UI Architect

Front-End Developer (React.js) – Mumbai | Immediate Joiners

Location: Mumbai

Experience: 2+ Years

Job Type: Full-Time

Notice Period: Immediate Joiners Only

About the Role

We are hiring a Front-End Developer to join our product engineering team. The ideal candidate has experience working in product-based companies and has contributed to at least one end-to-end e-commerce platform project.

Key Responsibilities

• Develop and maintain responsive UIs using React.js
• Convert UI/UX designs into reusable front-end components
• Optimize components for performance and cross-browser compatibility
• Integrate front-end with backend RESTful APIs
• Collaborate with product, design, QA, and backend teams
• Participate in code reviews, agile ceremonies, and testing

Required Skills

• Strong in JavaScript (ES6+), React.js, HTML5, CSS3
• Experience with Redux/Zustand for state management
• Knowledge of REST APIs, responsive design, and Git
• Familiarity with debugging and front-end performance optimization

Marmeto is a Commerce Transformation Company helping brands build the infrastructure they need to scale, securely, sustainably, and without compromise. Our strength lies in designing systems that aren’t just built to launch, but built to last — flexible, fast, and future-ready. Whether it's solving tech, enabling smoother integrations, or supporting global rollouts, we act as an embedded tech partner that got you covered. And for a reason we are also the First Shopify Premier Partner in India.

“Read about us before applying—it’ll help you make an informed decision about joining our journey.”

Marmeto’s Values

● Trust

● Create Impact

● Empathy

● Innovate to simplify not to complicate

● Do what is right, not what is asked for.

Marmeto’s Mission Enabling Commerce with scalable and innovative tech solutions.

Working at Marmeto

● Collaborative Culture: Trust, empathy, and impact at our core.

● Open Communication: Transparency and teamwork drive us.

● Growth-Oriented: Learn, grow, and progress with hands-on experience.

● Recognition & Rewards: Competitive pay and well-being-focused benefits.

● Flexibility: Balanced work-life with adaptable arrangements.

● Purposeful Work: Empowering e-commerce through transformative tech.

What’s Waiting for You at Marmeto

● Job Title: Team Lead- React & Next.js

● Employment Type: Full - Time

● Department: Tech

Your Role in the Bigger Picture:

As a React Lead Developer at Marmeto, you will lead and mentor a team of front-end developers to create scalable, performant, and visually engaging web applications using React.js. You’ll work closely with designers, backend developers, and product managers to ensure seamless user experiences. Beyond coding, this role emphasizes leadership—you should have a minimum of 2 years of experience managing a team of at least 5 front-end developers, guiding them in best practices, architecture, and delivery timelines.

What You’ll Own at Marmeto:

● 5+ years of experience in front-end development, with at least 3+ years of hands-on React.js & Next.js experience.

● Minimum 2 years of experience in a lead role, managing a team of 5-10 developers.

● Strong command of JavaScript (ES6+), TypeScript, and React ecosystem

● Expertise in React Hooks, Context API, Redux/MobX, and component-driven development.

● Solid understanding of HTML5, CSS3, and CSS-in-JS libraries like Styled Components or Emotion.

● Proficiency in REST and GraphQL API integration.

● Experience with Next.js or similar React frameworks for SSR and performance optimization.

● Comfortable with build tools and bundlers like Webpack, Vite, and Babel.

● Knowledge of code splitting, lazy loading, performance tuning, and browser rendering behaviors.

● Experience with testing frameworks (Jest, React Testing Library) and CI/CD workflows.

● Strong Git skills and familiarity with branching, PR processes, and code reviews.

Job Location : Bengaluru

Years of Experience: 5+ Years in front-end development, 3+ years in react, 2+ years in next.js and 2 years as a lead.

What We’re Looking for in You:

1. Qualifications: Bachelor’s Degree in Computer Science, Information Technology, or a related field

2. Certifications: NA

3. The Experience That Sets You Apart:

● Lead a team of front-end engineers to deliver pixel-perfect, performant React applications.

● Conduct code reviews, mentor junior developers, and foster a culture of quality and ownership.

● Plan sprints, distribute work efficiently, and ensure timely delivery

● Collaborate with cross-functional teams including design, backend, QA, and product.

● Guide team on architecture, scalability decisions, and best practices. ● Architect and develop reusable and scalable front-end components.

● Ensure adherence to UI/UX design guidelines and accessibility standards (WCAG).

● Identify performance bottlenecks and optimize application performance.

● Maintain a balance between functional and aesthetic design, focusing on responsive UI.

● Stay updated with the latest in React and front-end technology trends.

4.Your Subject Matter Expertise:

● Proven experience in building and leading complex React projects end-to-end.

● Strong understanding of modern front-end architectures, performance best practices, and design systems.

● Vision for continuing in a hands-on front-end technical leadership role for the next 5+ years.

● Experience working in Agile environments and using tools like Jira, Trello, or Linear.

● Strong Git expertise and collaborative development workflows.

● Familiarity with front-end testing, automation, and deployment processes.

● Exposure to CI/CD pipelines for front-end deployment.

● Experience with e-commerce platforms like Shopify, BigCommerce, or headless CMS (Contentful, Sanity).

● Familiarity with design tools like Figma, Sketch, Zeplin.

● Knowledge of Web Vitals, Lighthouse, and other front-end performance tools.

5.What Sets You Apart Beyond Your Subject Matter Skills:

● Clear communicator — shares ideas effectively with tech and non-tech teams

● Detail-focused — writes clean, reliable, and maintainable code

● Team player — collaborates well and supports peers

● Time-efficient — meets deadlines and manages priorities smoothly

● Proactive learner — keeps up with evolving backend practices

● Problem-solver — approaches challenges with a solution mindset

● Open to feedback — adapts and improves through constructive input

Meet Your Team

At Marmeto, you won’t just push code — you’ll push boundaries, shaping products and services used by thousands. You’ll be trusted with real ownership, surrounded by people who challenge you and cheer for you. If you crave impact, growth, and a place where your work truly matters — welcome home.

Life at Marmeto “Where collaboration fuels success , every voice is valued , and your journey thrives”.

Discover More About Us On Our Website: https://marmeto.com.

You should apply if you have —

1. 3 - 5 years of technical experience (you can count internships & freelance work towards this).
2. Proficiency in React (especially Hooks) and Typescript; experience in Node.js is nice to have.
3. Experience in profiling apps for performance.
4. A track record of writing accessible and detailed version-control commits, documentation and code reviews.
5. A strong ability to write clean, scalable, self-documenting & highly-testable code.
6. Very good problem-solving skills.

You'll be helping us with some of these challenges —

1. How do we keep building more features while keeping the code clean, as small as possible and highly performant?
2. How do we build a strong testing-first delivery cycle so we can ship code with greater confidence?

We're problem-solvers at heart, and we value data-driven decision-making. We believe in high-quality execution, crafting great user experiences, honest & transparent communication and enabling our people to thrive and be the best version of themselves.

The early engineering + product team includes folks from https://home.lynk.co.in/" target="_blank">Lynk,Zoho and https://www.kilobytetech.com/" target="_blank">Kilobyte, and we're hoping to build one of the best teams in the city; kind & compassionate, diverse and smart — one you can be proud for being a part of.

We're all generalists and prefer picking the right tool for the job. That said, we do use a lot of new & exciting technology.

Backend

• Golang for most services and Node.js (https://koajs.com/" target="_blank">Koa, https://github.com/lukeed/polka#polka" target="_blank">Polka) for a few
• gRPC for inter-service communication
• PostgreSQL

Frontend

• 100% TypeScript
• React v17 & https://nextjs.org/" target="_blank">Next.js v10
• https://github.com/pmndrs/zustand#readme" target="_blank">Zustand
• https://chakra-ui.com/" target="_blank">Chakra-UI
• https://www.framer.com/motion/" target="_blank">Framer Motion
• https://storybook.js.org/" target="_blank">Storybook
• https://maizzle.com/" target="_blank">Maizzle

Infra

• AWS (with extensive use of RDS, S3, ECS, SQS, SES & CloudWatch)
• Gitlab for version-control and CI/CD
• All apps built and shipped as Docker images
• Kubernetes for container orchestration
• https://www.honeybadger.io/" target="_blank">Honeybadger for error analytics & uptime monitoring

• Should have experience in  developing and working on consumer facing web/app
• Proficient understanding of JavaScript libraries and frameworks ReactJS
• Proficient understanding of server side rendering through Next.js
• Proven skillsets in responsive Web UI development for enterprise application using technologies such as HTML5, CSS, JavaScript, JQuery, Bootstrap, React JS Good understanding of Data Structures, Algorithms and Operating Systems
• Should have experience on HTML5/CSS3, Javascript ,Redux, APIs Integration
• 3-4 years of experience in building client side cross platforms javascript apps in Web & mobile.
• Good experience of developing and integrating APIs
• Develop high-quality software design and architecture
• Review and debug code
• Find and address performance issues
• Proficient understanding of Git

• Develop and manage apps on React Native platform
• Analyse, code, debug, test, document & deploy applications
• Provide technical leadership and upgrade architecture design and solution to accommodate future expansion
• Ensure quality control processes are successfully employed.
• Experience in React-Native based app development is a must
• Experience in Mobile app development (Cross platform apps)
• Must have published at least 1 major React-Native app
• Knowledge of service workers implementation for Progressive Web Application (PWA)
• Demonstrated ability with HTML5, CSS3, Bootstrap, jQuery, and other JS frameworks React JS
• Development experience of UI (layouts, animations, etc.)
• Good understanding of Design and Architecture Patterns
• Understanding of iOS and Android Code signing process and deployment model
• Understanding of Unit Testing, Debugging Methodology used in React Native Apps
• Understanding on integration of native modules with React Native code
• Experience with caching and scaling techniques

The Role

We are looking for full-stack developers with experience in building user interface components for serverless applications using React. 

The role involves working with the product management team, understand the business requirements, and take full responsibility of design, development, test and release of the applications. 

Requirements:

• Passion for building and delivering great software with a strong sense of ownership. 
• 2+ years of experience in building web applications using React with strong CSS skills.
• Independently develop new user-facing features from designs and wireframes
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Experience with popular React.js workflows (such as Flux or Redux)
• Building reusable components and front-end libraries for future use

Good to have:

• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Knowledge of AWS platform and scalable application architecture
• Experience with Build and Release, Agile processes and Estimation/Planning
• Knowledge of CSS pre-processors like SCSS and LESS