Full Stack Engineer (React,Node)

Ajackus; Mumbai; On-site; INR 1,500,000 - 2,500,000; Full time

Job summary

Ajackus is seeking a skilled Full Stack Developer in Mumbai to design and build scalable web applications using React and Node.js. The role emphasizes MongoDB, RESTful APIs, and strong frontend/backend skills.

You'll collaborate with cross-functional teams, participate in code reviews, and contribute to architecture decisions. The ideal candidate has 4+ years of hands-on experience and a passion for performance, security, and maintainable code.

Qualifications

• 4+ years of hands-on full-stack web development experience.
• Strong React.js and Node.js expertise.
• Experience with MongoDB and RESTful APIs.
• Familiarity with Git and modern workflows.
• Understanding of responsive design and web security.

Responsibilities

• Design, develop, and maintain scalable web applications using the full stack.
• Build robust backend services and RESTful APIs with Node.js and Express.js.
• Design and optimize MongoDB schemas, queries, and indexes.
• Integrate third-party APIs and external services.
• Write clean, tested code and ensure performance.
• Identify, troubleshoot, and resolve performance issues.
• Collaborate with product managers, designers, and developers to deliver solutions.
• Participate in code reviews and architectural discussions.
• Follow best practices for security, performance, and version control.

Skills

Full stack

React.js

Node.js

MongoDB

Express.js

REST APIs

JWT/OAuth

Git

TypeScript

Asynchronous programming

Tools

Docker

CI/CD

AWS

Jest

Job description

For more information visit www.ajackus.com

Full Stack Developer- React & Node

About the Role:

We are looking for a skilled Full Stack Developer with 4+ years of experience in building scalable, responsive, and high-performance web applications. The ideal candidate should have strong expertise in MongoDB, Express.js, React.js, and Node.js, along with a solid understanding of frontend and backend development, RESTful APIs, and application architecture.

Key Responsibilities:

• Design, develop, and maintain scalable web applications using the Full stack.
• Develop robust backend services and RESTful APIs using Node.js and Express.js.
• Design, manage, and optimize MongoDB databases, including schemas, queries, and indexes.
• Integrate third-party APIs and external services into web applications.
• Write clean, reusable, maintainable, and well-tested code.
• Identify, troubleshoot, and resolve application performance and technical issues.
• Collaborate with product managers, designers, and other developers to deliver high-quality solutions.
• Participate in code reviews, technical discussions, and application design decisions.
• Follow best practices for application security, performance optimization, and version control.

Qualifications:

• 4+ years of hands-on experience in full-stack web development using React & Nodejs.
• Hands-on experience with React.js, including hooks, component architecture, state management, and reusable components.
• Strong backend development experience with Node.js and Express.js.
• Experience designing and working with MongoDB, including aggregation pipelines, indexing, and query optimization.
• Experience developing and integrating RESTful APIs.
• Good understanding of asynchronous programming, promises, and event-driven architecture.
• Proficiency with Git and collaborative development workflows.
• Familiarity with authentication and authorization mechanisms, such as JWT and OAuth.
• Understanding of responsive design, web security, and performance optimization.
• Strong debugging, problem-solving, and analytical skills.
• Good communication and collaboration skills.

Good to Have:

• Experience with TypeScript.
• Familiarity with Redux, Context API, or other state management solutions.
• Experience with cloud platforms such as AWS, Azure, or Google Cloud.
• Knowledge of Docker, CI/CD pipelines, and deployment workflows.
• Familiarity with automated testing frameworks such as Jest, React Testing Library, or Cypress.
• Experience with Agile/Scrum development methodologies.

What We’re Looking For:

• A proactive developer who can take ownership of tasks from development through deployment.
• Someone who can work independently while collaborating effectively with cross-functional teams.
• A developer who values code quality, scalability, maintainability, and continuous learning.

Recognized and appreciated by leaders and entrepreneurs just like you.