As a Fresher - Blockchain Developer at Rejolut, you will be a part of the IT Department in a rapidly growing emerging tech company specializing in Blockchain, ML & AI, and complex mobile & web apps. Your role will involve learning and understanding the fundamentals of blockchain technology, assisting in designing and developing blockchain applications, collaborating with the team on integrating blockchain solutions, writing clean and efficient code, and participating in brainstorming sessions for new tools and technologies. **Key Responsibilities:** - Learn and understand the fundamentals of blockchain technology. - Assist in researching, designing, and developing blockchain applications under guidance. - Collaborate with the team on integrating blockchain solutions into applications. - Write clean, efficient, and maintainable code following coding standards. - Participate in brainstorming sessions to evaluate applications for new tools and technologies. **Qualifications Required:** - BSc in IT, Computer Science, Engineering (IT/CS), or relevant diploma. - Basic understanding of object-oriented programming languages like JavaScript, Java, or C. - Familiarity with Linux platforms and version control systems like GitHub. - Eagerness to learn Node.js and related technologies for blockchain development. - Strong problem-solving skills and attention to detail. - Passion for technology and a desire to work in a dynamic and innovative environment. In addition to the above responsibilities and qualifications, as a part of the training and development program, you will receive comprehensive training to introduce you to blockchain concepts and development. You will have the opportunity to work with cutting-edge technologies, gain hands-on experience in a startup environment, and receive mentoring and support from experienced developers to help accelerate your learning curve in blockchain development. **Company Overview:** Rejolut is a rapidly growing emerging tech company specializing in Blockchain, ML & AI, and complex mobile & web apps. The company offers competitive salary based on skills and qualifications, immediate to 15 days notice period, health insurance, employee-friendly HR policies, exposure to the latest technologies, and a competitive learning environment. The work schedule is a day shift with flexible working hours, Monday to Friday. Join Rejolut as a Fresher - Blockchain Developer and embark on a rewarding journey in the world of blockchain technology.,
As a Lead Backend Developer at WrkTalk DigiSec AI Pvt Ltd, you will be responsible for taking full ownership of the backend systems, driving architecture, development, and cross-functional collaboration. Your role will involve building scalable, secure systems, guiding technical decisions, and mentoring a growing team as the company scales. Key Responsibilities: - Own the real-time communication backend powering enterprise messaging, voice, and video calling systems. - Lead microservices architecture across multiple services and repositories using Node.js (TypeScript), Express.js, and NestJS. - Optimize real-time performance ensuring low-latency communication and seamless scaling for enterprise deployments. - Design scalable messaging systems with pub/sub patterns, queue management, and session handling. - Lead and mentor a team of 5+ backend engineers through technical challenges, code reviews, and architectural decisions. - Work hand-in-hand with product manager, design, and frontend teams to ship features that are fast, secure, and reliable. - Write clean, well-tested code and help define engineering best practices across the stack. - Manage containerized deployments using Docker and Kubernetes for on-premise client environments. - Design database schemas, manage integrations, and optimize performance across SQL and NoSQL databases (e.g., MongoDB, MySQL). - Optimize database performance, scale services, and improve reliability as our user base grows. - Establish and enforce engineering best practices around code quality, testing, version control, and CI/CD. - Monitor and improve system health using observability tools (e.g., logs, metrics, alerts). - Ensure application reliability through automated testing, logging, and monitoring. - Troubleshoot complex production issues across diverse client environments and infrastructure setups. - Maintain clear, up-to-date technical documentation for APIs, system architecture, deployment guides to support team-wide clarity and client-specific configurations. - Mentor junior engineers, lead by example, and contribute to building a high-performance engineering culture. - Evaluate and integrate new technologies, tools, and patterns to improve backend systems and team efficiency. - Stay current with the latest trends and best practices in backend development and bring innovation to projects. Required Skills & Qualifications: - Bachelors degree in computer science, Engineering, or a related field. - 6+ years of experience building scalable backend services using Node.js/Nest.js. - Deep expertise in asynchronous programming, event-driven architecture, and design patterns. - Proficient in designing and integrating RESTful APIs, web services, and backend libraries. - Strong command over MongoDB, Postgres, or similar relational/NoSQL databases. - Familiarity with Docker, Git, Postman, and API documentation tools (e.g., JSdocs, Swagger). - Solid understanding of frontend fundamentals (HTML5, CSS3, JavaScript) to collaborate across the stack. - Experience with cloud platforms (e.g., AWS, GCP, Azure) and CLI operations. - Competence in test-driven development, writing unit/integration tests, and working in Agile environments. - Excellent problem-solving and communication skills; capable of translating complex requirements into elegant code. - Ability to work independently and drive projects while mentoring junior team members. What We Offer: - A performance-driven and innovation-centric environment with rapid career advancement. - Technical leadership opportunities and exposure to a wide range of modern tech stacks. - High-ownership role with influence over product and tech decisions. - Dynamic, collaborative, and fast-paced work environment. - Direct collaboration with founders and senior leadership of WrkTalk. - Collaborative, start-up-style culture that rewards initiative, creativity, and ownership.,