Fullstack Developer

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

📍 Location: Gurgaon (On-site)

🕒 Experience: 5+ Years

🕒 Working Days: 5 Days(Mon-fri)

Job Summary:

We are hiring a passionate and experienced Full Stack Developer proficient in Node.js and React.js for our client. The ideal candidate should have solid experience in designing scalable systems, writing optimized code, implementing role-based access control, handling task prioritization, and building robust web applications.

Key Responsibilities:

• Design scalable user management systems with role-based access and authentication.
• Develop backend services and REST APIs using Node.js.
• Build dynamic and optimized front-end applications using React.js and Redux.
• Handle async operations, task queues, and implement retry and prioritization logic.
• Optimize React components for performance using hooks and memoization.
• Ensure secure and scalable system design with proper error handling and authorization flows.
• Apply JavaScript concepts like closures, event loop, and async patterns in real-world scenarios.
• Collaborate with DevOps for basic CI/CD and deployment processes.

Mandatory Technical Skills:

• Frontend: React.js, Redux, JavaScript (ES6+)
• Backend: Node.js, Express.js
• Authentication & Authorization: JWT, OAuth2, Role-Based Access Control (RBAC)
• Task Management: Async/Await, Promises, Retry Mechanisms
• Database: MongoDB or PostgreSQL
• Version Control: Git

Soft Skills:

• Strong problem-solving and system design skills
• Ability to work independently and in a collaborative team
• Clear communication of technical ideas
• Ownership of tasks and components end-to-end

Focus Areas:

• System Design (User Management, Fault Tolerance, Load Distribution)
• JavaScript Core Concepts (Closures, Scope, Event Loop)
• React Optimization & Hooks
• Node.js Architecture & Async Programming
• Task Prioritization and Retry Logic

We are looking for aSenior Full Stack Developerwith strong expertise inJavaScript/TypeScriptand hands-on experience acrossmodern frontend and backend technologies. The ideal candidate should be comfortable building scalable, high-performance web applications and collaborating closely with product, design, and engineering teams.

Key Responsibilities

• Design, develop, and maintainscalable full-stack web applications.
• Build responsive and performantfrontend applications using React.js.
• Develop and maintainbackend services using Node.js and Express.js.
• Design and optimizeSQL and NoSQL databasesto ensure data integrity and performance.
• Build, consume, and documentRESTful APIs(GraphQL exposure is a plus).
• Write clean, maintainable, and testable code following best practices.
• Participate incode reviews, branching strategies, and release processes.
• Collaborate with cross-functional teams to translate requirements into technical solutions.
• Ensure application performance, security, and scalability.
• Contribute to CI/CD pipelines and deployment processes.

Required Technical Skills

• Strong experience withJavaScript and TypeScript.
• Expertise inReact.js, includingHooks, Context API, and state management (Redux / Zustand preferred).
• Solid backend development experience withNode.js and Express.js.
• Hands-on experience with either:
• PostgreSQL(PERN stack)
• MongoDB(MERN stack)
• Strong understanding ofSQL and NoSQL database design principles.
• Experience in building and consumingREST APIs.
• Basic knowledge ofGraphQLis a plus.
• Familiarity withORMs/ODMssuch asSequelize, Prisma, or Mongoose.
• Proficiency withGit, branching strategies, and code review practices.
• Understanding ofDocker,CI/CD pipelines, and cloud platforms (AWS).

Nice to Have

• Experience working withNext.js.
• Exposure tomicroservices architecture.
• Knowledge ofmessage queuessuch asKafka or RabbitMQ.
• Experience building or maintaininghigh-scale or multi-tenant systems.

Soft Skills

• Strong problem-solving and analytical skills.
• Good communication and collaboration abilities.
• Ability to take ownership and work independently.
• Adaptable and eager to learn new technologies.

This Role is ,perfect for someone looking to further their experience in web application and software development. to help maintain and improve our platform. Proficiency in Backend Development Someone with previous experience in ROR

1.Design and build reusable and efficient ruby code

2. Architect and install new infrastructure

3. Plan and implement new features

4. Integrate data sources and databases into one system

Description:

• Building highly scalable services end-to-end with frontend to handle terabytes of data.

• Finding innovative ideas to solve highly complex engineering problems or best UI/UX experience.

• Own, execute and deliver products/features end-to-end from planning to design to development to deployment

• Be the go-to person for the team for guidance and troubleshooting

• Proactively involved in code reviews, architecture, and design discussions

• Be the mentor to junior engineers or Interns for their deliverables to succeed

• Maintain engineering standards and best practices for coding, code reviews, releases

Required skills:

• 1 to 3 years of expertise in full stack software development with one or more of the general programming languages (e.g., Frontend- Angular, React, TypeScript, Backend- Python, java, C/C++, Go etc.). Experience in Angular with python is recommended.

• Deep understanding of how to build an application with easy integration of RESTful APIs along with good sense of UI designs.

• Knowledge of a how a frontend and backend framework like Angular or Django or similar with ORM or multi-tier, multi-DB-based data-heavy web application development will help your profile stand out.

• Proficiency in (S)CSS, HTML5, Javascript and writing cross-browser compatible code along with CSS framework like Bootstrap.

• Good understanding of RxJS observables and/or Promises, chart libraries like ChartJS or Highcharts.

• Good understanding of bundling modules (Webpack or gulp)

• knowledge of SQL queries & DB like PostgreSQL(must) or MySQL. Working knowledge of NoSQL DBs (Mongo, Redis, etc.) is a plus.

• Understands a programming language's limitation to exploit the language behavior to the fullest potential.

• Understanding of accessibility and security compliances

• Ability to communicate complex technical concepts to both technical and non- technical audiences with ease

• Diversity in skills like version control tools, CI/CD, cloud basics, good debugging skills, and test-driven development will help your profile stand out.

We are looking for a Full Stack Lead having worked on NodeJS and React with total experience of 4 to 6 years. Minimum two year of experience in NodeJS, React and Redux is required for this position.

Responsible for requirements understanding, propose architecture, detailed design, development and timely deliverables with the highest quality standards.

We are looking for Product creators who can work with minimum inputs from business and are able to deliver products quickly and with quality.

This person should have worked in Enterprise class product from scratch. Start-up experience would be highly desirable.

Tech Stack: Node.js, React.js, HTML, CSS, AWS, MySQL, MongoDB, Mix panel/Metabase, Instamojo and Razor Pay, Google Analytics, FB Pixel, SEO, Dev Ops, CI/CD, Micro services, Unit Testing

Responsibilities

·      Will be responsible for designing and developing web-based enterprise class solutions using NodeJS, React and Redux.

·      Should be expert in writing Unit Test Cases with NodeJS and React and with quality.

·      Excellent communication and presentation skills.

·      Proven experience as an individual contributor/Architect.

·      Should be able to quicky come up with system design by understanding business requirement and translate into good quality product.

·      Building reusable components and front-end libraries for future use.

·      Translating designs and wireframes into high quality code.

·      Optimizing components for maximum performance across a vast array of web-capable devices and browsers.

Skills

·      Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model

·      Thorough understanding of React.js, HTML, CSS and its core principles

·      Experience with popular React.js workflows (such as Flux or Redux)

·      Familiarity with newer specifications of ECMAScript

·      Experience with data structure libraries (e.g., Immutable.js)

·      Knowledge of isomorphic React is a plus

·      Familiarity with RESTful APIs

·      Knowledge of modern authorization mechanisms, such as JSON Web Token

·      Familiarity with modern front-end build pipelines and tools

·      Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

·      Knowledge of CI/CD and should have worked on at least one tool like Jenkins etc.

·      Ability to understand business requirements and translate them into technical requirements

·      A knack for benchmarking and optimization

·      Familiarity with GIT Technology like GitHub, Bitbucket

Desirable (Nice to Have skills):

·      Knowledge of Data analytics platform like Meta Base.

·      Good understanding of digital marketing, Google & FB Analytics, consumer funnel data tracking tools, including SEO.

·      Experience of e-commerce start up would be an added plus.

·      Scaling experience using AWS, knowledge of EBS, Docker, Kubernetes, Microservices.

·      AWS Certification would be an added plus.

·      Knowledge of Dev/Ops and should be able to set up CI/CD quickly.

·      Participation in Hackathons is an added plus.

Eligibility

BTech or MTech in Computer Science from a reputed institute, IIT, NIT, BITS Pilani, COEP (Pune), VJTI, BHU or ISM

Good knowledge on Data Structure and Algorithms.

Job Description:

We are looking for a highly capable Node.js developerto optimize our web-based application performance. Collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.

Full Stack Responsibilities:  Developing and maintaining allserver-side network components.  Ensuring optimal performance of the central database and responsivenessto front-end requests.  Collaborating with front-end developers on the integration of elements.  Designing customer-facing UI and back-end servicesfor various business processes.  Developing high-performance applications by writing testable,reusable, and efficient code.  Implementing effective security protocols, data protection measures, and storage solutions.  Running diagnostic tests,repairing defects, and providing technicalsupport.  Documenting Node.js processes, including database schemas, as well as preparing reports.  Recommending and implementing improvementsto processes and technologies.  Keeping informed of advancementsin the field of Node.js development.

Requirements:  Bachelor's degree in computerscience, information science, orsimilar.  At least two years of experience as aNode.js developer.  Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.  Knowledge of front-end technologiessuch as HTML5 and CSS3, Angular, Reactjs.  Superb interpersonal, communication, and collaboration skills.  Exceptional analytical and problem-solving aptitude.  Availability to resolve urgent web application issues outside of business hours

Experience: 2 to 5 years

Annual CTC: Rupees 6,00,000 to 10,00,000