Frontend Developer - React.JS

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.

Responsibilities     

• Take product ideas from ideation to implementation.
• Collaborate with Product and Design to create robust and usable features.
• Take ownership of the architecture for best performance and usability.
• Lead engineering discussions to ensure the best practices, maintainability and security of the application.
• Participate in design and code reviews.
• Lead and mentor the team of developers, to drive business objectives.

We are looking for

• 4+ years of experience building quality applications.
• Proficient in client-side JS frameworks such as React.js
• Passion for best design and coding practices and a desire to develop new bold ideas.
• Strong customer focus, ownership, and self-drive.
• Experience in planning, designing architecture and leading teams.

1. We are looking for candidates who have good programming skills. Strong on data structures, algorithms, understand time space complexity, able to come up with multiple solutions and then arrive at most optimized one keeping in mind customer requirements. Should also be well aware of OO concepts. If he / she has a strong background on these areas ( in any programming language),
2. Next the candidate should have worked on JS  with good hands on experience in a few projects mainly in backend development like making api calls, handling exception, models, data transformations, controllers etc. 
3. The last would be having some experience in any one of react.js/ node.js or even angular.js since some of these are being used in the current project. 
4. Prefer candidates with Angular (ver 8+), react.js (ver 16+), Node (Ver 14+) and extremely good in JavaScript, HTML & CSS
5. Experience : 3-6 years relevant

COMPANY INTRODUCTION

NEST® [NESTECH]

NEST® works with a range of international clientele in the development of bespoke software solutions. NEST® specialises in data and direct engagement structures, digital marketing, data with blockchain security and much more.

NEST® founders have had decades in the visual arts, architecture, sculpture as well as inking the human canvas. More mundanely, from fifteen countries our formal training is in law, philosophy, international logistics and technology. There are currently NEST® branch offices in England, Singapore, USA and India. What happened yesterday isn’t important. We believe what you privately achieve tomorrow is.

JOB DESCRIPTION:

Job Title: Front End Developer

Location: Pune

You should be able to quickly understand and support initiatives that will contribute to the goals and success of operations. You would also be working with various departments to coordinate and develop digital CRM solutions including bespoke in-house software.

EXPERIENCE

-3+ years of experience in Web Development.

-2+ relevant experience in the development of Angular Enterprise Applications. -Hands-on experience of using Angular Material:

in consuming complex nested API.

on Angular 7/8/9/10/11/12.

of using CSS frameworks like SCSS.

in using state management (e.g. NGRX, RXJS).

in using caching of using component library framework integration (e.g. Angular Material ). in integrating with REST web services from the application. Knowing JSON is a must.

NEST® OFFERS

● Competitive Salary

● Flexible Hours

● Paid Vacations

● Fun & Creative Environment / Projects

● Quarterly Performance Reviews

● Generous Bonus Schemes

● Oversea Working Placements

● Dynamic International Clientele

● Multiple Learning Opportunities

● Control And Work On Full Product Life-Cycle

● Research and Implement Multiple New Technologies

• Contribute to front-end development of web applications
• Handle production incidents
• Working closely with stakeholders to ensure a smooth user experience
• Build reusable components and front-end libraries for future use
• Translate designs and wireframes into high-quality code

Job Requirements:

• 2+ years experience in front-end web development is required
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Extensive experience in working with HTML5, CSS, Bootstrap and JavaScript
• Thorough understanding of React.js and its core principles
• Familiarity with newer specifications of EcmaScript
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• Ability to understand business requirements and translate them into technical requirements 
• Familiarity with code versioning tools (such as Git, SVN, etc)
• Experience in developing an application with cross-browser compatibility in IE, Firefox, Safari, Chrome, including tablets, phone, etc