
MERN Stack Developer
Location: Surat, Gujarat (No WFH )
Job Summary:
We are looking for a Full Stack Developer (MERN) with hands-on experience in building highly scalable, performance-driven applications. The ideal candidate should have a deep understanding of both front-end and back-end development, microservices, and database optimization for large-scale systems. You will be responsible for designing, developing, and maintaining applications that can handle high concurrency (1,000+ active users) while ensuring performance, reliability, and scalability.
This role involves working closely with cross-functional teams — including product managers, designers, and DevOps engineers — to deliver cutting-edge, enterprise-grade solutions.
Roles & Responsibilities:
- Design and develop scalable and distributed web applications using the MERN stack (MongoDB, Express.js, React/Next.js, Node.js).
- Build and optimize RESTful APIs for high-performance, concurrent environments.
- Architect and manage MongoDB databases, ensuring high availability, efficient query performance, and scalability.
- Implement queueing systems (e.g., BullMQ, RabbitMQ, Kafka, or Redis Queues) for background jobs and asynchronous processing.
- Optimize server and client performance to support real-time data updates and high concurrent user loads.
- Collaborate with DevOps to improve deployment pipelines, containerization (Docker), and cloud scalability.
- Conduct thorough testing, profiling, and debugging to identify performance bottlenecks and optimize both code and infrastructure.
- Participate in code reviews, architecture discussions, and sprint planning to ensure technical excellence and scalability across all layers.
Qualification / Requirements:
- Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
- 1 + years of hands-on experience in full-stack development using the MERN stack.
- Proven experience working on applications supporting 1,000+ concurrent users or large-scale distributed systems.
- Strong expertise in:
- Node.js (asynchronous programming, clustering, performance optimization)
- Next.js & React.js (SSR, CSR, and dynamic rendering)
- MongoDB (aggregation pipelines, indexing, schema design for scalability)
- Practical experience with message queues (BullMQ, RabbitMQ, Kafka, or Redis Streams).
- Familiarity with caching mechanisms (Redis, Memcached) to optimize performance.
- Experience with Docker and microservices-based architectures is a plus.
- Good understanding of API design, authentication mechanisms (JWT, OAuth), and security best practices.
- Experience working in Agile environments and using Git-based version control.
Nice to Have:
- Exposure to serverless computing (AWS Lambda).
- Experience with monitoring tools (New Relic, Datadog, ELK Stack).
- Knowledge of CI/CD pipelines and automated deployment workflows.
- Experience in real-time communication (WebSockets, Socket.io).

About Knovator Technologies
About
Knovator create IT solutions that our clients love. From handling simple to complex business challenges, we provide custom and
in-depth technical advice and solutions.
We help businesses and startups to achieve growth, efficiency and cost reduction with custom-made technology solutions. We develop
custom web and mobile solutions using a technologies on which Facebook and Google relies on. One of our speciality is best post-
sales support. Get in touch with us if you are looking for any web or mobile solution with best post-sales support.
Photos
Connect with the team
Similar jobs
Job Title:Full Stack Developer
Location: Bangalore, India
About Us:
Meraki Labs stands at the forefront of India's deep-tech innovation landscape, operating as a dynamic venture studio established by the visionary entrepreneur Mukesh Bansal. Our core mission revolves around the creation and rapid scaling of AI-first and truly "moonshot" startups, nurturing them from their nascent stages into industry leaders. We achieve this through an intensive, hands-on partnership model, working side-by-side with exceptional founders who possess both groundbreaking ideas and the drive to execute them.
Currently, Meraki Labs is channeling its significant expertise and resources into a particularly ambitious endeavor: a groundbreaking EdTech platform. This initiative is poised to revolutionize the field of education by democratizing access to world-class STEM learning for students globally. Our immediate focus is on fundamentally redefining how physics is taught and experienced, moving beyond traditional methodologies to deliver an immersive, intuitive, and highly effective learning journey that transcends geographical and socioeconomic barriers. Through this platform, we aim to inspire a new generation of scientists, engineers, and innovators, ensuring that cutting-edge educational resources are within reach of every aspiring learner, everywhere.
Role Overview:
As a Full Stack Developer, you will be at the foundation of building this intelligent learning ecosystem by connecting the front-end experience, backend architecture, and AI-driven components that bring the platform to life. You’ll own key systems that power the AI Tutor, Simulation Lab, and learning content delivery, ensuring everything runs smoothly, securely, and at scale. This role is ideal for engineers who love building end-to-end products that blend technology, user experience, and real-time intelligence.
Your Core Impact
- You will build the spine of the platform, ensuring seamless communication between AI models, user interfaces, and data systems.
- You’ll translate learning and AI requirements into tangible, performant product features.
- Your work will directly shape how thousands of students experience physics through our AI Tutor and simulation environment.
Key Responsibilities:
Platform Architecture & Backend Development
- Design and implement robust, scalable APIs that power user authentication, course delivery, and AI Tutor integration.
- Build the data pipelines connecting LLM responses, simulation outputs, and learner analytics.
- Create and maintain backend systems that ensure real-time interaction between the AI layer and the front-end interface.
- Ensure security, uptime, and performance across all services.
Front-End Development & User Experience
- Develop responsive, intuitive UIs (React, Next.js or similar) for learning dashboards, course modules, and simulation interfaces.
- Collaborate with product designers to implement layouts for AI chat, video lessons, and real-time lab interactions.
- Ensure smooth cross-device functionality for students accessing the platform on mobile or desktop.
AI Integration & Support
- Work closely with the AI/ML team to integrate the AI Tutor and Simulation Lab outputs within the platform experience.
- Build APIs that pass context, queries, and results between learners, models, and the backend in real time.
- Optimize for low latency and high reliability, ensuring students experience immediate and natural interactions with the AI Tutor.
Data, Analytics & Reporting
- Build dashboards and data views for educators and product teams to derive insights from learner behavior.
- Implement secure data storage and export pipelines for progress analytics.
Collaboration & Engineering Culture
- Work closely with AI Engineers, Prompt Engineers, and Product Leads to align backend logic with learning outcomes.
- Participate in code reviews, architectural discussions, and system design decisions.
- Help define engineering best practices that balance innovation, maintainability, and performance.
Required Qualifications & Skills
- 3–5 years of professional experience as a Full Stack Developer or Software Engineer.
- Strong proficiency in Python or Node.js for backend services.
- Hands-on experience with React / Next.js or equivalent modern front-end frameworks.
- Familiarity with databases (SQL/NoSQL), REST APIs, and microservices.
- Experience with real-time data systems (WebSockets or event-driven architectures).
- Exposure to AI/ML integrations or data-intensive backends.
- Knowledge of AWS/GCP/Azure and containerized deployment (Docker, Kubernetes).
- Strong problem-solving mindset and attention to detail.
Roles and Responsibilities:
- Build scalable and loosely coupled services to extend our platform
- Build bulletproof API integrations with third-party APIs for various use cases
- Evolve our Infrastructure and add a few more nines to our overall availability
- Have full autonomy and own your code, and decide on the technologies and tools to deliver as well operate large-scale applications on AWS
- Give back to the open-source community through contributions on code and blog posts
- This is a startup so everything can change as we experiment with more product improvements
Some specific Requirements:
- Atleast 2+ years of Development Experience
- You have prior experience developing and working on consumer-facing web/app products
- Hands-on experience in JavaScript. Exceptions can be made if you’re really good at any other language with experience in building web/app-based tech products
- Expertise in Node.JS and Experience in at least one of the following frameworks - Express.js, Koa.js, Socket.io (http://socket.io/)
- Good knowledge of async programming using Callbacks, Promises, and Async/Await
- Hands-on experience with Frontend codebases using HTML, CSS, and AJAX
- Working knowledge of MongoDB, Redis, MySQL
- Good understanding of Data Structures, Algorithms, and Operating Systems
- You've worked with AWS services in the past and have experience with EC2, ELB, AutoScaling, CloudFront, S3
- Experience with Frontend Stack would be added advantage (HTML, CSS)
- You might not have experience with all the tools that we use but you can learn those given the guidance and resources
- Experience in Vue.js would be plus
Location: Mumbai
Experience Required: 2+ Years
Job Type: Full-Time
Notice Period: Immediate Joiners
About the Role
We are seeking a skilled and experienced Full Stack (MERN) Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.
Mandatory Criteria
- Candidate must be currently working or have prior experience in a product-based software development company
- Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)
Key Responsibilities
- Develop and maintain scalable web applications using MongoDB, Express.js, React.js, and Node.js
- Translate UI/UX designs into high-quality front-end code
- Build and integrate RESTful APIs
- Ensure performance, quality, and responsiveness of applications
- Participate in design discussions, code reviews, and contribute to technical documentation
- Work in a collaborative, agile development environment
Required Skills
- Strong proficiency in JavaScript, React.js, Node.js, and Express.js
- Hands-on experience with MongoDB or other NoSQL databases
- Solid understanding of RESTful APIs and architectural patterns
- Knowledge of version control systems like Git
- Understanding of CI/CD and cloud-based deployment practices
- Good grasp of performance optimization, caching, and security practices
1. Developing backend using node.js and express
2. Working on MongoDB database
3. Doing front-end development with react.js
- Drive the architecture and design of large-scale, multi-tiered, distributed software applications, tools, systems and services using object-oriented design, distributed programming, Java/Node/ Python, .Net.
- Hands on experience in delivering high quality software products.
- Gather business and functional requirements from external and/or internal customers and end-users, and translate requirements into technical specifications to build robust, scalable, supportable solutions that work well between a ranges of complex systems.
- Serve as technical lead throughout the full development lifecycle, end-to-end, from scoping, planning, conception, design, implementation and testing, to documentation, delivery and maintenance.
- Provide design reviews for other engineers, including feedback on architecture and design issues, as well as integration, performance and scalability.
- Manage resources on multiple technical projects and ensure schedules, milestones, and priorities are compatible with technology and business goals.
Job Description:
We are looking for a mid-level full stack developer (4 to 8 Yrs) who has a passion for building great products with solid engineering practices using the latest technologies. You would also be working on technical tasks to improve our backend application architecture for performance, scalability and robustness while making use of the latest technologies, reducing complexity and making development easier. You will be working alongside other developers developing several micro services to complement our ecommerce solution. A successful candidate will need to be organized, motivated and get things done. Want to work in a startup environment, doing a bit of everything and taking ownership of what he/she will be working on.Responsibilities:
Develop an application using React/Node.js with websockets/REST
Work within a fast paced environment
Use REST to implement API integrations with other platforms
Required Skills and Experience:
Experience with React JS, Redux, using typescripts in UI components
Node.js
websockets
Experience developing Microservices
Experience developing and using RESTFull API’s
Understanding of web markup, including Bootstrap, HTML5 and CSS3
Experience with Git
Experience - 4 to 8 Years
Ideally Applicants have:
Experience with any of the following programming languages:
React JS, Redux, using typescripts, Go, Java, PHP
Experience using other front-end frameworks.
Experience working with database technologies (MySQL, Postgres, Mongo db)
Experience with GCP (Google Cloud Platform) services.
We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full stack developers are responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.
Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Full Stack web developer responsibilities:
- Developing front end website architecture.
- Designing user interactions on web pages.
- Developing back-end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Staying abreast of developments in web applications and programming languages.
Job Types: Full-time, Fresher
Salary: ₹25,000.00 - ₹55,000.00 per month
Responsibilities:
- Design, develop, and maintain software applications.
- Go the extra mile to identify customer needs and pain-points.
- Relentless focus on delivering high quality, bug-free code.
- Help and mentor those around you to achieve the team and company goals.
- Closely work with the SRE and DevOps team to set up microservices infrastructure.
- Maintaining and auditing code/design quality as per set guidelines and standards in assigned projects.
- Testing of completed tasks in ongoing projects in the team before sending updates to reporting authority/client.
- Participate in application design, code reviews and documentation.
Requirements:
- Experience in agile development process.
- Excellent knowledge of HTML5, CSS3.
- Excellent knowledge of JavaScript.
- Experience with cross-browser, cross-platform and design constraints on the web
- Good understanding and experience of working on Vue.js/React.js.
- Prior experience building REST APIs
- Hands-on experience with Node.js/Golang/Java + Redis + Elasticsearch.
- Experience with AWS/GCP is a plus
- Knowledge of version control systems like GIT.
- Experience in developing automated unit and functional tests
- 1+ years of experience with a Bachelor's in Computer Science or related field












