
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.
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We are seeking a highly skilled software developer with proven experience in developing and scaling education ERP solutions. The ideal candidate should have strong expertise in Node.js or PHP (Laravel), MySQL, and MongoDB, along with hands-on experience in implementing ERP modules such as HR, Exams, Inventory, Learning Management System (LMS), Admissions, Fee Management, and Finance.
Key Responsibilities
Design, develop, and maintain scalable Education ERP modules.
Work on end-to-end ERP features, including HR, exams, inventory, LMS, admissions, fees, and finance.
Build and optimize REST APIs/GraphQL services and ensure seamless integrations.
Optimize system performance, scalability, and security for high-volume ERP usage.
Conduct code reviews, enforce coding standards, and mentor junior developers.
Stay updated with emerging technologies and recommend improvements for ERP solutions.
Required Skills & Qualifications
Strong expertise in Node.js and PHP (Laravel, Core PHP).
Proficiency with MySQL, MongoDB, and PostgreSQL (database design & optimization).
Frontend knowledge: JavaScript, jQuery, HTML, CSS (React/Vue preferred).
Experience with REST APIs, GraphQL, and third-party integrations (payment gateways, SMS, and email).
Hands-on with Git/GitHub, Docker, and CI/CD pipelines.
Familiarity with cloud platforms (AWS, Azure, GCP) is a plus.
4+ years of professional development experience, with a minimum of 2 years in ERP systems.
Preferred Experience
Prior work in the education ERP domain.
Deep knowledge of HR, Exam, Inventory, LMS, Admissions, Fees & Finance modules.
Exposure to high-traffic enterprise applications.
Strong leadership, mentoring, and problem-solving abilities
Benefit:
Permanent Work From Home
Job Description: Full Stack Developer
Role Overview
We are seeking a skilled Full Stack Developer with a minimum of 3+ years of hands-on experience in building modern web and mobile applications. The ideal candidate will have strong expertise in React and/or Flutter on the frontend, backed by Java based backend development, and the ability to work across the full software delivery lifecycle.
This role requires a pragmatic engineer who can translate business requirements into scalable, maintainable solutions while collaborating effectively with product, QA, and DevOps teams.
Key Responsibilities
- Design, develop, and maintain full-stack applications with responsive web and/or cross platform mobile interfaces
- Build and optimize frontend components using React and/or Flutter with a focus on performance and usability
- Develop backend services and APIs using Java (Spring / Spring Boot preferred)
- Integrate frontend applications with backend services via RESTful APIs
- Write clean, well structured, and testable code following best practices
- Participate in architecture discussions, code reviews, and technical decision-making
- Debug, troubleshoot, and resolve application issues across the stack
- Collaborate closely with designers, product managers, and other engineers
- Support deployments and work with DevOps pipelines where required
Required Skills & Experience
- Minimum 3 years of professional experience as a Full Stack Developer
- Strong experience with React and/or Flutter
- Solid backend development experience using Java
- Experience building REST APIs and integrating frontend with backend services
- Working knowledge of HTML, CSS, JavaScript, and modern frontend tooling
- Familiarity with relational databases (PostgreSQL/MySQL) and basic query optimization
- Experience with Git and collaborative development workflows
- Understanding of application security, authentication, and authorization concepts
Preferred Skills
- Experience with Spring Boot, Hibernate/JPA
- Exposure to Node.js or Angular
- Experience with cloud platforms (AWS preferred)
- Familiarity with CI/CD pipelines and containerization (Docker)
- Experience building offline capable or mobile first applications
- Prior work in enterprise or product based environments
Soft Skills
- Strong problem solving and analytical abilities
- Good communication skills and ability to work in cross functional teams
- Ownership mindset with attention to code quality and maintainability
- Ability to adapt quickly in a fast paced development environment
Experience Level
- 3+ years of relevant full stack development experience
Educational Qualification
- Bachelor’s degree in Computer Science, Information Technology, or a related field
- A Master’s degree or equivalent exper
About CodersBrain
CodersBrain is a leading consultancy firm that offers offshore development services to clients all over the world. They provide end-to-end digital and business solutions that partner with clients to simplify, strengthen, and transform their businesses. They have extensive experience working with enterprises, software companies, SMEs, and startups.
Position Overview
Job Title: Java FS Developer with React
Experience: 3 to 9 Years
Location: Hyderabad / Bangalore / Chennai
Notice Period: Immediate to 15 Days
Required Skills and Experience
- Java Full Stack Developer with 3-9 years of experience
- Strong experience with Java 8 and strings
- Hands-on experience in React JS
I
The ideal candidate should have a strong foundation in computer science and a passion for building high-quality solutions. The role requires hands-on experience in designing, developing, and implementing scalable and high-performance mobile applications (company is looking for an employee to build a chat application from scratch)
Responsibilities:
1. Design, develop, and maintain a mobile application
2. Write clean, scalable, and maintainable code that
adheres to best practices and industry standards
3. Test applications to ensure they meet customer requirements and are free from defects
4. Implement security and data protection measures in applications
5. Troubleshoot and debug software applications
Requirements:
1. Bachelor's degree in Computer Science or a related field
2. Experience in developing applications using Java, and Javascript.
3. Strong understanding of the software development life cycle (SDLC) and Agile methodologies
4. Experience with front-end technologies such as HTML, CSS, and JavaScript
5. Experience with database design and management, particularly with MongoDB
6. Excellent debugging and troubleshooting skills
7. Strong communication and teamwork skills
Eximius is a micro-VC fund which invests into early-stage startups. One of our portfolio startup iTribe is looking for "Hustlers", "First Principle Thinkers", "Crazy and trips on creating products out of the box from scratch", "Outspoken", "unafraid of users ripping your product".
About iTribe:
iTribe is on a mission to make discussing finance from being a taboo topic to a dinner table topic, which means making "Bharat" financially literate and independent. iTribe is a social network which allows anyone to discover, discuss, vet ideas and seek advice from like-minded iTribe aims at making Finance simple, witty and fun for everyone
Founded in 2021 by IIT Kharagpur alumni to convert their own journey of becoming investors into a product to help billion users. An emerging startup backed by some of the most respected investors around the world.
Responsibilities
Code Quality and Go live
- Craft clean, manageable code, maintain proper documentation and code integrity
- Maintain quality and ensure responsiveness, cross-platform optimization of applications
- Create, test and deploy the applications on production servers
- Continuously discover, evaluate, and implement new technologies and frameworks to maximize development efficiency
- Responsible for security and data protection.
Communication & Collaboration
- Working alongside Product managers to architect and design new features.
- Collaborate with the rest of the engineering team to launch new features.
- Unblock peers and keep all the internal and external teams informed about the progress of development
Requirements
- 2 - 5 years of experience in designing and developing Server-side components (REST APIs, Microservice Architecture) and frontend applications (React/ Angular)
- Good understanding and strong in data structures and algorithms (Degree in computer science is an added advantage)
- Proficient experience using (Ex: advanced JavaScript libraries and frameworks such as ReactJS, AngularJS, etc.).
- Strong programming expertise in at least one (Python, Java, NodeJS, GoLang) will be an added advantage
- Good understanding of databases such as MongoDB, PostgreSQL, MySQL.
- Well-versed with Software Development Life Cycle
- Demonstrate the ability to be a self-starter, learn and implement new technologies/ frameworks
- Excellent analytical and problem-solving skills
Why you should join iTribe?
- Building a product which is not done in decades.
- Be a part of the founding team and work directly with the founders.
- Competitive Salary
- ESOPs - ownership in the company
- Medical Insurances
- Subscriptions to premium platforms for learning
- Books that you ask for
- Friendly leave policy
We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
The Candidate should have knowledge and experience with specified technologies:
- Great at building server-side code in NodeJs & ExpressJs
- Experience with NoSQL databases such as MongoDB
- Experience in building and consuming REST API
- Authentication and authorisation using JWT tokens
- Proficient understanding of code versioning tools, such as Git
- DevOps knowledge especially in AWS EC2 and S3
- Knowledge of headless Chrome, Puppeteer will be huge plus
- Experience in HTML, CSS
- Understanding of React will be a bonus
Brief about Coursebook:
Coursebook is a SaaS platform which helps educational businesses like Coaching & Training Institutions to Create, Market and Sell video courses Online through Coursebook. We are currently incubated at IIM Bangalore where our whole Team is placed.
Product 1:
https://coursebook.in/">Coursebook.in was launched in March 2019, as a Marketplace for Courses, where training and coaching institutions could list their Courses on our platform and students could view and book the desired course of their choice. After a few months we choose not to actively develop this product due to a greater need in another Product.
Product 2: (Main Product)
https://coursebook.us/">Coursebook.us is a SaaS platform where Educational businesses like Coaching and Training institutions can manage their day to day operations like Leads, Marketing, Online Payments, Invoicing, students as well as delivering a great learning experience to their students through Video Courses and LIVE CLASSES.
In short, we help any Freelancer, Universities, Coaching and Training institution to take their complete operations online.
We have different dashboard for Institute Admin (Owner/Director), Branch Manager, Sales Manager, Mentor/Teacher and for the student making our offerings very concrete.
Technology Stack Information:
The web application would be designed & developed using open source technologies
Backend Languages
Golang and Node
Database
PostgreSQL is the choice for the database layer. PostgreSQL is industry standard for web applications and server the need for this scale of an application.
Infrastructure
Amazon EC2 for web hosting, S3 for storage, SQS for implementing queues are few of them which are to be integrated and used in the application.
Front End Elements
React
CTC: 10,00,000
We’re looking for an experienced (2+ years) full stack developer to build web applications and API's, who will be responsible in handling various B2B clients, developing new API's working with business and product teams and, building data pipelines and storage systems for large amounts of data.
Your responsibilities will include:
• Build a framework for handling large volumes of data.
• Scaling API's with lowest response times.
• Onboarding client data in a B2B tech integration.
• Cross-team communication and translating into products.
• Develop and deploy new features to facilitate related procedures and tools if necessary
• Write “clean”, well-designed code
• Contribute in all phases of the development lifecycle
• Passion for best design and coding practices and a desire to develop new bold ideas.
• Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
• Follow industry best practices
Job Skills
• Good python scripting and hands-on experience with Django framework
• Experience managing full stack, multi-language, multi-framework software development
• Back-end: Proficient in developing APIs across different platforms of web application servers. Experience in web server technologies in Django/Python is necessary.
• Database: Able to understand RDBMS schema and develop software to access data via SQL queries or DB mapper. Familiarity with SQL/NoSQL (MySQL, MongoDB) databases and their declarative query languages
• Front-End: Good understanding of front-end technologies, such as Object Oriented JavaScript, HTML5, and CSS3. Should have knowledge of Angular JS, Bootstrap, Express JS, Node JS etc.
• Understanding of MVC design patterns and other industry standard design patterns.
• Understanding fundamental design principles behind a scalable application
• Excellent analytical, problem-solving skills and programming skills
• Demonstrated ability to define and drive adoption of software development best practices, standards, processes, methodologies
• Strong communication skills, both verbal and written, and the ability to listen effectively
• Proficient understanding of code versioning tools, such as Git
You should also be in the habit of writing well-documented, clean code, to be able to pass successful projects on to other developers to iterate upon and flesh out. You should have a keen interest in keeping up to date with modern coding practices. We love to see creativity and experiments, especially with WebGL/Three.js for stunning visuals on the web.
Knowledge of JavaScript + HTML5 + CSS3
Experience in frontend frameworks (Angular, React, Vue, etc.)
Experience in backend frameworks (Node.js or similar)
WebGL/Three.js is a plus.
Working knowledge of C/C++.
Nice to haves:
Understanding of Computer graphics or game development
Experience with WebAR/WebVR (collectively WebXR)
Most important:
1. Out-of-the-box thinking
2. Proactive executioner
3. Loves building great products
4. Smart worker
Perks:
1. Great office.
2. Awesome team.
3. Will get to work on the cutting edge of AR/VR.
4. Unlimited coffee.














