MERN Stack Developer at Dofin Tech · Gurugram · 3 - 5 years · ₹7L - ₹11L / yr · Bootstrapped · Posted 19 Feb 2026

Design, develop, and maintain full-stack web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js)
Build reusable, efficient, and scalable front-end components using React.js and modern JavaScript (ES6+)
Develop RESTful APIs and microservices using Node.js and Express.js
Design and optimize database schemas, queries, and indexing strategies in both MongoDB and PostgreSQL
Implement caching strategies using Redis to improve application performance
Design and maintain relational database models with PostgreSQL, including complex queries, transactions, and stored procedures
Implement responsive UI/UX designs and ensure cross-browser compatibility
Write clean, maintainable, and well-documented code following best practices
Participate in code reviews, testing, and debugging to ensure application quality
Collaborate with cross-functional teams including designers, product managers, and other developers
Optimize applications for maximum speed, scalability, and performance
Implement security best practices and data protection measures
Integrate third-party APIs and services as needed
Participate in Agile/Scrum development processes

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Role Overview
We are looking for a MERN / MEAN Full Stack Developer to develop and maintain modern web applications.
The candidate should be comfortable working on both frontend and backend components and collaborating closely with cross-functional teams.
Key Responsibilities
Design, develop, and maintain full-stack web applications using MERN or MEAN stack
Build responsive and user-friendly frontend interfaces
Develop secure, scalable backend APIs and services
Work with databases to design efficient schemas and queries
Integrate third-party services and internal systems
Write clean, reusable, and well-tested code
Participate in code reviews and team discussions
Debug and resolve application issues across the stack
Required Skills & Experience
2+ years of hands-on experience in MERN or MEAN stack development
Strong experience with JavaScript / TypeScript
Proficiency in React.js or Angular
Experience with Node.js and Express.js
Hands-on experience with MongoDB (and/or other databases)
Strong understanding of REST APIs
Experience using Git for version control Good to Have (Preferred Skills)
Exposure to Next.js or modern frontend frameworks
Knowledge of authentication, authorization, and security best practices
Experience with cloud platforms (Azure / AWS)
Familiarity with CI/CD pipelines
Exposure in Rust Framework and development using Tauri.app.
What we need:
• Experience in both Web + Mobile development
• Strong understanding of APIs & system design
• Ability to build end-to-end features
· Maintain version control and documentation using Git / GitHub.
Roles and Responsibilities
- Design and develop responsive web applications using React.js / Next.js.
- Build and maintain scalable RESTful APIs using Node.js and Express.js.
- Implement user authentication and authorization using JWT / OAuth2.
- Manage and optimize database structures using MongoDB or MySQL.
- Integrate front-end and back-end components seamlessly for smooth user experience.
- Collaborate with UI/UX designers and product teams to deliver high-quality features.
- Participate in Agile / Scrum sprints, daily stand-ups, and code reviews.
- Optimize applications for speed, performance, and security.
- Maintain version control and documentation using Git / GitHub.
Troubleshoot and debug production issues efficiently.
Job Location- Bangalore,
Candidates from Tamil Nadu willing to relocate to Bangalore can also apply.
About the Job -
We have always been in the spotlight for being adeptin “the next big technologies”. What we can offer you is a space to explore varied technologies and quench your techie soul. We are looking for Developer skilled in technologieslike Node.js and AWS who also holds experience with user-interface design.
Responsibilities: ● The full stack developer will be responsible for design and development of scalable and flexible web applications and creating API to connect to databases and applications from back-end to client-side code, using optimal and efficient technologies, frameworks, and patterns.
● Take responsibility for design, implementation and maintain existing development ecosystem, including bugs – fixing, design and develop new custom components to meet project requirements.
● Working with other developers and software engineers to develop front-end and back-end architecture that's well-structured and flexible, along with the APIs to support it.
● Install and configure server environments for React deployments maintain and update project dependencies as well as fix any conflicts.
● Responsible for regular communication with developer team involved in the development process and testing of new features in the application
● Analyzing requirements and designing new functionality for new projects with cutting edge technology with research on optimization and new features for the existing product by ensuring a required level of performance.
● Candidate must be abreast with latest technologies and trends, relevant standards should be able to work effectively in a multidisciplinary, multinational team environment focused on innovation with comfortable working on a range of problems.
Desired Competencies(Technical/Behavioral Competency) – Must Have-
● Nodejs, MongoDB, Socket.IO and Redis.
● Proficient in Node.js and MongoDB and working knowledge of JavaScript, JQuery, HTML, CSS, frameworks (Angular.js, React.js)
● Experience with Unix/Linux or Windows and/or Mac environments, distributed systems
● Excellent practical knowledge of OOP concepts and SOLID principles ● Microservices and agile development
● Hands-on experience with cloud (AWS) development/hosting.
● Experience with Web services development (SOAP, REST)
● Strong in Object Oriented Programming, MVC, Design patterns and SOLID principles.
Skills Required:
- Node.js
- MongoDB
- Angular
- API optimization
- Micro Services
- Multi threading
- Socket.io
Position: Full Stack Developer (React.js + Node.js)
Experience: 2–5 Years
Location: Mumbai – Chembur West (Onsite)
Job Summary
We are looking for a Full Stack Developer with strong hands-on experience in React.js and Node.js to build scalable, secure, and high-performance web applications. The ideal candidate should be comfortable owning features end-to-end, developing responsive UI, building REST APIs, integrating databases, and supporting production systems.
Key Responsibilities
- Build responsive UI using React.js, HTML5, CSS3, JavaScript (ES6+)
- Develop scalable backend services and RESTful APIs using Node.js (Express.js / NestJS)
- Work with MongoDB and MySQL (schema design, indexing, query optimization)
- Implement authentication & authorization using JWT , RBAC , Oauth
- Integrate third-party APIs, Webhooks
- Build real-time features using Socket.io / WebSockets
- Ensure performance, scalability, and security (validation, sanitization)
- Implement caching using Redis (if applicable) and optimize API response times
- Support API testing (Postman/Supertest)
- Maintain API documentation using Swagger / OpenAPI
- Debug and resolve defects, handle RCA, and support production troubleshooting with logs/monitoring
- Follow Git-based workflows, participate in code reviews, and collaborate with QA/product teams in Agile delivery
Mandatory Skills
- React.js, Node.js, JavaScript (ES6+)
- MongoDB (must), MySQL
- REST API development & integration
- Socket.io / WebSockets, Webhooks
- HTML5, CSS3
- Git
- Typescript, Express.js / NestJS
- jQuery / AJAX (basic / legacy support)
Good to Have
- Redis, Swagger/OpenAPI
- Docker, CI/CD (GitHub Actions/Jenkins)
- Cloud exposure (AWS/Azure/GCP)
Qualification
BE / BTech / MCA / MSc IT / BSc IT with 2–5 years relevant experience.
CTC: As per industry std.
Responsibilities:
* Collaborate with cross-functional teams on project requirements and deliverables
* Develop user interfaces using React.JS and Express API's
* Implement database solutions with MongoDB and Node.JS
* Design, develop, and maintain responsive websites and web applications.
* Build reusable frontend components using React.js.
* Develop scalable backend APIs and services using Node.js.
* Integrate third-party services and payment gateways such as Stripe.
* Build RESTful APIs and integrate with modern databases.
* Optimize applications for maximum speed, scalability, and SEO.
* Collaborate with designers to translate Figma/UI designs into pixel-perfect interfaces.
* Implement authentication, authorization, and security best practices.
* Debug production issues and improve application performance.
* Participate in code reviews and mentor junior developers.
* Work within Agile/Scrum development processes.
Javascript, Callback, Async, Promise, Experience in writing restful APIs, Javascript, Nodejs, ReactJs, MySQL.
Immediate Joiner
Company Description
TopGrep Tech, an ISO 27001:2022 and DPIIT-certified IT pure tech product & services company. We work with global enterprises & startups, covering SaaS, MVPs, AI, RAG, MCP, reliability engineering, DevOps, and cloud innovation.
Role Description
This is a full-time on-site role located in the Greater Bengaluru Area for a Full Stack Engineer. The Full Stack Engineer will design, build, and maintain both front-end and back-end components of web applications. Candidates must demonstrate independent coding ability. Generative AI tools, AI coding assistants, and vibe-coding tools are not permitted during coding interview rounds. They will collaborate with cross-functional teams to deliver high-quality software solutions, ensure efficient system performance, and troubleshoot and resolve bugs and technical issues. This role also involves optimizing applications for maximum speed and scalability while following best practices and coding standards.
Qualifications
- Experience with Back-End Web Development, including server-side programming, APIs and database management
- Proficiency in Front-End Development, including JavaScript & Reactjs frameworks
- Strong foundation in Software Development and Full-Stack Development
- Ability to write, optimize, and debug code
- Excellent problem-solving and communication skills
- Familiarity with version control systems such as Git
- Experience with cloud platforms
- Bachelor's Engineering or Masters degree in Computer Science with equivalent practical experience
Requirements added by the job poster
• Bachelor's Degree
• Commute to this job’s location
• 1+ years of work experience with JavaScript Frameworks
• Working in an onsite setting
• 1+ years of Software Development experience
About AimInfologics
AimInfologics is a software development company based in Gujarat, India. We build mobile apps, web platforms, SaaS products, AI integrations, automation systems, and custom software solutions for clients in India and international markets.
We are looking for a Full Stack Developer who has strong hands-on experience with Node.js and Next.js and can work on real client projects with ownership.
Role: Full Stack Developer – Node.js & Next.js
Job Type: Full-time
Location: Ahmedabad, Gujarat / On-site
Experience: 2–5 years preferred
Salary: As per experience and practical skill level
Role Description :
The selected developer will work on web applications, admin panels, APIs, SaaS platforms, CRM systems, dashboards, and AI-integrated software products.
This role is suitable for someone who can handle both frontend and backend work, understand requirements properly, write clean code, debug issues, and deliver features with proper quality.
We are not looking for someone who only knows basic tutorials. We need someone who has worked on real projects and can take responsibility for modules independently.
Key Responsibilities
• Develop and maintain web applications using Next.js
• Build backend APIs using Node.js and Express.js
• Work with MongoDB and database-driven application logic
• Create clean, responsive, and user-friendly frontend screens
• Integrate third-party APIs, payment gateways, AI APIs, CRM tools, and cloud services when required
• Write clean, reusable, and maintainable code
• Debug bugs, performance issues, and production-level problems
• Coordinate with UI/UX designers, backend developers, mobile developers, and project managers
• Understand client requirements and convert them into working features
• Use Git properly for code management and team collaboration
• Deploy or support deployment on platforms such as Vercel, AWS, or similar environments
Required Skills
• Strong experience with Node.js
• Strong experience with Next.js and React.js
• Good knowledge of JavaScript and TypeScript
• Experience with MongoDB and database design basics
• Good understanding of REST APIs
• Experience with Express.js or similar backend frameworks
• Ability to integrate third-party APIs
• Good understanding of authentication, authorization, JWT, roles, and permissions
• Basic understanding of cloud deployment, Vercel, AWS, Nginx, or PM2 is a plus
• Good debugging and problem-solving skills
• Ability to write clean and structured code
• Basic understanding of UI/UX and responsive design
• Good communication and team coordination skills
Good to Have
• Experience with AI API integrations such as OpenAI or similar tools
• Experience with payment gateways
• Experience with SaaS, CRM, ERP, dashboards, or admin panel development
• Experience with server deployment and production issue handling
• Experience working with international client projects
Who Should Apply
Apply only if you are serious about full-time work and can take ownership of development tasks.
This role is best for someone who wants to grow as a strong full stack developer and work on real business applications, SaaS products, AI-based systems, and international client projects.
Hiring Process
- Profile screening
- Technical interview
- Practical task / code review
- Final discussion
While applying, please mention:
• Your total experience
• Projects you have worked on using Node.js and Next.js
• Current salary
• Expected salary
• Notice period
• GitHub / portfolio link, if available
Job Summary
We are looking for a skilled Backend Developer with strong Node.js experience to join our development team. The ideal candidate should have hands-on experience in building scalable, secure, and high-performance backend applications and APIs.
You will work closely with frontend developers, product managers, and other engineering teams to design, develop, test, and maintain backend services and applications.
Key Responsibilities
- Design, develop, and maintain scalable backend applications using Node.js.
- Build and maintain RESTful APIs and backend services.
- Write clean, reusable, maintainable, and efficient code.
- Work with databases such as MongoDB, PostgreSQL, MySQL, or similar.
- Integrate third-party APIs and external services.
- Implement authentication, authorization, and security best practices.
- Optimize application performance, scalability, and reliability.
- Identify and resolve bugs, performance issues, and production problems.
- Write unit and integration tests to ensure application quality.
- Collaborate with frontend developers to integrate APIs with web/mobile applications.
- Participate in code reviews and follow development best practices.
- Work with Git and standard CI/CD and deployment processes.
- Contribute to system design and technical discussions.
Required Skills
- 2–6 years of professional experience in backend development.
- Strong hands-on experience with Node.js.
- Good knowledge of JavaScript and/or TypeScript.
- Strong understanding of REST APIs, HTTP, JSON, and API design.
- Experience with Express.js, NestJS, or similar Node.js frameworks.
- Good understanding of relational or NoSQL databases such as PostgreSQL, MySQL, or MongoDB.
- Knowledge of SQL and database design.
- Experience with Git/GitHub/GitLab/Bitbucket.
- Understanding of authentication mechanisms such as JWT/OAuth.
- Strong problem-solving and debugging skills.
- Good understanding of data structures, algorithms, and backend architecture.
Good to Have
- Experience with TypeScript.
- Knowledge of AWS / Azure / GCP.
- Experience with Docker and Kubernetes.
- Knowledge of Redis, Kafka, RabbitMQ, or other caching/message queue technologies.
- Experience with microservices architecture.
- Familiarity with CI/CD pipelines.
US Shift: 6pm -2am
We are seeking a talented and motivated Full Stack Software Developer to join our team. The ideal candidate will have strong experience with React and Node.js, with additional expertise in GraphQL and AWS being highly desirable. You will play a key role in designing, developing, and maintaining scalable, efficient, and user-friendly applications across the stack.
Key Responsibilities:
- Design and Development: Build, deploy, and maintain front-end and back-end solutions using React and Node.js.
- API Integration: Develop and consume RESTful APIs and GraphQL services.
- System Architecture: Design scalable and maintainable software architectures.
- Cloud Integration: Implement and optimize applications hosted on AWS services (e.g., Lambda, S3).
- Collaboration: Work closely with product managers, designers, and other developers to translate requirements into high-quality, reliable software.
- Code Quality: Write clean, maintainable, and testable code while adhering to industry best practices.
- Troubleshooting: Debug and resolve application issues across the stack.
Skills Required:
- Proficiency in JavaScript/TypeScript and modern frameworks like React and Node.js.
- Solid understanding of front-end development concepts, including state management, component lifecycles, and performance optimization.
- Experience in building and consuming REST APIs and/or GraphQL APIs.
- Familiarity with databases (e.g., PostgreSQL, or similar).
- Strong problem-solving skills and ability to work in an agile environment.
Preferred:
- Hands-on experience with GraphQL (e.g., Apollo).
- Proficiency with AWS services such as EC2, S3, Lambda, API Gateway, and DynamoDB.
- Knowledge of CI/CD pipelines and tools like Jenkins, GitHub Actions, or similar.
- Understanding of software testing methodologies and tools (e.g., Jest, Cypress).






