React JS- Developer

About the Role:

We are hiring a Senior Frontend Engineer to build high-performance, scalable, and visually refined web applications. This is a hands-on engineering role focused on architecture, performance, and crafting exceptional user experiences.

You will work closely with design, product, and backend teams to build robust frontend systems, define engineering standards, and ship production-grade features that scale.

Responsibilities:

- Build scalable, modular frontend applications using React, Next.js, and TypeScript

- Architect component-driven UI systems and reusable design libraries

- Implement robust state management using Redux, Zustand, or similar

- Optimize Core Web Vitals, performance, and accessibility (WCAG)

- Translate Figma/design specs into pixel-perfect, production-grade interfaces

- Improve build systems, CI/CD pipelines, and developer tooling

- Implement testing strategies — unit, integration, and E2E (Jest, Cypress, Playwright)

- Mentor junior engineers and define engineering standards

- Collaborate with backend teams to design API contracts and integrations

Must Have:

- 5+ years of experience in frontend engineering

- Strong expertise in JavaScript/TypeScript and React/Next.js

- Experience building scalable frontend architecture from scratch

- Deep understanding of browser rendering, performance, and optimization

- Strong grasp of responsive design and accessibility best practices

- Experience with state management — Redux, Zustand, or similar

- Ability to write clean, maintainable, production-ready code

Good to Have:

- Experience building design systems or component libraries

- Familiarity with SSR/SSG and performance-driven architectures

- Experience with micro-frontends or large-scale frontend systems

- Exposure to cloud deployment workflows and frontend observability

- Three.js or WebGL experience

Tech Stack:

JavaScript / TypeScript · React · Next.js · Tailwind · Redux / Zustand · Webpack / Vite · Jest · Cypress · Playwright · GraphQL · REST APIs

Work Details:

- Location: HSR Layout, Bengaluru (Work from Office)

- Working Days: 6 days/week (Mon-Fri WFO, Sat WFH)

- Employment Type: Full-time

Compensation:

- Competitive salary

- Stock options with 4-year vesting

- Performance-based incentives

To Apply:

Share your resume, GitHub profile, portfolio or live product links, and a short note on a challenging frontend problem you solved.

Responsibilities

• Work in a fun and fast-paced environment.
• Participate in requirements gathering, design, development, QA, support.
• Communicate with different stakeholders such as QA, Project Managers and Product Owners
• Discover, evaluate, and implement new technologies to maximize development efficiency.
• Groom, mentor and upskill team members with modern technologies and development practices

Key Competencies:

• 5-8 Years of relevant experience in front-end development.
• At least 5-4 years of working experience with the React ecosystem.
• In-depth knowledge of TypeScript, CSS, and HTML.
• Strong proficiency in Vanilla JavaScript, DOM, Browser API’s and ES6 Features.
• Strong Knowledge of State Management with React and relevant workflows.
• Good Understanding of Modern frontend workflows with NPM, Webpack, Babel etc.
• Knowledge of modern programming paradigms like functional and reactive programming.
• Knowledge of testing frameworks including Chai, Mocha and Sinon or equivalent.
• Experience with using browser-based dev tools for trouble shooting and enhancing the performance.

Good to have skills:

• Knowledge of cloud-based services like AWS and GCP.
• Working knowledge of Video streaming and playback
• Knowledge of modern programming paradigms like functional and reactive programming.

About the Role :

Were looking for a talented Frontend Developer (2-6 years of experience) who can craft seamless, responsive, and scalable user interfaces. Youll collaborate closely with product and design teams to deliver delightful experiences on a fast-growing online jewelry platform.

Key Responsibilities :

- Build and maintain high-quality, responsive web applications.

- Collaborate with designers and product managers to translate requirements into intuitive UI/UX.

- Optimize applications for performance, security, SEO, and scalability.

- Write clean, maintainable, and well-documented code.

- Debug, troubleshoot, and fix issues across the frontend stack.

- Stay updated with the latest frontend trends and tools to enhance development practices.

Requirements :

- 2 - 4 years of professional experience as a Frontend Developer.

- Strong proficiency in JavaScript/TypeScript with modern frameworks like React.js or Next.js.

- Experience consuming REST or GraphQL APIs.

- Strong understanding of HTML5, CSS3, Tailwind CSS or Styled Components, and responsive design principles.

- Knowledge of version control (Git).

- Familiarity with build tools and CI/CD pipelines.

- Understanding of web performance, accessibility, and SEO best practices.

- Strong problem-solving and debugging skills.

Whats in It for You :

- High ownership role in a fast-paced environment.

- Opportunity to work closely with the founding team and a passionate group of professionals.

- Competitive salary with fast career growth and appraisals.

- Dynamic, collaborative, and politics-free work culture.

- Health insurance coverage.

Additional Details :

- Early-stage startup environment where meaningful achievements require dedication and passion.

- 6-day work week.

- Location : HSR Layout, Bangalore.

JOB PURPOSE

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• Develop application using Angular JS (worked on Express JS, JEST), Angular 6 
• This is a hands-on role which involves writing code, testing, and deploying finished web applications and libraries

MAJOR ACCOUNTABILITY

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• Design, rapid prototype, and implement a scalable, reliable and maintainable node based web application
• Enforce code quality through test driven development
• Enhance, refactor, and continuously improve the existing codebase
• Collaborate closely with team to define product requirements
• Aggressively collect, analyse, and act on data about product performance
• Communicate effectively with technical and non-technical people
• Proactive in keeping your skills updated

ESSENTIAL SKILLS & EXPERIENCE

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• Excellent working knowledge of core Java, Node JS, JavaScript, ES6, Micro services
• 4-6 year's overall development experience (At least 2 years of experience in Node JS and Angular JS)
• Good understanding of security in Micro service and Web Applications
• Good understanding of OOP, and design patterns
• Experience in working with databases - SQL and Non-SQL Databases

EDUCATION

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• Minimum education: Any Graduate BE/B.Tech would be desirable
• Languages: Excellent English written & spoken

• Participate heavily in the brainstorming of UI/UX architecture and feature design
• Interface with external customers and key stakeholders to understand and document design requirements
• Work cross-functionally with Engineering, Data Science, Product, UX, BD, and Infrastructure teams
• Drive best coding practices across the company (i.e. documentation, code reviews, coding standards, etc)
• Perform security, legal, and license reviews of committed code
• Complete projects with little or no supervision from senior leadership

• Must have at least 2+ years experience in front-end web development with the following tools: HTML5, CSS, Webpack, Responsive web design, ReactJS (Components, Router, Redux, Flux, Chart Libraries i.e. Google Charts), Node.js, REST APIs, and other essential features)
• Built and deployed customer-facing services and products at scale
• Developed unit and integration tests
• Solid instruction-level understanding of Object Oriented design, data structures, and software engineering principles

• You have a strong background in natural language processing, statistical modeling, and/or machine learning
• Experience with open source projects in a startup environment
• Experience with large-scale distributed systems that have thousands of microservices and manages millions of transactions per day
• Worked on products where experimentation and data science are core to the development
• Experience with Python and API frameworks (Flask)
• BS, MS or equivalent

Desired Experience

3+ years

Job Description

What You’ll Do

• Taking an active role in architecting the solutions we build
• Designing and implementing web applications using JavaScript and its frameworks (i.a. React, Vue, Angular), HTML5 and CSS3
• Working closely with the dispersed development team, client, and project manager in SCRUM methodology
• Ensuring that programming practices and code quality are respected
• Supporting other engineers with your expertise when needed (knowledge sharing)
• Leading your colleagues’ growth and development

What you bring to the table

• 3+ years of Experience with React. Good to have a working knowledge of React Native, Angular, VueJS
• Strong expertise with HTML, CSS, and writing cross-browser-compatible code.
• Good understanding of AJAX and JavaScript DOM manipulation Techniques
• Experience with RESTful services
• Experience in JavaScript build tools like grunt or gulp
• Hands-on and implements complex React modules
• Able to implement automated testing platforms and unit tests
• Understanding of fundamental design principles behind a scalable application
• Proficient understanding of code versioning tools (Git)
• Critical thinker and problem-solving skills

Bonus if you have…

• Experience with Angular2+ and Node
• Experience with AWS or GCP infrastructure
• Curiosity about new languages, libraries, frameworks
• Contributions to open-source projects
• Experience with Selenium, or Jest or similar front end test frameworks

We are looking for highly skilled candidates with experience in frontend programming and are comfortable in dealing with backend tools.

• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Developing and implementing highly-responsive user interface components using React concepts.
• Writing application interface codes using JavaScript following ReactJS workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.

An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.

• 6 to 9 years of strong design and development experience in building massively large-scale distributed internet systems and products.
• Previous experience working as a React.js Developer.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Strong experience using a client side MVC framework such as NodeJS, ReactJS, or Redux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Experience in responsive design, cross browser compatibility, and website performance.
• Knowledge of frontend CSS frameworks like Bootstrap, Material UI, and preprocessors like SASS and LESS.
• Experience with handling Services, RESTful, APIs (NodeJS preferably).

You will be working with top-quality engineers who have built one of the best employee engagement SaaS platforms. You will be reporting to the Engineering Head and working closely with the Architect and other leads.

A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact, and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at this Company

We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.

In this role you will

• Be a part of a small UI team and will work closely with the UXdesigner and product manager to shape the product design.
• Build web UI components for a cloud-native SaaS product.
• Drive clear requirements for the backend APIs working closely withthe backend engineers.
• Focus on quality and velocity by developing appropriate tests.

Requirements

• Highly motivated self-starter with a builder’s mindset.
• 5+ years of web UI development experience.
• Highly skilled in JavaScript, HTML and CSS.
• Deep knowledge and experience of REST APIs.

Preferred: experience with frameworks such as React

Preferred: full stack development experience