BackEnd Developer

14 hours ago

bangalore, India SumCircle Technologies Private Limited Full time

Job Title: Backend Developer – ReactJS, Python, NodeJS, BlockchainExperience: 3 to 8 yearsLocation: Bangalore Job Summary: We are looking for a skilled and proactive Backend Developer with strong experience in ReactJS, Python, NodeJS, and a solid understanding of blockchain technologies. The ideal candidate will be responsible for building scalable backend systems and integrating them seamlessly with front-end components while also contributing to blockchain-based solutions.Key Responsibilities:Design, develop, and maintain backend services using NodeJS and PythonCollaborate with front-end developers and contribute to ReactJS codebase when requiredIntegrate blockchain protocols and smart contracts into backend systemsEnsure performance, security, and scalability of backend infrastructureDevelop and maintain APIs and data pipelinesWork with product, design, and DevOps teams to deliver high-quality softwareDebug, test, and document backend applications and systemsRequired Skills:3–8 years of hands-on experience in backend developmentProficiency in NodeJS, Python, and ReactJSGood understanding of RESTful APIs, Microservices Architecture, and Database Design (SQL and NoSQL)Experience in blockchain development (e.g., Ethereum, Solidity, Web3.js) is a mustFamiliarity with smart contracts, wallet integrations, and blockchain securityKnowledge of Git, CI/CD tools, and deployment practice

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