Develop and maintain full-stack web applications using the MERN stack and integrate blockchain functionalities while collaborating with teams and troubleshooting issues.
Devsinc is seeking a skilled MERNN Stack Developer with blockchain experience to join our team. This role involves finalizing sales and driving business growth using. You will work closely with the sales team to develop tailored solutions for clients, leveraging your programming skills to enhance productivity and streamline communication. If you're enthusiastic about technology and have sales aptitude, this is a great opportunity!
Responsibilities:
- Develop and maintain full-stack web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).
- Build and integrate blockchain functionalities (e.g., smart contracts, wallets, tokens) into web applications.
- Work with RESTful APIs and Web3 libraries (e.g., ethers.js, web3.js).
- Participate in code reviews, testing, and deployment.
- Collaborate with UI/UX designers, product managers, and other developers to deliver high-quality features.
- Troubleshoot, debug, and upgrade existing applications.
Requirements
- React.js – strong experience building modern user interfaces
- Node.js – experience writing scalable server-side code
- Express.js – building RESTful APIs and middleware
- MongoDB – schema design, queries, aggregation pipelines
- Proficiency in JavaScript (ES6+)
- Solid understanding of HTML5, CSS3, and responsive design
- Hands-on experience with Ethereum or similar blockchain platforms
- Basic knowledge of smart contract development using Solidity
- Familiarity with Web3.js or Ethers.js for blockchain interactions
- Understanding of blockchain fundamentals (wallets, transactions, gas, etc.)
- Experience with Git (branching, pull requests, etc.)
- Familiarity with Postman or similar API testing tools
- Basic understanding of Docker and deployment pipelines (CI/CD)
- Strong problem-solving and debugging skills
- Ability to work independently and take ownership of features
- Good communication skills and willingness to collaborate in a team
- Familiarity with Agile or Scrum workflows
- Experience integrating MetaMask or other crypto wallets.
- Exposure to NFT, DeFi, or DAO projects
- Experience with TypeScript
- Use of IPFS, The Graph, or other decentralized tools
- Basic understanding of blockchain security best practices
- -2+ years of professional experience as a full-stack developer.
- Strong proficiency in MongoDB, Express.js, React.js, and Node.js.
- Practical experience with Ethereum, smart contracts (Solidity), or similar blockchain platforms
- Familiarity with Web3 technologies and libraries (e.g., ethers.js, web3.js).
- Knowledge of version control tools (e.g., Git) and CI/CD pipelines.
- Strong problem-solving skills and attention to detail.
- Good communication and teamwork abilities.
Benefits
Provident Fund, Medical Inpatient Facility, Medical Outpatient Facility, Paid Overtime, In-house Subsidized Lunch & Dinner, Gym Facility, Entertaining Activities, Interest Free Loan Facility, Advance Salaries and Sports Allowance.
Top Skills
Docker
Ethereum
Ethers.Js
Express.Js
Git
MongoDB
Node.js
React
Solidity
Web3.Js
Similar Jobs
Fintech • Analytics
The role involves leading the implementation of Oracle Fusion applications in Accounts Payable and HCM, providing expert guidance and support, conducting system testing, managing data migrations, and ensuring issues are resolved effectively.
Top Skills:
Oracle FusionSQL
Information Technology • Software
Responsible for developing dynamic web applications using the MERN stack, collaborating with teams to deliver quality software solutions.
Top Skills:
CSS3Express.JsGitHTML5JavaScriptMongoDBNode.jsReact
Fintech • Analytics
As a Scrum Master, you will guide Agile teams, coach stakeholders on Agile practices, utilize AI to enhance workflows, and drive efficiency in a FinTech environment.
Top Skills:
AgileAi ToolsKanbanLow Code/No Code PlatformsPredictive AnalyticsSafe
What you need to know about the Chennai Tech Scene
To locals, it's no secret that South India is leading the charge in big data infrastructure. While the environmental impact of data centers has long been a concern, emerging hubs like Chennai are favored by companies seeking ready access to renewable energy resources, which provide more sustainable and cost-effective solutions. As a result, Chennai, along with neighboring Bengaluru and Hyderabad, is poised for significant growth, with a projected 65 percent increase in data center capacity over the next decade.

