FullStack Developer

About the Role

This position is designed for a generalist engineer who has experience shipping B2B SaaS features in a startup environment. You will work across the full stack using TypeScript and Postgres while managing cloud systems and modern development tools to build products from the ground up. The role requires a fast-paced approach to problem-solving and a desire to own features from conception to deployment. This is a hybrid role based in Bangalore with a compensation of 20 LPA.

What You'll Do

• Build and ship production-ready B2B SaaS features.
• Own features from design through deployment.
• Develop full-stack applications using TypeScript.
• Design and optimize Postgres databases.
• Deploy and maintain applications on cloud platforms.
• Collaborate closely with product and design teams.
• Use modern development tools and AI-assisted coding workflows to improve engineering velocity.

Required Skills

• Full-stack software engineering experience in an early-stage startup.
• Experience shipping production features used by real customers.
• Strong proficiency with TypeScript.
• Strong understanding of Postgres and relational database design.
• Experience deploying and maintaining cloud-based applications.
• Familiarity with modern coding tools and AI-assisted development workflows.

Preferred Background

• 1–2 years of experience after graduation or equivalent startup internship.
• Experience at Seed or Series A startups.
• Comfortable taking ownership with minimal supervision.
• Passion for building products in fast-paced startup environments.

Must-Haves

• Early-stage startup experience.
• Full-stack engineering background.
• TypeScript expertise.
• Postgres expertise.
• Cloud systems knowledge.
• Experience shipping production features to real users.

Nice to Have

• Experience with B2B SaaS products.
• Exposure to modern AI-assisted development tools.
• Experience working directly with founders or small engineering teams.

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).

Job Requirements

Must have:

• Experience working on Node.js with Typescript and Express.
• Experience working with SQL and NoSQL databases. Experience with PostgreSQL and DynamoDB would be preferred.

Nice to have:

• Experience in ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms.
• Knowledge of Unit testing frameworks

.

Job Responsibilities

• Design, build and maintain software applications.
• Write well-designed, testable, efficient code by using best software development practices.

Responsibilities

• Mentoring Team of Juniors, Code Reviews, and System Design Understanding
• Design and develop APIs using NodeJs, TypeScript, and deployment using the CICD pipeline.
• Apply code reviews and development quality reviews to make sure best practices are implemented
• Expertise with MySQL including the design of schemas and development for these databases
• Understanding of System Architectures, Design Patterns, and SOLID Principles
• Knowledge of git-based workflows such as git-flow, Proficient with code editors & linting tools

Requirements

• 2+ years of development experience with NodeJS, and Javascript frameworks related to the web stack
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Excellent communication skills, verbal and written

Good to have

• Experience with AWS Microservices
• Experience with payment gateways
• Exposure to AWS Services, policies, and the DevOps pipeline is a plus.
• Expertise with React, Redux, Hooks, and its core principles

Responsibilities

• Strong knowledge of MERN stack (MongoDB, Express JS, React JS, Node JS, HTML5, CSS3, jQuery, Bootstrap, SASS)
• Develop user interfaces for modern rich internet applications with the latest front-end technologies
• Developing features to enhance the user experience.
• Should have excellent in-depth knowledge on Nodejs and MongoDB
• Hands-on experience working with Object-Oriented JavaScript (OOJS), JavaScript libraries and their practical uses in building complex interactive experiences
• Building reusable code for future use
• Writing tested code and its documention

• 1+ years of experience in front end development and backend development is must
• Thorough knowledge of HTML5, CSS3 (LESS/SASS),React, Nodejs and Mongodb
• Solid understanding of JavaScript and the ability to pick up any framework quickly
• Strong Experience in back-end frameworks used to develop dynamic web pages (REST, GraphQL, WebSocket/socket.io)
• Expertise in developing and testing across multiple browsers, platforms, DOM implementations, etc.
• Strong experience in React, React Hooks, Redux, Thunk | Saga, ES6, Typescript, ESLint, Nodejs, GraphQL, Redis, AWS, Git, Github, Docker

Bonus but not mandatory

• UI/UX designs
• AWS
• Git
• CI/CD

Skills: Node.js, React.js, MongoDB, Express JS, HTML, CSS, .

Requirements:

• Should have experience on Node.js and frameworks available for it, such as Express or StrongLoop. Preferably Express.
• Should have experience in building Rich UI components with React.js.
•  Should have hands on experience on MongoDB.  
• Strong understanding of JavaScript, its quirks and workarounds.
• Knowledge of ES6, ES7 and Object-oriented and functional programming.
• Understanding the nature of asynchronous programming and its quirks and workarounds.
• Should have experience in working on Linux (Ubuntu) Environment and basic linux commands.
• Proficient understanding of code versioning tools, such as Git.
• Good to have knowledge on Redis DB.
• Good understanding of browser rendering behavior and performance.
• Good to have exposure working in an agile development environment

Full Stack Developers at The Seenit Co. are passionate about using technology to create an impact on the world they live in. At Seenit, you will get to collaborate with an accomplished team that loves solving real-world problems. You will get to work on cutting edge projects that will shape the next phase of growth for the global luxury industry.

Seenit’s suite of products enables the leading luxury retailers around the world to transform their customer experience and build loyal relationships with their customers. The apps allow retailers to make use of their existing infrastructure and resources to deliver a truly omnichannel experience in today's rapidly changing world of shopping.

We would welcome someone to the team who:

• Loves to write “clean”, well designed code to solve complex problems
• Can design, develop and test the core product software and databases to ensure strong optimization and functionality
• Is inclined to contribute in all phases of the development lifecycle and takes end to end ownership of the project
• Follows best industry practices
• Is excited to support others to succeed and shine in a collaborative team culture

• 1+ years of experience in developing web based applications
• Good knowledge of NoSQL databases, and query optimisations
• Experience with MongoDB, Express JS, React JS, Node JS
• Ability to pay attention to UI detail and develop amazing, non-standard user experiences
• Exposure to TypeScript will be plus

Ideal skills:

1) 2-5 years of professional JavaScript development experience

2) Understanding of asynchronous programming and its quirks and workarounds

3) Comfortable working through the entire stack from the user interface through systems levels

4) Understanding accessibility and security compliance

5) Strong Logical and Analytical Skills

6) Experience in consuming web services (REST) and processing data (JSON)

7) Experience with SQLite, NoSQL, Redis or other databases

8) Proven experience in building API services using NodeJS Express and related frameworks

9) Good understanding of NodeJS asynchronous runtime

10) Good understanding of JS concepts on callbacks and closures

11) Experience in debugging issues related to memory leaks

12) Experience in building highly scalable and high throughput services with sub-second response times

13) Experience with ElasticSearch/Solr

14) Experience working in a collaborative team environment

15) Ability to understand and analyse issues across multiple vendors and interfaces

16) Experience with NoSQL queries

17) Experience with AWS

18) Experience with Android Development

19) Experience in managing/mentoring small teams

In depth knowledge of all of the above is not mandatory but the nature of the work will involve learning and getting involved with all of the above. You would be working directly with key members of the management team to define and drive technical strategy.

Experience in the mobile space is mandatory. Please only apply if you have been part of building a mobile product. Since our product is mobile only, it is essential that you understand implications on the front end.

We are looking for Technology Lead who possesses a passion for pushing technologies to the limits and will work with our team to help build Snapwiz's next-generation platform. If you are a person who loves to face technical challenges, innovates consistently and is never satisfied with status-quo then this is the role for you.

Job Location: IBC Knowledge Park, Dairy Circle, Bannerghatta Road, Bangalore

Role:

• Design and build advanced applications from scratch keeping scalability and performance in mind

• A good handle on both client and server architecture

• Should be a quick learner and willing to go the extra mile in delivering the projects.

• Should be able to work with juniors; help and guide them as needed.

• Work on bug fixing and improving application performance.

• Comfortable in owning large scale products and continuously re-evaluating and innovating.

• A practical risk-taker, innovator and always curious.

Requirements:

• BE/B.Tech/ME/M.Tech degree in Computer Science, Engineering or a related subject

• 5 to 10 years overall experience

• Strong knowledge of Agile development (Scrum)

• Proven working experience in server-side technologies like Java, Hibernate, Spring.

• Strong knowledge of any database technology like MySql or MongoDB

• Awareness of client-side technologies like JS and JQuery.

• Knowledge of the general tech landscape, architectures, trends, and emerging technologies.