247 Hyperledger Jobs - Page 3

Job Summary: A Blockchain Developer designs, builds, and maintains blockchain-based applications and systems. They work with decentralized technologies to create secure, transparent, and efficient solutions for industries like finance, supply chain, healthcare, and more. This role requires expertise in blockchain architecture, smart contracts, and cryptographic protocols. Key Responsibilities: Design, develop, and deploy blockchain-based applications and smart contracts. Build and optimize blockchain protocols and consensus algorithms. Integrate blockchain solutions with existing applications and systems. Ensure the security and integrity of blockchain networks through cryptographic methods. Test, troubleshoot, and debug blockchain applications for performance and scalability. Stay updated on emerging blockchain trends, tools, and frameworks. Collaborate with developers, product managers, and business stakeholders to define requirements. Required Skills & Qualifications: Bachelor’s degree in Computer Science, IT, or related field. Proficiency in blockchain platforms (Ethereum, Hyperledger, Solana, etc.). Experience with smart contract languages (Solidity, Rust, Vyper, Go). Knowledge of cryptography, consensus mechanisms, and decentralized application (dApp) development. Strong programming skills in languages like JavaScript, Python, C++, or Java. Understanding of APIs, distributed systems, and peer-to-peer networks. Problem-solving mindset and ability to work in agile development environments. Work Environment: Blockchain Developers can work in fintech firms, startups, consulting companies, or large enterprises adopting decentralized technologies. Work may be fully remote, hybrid, or on-site, depending on the organization.

Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development? At DTCC, we are at the forefront of innovation in the financial markets. We are committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world that we serve. DTCC Digital Assets is at the forefront of driving institutional adoption of digital assets technology with a steadfast commitment to innovation anchored in security and stability. As the financial services industrys trusted technology partner, we pride ourselves on empowering a globally interconnected and efficient ecosystem. Our mission is to provide secure and compliant infrastructure for digital assets, enabling financial institutions to unlock the full potential of blockchain technology. Pay and Benefits: Competitive compensation, including base pay and annual incentive Comprehensive health and life insurance and well-being benefits, based on location Pension / Retirement benefits Paid Time Off and Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being. DTCC offers a flexible/hybrid model of 3 days onsite and 2 days remote (onsite Tuesdays, Wednesdays and a third day unique to each team or employee). The Impact you will have in this role: Web3 Infrastructure Associate Director leads the design, deployment, and management of Web3 infrastructure initiatives, such as the DTCC Collateral Appchaina blockchain-based network for smart contract-driven collateral management. This role blends deep expertise in infrastructure engineering, DevSecOps best practices, and blockchain network architecture. You will be responsible for building a secure, scalable, and resilient blockchain infrastructure platform that supports mission-critical financial applications. Your Primary Responsibilities: Architect and lead the development of the DTCC Collateral Appchain infrastructure and other Web3 infrastructure initiatives, ensuring high availability, scalability, and security. Design and implement blockchain node infrastructure, consensus mechanisms, and smart contract deployment pipelines. Oversee Kubernetes-based orchestration of blockchain nodes and supporting services. Manage Infrastructure as Code (IaC) using Terraform, Terragrunt, and other automation tools. Collaborate with engineering, product, and security teams to ensure seamless integration of blockchain components with existing systems. Implement and maintain monitoring, logging, and alerting systems for blockchain and infrastructure components. Ensure compliance with financial industry regulations and security standards. Lead incident response and root cause analysis for infrastructure and blockchain-related issues. Mentor and guide a team of DevOps and blockchain engineers. Stay current with emerging trends in blockchain infrastructure, distributed systems, and cloud-native technologies. Mitigates risk by following established procedures and monitoring controls, spotting key errors and demonstrating strong ethical behavior. Qualifications: Minimum of 8 years of related experience Bachelor's degree preferred or equivalent experience Talents Needed for Success: Bachelors or Masters degree in Computer Science, Engineering, or related field. 8+ years of experience in infrastructure engineering, DevOps, or platform engineering. 3+ years of hands-on experience with blockchain infrastructure (e.g., Ethereum, Hyperledger Besu, Substrate, OP Stack). Strong expertise in Kubernetes, Docker, and cloud platforms (Azure, GCP, AWS). Proficient in Terraform, Terragrunt, and infrastructure automation. Actual salary is determined based on the role, location, individual experience, skills, and other considerations. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

Position: Sr. Software Engineer/Tech Lead - C++ Experience: 6+yrs Location: Pune Notice Period: Immediate - 30 Days Requirement: - Strong proficiency in C++, with fair knowledge of the language specification. - Thorough knowledge of the standard library, STL containers, software architecture design. patterns, and algorithms / API-SDK / cross-platform software development with QT / GTK / ElectronJS. - Good understanding of memory management in non-garbage collected environments; hands-on experience with Valgrind and other memory profiling tools; experience with secure coding models and practices. - Knowledge of low-level threading primitives and real-time environments. - Familiarity with embedded systems design / IoT, low-level hardware interactions, and systems architecture; preferred experience with file systems, I/O peripherals, Embedded Linux / RTOS / device drivers / cross-compilation / firmware / middleware - Thorough knowledge of network architecture models (ISO-OSI, TCP-IP); programming experience in protocols like HTTP / REST / TCP / XMPP for client-server or peer-to-peer systems in C++ - Knowledge of writing native modules for high-level languages such as Node.js, Python, Go, Java, etc. - Proficient understanding of continuous integration and code versioning tools such as Git, SVN; experience with unit test automation using frameworks like GTest - Knowledge of virtualization and experience with creating virtualized environments such as VMs and Docker containers - Preferred experience with crypto infrastructure such as Ethereum, Hyperledger, other blockchains; cryptographic programming, authentication, identity management, cybersecurity software, cryptanalysis, ethical hacking, and vulnerability analysis - Exposure to R&D culture with a focus on disruptive ideas, brainstorming, MVP specification, quick proof-of-concept development leading to high-quality product delivery; open to continuous learning and adoption of new skills/technologies

Design, develop, and deploy blockchain-based applications, protocols, and smart contracts. Build and maintain secure, high-performance, and decentralized solutions.

Key Responsibilities: Develop and deploy smart contracts using Solidity on EVM chains. Work on DeFi projects, trading bots, and blockchain infrastructure. Integrate Python for blockchain tools and applications. Must-Have Skills: Blockchain development with DeFi and EVM chains. Smart contract development (Solidity). Experience with trading bots and Python. Good-to-Have: YAML, open-source contributions. Location- Remote, Delhi NCR, Bangalore, Chennai, Pune, Kolkata, Ahmedabad, Mumbai, Hyderabad Education- Bachelors degree in Computer Science, Engineering, or a related technical field. Mandatory Key Skills DeFi projects,Bot domain,Solidity,EVM Chains,Python,YAML,Blockchain development

Fx31Labs is hiring a Blockchain Intern to work on smart contracts, DApps, and Web3 solutions. Gain hands-on experience with Ethereum, Solidity, and blockchain frameworks. Location: Ahmedabad, WFO.

Blockchain Developer : Location: Indore, Madhya Pradesh Experience Required: 3–5 years (Blockchain / Web3 Development) Salary: Competitive (based on experience) About the Role We are looking for experienced Blockchain Developers to design, build, and optimize blockchain-based solutions for client projects. You will be working on smart contracts, decentralized applications (dApps), and enterprise blockchain platforms , ensuring high standards of security, scalability, and performance. This role also involves mentoring junior developers and opportunities for staff augmentation placements with clients . Key Responsibilities Design and develop smart contracts and dApps for Ethereum/Hyperledger ecosystems. Optimize code for security, gas efficiency, and performance . Collaborate with the Tech Lead on complex blockchain implementations. Research and integrate emerging blockchain technologies into projects. Mentor or train junior developers as needed. Work with clients onsite/offsite as part of staff augmentation. Required Skills Strong expertise in Solidity, Web3.js, and Ethereum . Experience with Hyperledger Fabric / Besu . Solid understanding of blockchain protocols, consensus algorithms, and cryptography . Hands-on experience with REST APIs and backend integration . Strong problem-solving and debugging skills. Knowledge of wallets, DeFi protocols, and NFT standards (ERC-20, ERC-721, ERC-1155) is a plus. Why Join Us? Be part of cutting-edge Web3 projects in AI, Blockchain, and Staff Augmentation. Exposure to enterprise-grade blockchain solutions . Opportunity to mentor, lead, and grow in the blockchain ecosystem. Competitive salary and strong growth opportunities in Indore. Job Types: Full-time, Permanent Pay: ₹500,000.00 - ₹1,200,000.00 per year Benefits: Flexible schedule Work Location: In person

Senior Blockchain Developer Location: Indore (Onsite) Compensation: ₹5–12 LPA Experience: 3–5 years in Blockchain / Web3 Development About the Role We are looking for skilled Blockchain Developers to build and optimize blockchain-based solutions for client projects. You’ll work on smart contracts, dApps, and enterprise blockchain platforms , ensuring security, scalability, and performance. This role also includes mentoring junior developers and opportunities for staff augmentation placements with clients. Key Responsibilities Design and develop smart contracts and dApps for Ethereum/Hyperledger ecosystems. Optimize code for security, gas efficiency, and performance . Collaborate with the Tech Lead on complex blockchain implementations . Research and integrate emerging blockchain technologies into projects. Train or mentor junior developers when required. Work with clients onsite/offsite as part of staff augmentation needs. Required Skills Strong expertise in Solidity, Web3.js, Ethereum . Experience with Hyperledger Fabric / Besu . Good understanding of blockchain protocols, consensus algorithms, and cryptography . Hands-on experience with REST APIs and backend integration . Strong problem-solving and debugging skills. Knowledge of wallets, DeFi protocols, or NFT standards (ERC-20, ERC-721, ERC-1155) is a plus. Why Join Us? Be part of cutting-edge Web3 projects in AI, Blockchain, and Staff Augmentation. Exposure to enterprise-grade blockchain solutions . Opportunity to mentor, lead, and grow in the blockchain ecosystem. Competitive salary and growth opportunities in Indore. Job Type: Full-time Pay: ₹41,667.00 - ₹100,000.00 per month Work Location: In person

Blockchain Developer : Location: Indore, Madhya Pradesh Experience Required: 3–5 years (Blockchain / Web3 Development) Salary: Competitive (based on experience) About the Role We are looking for experienced Blockchain Developers to design, build, and optimize blockchain-based solutions for client projects. You will be working on smart contracts, decentralized applications (dApps), and enterprise blockchain platforms , ensuring high standards of security, scalability, and performance. This role also involves mentoring junior developers and opportunities for staff augmentation placements with clients . Key Responsibilities Design and develop smart contracts and dApps for Ethereum/Hyperledger ecosystems. Optimize code for security, gas efficiency, and performance . Collaborate with the Tech Lead on complex blockchain implementations. Research and integrate emerging blockchain technologies into projects. Mentor or train junior developers as needed. Work with clients onsite/offsite as part of staff augmentation. Required Skills Strong expertise in Solidity, Web3.js, and Ethereum . Experience with Hyperledger Fabric / Besu . Solid understanding of blockchain protocols, consensus algorithms, and cryptography . Hands-on experience with REST APIs and backend integration . Strong problem-solving and debugging skills. Knowledge of wallets, DeFi protocols, and NFT standards (ERC-20, ERC-721, ERC-1155) is a plus. Why Join Us? Be part of cutting-edge Web3 projects in AI, Blockchain, and Staff Augmentation. Exposure to enterprise-grade blockchain solutions . Opportunity to mentor, lead, and grow in the blockchain ecosystem. Competitive salary and strong growth opportunities in Indore. Job Types: Full-time, Permanent Pay: ₹500,000.00 - ₹1,200,000.00 per year Benefits: Flexible schedule Work Location: In person

Key Responsibilities: Develop and deploy smart contracts using Solidity on EVM chains. Work on DeFi projects, trading bots, and blockchain infrastructure. Integrate Python for blockchain tools and applications. Must-Have Skills: Blockchain development with DeFi and EVM chains. Smart contract development (Solidity). Experience with trading bots and Python. Good-to-Have: YAML, open-source contributions. Location- Remote, Delhi NCR, Bangalore, Chennai, Pune, Kolkata, Ahmedabad, Mumbai, Hyderabad Education- Bachelors degree in Computer Science, Engineering, or a related technical field.

Key Responsibilities: Develop and deploy smart contracts using Solidity on EVM chains. Work on DeFi projects, trading bots, and blockchain infrastructure. Integrate Python for blockchain tools and applications. Must-Have Skills: Blockchain development with DeFi and EVM chains. Smart contract development (Solidity). Experience with trading bots and Python. Good-to-Have: YAML, open-source contributions. Location- Remote, Delhi NCR, Bangalore, Chennai, Pune, Kolkata, Ahmedabad, Mumbai, Hyderabad Education- Bachelors degree in Computer Science, Engineering, or a related technical field.

Skills: Understanding of Blockchain Fundamentals, Understanding of AR/VR/Gaming Know-how, Industry Insight, Strategic Planning, Relationship Building, Sales Skills, Articulate Communication, Compelling Presentations,. Company Description. At Outthinc, we're at the forefront of revolutionizing digital landscapes through groundbreaking advancements in Blockchain Software, Web3, Augmented Reality (AR), and Virtual Reality (VR). We are a dynamic team of visionaries, technologists, and creative minds driven by the mission to reshape how the world interacts with technology. Role Description. The Software Sales/Business Development Consultant will be responsible for generating new business and revenue streams for our Blockchain Software/Web3/AR/VR Software development business. This is a part-time/freelance contract role, with the option to work remotely. They will be responsible for identifying potential clients, building relationships, and closing deals. The consultant will also be responsible for staying up-to-date with industry trends and sharing that information with the team. Qualifications. Prior experience in sales/business development in the software industry. Knowledge of blockchain technology and its applications. Excellent communication and negotiation skills. Ability to work independently and meet sales targets. Ability to function well in a fast-paced environment, multi-task, and work under deadlines. Understanding of cryptocurrency and Web3 technologies is a plus. Degree in computer science or Information Technology. Bachelor's degree in business, marketing, or a related field is a plus. Good knowledge of software sales platforms. 10+ years experience selling B2B technical products and solutions. Competent & interested expert/s may contact us at (M) 6291882263 (WA) or, email at arijitdas729@gmail.com. Show more Show less

Key Responsibilities: Develop and deploy smart contracts using Solidity on EVM chains. Work on DeFi projects, trading bots, and blockchain infrastructure. Integrate Python for blockchain tools and applications. Must-Have Skills: Blockchain development with DeFi and EVM chains. Smart contract development (Solidity). Experience with trading bots and Python. Good-to-Have: YAML, open-source contributions. Education- Bachelors degree in Computer Science, Engineering, or a related technical field.

Roll: Blockchain Developer Location: On-site, Hyderabad. Employment Type: Full-time Experience: 0-2 Years Role Overview We are looking for a passionate and skilled Blockchain Developer to join our growing team. You will be responsible for designing, implementing, and supporting blockchain-based solutions, smart contracts, and decentralized applications. If you are excited about working on cutting-edge technologies and contributing to the future of Web3, this role is for you. Key Responsibilities Design, develop, and deploy blockchain-based applications. Write, test, and optimize smart contracts on platforms such as Ethereum, Hyperledger, or Polygon. Work on consensus algorithms, token standards (ERC-20, ERC-721, etc.), and decentralized storage solutions. Integrate blockchain with existing systems and APIs. Ensure security, scalability, and performance of blockchain applications. Stay updated with the latest blockchain trends, frameworks, and best practices. Collaborate with product managers, UI/UX designers, and backend teams for seamless project execution. Required Skills & Qualifications Strong proficiency in programming languages such as Solidity, Go, Rust, JavaScript, or Python . Hands-on experience with Ethereum, Hyperledger Fabric, or other blockchain frameworks . Good understanding of cryptographic principles, distributed systems, and consensus mechanisms . Experience with smart contract development and auditing . Familiarity with DeFi, NFTs, DAOs, or Web3 ecosystems is a plus. Bachelor’s/Master’s degree in Computer Science, Engineering, or a related field. Preferred Qualifications Prior experience contributing to open-source blockchain projects. Knowledge of cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes). Strong problem-solving and analytical skills. What We Offer Opportunity to work on innovative blockchain and Web3 projects . A collaborative and inclusive work environment. Professional development and growth opportunities.

Job Summary: A Blockchain Developer designs, builds, and maintains blockchain-based applications and systems. They work with decentralized technologies to create secure, transparent, and efficient solutions for industries like finance, supply chain, healthcare, and more. This role requires expertise in blockchain architecture, smart contracts, and cryptographic protocols. Key Responsibilities: Design, develop, and deploy blockchain-based applications and smart contracts. Build and optimize blockchain protocols and consensus algorithms. Integrate blockchain solutions with existing applications and systems. Ensure the security and integrity of blockchain networks through cryptographic methods. Test, troubleshoot, and debug blockchain applications for performance and scalability. Stay updated on emerging blockchain trends, tools, and frameworks. Collaborate with developers, product managers, and business stakeholders to define requirements. Required Skills & Qualifications: Bachelor’s degree in Computer Science, IT, or related field. Proficiency in blockchain platforms (Ethereum, Hyperledger, Solana, etc.). Experience with smart contract languages (Solidity, Rust, Vyper, Go). Knowledge of cryptography, consensus mechanisms, and decentralized application (dApp) development. Strong programming skills in languages like JavaScript, Python, C++, or Java. Understanding of APIs, distributed systems, and peer-to-peer networks. Problem-solving mindset and ability to work in agile development environments. Work Environment: Blockchain Developers can work in fintech firms, startups, consulting companies, or large enterprises adopting decentralized technologies. Work may be fully remote, hybrid, or on-site, depending on the organization.

Job Description Octal IT Solutions is seeking talented and motivated Blockchain Developers to join our dynamic team in Jaipur. We are looking for individuals with experience in building and maintaining blockchain-based applications and systems. As a Blockchain Developer, you will collaborate with other team members to ensure the development and implementation of innovative blockchain technologies. Requirements: 2-5 years of professional experience in blockchain development. Strong experience with blockchain platforms such as Ethereum, Hyperledger, or similar. Proficient in programming languages such as Solidity, JavaScript, Python, or Go. Experience with smart contract development and deployment.Familiarity with cryptographic protocols and security protocols. Strong problem-solving skills and the ability to work independently and collaboratively. Excellent communication skills. Job Type: Full-time Pay: ₹30,000.00 - ₹75,000.00 per month Benefits: Flexible schedule Food provided Provident Fund Experience: Blockchain Developer : 4 years (Required) Location: Malviya Nagar, Jaipur, Rajasthan (Preferred) Work Location: In person Speak with the employer +91 8764077940

Key Responsibilities: Develop and deploy smart contracts using Solidity on EVM chains. Work on DeFi projects, trading bots, and blockchain infrastructure. Integrate Python for blockchain tools and applications. Must-Have Skills: Blockchain development with DeFi and EVM chains. Smart contract development (Solidity). Experience with trading bots and Python. Good-to-Have: YAML, open-source contributions. Location- Remote, Delhi NCR, Bangalore, Chennai, Pune, Kolkata, Ahmedabad, Mumbai, Hyderabad Education- Bachelors degree in Computer Science, Engineering, or a related technical field.

Job Description Octal IT Solutions is seeking talented and motivated Blockchain Developers to join our dynamic team in Jaipur. We are looking for individuals with experience in building and maintaining blockchain-based applications and systems. As a Blockchain Developer, you will collaborate with other team members to ensure the development and implementation of innovative blockchain technologies. Requirements: 2-5 years of professional experience in blockchain development. Strong experience with blockchain platforms such as Ethereum, Hyperledger, or similar. Proficient in programming languages such as Solidity, JavaScript, Python, or Go. Experience with smart contract development and deployment.Familiarity with cryptographic protocols and security protocols. Strong problem-solving skills and the ability to work independently and collaboratively. Excellent communication skills. Job Type: Full-time Pay: ₹30,000.00 - ₹75,000.00 per month Benefits: Flexible schedule Food provided Provident Fund Experience: Blockchain Developer : 4 years (Required) Location: Malviya Nagar, Jaipur, Rajasthan (Preferred) Work Location: In person Speak with the employer +91 8764077940

Qualifications Required: A Ph.D. (or equivalent terminal degree) in Finance, Economics, Computer Science, Information Systems, or a related field, with clear specialization in blockchain, crypto, FinTech. Demonstrated expertise in areas such as blockchain fundamentals, cryptocurrency economics, DeFi, or distributed ledger technology. Strong record of academic research (publications, conference presentations). Effective teaching skills and experience designing innovative, technology-oriented courses. Preferred: Industry experience—particularly in blockchain development, smart contracts (e.g., Solidity, Rust), or crypto system implementation. Familiarity with platforms such as Ethereum, Hyperledger, Solana or proficiency in programming languages relevant to blockchain (e.g., Solidity, Python, Rust, Go). ( Proven success in securing research grants or funding. Established connections with fintech industry and regulatory stakeholders. Job Type: Full-time Pay: From ₹35,000.00 per month Work Location: In person

Job Title : Blockchain Developer Location : Bestech Business Tower (Mohali) Job Type : Full-time We are looking for a Blockchain Developer with a minimum of 1-5 years experience, you will be responsible for designing, developing, and implementing blockchain-based solutions, Dapps, wallet and smart contracts. You will be reponsinble for developing and directly dealing with clients. Job Responsibilities: Create/Design and implement reliable blockchain architectures and protocols for projects, prioritizing scalability, security, and high performance. Design, implement, and deploy smart contracts across diverse blockchain platforms (e.g., Ethereum, Solana). Perform comprehensive audits to guarantee security and optimal functionality. Develop and sustain decentralized applications (DApps) by seamlessly integrating blockchain technology with both front-end and back-end systems. Assist in shaping the technical strategy and roadmap for blockchain initiatives. Keep up-to-date with the latest advancements in blockchain technologies and industry developments. Proficiency in DeFi, NFTs, and other emerging blockchain applications. Work closely with clients to identify their requirements, objectives, and challenges, delivering scalable and dependable blockchain solutions. Skills Required: Expertise in programming languages - Solidity, Python, Java-script, Rust and React. Expertise in DApp development frameworks - Web3.js, ethers.js Familiarity with platforms such as Ethereum, Solana, Hyperledger, Binance Smart Chain, or Polygon. Ability to integrate blockchain platforms with third-party systems using RESTful or GraphQL APIs. Why Join Us?: Competitive salary & commission. Growth opportunities and a dynamic work environment. Comprehensive benefits. Decent hike on Current Salary Festival Celebrations Job Type: Full-time Pay: ₹30,000.00 - ₹60,000.00 per month Benefits: Paid time off Application Question(s): What is your current CTC? What is your expected CTC? Education: Bachelor's (Required) Experience: Solana, Web3: 2 years (Required) total work: 2 years (Required) Blockchain Development: 1 year (Required) Work Location: In person

Description We are seeking a highly technical Lead Software Engineer to drive the architecture, scalability, and engineering excellence of our core platforms. This role is ideal for someone who thrives on solving complex engineering problems and scaling distributed systems in production. You will design, build, and optimize full-stack systems with a strong focus on microservices, event-driven architecture, and cloud-native DevOps. You’ll work across the stack, from backend services and frontend performance to CI/CD, observability, and security. Responsibilities 1. Architecture & Scalabilit y • Architect and implement highly scalable microservices-based systems using Python (Django) or Node.js. • Design event-driven architectures using Kafka, RabbitMQ, or AWS SQS/SNS. • Build low-latency, high-throughput APIs, utilizing Redis/Memcached and CDNs. • Apply distributed systems patterns (e.g., CQRS, Saga, Circuit Breaker) for resilience and consistency. • Use container orchestration (e.g., Kubernetes) and serverless platforms (AWS Lambda, Azure Functions) for scalable, cloud-native deployments. 2. Full-Stack Engineeri ng • Build RESTful or gRPC APIs with Python (Django), or Node.js (Express/NestJS). • Develop high-performance frontend applications with React.js (Next.js), TypeScript, and state management (Redux, Zustand). • Design optimized database schemas across PostgreSQL, MySQL, MongoDB, or Cassandra, with attention to indexing, replication, and sharding. • Implement real-time features using WebSockets (Socket.io) or GraphQL subscription s. 3. DevOps & Cloud Infrastructure • Build and automate CI/CD pipelines using GitHub Actions, GitLab CI, or Jenkins with IaC tools like Terraform or Pulumi. • Manage Kubernetes clusters (EKS, GKE, AKS) using Helm and service meshes (Istio, Linkerd). • Set up robust monitoring and observability stacks (Prometheus, Grafana, OpenTelemetry, ELK). • Deploy security-first infrastructure in AWS, GCP, or Azure, following DevSecOps best practices. 4. Code Quality & Security • Enforce engineering standards via linters (ESLint, Pylint), static analysis (SonarQube), and automated testing (Jest, Pytest). • Conduct security audits and integrate SAST/DAST tools (Snyk, OWASP ZAP, Trivy) into CI/CD. • Implement zero-trust architectures using OAuth 2.0, JWT, and RBAC for access control. • Ensure compliance with OWASP Top 10 and other secure development standards. Eligibility ✅ 6+ years of hands-on experience building scalable, distributed software systems. ✅ Deep backend experience in Python (Django) or Node.js (Express/NestJS). ✅ Strong frontend experience with React.js, TypeScript, and Next.js. ✅ Proven experienc e in microservices, event-driven architect ures, and message br okers like Kafka or RabbitMQ. ✅ Hands-on expertise in both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis, Cassandra). ✅ Solid DevOps skills including Kubernetes, Docker, and cloud plat forms (AWS/GCP/Azure). ✅ Strong knowledg e of secure coding practices, API security, and web application hardening. Preferred (Nice to Have): 🔹 Knowledge of blockchain technologies (Ethereum, Hyperledger, Solidity). 🔹 Experience with Web3 libraries (Web3.js, Ethers.js). 🔹 Contributions to open-source, technical blogs, or whitepapers. Educational Qualifications: 🎓 B.Tech / M.Tech in Computer Science or related field (Mandatory). Travel As and when required, across the country for project execution and monitoring as well as for coordination with geographically distributed teams. Communication Submit a cover letter summarising your experience in relevant technologies and software along with a resume and the Latest passport-size photograph.

Candidate must be located within commuting distance of Singapore. Bachelor’s Degree or foreign equivalent, will consider work experience in lieu of a degree Overall, 10-13yrs of experience. At least 3+ years of hands-on experience on Hyperledger Fabric, R3 Corda and Ethereum. Strong understanding of different types of Blockchain such as public, private/permissioned, public permissioned, etc. Understanding of Blockchain frameworks HyperLedger, R3 Corda and Ethereum. Understand Blockchain Data Architecture and ability to Identify/recommend ways to optimize data elements on-chain/Off-chain. Good understanding of various different consensus algorithms used in different DLT frameworks. Knowledge of cryptography, including asymmetric (pub/priv key), symmetric, hash functions, encryption/signatures. Experience using cryptography material such as certificates for identity management in order to authenticate members, transactions etc. Skilled in performance metrics for measuring Blockchain performance Able to provide training/mentoring to technical staff in relation to Blockchain tools and frameworks, Blockchain concepts etc. 8+ years of Java / J2EE Architecture/Design experience Strong knowledge of Blockchain fundamentals, smart contracts, consensus algorithms Experience with Spring Boot Jenkin, Sonar, Junit, Docker, Java Script, GoLang, AngularJS, and the Cloud (Azure) Proven understanding of architecture best practices Knowledge and experience with full SDLC lifecycle Experience with Lean / Agile development methodologies Excellent verbal and written communications skills, able to resolve business issues

About The Invest Digital Assets Forum 2025, hosted by Giakaa Capital, is an exclusive gathering of institutional investors, banks, asset managers, regulators, and blockchain pioneers exploring the next era of digital assets, tokenization, and institutional adoption. As part of the Forum’s Innovation Showcase, we are assembling a special projects tech team to design and demonstrate cutting-edge blockchain solutions tailored to institutional digital asset use cases. Role Overview We are seeking a Senior Blockchain Developer to lead the design and delivery of a functional prototype/demo to be showcased during the Forum. This is a high-impact, short-term leadership role for an experienced developer with a deep understanding of blockchain in institutional finance, tokenization, and digital asset infrastructure. Key Responsibilities - Architect & develop a working blockchain-based prototype (e.g., tokenized funds, digital securities settlement, institutional custody, cross-border payments) - Design & deploy advanced smart contracts on Ethereum, Polygon, XDC, or other enterprise-grade blockchains - Integrate blockchain with APIs, custody solutions, and financial infrastructure for demo purposes - Ensure scalability, security, and compliance alignment for live or recorded demonstration - Collaborate closely with product strategists, fintech partners, and event teams to align with the Forum’s institutional digital asset theme - Prepare a technical briefing and contribute to presenting the solution to a global executive audience Requirements - Proven expertise in Solidity, Web3.js/ethers.js, and smart contract engineering - Strong knowledge of digital assets, tokenization, DeFi, and financial infrastructure - Familiarity with stablecoins, CBDCs, institutional custody, and Layer 2 scaling - Experience working in fast-paced, high-visibility projects with tight deadlines - Bonus: Hands-on exposure to Hyperledger, R3 Corda, XDC, or enterprise blockchain frameworks What’s in it for You - Showcase your expertise before a global audience of institutional leaders, regulators, and investors - Opportunity to collaborate with leading fintechs, custodians, and digital asset platforms - Executive visibility & recognition in the institutional digital asset ecosystem - Potential pathways for post-event partnerships, consulting, and collaborations How to Apply Send your CV, GitHub/portfolio, and a brief note on your most relevant blockchain + institutional finance project to info@giakaacapital.com with the subject line: “Senior Blockchain Developer – Invest Digital Assets Forum”

Job Summary: A Blockchain Developer designs, builds, and maintains blockchain-based applications and systems. They work with decentralized technologies to create secure, transparent, and efficient solutions for industries like finance, supply chain, healthcare, and more. This role requires expertise in blockchain architecture, smart contracts, and cryptographic protocols. Responsibilities: Design, develop, and deploy blockchain-based applications and smart contracts. Build and optimize blockchain protocols and consensus algorithms. Integrate blockchain solutions with existing applications and systems. Ensure the security and integrity of blockchain networks through cryptographic methods. Test, troubleshoot, and debug blockchain applications for performance and scalability. Stay updated on emerging blockchain trends, tools, and frameworks. Collaborate with developers, product managers, and business stakeholders to define requirements. Required Skills & Qualifications: Bachelor’s degree in Computer Science, IT, or related field. Proficiency in blockchain platforms (Ethereum, Hyperledger, Solana, etc.). Experience with smart contract languages (Solidity, Rust, Vyper, Go). Knowledge of cryptography, consensus mechanisms, and decentralized application (dApp) development. Strong programming skills in languages like JavaScript, Python, C++, or Java. Understanding of APIs, distributed systems, and peer-to-peer networks. Problem-solving mindset and ability to work in agile development environments.

WizDig Technologies Pvt. Ltd. is a forward-thinking IT solutions company, delivering innovative digital products and services worldwide. We specialize in software development, blockchain technology, and digital transformation solutions. We are seeking a skilled Blockchain Developer on a contract basis to work on a high-impact blockchain project. Job Title: Blockchain Developer – Contract Basis Location: Remote / On-site (Specify as required) Contract Duration: [3 months / 6 months / project-based] Compensation: [Mention amount or range] Start Date: Immediate Job Description We are looking for an experienced Blockchain Developer to design, implement, and optimize blockchain solutions. The ideal candidate will have strong expertise in smart contracts , dApps , and blockchain integration. You will work closely with our product and development teams to deliver secure, scalable, and innovative blockchain applications. Responsibilities Develop, test, and deploy smart contracts on Ethereum, Polygon, BSC, or other blockchain networks. Integrate blockchain functionalities using Web3.js , Ethers.js , or related tools. Optimize smart contracts for gas efficiency and scalability . Implement blockchain protocols and ensure security best practices. Conduct unit testing, debugging, and code reviews . Collaborate with backend and frontend teams for seamless integration. Stay updated with blockchain trends and emerging technologies. Requirements 2+ years of experience in blockchain development. Proficiency in Solidity , Web3.js , Ethers.js , and blockchain frameworks. Experience with Truffle , Hardhat , or similar deployment tools. Strong understanding of EVM , consensus mechanisms, and cryptography. Proficiency in JavaScript, Node.js, or Python for integration. Familiarity with Git and version control workflows. Preferred Qualifications Experience with multiple blockchain platforms (Hyperledger, Solana, Avalanche). Knowledge of DeFi protocols, NFTs, and tokenomics . Experience with IPFS and decentralized storage. Contract Details Type: Contract (Freelance / Project-based) Duration: [Specify duration] Work Mode: Remote / Hybrid / On-site (Specify) How to Apply: Send your resume, portfolio, and GitHub link with the subject line: "Application – Blockchain Developer (Contract) – [Your Name]" to: Hr@wizdigtech.com If you are a creative professional with expertise in both Blockchain Developer , and you're excited to contribute to a dynamic team, we encourage you to apply! Please submit your resume and portfolio to Hr@wizdigtech.com Wizdigtech is an equal opportunity employer and welcomes applications from all qualified individuals, regardless of race, gender, religion, or disability status. We look forward to reviewing your application! Job Types: Full-time, Part-time, Contractual / Temporary, Freelance Contract length: 2 months Pay: ₹15,000.00 - ₹30,000.00 per month Benefits: Health insurance Paid sick time Provident Fund Ability to commute/relocate: Misrod, Bhopal, Madhya Pradesh: Reliably commute or planning to relocate before starting work (Preferred) Education: Master's (Required) Experience: 10 key typing: 2 years (Required) Work Location: In person Application Deadline: 15/08/2025