Reactjs Developer

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.

About One Impression

One Impression is one of the world’s largest influencer marketing platforms, working with 300+ global brands like Unilever, Nestle, and Amazon to connect with a diverse creator network. Our platform empowers brands and creators to collaborate seamlessly and scale their reach. To capture a significant share of global media ad spend, One Impression is quickly becoming the industry’s go-to influencer marketing platform.

About the Role

We are looking for a Frontend Engineer (SDE II) who is experienced in both React.js for Web and React Native for Mobile Apps. You will be responsible for architecting, implementing, and optimizing web and mobile applications while collaborating closely with Product, Design, and Backend teams.

This role is perfect for someone who enjoys working across platforms, building scalable systems, and enhancing the developer experience.

Key Responsibilities

• Architect and develop frontend solutions for both Web (React.js) and Mobile Apps (React Native).
• Build and optimize config-driven systems, reusable components, and common libraries.
• Work closely with Product Managers, Designers, and Backend Engineers to create seamless user experiences across platforms.
• Own and drive React Native-based mobile applications, ensuring modular, scalable, and performant code.
• Optimize web and mobile performance for speed, responsiveness, and efficiency.
• Set up and manage CI/CD pipelines for both web (Docker, Vercel) and mobile apps (Fastlane, App Store/Play Store).
• Implement and maintain state management using Redux, Redux Saga, Recoil, or MobX.
• Work with mobile-specific integrations, such as Firebase Push Notifications, Deep Linking, and Native Modules.
• Ensure cross-platform consistency by handling browser compatibility (web) and device compatibility (mobile).
• Write clean, maintainable, and reusable code, following best practices and design patterns.
• Debug and fix issues rapidly, ensuring a seamless Web & Mobile experience.
• Stay up-to-date with the latest trends and contribute to open-source projects, tech talks, and internal knowledge sharing.

Requirements

• 3-5 years of experience in frontend development, working with both React.js (Web) and React Native (Mobile).
• Strong expertise in JavaScript (ES6+), React.js, and React Native.
• Experience with bundlers like Webpack, Rollup, and Metro for React Native.
• Deep understanding of mobile CI/CD (Fastlane, App Store, Play Store) and web CI/CD (Docker, Vercel, Jenkins, GitHub Actions).
• Strong grasp of Web & Mobile performance optimization techniques.
• Experience with Redux, Redux Saga, MobX, or Recoil for state management.
• Good understanding of mobile UI/UX principles, animations (Reanimated, Gesture Handler), and responsive design.
• Basic familiarity with native iOS/Android development (Swift/Kotlin is a plus).
• Experience with Unit Testing (Jest, React Native Testing Library, Detox, Cypress, Appium, or Espresso).
• Strong debugging skills using Chrome DevTools (Web) and Flipper, Xcode, Android Studio (Mobile).
• Ability to work independently, take ownership of projects, and mentor junior engineers.
• Open to feedback and collaborative in working towards the best user experience.

Why Join One Impression?

- Be a part of one of the largest influencer marketing platforms globally, working with top brands and influencers.

- Opportunity to lead and shape a fast-growing marketplace product.

- Competitive salary and benefits package.

- A collaborative and innovative work culture in a rapidly scaling company.

About Optiblack LLC

Optiblack LLC is a company that specializes in providing tech and analytics services. We offer a range of solutions to help businesses meet their goals, including:

• Data Analytics: we can help you extract insights from your data to make informed decisions.
• Web Development: we can design and build custom websites for your business.
• Mobile App Development: we can create mobile apps for both iOS and Android platforms.
• AI and Machine Learning: we can leverage these technologies to automate tasks and improve efficiency.

Optiblack LLC has a team of experienced professionals who can help you with your project. They have a track record of success in delivering high-quality solutions to our clients.

About the Role

We are looking for a passionate and talented intern developer to join our growing team at Optiblack LLC. This is a fantastic opportunity to gain hands-on experience building and maintaining our React Native mobile application. You will work alongside experienced developers and contribute to a product used by millions of users.

Responsibilities:

• Develop new features and functionalities for our React Native mobile application.
• Collaborate with designers and backend developers to ensure a seamless user experience.
• Write clean, maintainable, and well-documented code.
• Fix bugs and identify areas for improvement in the existing codebase.
• Stay up-to-date with the latest trends and technologies in React Native development.
• Participate in code reviews and provide constructive feedback.

Qualifications:

• Strong understanding of React Native development concepts.
• Experience with JavaScript (ES6+) and related frameworks.
• Familiarity with React development principles is a plus.
• Experience with Git version control system.
• Excellent problem-solving and debugging skills.
• Ability to work independently and as part of a team.
• Strong communication and interpersonal skills.
• A passion for learning and staying updated with the latest technologies.

Bonus Points:

• Experience with building cross-platform mobile applications.
• Experience with UI/UX design principles.
• Experience with unit testing frameworks like Jest or Mocha.
• Experience working on Social Media Apps or having an interest in working on them.

** Internship Duration:** 3 Months

Location: Remote

To Apply:

Please submit your resume and a cover letter explaining your interest in the position and why you think you would be a good fit for our team

Key responsibilities: We are seeking a highly motivated and experienced Frontend Developer with a strong focus on React JS. In this role, you will be responsible for developing and implementing user-friendly, high-performance web applications. You will be working closely with our team of designers, developers, and project managers to ensure the successful delivery of high-quality digital products.

Responsibilities:

Develop new user-facing features using React JS

Build reusable components and libraries for future use

Collaborate with design and development teams to ensure the technical feasibility of UI/UX designs

Optimize applications for maximum speed and scalability

Write clean, maintainable, and efficient code

Stay up-to-date with emerging trends and technologies in frontend development

Participate in code reviews and contribute to the improvement of development processes

Communicate effectively with team members to ensure the timely completion of projects

Troubleshoot and debug issues that arise in production environments

Bachelor's degree in Computer Science or a related field

At least 3 years of experience in frontend development, with a strong focus on React JS

Proficient in HTML, CSS, and JavaScript

Familiarity with Git and Agile development methodologies

Experience with RESTful APIs and integration with backend systems

Strong problem-solving skills and attention to detail

Excellent written and verbal communication skills

Ability to work independently and as part of a team

Portfolio of previous work demonstrating proficiency in React JS

This is a full-time position with competitive salary and benefits. If you have a passion for frontend development and are highly skilled in React JS, we encourage you to apply for this exciting opportunity to join our team.

As Senior Front-End Developer at Meetmo, you'll be responsible for designing(converting from Figma to React UI; matching the UI design same as given in Figma by our customers), and maintaining web applications. You'll work with the development team, as well as UX/UI designers. You'll work closely with our back-end and full-stack developers to deliver consistent and reliable web experience. You'll work with our designers to improve usability for our customers and to ensure high-quality graphic standards and brand consistency. Ultimately, your work will have a direct impact on the user experience of our customers. We, at Meetmo, believe in an agile work structure and we're particularly looking for such candidates who are willing to explore rather than stick to his/her comfort zones, which will ultimately benefit employees to increase their technical knowledge in more than one field thus excelling in their career.

The technical skills we're looking for are as follows:

i. React JS

ii. SASS

iii. Tailwind CSS

iv. Redux

v. Redux-Saga

vi. Next JS

vii. Three JS

viii. Figma to React UI conversion

Note: Candidate should have an experience of a minimum of 3 years in Front-end development.

Location: Bangalore, Karnataka

Skills

• Have published at least one original React JS Application.
• Experience with third-party libraries and APIs
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.

Roles 

Should be able to single-handedly build performant mobile apps on the React JS platform. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities 

• Build pixel-perfect, buttery smooth UIs across web platforms.
• Leverage APIs for deep integrations with web platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Writing application interface codes using JavaScript following react.js workflows.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.

• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end
• Use markup languages like HTML to create user-friendly web pages
• Design mobile-based features
• Collaborate with back-end developers and web designers to improve usability
• Maintain and improve website
• Develop new user-facing features
• Build reusable code and libraries for future use
• Optimize applications for maximum speed
• Get feedback from, and build solutions for, users and customers
• Write functional requirement documents and guides
• Create quality mockups and prototypes

• Proven work experience of 2+ years as a Front-end developer
• 1+ years experience of working in ReactJS
• Hands on experience with markup languages, including HTML5, CSS3
• Experience with JavaScript, CSS and jQuery
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Familiarity with browser testing and debugging
• In-depth understanding of the entire web development process (design, development and deployment)
• Understanding of layout aesthetics
• Knowledge of SEO principles
• Familiarity with software like Adobe Suite, Photoshop and content management systems
•