795 Solidity Jobs - Page 7

Blockchain & dApp Developer FullTime & Remote We are looking for a highly skilled Blockchain & dApp developer to join our team and drive the development of our next-generation financial technology products. As a Blockchain & dApp Developer, you will play a pivotal role in the design, development, and deployment of innovative blockchain solutions, working on projects that are integral to our mission, including the architecturing and development of decentralised finance (DeFi) platforms, smart contract writing, AA smart wallets, and the architecture of cross-chain applications. Thus, the ideal candidate will have a strong background in smart contract development and decentralised application (...

You are a Solidity Developer with proficiency in building complex MLM staking contracts, DeFi protocols, NFT marketplaces, Launchpads, and full-fledged DApps. Your passion for Web3 is evident as you can seamlessly integrate smart contracts into modern frontend frameworks like React and Next.js. - Design, develop, and deploy Solidity smart contracts for MLM, staking, DeFi, and NFT platforms. - Collaborate with frontend engineers to integrate smart contracts with React/Next.js apps using Ethers.js or Web3.js. - Write and execute tests using Hardhat or Truffle to ensure security and functionality. - Optimize smart contract gas usage and adhere to best practices in secure smart contract developm...

As a Solidity Developer at our company, you will be responsible for designing, developing, and deploying Solidity smart contracts for MLM, staking, DeFi, and NFT platforms. You will collaborate with frontend engineers to integrate smart contracts with React/Next.js apps using Ethers.js or Web3.js. Your role will also involve writing and executing tests using Hardhat or Truffle to ensure security and functionality, optimizing smart contract gas usage, and following best practices in secure smart contract development. Additionally, you will participate in the full DApp development lifecycle from ideation to deployment and work on Node.js (Typescript) web3 backend tasks when required. If you ha...

As a Blockchain Developer, you will be responsible for designing and developing decentralized applications (DApps) using Ethereum, Hyperledger, or other blockchain platforms. Your key responsibilities will include: - Writing and deploying smart contracts using languages such as Solidity, Truffle Framework, OpenZeppelin, Vyper, and others. - Leading blockchain architecture planning, system integration, and technical implementation. - Developing APIs and integrations between blockchain systems and web/mobile applications. - Maintaining and improving blockchain network performance and security. - Staying informed and up-to-date with emerging blockchain technologies and industry trends. Qualific...

Job Title: Blockchain Specialist Location: Mumbai / Hyderabad / Chennai Experience: 6+ Years Job Responsibilities- Experienced in development, adoption and implementation of Blockchain technology in relevant processes of the organization. Liaise with internal and external stakeholders to understand business processes and identify avenues wherever blockchain-driven solutions can be used including hyperledger. Conduct POC for the identified process area, in collaboration with various teams, to establish feasibility and proposed efficiency/ cost/ security improvements Demonstrable experience of working on pilot live blockchain projects. In depth technical understanding of multiple blockchain pl...

Job Title: Blockchain Developer (TRC20 & FlashUSDT) Location: mohali Type: Full-Time Job Description: We are looking for a skilled Blockchain Developer with hands-on experience in TRC20 token development and FlashUSDT implementation. The ideal candidate should have a solid understanding of smart contracts on the TRON blockchain , token integration, and secure transaction handling. Key Responsibilities: Develop, deploy, and maintain TRC20 smart contracts Integrate and work with FlashUSDT functionality Ensure secure and efficient transaction flows Collaborate with the team on blockchain architecture and integrations Requirements: Proven experience with TRON blockchain and TRC20 tokens Strong u...

Our client provides infrastructure that transforms private communities into on-chain economies, offering token gating, staking pools, and new revenue streams. Their solution also powers a trading bot that turns Telegram groups into social trading hubs, allowing members to trade and share calls while group owners earn from every transaction and is recruiting a Backend Developer with hands-on experience in on-chain trading systems. What you've built before (or can audit/refine): Routers and swap logic for DEXes Token launcher integrations (new pairs, liquidity hooks) Sniping / MEV-style execution logic Wallet management and multi-chain infra Responsabilities: Build and optimize backend logic p...

We're building something audacious, something global, in next tech at Mai Labs : a new digital infrastructure layer, an internet architectural rail that puts users, builders, creators and developers first. Our mission? To distribute participatory power to billions of people in the digital economy. What this actually means: We have built our own L1 blockchain, and a backend technical structure for protocols and ecosystem to make digital infrastructure efficient, secure and more accessible. Our global products and tools are natively built for web 3.0 world. You will work with teams working on tech products across blockchain, and distributed systems – for a real-world problem solving. We're tak...

Responsibilities Own functionality and scalability features by taking responsibility from the inception to deployment and customer integration Lead and manage the block-chain based solution and application development process. Build and help in the development of several smart-contract projects. Build integration libraries and SDKs to interface with our server and APIs Investigate and apply Ethereum and solidity basic concepts to improve all elements of the transaction path and life. Expose and document functionality to the UI , third-party developers, and our internal and external tooling Collaborate closely with all engineering teams to ensure consistency in understanding of technical requ...

InfraSingularity aims to revolutionize the Web3 ecosystem as a pioneering investor and builder. Our long-term vision is to establish ourselves as the first-of-its-kind in this domain, spearheading the investment and infrastructure development for top web3 protocols. At IS, we recognize the immense potential of web3 technologies to reshape industries and empower individuals. By investing in top Web3 protocols, we aim to fuel their growth and support their journey towards decentralization. Additionally, our plan to actively build infrastructure with these protocols sets us apart, ensuring that they have the necessary foundations to operate in a decentralized manner effectively. We embrace coll...

InfraSingularity aims to revolutionize the Web3 ecosystem as a pioneering investor and builder. Our long-term vision is to establish ourselves as the first-of-its-kind in this domain, spearheading the investment and infrastructure development for top web3 protocols. At IS, we recognize the immense potential of web3 technologies to reshape industries and empower individuals. By investing in top web3 protocols, we aim to fuel their growth and support their journey towards decentralization. Additionally, our plan to actively build infrastructure with these protocols sets us apart, ensuring that they have the necessary foundations to operate in a decentralized manner effectively. We embrace coll...

Company Description eSparkBiz is a premier AI-powered engineering firm dedicated to creating intelligent and scalable solutions that drive business growth. We serve as strategic partners, transforming real-world challenges into opportunities for innovation and success. Our expertise spans full-stack AI engineering, custom software development, data and analytics, and cloud and DevOps. Committed to delivering impactful, AI-powered solutions, eSparkBiz works collaboratively with clients throughout the project lifecycle, ensuring alignment with business objectives and exceptional results. Position: Blockchain Developer Experience: 2-3 Years Location: Ahmedabad (WFO) Experience writing Layer 1 c...

As a Rust Developer with at least 5+ years of experience (with at least 5+ years in Rust), your role will involve designing, developing, and maintaining Rust-based applications. You will be working on high-performance, scalable, and secure applications, utilizing frameworks like Actix Web and Substrate. Your responsibilities will include: - Designing, developing, and maintaining Rust-based applications - Applying microservices design patterns to architect scalable solutions - Contributing to blockchain and DeFi integrations with protocols such as Aave and Polygon - Working on backend systems with multi-language integration to deliver reliable software solutions - Developing and optimizing me...

You are a skilled Blockchain Developer who will be responsible for designing, implementing, and supporting blockchain-based solutions and smart contracts. Your focus will be on ensuring secure, scalable, and efficient distributed ledger technologies. **Key Responsibilities** - Design, develop, and deploy blockchain applications and smart contracts using platforms such as Ethereum, Hyperledger, or Solana. - Develop and maintain decentralized applications (DApps) and integrate blockchain solutions with existing systems. - Participate in all phases of the software development lifecycle, including architecture, coding, testing, deployment, and maintenance. - Conduct code reviews, ensure best pra...

As a Blockchain Certified Architect, you will play a crucial role in designing and implementing secure, scalable, and high-performing blockchain solutions. Your expertise in distributed ledger technologies, consensus algorithms, and blockchain frameworks will be essential in driving innovation and adoption within cross-functional teams. **Key Responsibilities:** - Define and implement the end-to-end blockchain architecture strategy to align with business objectives. - Lead the solution design for decentralized applications (dApps), smart contracts, and blockchain integrations. - Evaluate, select, and implement appropriate blockchain frameworks such as Ethereum, Hyperledger, Corda, etc. - Ens...

About the Role We are seeking an experienced DeFi Security Specialist to lead and support the security posture of our DeFi protocols and infrastructure. As a key member of the security team, you will be responsible for auditing smart contracts, identifying vulnerabilities in financial mechanisms, and working directly with developers to ensure our products are safe from exploits, manipulation, and economic attacks. If you're passionate about decentralized finance and have a deep understanding of both code and economic game theory, this is the perfect role for you. Key Responsibilities Perform in-depth audits of DeFi smart contracts (e.g., lending, DEXs, yield farming, oracles, synthetic asset...

About the Role: We are seeking a Lead Blockchain Developer with hands-on experience in blockchain technologies and decentralized applications. The ideal candidate will lead development efforts, architect blockchain solutions, and guide the team in delivering secure and scalable applications in the Web3 ecosystem. Key Responsibilities: Lead the design, development, and deployment of blockchain-based solutions (smart contracts, dApps, DeFi/NFT platforms). Architect blockchain system components ensuring scalability, security, and efficiency. Collaborate with cross-functional teams (product, design, backend, frontend) to deliver high-quality projects. Conduct code reviews, mentor junior develope...

About the Role We are seeking a skilled and security-focused Smart Contract Developer with expertise in Solidity and/or Rust to join our growing blockchain development team. You will be responsible for designing, developing, testing, and deploying smart contracts that power decentralized applications (dApps) on platforms such as Ethereum , Solana , or similar ecosystems. Youll work alongside engineers, auditors, and product leads to build secure, scalable, and innovative blockchain-based products. Key Responsibilities Design and implement smart contracts using Solidity (for EVM-based chains) or Rust (for Solana or other Rust-based chains). Develop secure, gas-efficient, and well-documented s...

You are invited to join the growing team at Oncytech as a Blockchain Developer. In this role, you will be responsible for working with Blockchain frameworks and demonstrating strong knowledge of Solidity, Ethereum, Hyperledger, or similar platforms. Your passion for Web3, DeFi, and decentralized technologies will be essential for contributing to the future of digital trust and transparency. Key Responsibilities: - Hands-on experience with Blockchain frameworks - Strong knowledge of Solidity, Ethereum, Hyperledger, or similar platforms - Passion for Web3, DeFi, and decentralized technologies Qualifications Required: - 2+ years of experience in Blockchain development - Proficiency in Solidity,...

John Cockerill, enablers of opportunities Driven since 1817 by the entrepreneurial spirit and thirst for innovation of its founder, the John Cockerill Group develops large-scale technological solutions to meet the needs of its time: facilitating access to low carbon energies, enabling sustainable industrial production, preserving natural resources, contributing to greener mobility, enhancing security and installing essential infrastructures. Its offer to businesses, governments and communities consists of services and associated equipment for the sectors of energy, defence, industry, the environment, transports, and infrastructures. With over 6,000 employees, John Cockerill achieved a turnov...

About Quranium In a world where rapid innovation demands uncompromising security, Quranium stands as the uncrackable foundation of the digital future. With its quantum-secure, AI-native Layer 1 blockchain, Quranium ensures resilience against todays threats and tomorrows quantum era. Quranium is more than technology its a movement. By empowering developers and enterprises to build with confidence, it bridges the gap between Web2 and Web3, making adoption seamless, accessible, and secure. As the digital superhighway for a better future, Quranium is setting the standard for progress in an ever-evolving landscape. Role Overview As a quantum-secure, AI-native Layer 1, Quranium is building the fut...

Job Title: Freelance Researcher – Blockchain-Integrated Software Development Job Type: Freelancer Job Purpose: Conduct in-depth research on Blockchain integration into SDLC. Develop a framework to enhance security, transparency, and traceability in SDLC processes. Gather and analyze data from literature and industry surveys. Design and implement Blockchain-integrated SDLC models. Validate the framework and evaluate its performance against predefined metrics. Deliver detailed documentation and final project reports. Required Qualification: Master’s or Ph.D. in Computer Science, Software Engineering, or a related field. Certifications in Blockchain technologies (e.g., Hyperledger, Ethereum Dev...

Position: Blockchain Developer Experience: 2-3 Years Location: Ahmedabad (WFO) Experience writing Layer 1 code, e.g. EVM or Tendermint Reward tokens, Token Security, ERC20, ERC721, ERC1155 token, Gas Optimization Proficient in Solidity language 3+ years of smart contract development experience Love for coding puzzles and challenges Requirements Smart contract integration into backend (Node.js Express.js MongoDB) third party API integration. Principle MongoDB Database structure Git Management System - RoadMap ERC-20 smart contract for LMNG token Staking (Reward spinner) smart contract Farming smart contract Voting/multisig smart contract Lottery smart contract (using chain link VRF) NFT colle...

We are looking for talented Blockchain Developers (2–6 years of experience) to join our growing team at Oncytech . 🔹 Hands-on experience with Blockchain frameworks 🔹 Strong knowledge of Solidity, Ethereum, Hyperledger, or similar platforms 🔹 Passion for Web3, DeFi, and decentralized technologies 📩 Interested candidates can share their CV at hr@oncytech.com Be a part of building the future of digital trust and transparency! 🌐 #UrgentHiring #Blockchain #BlockchainDeveloper #Web3 #SmartContracts #CareerOpportunity #HiringNow

Job Title / 職種 Blockchain Developer – ブロックチェーンデベロッパー Location / 勤務地 Japan (Remote-friendly) – 日本（リモート勤務可） Job Description / 募集概要 Design, develop, and maintain blockchain-based applications and smart contracts to support innovative business solutions – ブロックチェーンベースのアプリケーションやスマートコントラクトを設計・開発・保守し、革新的なビジネスソリューションを支援します。 Key Responsibilities / 主な業務内容 Develop and deploy smart contracts on blockchain platforms (Ethereum, Hyperledger, etc.) – ブロックチェーンプラットフォーム（Ethereum、Hyperledger等）でスマートコントラクトを開発・展開 Build and maintain decentralized applications (dApps) – 分散型アプリケーション（dApps）の構築と保守 Integrate blockchain solutions with existing business systems – 既存ビジネスシステムとのブロックチェーンソリューション統合 Conduct code reviews, testing,...