Fullstack Developer

Job Title : React + Node.js Developer (Full Stack)

Experience : 5+ Years

Location : Mumbai or Pune (Final location to be decided post-interview)

Notice Period : Immediate to 15 Days

Interview Rounds : 1 Internal Round + 1 Client Round

Job Summary :

We are looking for a highly skilled Full Stack Developer (React + Node.js) with strong expertise in both frontend and backend development.

The ideal candidate should demonstrate hands-on experience with databases, excellent project understanding, and the ability to deliver scalable, high-performance applications in production environments.

Mandatory Skills :

React.js, Node.js, PostgreSQL/MySQL, JavaScript (ES6+), Docker, AWS/GCP, full-stack development, production system experience, and strong project understanding with hands-on database expertise.

Key Responsibilities :

• Design, develop, and deploy robust full-stack applications using React (frontend) and Node.js (backend).
• Exhibit a deep understanding of database design, optimization, and integration using PostgreSQL or MySQL.
• Translate project requirements into efficient, maintainable, and scalable technical solutions.
• Build clean, modular, and reusable components following SOLID principles and industry best practices.
• Manage backend services, APIs, and data-driven functionalities for large-scale applications.
• Work closely with product and engineering teams to ensure smooth end-to-end project delivery.
• Use Docker and cloud platforms (AWS/GCP) for containerization, deployment, and scaling of services.
• Participate in design discussions, code reviews, and troubleshooting production issues.

Required Skills :

• 5+ Years of hands-on experience in full-stack development using React and Node.js.
• Strong understanding and hands-on expertise with relational databases (PostgreSQL/MySQL).
• Solid grasp of JavaScript (ES6+), and proficiency in Object-Oriented Programming (OOP) or Functional Programming (FP).
• Proven experience working with production-grade systems and scalable architectures.
• Proficiency with Docker, API development, and cloud services (preferably AWS or GCP).
• Excellent project understanding, problem-solving ability, and strong communication skills (verbal and written).

Good to Have :

• Experience in Golang or Elixir for backend development.
• Knowledge of Kubernetes, Redis, RabbitMQ, or similar distributed tools.
• Exposure to AI APIs and tools.
• Contributions to open-source projects.

We are seeking a highly skilled Team Lead – MERN Stack Developer to lead the development and delivery of scalable, maintainable, and high-performance applications using MongoDB, Express.js, React.js, and Node.js. The ideal candidate will have strong technical expertise, leadership skills, and a passion for building innovative solutions. If you have experience in microservices, micro-frontends, message queues, Redis, CI/CD, and best practices for large-scale applications, we’d love to have you on our team.

Key Responsibilities

Technical Leadership & Team Management

• Lead and mentor a team of developers, ensuring smooth collaboration, technical growth, and high-quality deliverables.
• Assign tasks, set priorities, track progress, and ensure project deadlines are met.
• Conduct code reviews to maintain coding standards, ensure maintainability, and improve code quality.
• Promote a culture of innovation, continuous learning, and problem-solving.
• Architect and implement microservices, micro-frontends, and modular micro-apps for scalable and maintainable solutions.
• Collaborate with stakeholders to translate business requirements into technical designs and implementation plans.
• Optimize performance and scalability for large-scale applications with dynamic data flows.

Backend Development (Node.js & Express.js)

• Design and implement secure, scalable backend structures and APIs.
• Develop reusable tools and libraries to support a microservices architecture.
• Handle error management and debugging for seamless application functionality.
• Work with message queues like RabbitMQ, Kafka, or Redis for event-driven communication.
• Use tools like New Relic or Prometheus to monitor and debug production systems.
• Solve challenging technical problems with smart, scalable solutions.

Database Management (MongoDB)

• Design efficient and scalable database schemas for large-scale projects.
• Optimize database performance using indexing, aggregation, and advanced querying techniques.
• Leverage MongoDB features like sharding and replication to handle large datasets efficiently.

Frontend Development (React.js & JavaScript)

• Build and optimize reusable, high-performance React.js components and dynamic user interfaces.
• Develop robust solutions for complex UI interactions, including drag-and-drop functionality.
• Implement efficient state management using Redux, Context API, or React Query.
• Optimize web performance, including DOM manipulation, memory management, and responsiveness.
• Ensure applications adhere to WCAG accessibility standards and provide excellent user experiences.

Best Practices & Continuous Improvement

• Define and enforce coding standards, workflows, and best practices for high-quality development.
• Develop and maintain CI/CD pipelines for automated testing and deployment.
• Write secure and robust code to protect against vulnerabilities like XSS and CSRF.
• Regularly monitor and optimize application performance, security, and scalability.
• Stay updated on the latest trends in MERN stack technologies and software development practices.
• Collaborate with DevOps teams for containerized deployments using Docker and Kubernetes.

We are looking for a Full Stack Developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.

As a Full Stack Developer, you should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries. You should also be a team player with a knack for visual design and utility.

If you’re also familiar with Agile methodologies, we’d like to meet you.

• Work with development teams and product managers to ideate software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
• Work with data scientists and analysts to improve software

• Proven experience as a Full Stack Developer or similar role
• Experience developing desktop and mobile applications
• Familiarity with common stacks
• Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
• Knowledge of multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks (e.g. Angular, React, Node.js)
• Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache), and UI/UX design
• Excellent communication and teamwork skills
• Great attention to detail
• Organizational skills
• An analytical mind
• Degree in Computer Science, Statistics, or relevant field

Core Stack Required: MERN

Location: Remote

Minimum Experience: 3 years

• Knowledge of Node, MongoDB, Express, React.

• Proficient with code versioning tools including Git, Bitbucket.

• Good problem-solving skills.

• Good Knowledge with MySql databases.

• Knowledge and proficiency in HTML, CSS, and JavaScript. (Reactjs is an advantage)

• Experience in payment gateways integration.

• Experience in image manipulation.

• Ability to write and consume SOAP & REST web services.

• Write clean, well-structured code with proper abstraction and reusability.

• Must have good analytical and problem-solving skills.

• Must be a good team player, good learner, and self-starter.

• Ability to work independently and perform under strict deadlines.

• Good to have Experience in creating multilingual websites.

• Experience in API integration i.e. Google, Facebook, Twitter, agora, twilio etc..

• Design and code feature in the front-end and back-end as per the specifications provided by the Product and Design teams.
• Ship features in fast-moving agile sprints.
• Work closely with Product Design and Product Management teams to brainstorm and chalk out details of features.
• Ability to build a feature from scratch & drive it to completion

Skills Must have:

• Good understanding of Javascript and Clean architecture.
• Good understanding of asynchronous programming, callback, and closures
• Experience in developing applications that use queues like SQS, RabbitMQ, Kafka, etc
• Experience with AWS services like S3, EC2, etc
• Strong experience with Javascript frontend framework/libraries like ReactJS
• Good knowledge of CSS and its preprocessors like SASS/LESS
• Good understanding of server-side templates.
• Experience with creating cross-browser compatible web apps
• Should be Strong in MySql / Postgres database
• Stronghold in Data structure and processing JSON

Good to have

• Basic knowledge of CI, CD
• Intermediate knowledge in any cloud services(AWS, GCP)
• Familiar with testing frameworks like Mocha, Cypress

Design

·       Design a Service Platform that will serve a large scale of users 

·       Prepare design based on requirements and direction provided by product manager

·       Research and consult with SMEs to ensure the design is most suitable to meet the requirements

·       Present and explain design decisions and gain consensus within in the team

·       Propose UI/UX design decisions that align with requirements and expectations

·       Create any support documentation required for future design updates and validation

Develop

·       Document development plan to implement requirements (Senior)

·       Manage development project tasks and schedule (Senior)

·       Establish development lifecycle model to suit the needs of the project (Senior)

·       Build & configure the base platform based on Open Source solution

·       Manage sprint cycle releases and track development progress 

Quality

·       Perform Quality Assurance before releasing new features

·       Conduct Integration testing to ensure platform is stable

·       Track any issues and ensure that defects are resolved in the next release

·       Demonstrate new features at the end of the sprint

·       Report the development progress weekly including any issues identified

Standards

·       Use the following standards, methods and techniques

o   SDLC including Waterfall, Agile & DevOps

o   Project Management & Requirements Management

o   Coding standards, Code review process & Code management

o   Build, Test & Release Processes

o   CI/CD Frameworks

Technology

·       Use the following frameworks, technology & tools

o    Java, PYTHON, Jquery, React, , 

o   API, REST, DJango

o   Docker, 

o   Git, Jenkins

o   Linux

o   MySQL,