React.js Developer

Job Title: Lead Frontend Developer – React.JS

Experience Required: 10–14 Years

Location: Bengaluru (Hybrid – 3 Days WFO)

Work Hours: 11 AM – 8 PM

About the Role

We are seeking an experienced Lead Web App Developer – Frontend with a proven track record in building dynamic, user-friendly web applications. The ideal candidate will have expertise in React.js, HTML, and CSS, coupled with strong debugging and problem-solving skills. If you have a passion for crafting seamless user experiences and a collaborative mindset, we’d love to hear from you!

Key Responsibilities

• Frontend Development: Develop and maintain cloud-based web applications using React.js, HTML, and CSS.
• User-Centric Design: Collaborate closely with UX designers to transform prototypes into high-quality, responsive user interfaces.
• Code Excellence: Write clean, reusable, and efficient code using modern JavaScript/TypeScript frameworks.
• Collaboration: Work effectively in a team setting to deliver robust web applications, adhering to project deadlines and quality benchmarks.
• Version Control: Manage and track changes using Git for efficient collaboration.
• Debugging: Identify and resolve issues in a timely manner, ensuring seamless performance and user satisfaction.

What We’re Looking For

• Experience: 10+ years in web development, with a strong focus on frontend technologies.
• Technical Skills:
• Expertise in React.js, HTML, CSS, JavaScript/TypeScript, and jQuery.
• Familiarity with frameworks and libraries like Node.js.
• Proficiency in version control systems like Git.
• Design Sense: An attuned sense for design, ensuring smooth collaboration with UX teams.
• Soft Skills: Strong problem-solving abilities, attention to detail, and excellent communication skills.
• Education: Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a related field.

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.

Job Overview

We are looking for a seasoned Senior Frontend Engineer (SDE III) with over five years of experience to lead, mentor, and grow a high-performing engineering team. The ideal candidate will have extensive hands-on experience in software development, deep technical expertise, and a proven track record of successfully leading large-scale engineering teams and projects. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence.

As a Frontend Lead, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization’s goals and play a critical role in shaping the technology roadmap and engineering culture.

Key Responsibilities:

• Leadership and Team Development: Lead and inspire a team of engineers, fostering a culture of innovation, accountability, and continuous improvement. Manage the hiring, training, and career development of engineering staff.
• Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Define technology roadmaps and ensure alignment with organizational goals.
• Technical Excellence: Guide the team in designing and implementing scalable, robust software systems. Drive the adoption of best practices in architecture, coding standards, and software testing to ensure high-quality product delivery.
• Project and Program Management: Oversee the successful delivery of engineering projects, ensuring deadlines, quality standards, and budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
• Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
• Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.
• Stakeholder Communication: Act as the technical point of contact for stakeholders, providing regular updates on project progress, resource allocation, and performance metrics. Communicate complex technical concepts to non-technical stakeholders.

Required Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field
• 5+ years of experience in software engineering.
• Proven track record of successfully delivering large-scale, high-impact software projects.
• Strong understanding of software architecture, design patterns, and scalable system design.
• Expertise in multiple programming languages and modern development frameworks. For this we require expertise in JS/React, and React Native.
• Experience working with REST APIsMust have a knack for developing good looking frontend apps.
• Experience with cloud infrastructure (AWS), microservices, and distributed systems.
• Experience in delivering full-stack B2B/SaaS applications including mobile applications, web frontend, and a scalable backend.
• Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
• Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.

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.

Job Description

As a React Native Developer at Marmeto, you will play a critical role in building high-performance, cross-platform mobile applications for iOS and Android. You will collaborate with UX/UI designers, backend engineers, and product stakeholders to deliver intuitive and scalable mobile experiences. This role demands a developer with a deep understanding of mobile architecture, native modules, and modern development best practices.

Skills:

• Minimum 4 years of hands-on experience with React Native for Android and iOS development.
• Strong proficiency in JavaScript, TypeScript, and ES6+ features.
• Solid understanding of React Native architecture, including Hooks, Redux/MobX, and Context API.
• Experience with native module integration (Android/iOS) and third-party libraries.
• Proficient in using React Navigation, AsyncStorage, and mobile design patterns.
• Familiarity with debugging tools like Flipper, Chrome DevTools, and React Native Debugger.
• Experience in publishing apps to the App Store and Google Play.
• Good understanding of mobile performance optimization and memory management.
• Proficiency with version control systems like Git.

Roles & Responsibilities:

• Design, develop, and maintain cross-platform mobile applications using React Native.
• Collaborate with UI/UX designers to implement pixel-perfect interfaces and interactions.
• Work closely with backend teams to integrate APIs (REST/GraphQL) seamlessly.
• Write clean, modular, and scalable code following best practices and design patterns.
• Troubleshoot, debug, and optimize mobile apps for maximum performance.
• Stay updated on emerging trends in mobile development and bring innovation into the team.

Requirements

Mandatory

• Should have built solutions/applications end-to-end, not just contributed as part of a larger team.
• Should envision continuing in a deep mobile development role 5+ years down the line.
• Strong command over JavaScript, TypeScript, and React Native internals.
• Experience working with Redux, React Hooks, and lifecycle methods in mobile contexts.
• Deep understanding of platform-specific limitations, capabilities, and mobile UI/UX standards.

Essential

• Proficiency with Git and collaborative workflows (e.g., branching, PRs).
• Familiarity with CI/CD for mobile.
• Understanding of offline storage, background sync, and performance monitoring.

Good to Have

• Knowledge of native development (Swift/Kotlin) to bridge native modules when needed.
• Exposure to tools like Figma, Sketch, or Zeplin for design collaboration.
• Experience with e-commerce platforms like Shopify, BigCommerce, or similar.

What you’ll be doing

• Lead the development of our platform’s front end.
• Work with the product and design teams along with the founders to build new product features from start to finish: through conception, research, implementation, and maintenance.
• Work closely with founders and internal/external stakeholders to build products, tools, and services from scratch and deliver high-quality software solutions.
• You'll leverage your frontend knowledge to help improve performance and reliability, and polish existing features.
• Share your technical expertise to help the team make thoughtful and scalable design decisions and identify performance bottlenecks to troubleshoot quickly.
• Manage product development priorities, deadlines, and deliverables.
• Ensure high-performant and responsive web applications and websites.

Skills & Qualities we’re looking for

• Bachelor’s/Master’s degree in Computer Science (or equivalent experience).
• 2-4 years of experience as a frontend developer (rare exceptions for highly skilled developers) at a fast-paced, preferably early / growth stage start-up.
• You're familiar with HTML, CSS, Javascript, and a React-like UI framework.
• Knowledge of codebases and version control systems (Git).
• You have experience debugging performance issues with UI in modern browsers across multiple platforms.
• Well-versed with SQL database design & RDBMS concepts.
• Strong arithmetic reasoning, logical and analytical thinking skills.
• Strong knowledge of code quality maintenance and performance analysis.

Senior developers only

Min 5 years of real experience 

Front End/Web react.js

Remote work

(We prefer individual developers over agencies or IT providers)

We are looking for a great JavaScript developer with 4+ years of experience who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality products are very important.

Responsibilities

● Developing new user-facing features using React.js

● Building reusable components and front-end libraries for future use

● Translating designs and wireframes into high-quality code

● Optimizing components for maximum performance across a vast array of web-capable devices and browsers

Skills

● Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model

● Thorough understanding of React.js and its core principles

● Experience with popular React.js workflows (such as Flux, Redux, or Redux Saga)

● Familiarity with newer specifications of EcmaScript ● Knowledge of Node.js is considered a big plus

● Knowledge of D3.js is considered a plus

● You are always mindful of quality attributes like maintainability, performance, security, scalability, usability, and testability. As a result, you have successfully contributed to the architecture and UI/UX proposals and decisions.

● Strong experience creating pixel perfect and responsive designs

● Strong CSS skills (SCSS / Styled-components)

● Experience with data structure libraries (e.g., Immutable.js)

● Knowledge of Reactjs functional components and react hooks.

● Familiarity with RESTful APIs

● Knowledge of modern authorization mechanisms, such as JSON Web Token

● Familiarity with modern front-end build pipelines and tools

● Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

● Ability to understand business requirements and translate them into technical requirements

● A knack for benchmarking and optimization

● Familiarity with code versioning tools (such as Git)

we are looking for a Sr. Software UI Engineer to join us! You will design, develop, troubleshoot and debug software programs for software enhancements and new products. Develops software including operating systems, compilers, routers, networks, utilities, databases and Internet-related tools. Determines hardware compatibility and/or influences hardware design. If you have a track record in and a passion for software engineering, want to be part of a business that is growing—with great opportunities, and are ready for your next role, then please apply today.