Full Stack Developer

MERN Stack Developer – Job Description

Position: MERN Stack Developer

Experience: 3 - 9 Years

Location: remote

Employment Type: Full-Time

Job Summary

We are looking for a skilled MERN Stack Developer to join our development team. The candidate will be responsible for designing, developing, testing, and maintaining scalable web applications using MongoDB, Express.js, React.js, and Node.js.

Key Responsibilities

• Develop and maintain web applications using the MERN stack.
• Build responsive and user-friendly interfaces using React.js.
• Develop scalable and secure backend APIs using Node.js and Express.js.
• Design and manage databases using MongoDB.
• Integrate third-party APIs and services.
• Write clean, reusable, and maintainable code.
• Troubleshoot, debug, and optimize application performance.
• Collaborate with UI/UX designers, developers, QA, and project managers.
• Participate in code reviews and follow development best practices.
• Ensure applications are secure, scalable, and performance-oriented.

Required Skills

• Strong knowledge of React.js, Node.js, Express.js, and MongoDB.
• Good understanding of JavaScript/ES6+.
• Experience with RESTful APIs.
• Knowledge of HTML5, CSS3, and responsive design.
• Familiarity with Git/GitHub.
• Understanding of authentication and authorization mechanisms such as JWT/OAuth.
• Good understanding of database concepts and query optimization.
• Strong problem-solving and communication skills.

Good to Have

• TypeScript experience.
• Redux/React Query.
• Experience with AWS or other cloud platforms.
• Knowledge of Docker and CI/CD.
• Experience with Agile/Scrum methodology.

Education

Bachelor's degree in Computer Science, IT, Engineering, or a related field is preferred.

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.

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.

About the Role

Octalbees is looking for a MERN Stack Developer Intern to join our development team and work on practical, industry-oriented web development projects.

What You'll Work On

• Build and improve web applications using MongoDB, Express.js, React.js, and Node.js
• Develop responsive and user-friendly frontend interfaces
• Build and integrate REST APIs
• Work with databases, authentication, and backend services
• Debug, test, and optimize applications
• Collaborate with the team and follow professional development workflows
• Contribute to real-world projects and features

What We're Looking For

• Basic to good understanding of the MERN stack
• Knowledge of JavaScript, React.js, Node.js, Express.js and MongoDB
• Understanding of REST APIs and Git/GitHub
• Good problem-solving and communication skills
• Willingness to learn, take feedback, and work on practical projects

What You'll Get

• Hands-on experience with industry-oriented projects
• Mentorship and guidance
• Exposure to professional development workflows
• Internship certificate and project experience
• Performance-based stipend from the second month for eligible interns
• PPO opportunity for candidates who demonstrate strong performance and contribution

Internship Details

• Mode: Remote
• Type: Internship
• Commitment: Part-time / flexible
• Candidates who perform well may have opportunities for continued engagement with Octalbees.

Important: Stipend and PPO are performance-based and are not guaranteed for every intern.

To Apply: Submit your application through Wellfound with your updated resume/GitHub/portfolio.

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

Aarohan Agri Products Pvt. Ltd.

We are looking for a passionate Entry-Level Full Stack Developer (MERN Stack) to join our team. Freshers and candidates with up to 1 year of experience are welcome to apply.

We are looking for a Full Stack Developer to join our engineering team and help build, improve and scale LabStack's healthcare technology platform. You will work across the frontend, backend, APIs, databases and integrations, turning product requirements into reliable, production-ready features.

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

1. Profile screening
2. Technical interview
3. Practical task / code review
4. 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