Product Engineer – Fullstack (Node.js + React.js)

Javascript, Callback, Async, Promise, Experience in writing restful APIs, Javascript, Nodejs, ReactJs, MySQL.

Immediate Joiner

Company Description

TopGrep Tech, an ISO 27001:2022 and DPIIT-certified IT pure tech product & services company. We work with global enterprises & startups, covering SaaS, MVPs, AI, RAG, MCP, reliability engineering, DevOps, and cloud innovation.

Role Description

This is a full-time on-site role located in the Greater Bengaluru Area for a Full Stack Engineer. The Full Stack Engineer will design, build, and maintain both front-end and back-end components of web applications. Candidates must demonstrate independent coding ability. Generative AI tools, AI coding assistants, and vibe-coding tools are not permitted during coding interview rounds. They will collaborate with cross-functional teams to deliver high-quality software solutions, ensure efficient system performance, and troubleshoot and resolve bugs and technical issues. This role also involves optimizing applications for maximum speed and scalability while following best practices and coding standards.

Qualifications

• Experience with Back-End Web Development, including server-side programming, APIs and database management
• Proficiency in Front-End Development, including JavaScript & Reactjs frameworks
• Strong foundation in Software Development and Full-Stack Development
• Ability to write, optimize, and debug code
• Excellent problem-solving and communication skills
• Familiarity with version control systems such as Git
• Experience with cloud platforms
• Bachelor's Engineering or Masters degree in Computer Science with equivalent practical experience

Requirements added by the job poster

• Bachelor's Degree

• Commute to this job’s location

• 1+ years of work experience with JavaScript Frameworks

• Working in an onsite setting

• 1+ years of Software Development experience

Work collaboratively with other developers and other product teams members to craft production ready features that have Quality built-in from inception

Collaborate with business analysts, product owners to confirm the requirements if they are not clear.

Be comfortable having technical conversations with the wider technology teams in Australia, Manila and India.

Good English communication is must.

Design solution for modules and execute them. Should be able to design and architect solutions with help of diagrams

Good at writing code which is testable, divided into clean and small modules.

Good at using ci-cd tools like

Jenkins, Harness for the purpose of

deploying code changes.

4+ years of proven experience as an Fullstack Developer primarily in javascript background

Must have experience in design and development of automation frameworks such as Javascript, Typescript, Nodejs, reactjs, Nextjs, Graphql, PostgresDB. If not postgres then they should have good amount of experience in working in SQL DB server.

Should be confident running CI/CD pipelines for testing/deploying their work

Exposure to teams with engineering practices including DevOps, high levels of automation and infrastructure as code Excellent communication skills

Job Overview

We are hiring a Senior Full-Stack Engineer to design and scale high-performance web applications. You will drive technical decisions using React, Node.js, and TypeScript while building event-driven cloud architectures.

Key Responsibilities

• Develop scalable frontend features using React and robust backend APIs with Node.js/TypeScript.
• Architect and deploy cloud-native microservices on AWS.
• Implement asynchronous communication using messaging tools like Kafka, RabbitMQ, SQS, or SNS.
• Optimize SQL/NoSQL databases and maintain automated CI/CD pipelines.
• Mentor junior developers and lead code reviews.

Required Skills

• 6+ years in full-stack software development.
• Mastery of TypeScript, React.js, and Node.js.
• Hands-on experience with AWS and modern messaging queues.
• Strong problem-solving and communication skills.

Location: Hyderabad

What we need:

•        Experience in both Web + Mobile development

•        Strong understanding of APIs & system design

•        Ability to build end-to-end features

·      Maintain version control and documentation using Git / GitHub.

Roles and Responsibilities

• Design and develop responsive web applications using React.js / Next.js.
• Build and maintain scalable RESTful APIs using Node.js and Express.js.
• Implement user authentication and authorization using JWT / OAuth2.
• Manage and optimize database structures using MongoDB or MySQL.
• Integrate front-end and back-end components seamlessly for smooth user experience.
• Collaborate with UI/UX designers and product teams to deliver high-quality features.
• Participate in Agile / Scrum sprints, daily stand-ups, and code reviews.
• Optimize applications for speed, performance, and security.
• Maintain version control and documentation using Git / GitHub.

Troubleshoot and debug production issues efficiently.

Job Location- Bangalore,

Candidates from Tamil Nadu willing to relocate to Bangalore can also apply.

Job Description – Senior Full Stack / Frontend Engineer

Position: Senior Full Stack / Frontend Engineer

Experience: 6+ Years

Shift Timing: 2:00 PM – 12:00 AM

Work Mode: WFO(Bangalore)

Notice Period : 0 to 15 Days.

Job Summary

We are looking for an experienced Senior Full Stack / Frontend Engineer with strong expertise in React.js, Next.js, Node.js, Microfrontends, Webpack, Git, and Bitbucket. The candidate should have hands-on experience building scalable, high-performance applications and working with tier-based service architectures.

Key Responsibilities

• Develop and maintain scalable web applications using React.js and Next.js.
• Build reusable and maintainable React components using Hooks, state management, and modern React patterns.
• Optimize application performance, rendering, and component lifecycle.
• Develop applications using Next.js SSR, SSG, ISR, App Router, Server Components, and Client Components.
• Develop and integrate REST APIs using Node.js and Express.
• Work with Node.js event loop, asynchronous programming, async/await, and authentication mechanisms.
• Design and implement Microfrontend architectures using Module Federation.
• Handle communication between independently deployed microfrontends.
• Work on deployment strategies for microfrontend applications.
• Configure and maintain Webpack for bundling, loaders, plugins, code splitting, and Module Federation.
• Follow Git/Bitbucket branching strategies and manage merge/rebase operations.
• Resolve merge conflicts and participate in Pull Request (PR) reviews.
• Work with Bitbucket Pipelines for CI/CD processes.
• Develop applications following a tier-based architecture: UI → API → Service/Business Layer → Database.
• Collaborate with developers, QA engineers, architects, and other stakeholders.
• Troubleshoot technical issues and ensure application reliability, scalability, and performance.

Required Technical Skills

• React.jsHooks
• State Management
• Performance Optimization
• Component Lifecycle
• Next.jsSSR
• SSG
• ISR
• App Router
• Server Components
• Client Components
• API Routes
• Node.jsEvent Loop
• Async/Await
• REST APIs
• Express.js
• Authentication
• MicrofrontendsMicrofrontend Architecture
• Module Federation
• Application Communication
• Independent Deployment
• WebpackBundling
• Loaders
• Plugins
• Code Splitting
• Module Federation
• Version Control & CI/CDGit
• Bitbucket
• Branching Strategies
• Merge/Rebase
• Conflict Resolution
• Pull Requests
• Bitbucket Pipelines
• ArchitectureTier-Based Services
• UI Layer
• API Layer
• Service/Business Layer
• Database Layer

Preferred Candidate Profile

• 6+ years of experience in frontend/full-stack development.
• Strong hands-on experience with React.js, Next.js, and Node.js.
• Good understanding of modern frontend architecture and Microfrontends.
• Strong debugging and problem-solving skills.
• Experience working in Agile/Scrum development environments.
• Good communication and collaboration skills.
• Willingness to work in the 2:00 PM – 12:00 AM shift. 

We are looking for a skilled Fullstack Developer with at least 10 years of experience building and maintaining responsive, scalable web applications. You will work across a full technology stack, from crafting intuitive React.js user interfaces to designing and implementing robust backend services with Node.js and PostgreSQL. This role requires strong proficiency in React.js, JavaScript/TypeScript, and the ability to collaborate closely with designers, backend engineers, and product managers to deliver exceptional end-to-end product experiences.

Position: Full Stack Developer (React.js + Node.js)

Experience: 2–5 Years

Location: Mumbai – Chembur West (Onsite)

Job Summary

We are looking for a Full Stack Developer with strong hands-on experience in React.js and Node.js to build scalable, secure, and high-performance web applications. The ideal candidate should be comfortable owning features end-to-end, developing responsive UI, building REST APIs, integrating databases, and supporting production systems.

Key Responsibilities

• Build responsive UI using React.js, HTML5, CSS3, JavaScript (ES6+)
• Develop scalable backend services and RESTful APIs using Node.js (Express.js / NestJS)
• Work with MongoDB and MySQL (schema design, indexing, query optimization)
• Implement authentication & authorization using JWT , RBAC , Oauth
• Integrate third-party APIs, Webhooks
• Build real-time features using Socket.io / WebSockets
• Ensure performance, scalability, and security (validation, sanitization)
• Implement caching using Redis (if applicable) and optimize API response times
• Support API testing (Postman/Supertest)
• Maintain API documentation using Swagger / OpenAPI
• Debug and resolve defects, handle RCA, and support production troubleshooting with logs/monitoring
• Follow Git-based workflows, participate in code reviews, and collaborate with QA/product teams in Agile delivery

Mandatory Skills

• React.js, Node.js, JavaScript (ES6+)
• MongoDB (must), MySQL
• REST API development & integration
• Socket.io / WebSockets, Webhooks
• HTML5, CSS3
• Git
• Typescript, Express.js / NestJS
• jQuery / AJAX (basic / legacy support)

Good to Have

• Redis, Swagger/OpenAPI
• Docker, CI/CD (GitHub Actions/Jenkins)
• Cloud exposure (AWS/Azure/GCP)

Qualification

BE / BTech / MCA / MSc IT / BSc IT with 2–5 years relevant experience.

CTC: As per industry std.

Role : Senior Full Stack Engineer (Frontend Focus)

Location : Hyderabad/Bangalore/Gurgaon/Mumbai

Role Summary

We're looking for a **Senior Full Stack Engineer (Frontend Focus)** to build modern, AI-powered enterprise applications. You'll primarily focus on creating scalable, high-performance frontend experiences using React and Next.js, while contributing to backend services, APIs, and AI integrations where needed. You'll work closely with Product, Design, and AI teams to build intuitive, performant, and production-ready applications.

Minimum Qualifications

* 3–7 years of software engineering experience.

* Strong experience with React, Next.js, TypeScript, JavaScript, HTML, and CSS.

* Experience building and shipping production-grade frontend applications, including enterprise dashboards and data-intensive applications.

* Strong understanding of frontend architecture, state management (Redux, Zustand, Context API, or similar), rendering lifecycle, and performance optimization, including code splitting, lazy loading, bundle optimization, caching strategies, and Core Web Vitals.

* Experience building complex UI experiences using modern frontend technologies, including data visualization, Canvas, WebGL, Service Workers, and Web Workers.

* Experience building and integrating REST APIs and backend services using Node.js.

Preferred Qualifications

* Experience building AI-powered applications or AI agents using LangChain, LlamaIndex, CrewAI, or similar AI frameworks.

* Experience with vector databases and Retrieval-Augmented Generation (RAG) applications.

* Experience with DevOps practices and cloud platforms such as AWS, Azure, or GCP.

* Experience with Docker and Kubernetes.

* Experience building reusable component libraries, design systems, or micro-frontend architectures.

* Design, develop, and maintain responsive websites and web applications.

* Build reusable frontend components using React.js.

* Develop scalable backend APIs and services using Node.js.

* Integrate third-party services and payment gateways such as Stripe.

* Build RESTful APIs and integrate with modern databases.

* Optimize applications for maximum speed, scalability, and SEO.

* Collaborate with designers to translate Figma/UI designs into pixel-perfect interfaces.

* Implement authentication, authorization, and security best practices.

* Debug production issues and improve application performance.

* Participate in code reviews and mentor junior developers.

* Work within Agile/Scrum development processes.

What role will you play? 

As a Full Stack Engineer, you will play a pivotal role in our development team, bridging the gap between the visual elements and the server-side infrastructure. You will be instrumental in developing full-fledged, scalable applications by combining the art of design with the science of programming. With your expertise in both front-end and back-end technologies, you will ensure the entire stack is designed and built for speed and functionality.  

Your day to day will involve designing and developing dynamic, high-quality web applications, leveraging the Node.js and python for the back end services and React/Angular for the front end. Close collaboration with UI/UX designers will be essential, allowing you to bring web designs to life while ensuring high performance and responsiveness. Additionally, you will actively participate in coding, debugging, and testing to deliver reliable solutions whilst also working closely with other developers, designers, and product managers, fostering a collaborative environment to meet project goals and deadlines effectively. 

What you offer 

• Proficiency in Typescript and a good understanding of React  
• Solid experience with the Node.js, including the ability to develop RESTful APIs 
• Experience with containerisation of service using Docker 
• Knowledge of modern authorisation mechanisms, such as JSON Web Token (JWT)  
• Familiarity with SQL databases, such as PostgreSQL 
• Experience with Kafka or other event driven tools and tech 
• Nice to have some experience integrating with LLMs through open AI, Gemini etc. 
• Nice to have exposure to AI tooling – Claude, Copilot, Cursor etc. 
• AWS experience is a nice to have