React.js Developer

About us

Flam is building AI Infrastructure for Brands in Immersive Advertising spanning across all channels viz. Digital, Broadcast TV, Retail, Communications, Print, OOH etc.

Vision: The Immersive & Interactive Layer for Every Screen & Surface

Flam aims to redefine how consumers interact with ads, content in every shape and form, retail aisles, live broadcasts and fan moments—turning content and interfaces into shoppable, shareable experiences that deliver measurable ROI. Flam has raised a $14 million Series A round led by global technology investor RTP Global with participation from Dovetail and select others bringing the total funding to $22 million.

Role overview

We are seeking a seasoned Frontend Engineer (SDE II / SDE III) to join our team and help build cutting-edge, immersive, and highly performant web applications. This role demands deep technical expertise in React, Next.js, Three.js, and WebGL/OpenGL, along with a strong foundation in frontend architecture and performance optimization.The ideal candidate is passionate about building high-quality interfaces, thrives on solving complex problems, and has prior experience leading frontend initiatives in a fast-paced environment.

Key Responsibilities

• Architect, develop, and maintain scalable and modular frontends using React and Next.js.
• Implement responsive, accessible UI components using Tailwind CSS.
• Design and develop interactive 3D experiences using Three.js, WebGL, and the Canvas API.
• Write custom shaders using GLSL and implement low-level WebGL rendering pipelines.
• Set standards for frontend architecture, including code structure, testing, and performance.
• Collaborate closely with product managers, designers, and backend teams to translate product requirements into technical solutions.
• Ensure applications meet high standards of performance, security, and cross-browser compatibility.
• Mentor junior frontend developers and participate in code reviews to maintain code quality and team growth.

Required Qualifications

• 3-6 years of professional frontend development experience.
• Expert-level proficiency with JavaScript (ES6+), React, and Next.js.
• Solid understanding of state management tools such as Context API or Zustand.
• Proficient with Tailwind CSS or similar utility-first CSS frameworks.
• Demonstrated experience in frontend architecture and leading large-scale projects.
• Advanced skills in Three.js, GLSL shaders, and WebGL/OpenGL.
• Familiarity with the Canvas API for 2D rendering.
• Strong grasp of frontend performance optimization techniques.
• Clear understanding of responsive design principles and web accessibility standards (WCAG).
• Hands-on experience with Git and modern CI/CD pipelines.

Nice-to-Have

• Experience with Next.js App Router and server components (Next.js 13+).
• Familiarity with animation libraries like Framer Motion or GSAP.
• Understanding of backend fundamentals (REST, GraphQL, authentication).
• Experience working on interactive applications in domains such as gaming, XR, or data visualization.

Position Overview:

We are looking for a React Native Developer with 1-2 years of experience in developing mobile applications. The ideal candidate should have a solid understanding of JavaScript, TypeScript, and React Native, along with a keen interest in building high-quality, scalable mobile applications.

Key Responsibilities:

• Develop and maintain cross-platform mobile applications using React Native.
• Work closely with designers, product managers, and backend developers to deliver seamless user experiences.
• Integrate third-party services such as Google Maps, Firebase, and payment gateways.
• Optimize applications for performance, responsiveness, and scalability.
• Work with RESTful APIs for backend integration.
• Debug and troubleshoot application issues to ensure a smooth user experience.
• Stay updated with the latest React Native features and industry trends.

Required Skills:

• 1-2 years of hands-on experience in React Native mobile app development.
• Proficiency in JavaScript, TypeScript, and React Hooks.
• Experience in mobile UI development, animations, and responsiveness.
• Familiarity with iOS (Xcode) and Android (Android Studio) environments.
• Experience integrating APIs, Firebase, push notifications, and authentication mechanisms.
• Knowledge of Git and Agile methodologies.
• Strong problem-solving skills and a collaborative mindset.

We are looking for a kickass JavaScript developer 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 have to 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 important.

Requirements

• Strong proficiency in HTML, CSS and 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 or Redux)
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Ability to understand business requirements and translate them into technical implementations
• A knack for benchmarking and optimization
• Familiarity with code versioning tools (Git)

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

As a Front-end developer, you will work with motivated individuals who are passionate-beyond-measure to offer the Ultimate Shopping experience to consumers. You will leverage the latest technologies (HTML5, Javascript, ajax) and application paradigms (web apps on the desktop) to create a beautiful client that runs seamlessly on windows, mac, chrome, firefox, IE, safari.

Responsibilities:

• Implement Visual Designs in standards compliant, clean markup (HTML5/CSS3/JS)
• Develop responsive designs and thoroughly test cross browser compatibility of all product interfaces
• Identify and research new UI technologies
• Suggest and implement improvements to existing product interfaces
• Assist in building wireframes/prototypes
• Make data driven decisions based on analytics to improve user engage
• Advise, collaborate with, and synthesize feedback from designers and the backend team.
• Ready to explore and perform tasks that are out of your own pool of expertise
• Fulfil several project requests simultaneously while meeting tight deadlines.
• Make pages optimized for both performance as well as SEO

Requirements:

• Expert in making scalable and modular Front End code
• In depth knowledge of HTML, CSS & JavaScript
• Good experience in making Progressive Web Apps
• Knowledge of cross browsers & devices development issues and inconsistencies
• Good knowledge and experience in ReactJS and Server Side Rendering
• Experience in setting up & running task runners like Gulp & Webpack
• Experience in CSS pre and post processors like SASS/Stylus & PostCSS (we use SASS combined with PostCSS) & BEM style coding
• Experience in creating transitions/animations at 60fps especially on mobiles

• At least 4+ years experience in Angular.js / React.Js
• 4+ years of strong programming experience in UI/Web development using HTML5, CSS, JavaScript, and Bootstrap.
• 2+ years of strong programming experience in Unit Test Code Coverage using Jasmine / Karma.
• Strong in OOAD, design concepts & software engineering fundamentals.
• Strong inclination towards delivering quality software.
• Should be a good team player. Should have experience working in Agile Scrum Teams.
• Excellent communication skills
• Strong experience in defining & implementing software quality improvement measures: CI/CD setup, Jasmine, Karma Unit Testing
• Experience in working with tools like TFS, GIT.
• Should have strong problem-solving skills.

• Experience in UX will be good to have.

• Experience working with HTML5, CSS3 in user interface design.
• Understanding of web technologies including one or more of the following:, Javascript (React, Angular, Node, D3, etc.)
• Expert knowledge on CSS preprocessors like Sass and LESS
•  Experience on  RESTful API.
• Strong typography, layout and visual design skills.

• Good exposure to databases, SQL queries
• Good analysis skills in order to troubleshoot and resolve the problems.
• Creative to suggest ways to simplify the UI workflows