React.js Developer

Senior React Developer – Trading & Fintech (Broker-Focused Solutions)

About Us:

At Tradelab Technologies Pvt Ltd, we don’t just build web applications, we create high-performance trading platforms tailored for brokers and financial institutions. Our platforms power real-time market analysis, ultra-low-latency trade execution, and seamless broker-client interactions.

What We Expect:

• 2+ years of front-end development experience, with 2+ years specializing in React.js.
• Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
• Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
• Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
• Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.
• In-depth knowledge of performance optimization, server-side rendering, and rendering strategies for trading dashboards.
• Security-conscious mindset—you know how to build secure, compliant fintech applications that handle sensitive brokerage and trading data.
• A problem-solving mentality that thrives under pressure—brokers depend on our platforms for seamless trade execution, and we deliver nothing less than perfection.

What You Will Do:

• Lead the front-end development of trading applications designed specifically for brokers and financial institutions.
• Architect and optimize blazing-fast, low-latency web applications that ensure brokers can execute trades with unmatched speed and accuracy.
• Design and implement high-performance data visualization components—live stock charts, trade analytics, real-time market depth, and complex order books.
• Work closely with brokers, backend engineers, and UX designers to craft seamless, intuitive, and highly secure trading solutions.
• Solve hard problems at scale—whether it’s optimizing execution speeds, handling high-frequency WebSocket updates, or ensuring zero downtime during peak trading hours.
• Innovate and experiment with cutting-edge front-end technologies to push the boundaries of brokerage solutions.
• Own your work end-to-end—from concept to deployment, ensuring traders and brokers get a flawless user experience.

Must-Have Skills:

• Proven expertise in Front-end development with React.Js
• Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
• Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
• Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
• Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.

Nice-to-Have Skills:

• Experience working on brokerage trading platforms, order management systems (OMS), or risk management tools.
• Contributions to open-source React trading libraries or a portfolio of real-time financial applications.
• Knowledge of regulatory compliance, order execution policies, and broker risk management tools.
• A track record of leading front-end teams, mentoring developers, and driving architectural decisions.

Why Join Us?

• Work with elite engineers and brokerage professionals in the fast-moving world of trading technology.
• Build platforms that brokers, traders, and financial institutions depend on daily.
• A culture that values bold innovation, real-time execution, and pushing the limits of brokerage tech.
• Expect challenges, high expectations, and a relentless pursuit of performance and precision.
• Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the future of trading web applications for brokers.

If you’re obsessed with performance, thrive under market pressure, and are driven by results, we want you on our team. This is your chance to solve some of the toughest front-end challenges in brokerage and fintech. Step up. Apply now.

To be the right fit you will need:

• Min 6+ years of experience in ReactNative (including React-Redux)
• Should have some experience on Responsive UI development.
• Should have some experience on Typescript.
• Should have some experience of Bluetooth connections via mobile app
• Good to have experience of Firebase API’s
• Good to have frontend and backend experience
• Should have good verbal communication, as developers will directly interact with Client on calls and chat.
• Good to have Agile/Scrum based project experience.
• Good to have JIRA and BitBucket experience

Opportunity:

We are looking for a young and enthusiastic personality who loves UI design and be at the forefront of creating exceptional user interfaces for our laundry industry. We believe that user-centric design ultimately leads to the best products, so we listen closely to our users, both external and internal. As an engineer on our close-knit, cross-functional team, you'll be an active voice in shaping our product.

Responsibilities:

         User Interface Development:

●     Develop and maintain responsive and user-friendly web and mobile user interfaces using HTML, CSS, and JavaScript frameworks.

●     Ensure consistent and pixel-perfect implementation of UI designs across different browsers and devices.

         Optimization:

●     Optimize UI code and assets for performance, speed, and scalability.

●     Implement responsive design principles for seamless user experiences on various screen sizes.

         Cross-Functional Collaboration:

●     Work closely with UI/UX designers to translate design concepts and wireframes into functional web interfaces.

●     Collaborate with product managers, back-end developers, and QA engineers to deliver high-quality products.

         Testing and Debugging:

●     Perform testing and debugging to identify and resolve front-end issues and ensure a smooth user experience.

●     Stay updated on industry best practices and emerging technologies.

Required Candidate Profile:

         Education: Bachelor's degree in Computer Science, Web Development, or a related field is preferred.

         Front-End Development Skills:

●     Proficiency in HTML5, CSS3, JavaScript, and front-end development frameworks (e.g., React, Angular, Vue.js).

●     Strong understanding of responsive web design principles.

         Experience: Previous experience in front-end development, with a portfolio demonstrating your skills and projects you've worked on.

         Cross-Browser Compatibility: Knowledge of cross-browser compatibility issues and solutions.

         Problem-Solving: Strong problem-solving skills and the ability to debug and troubleshoot front-end issues effectively.

         Communication: Excellent communication and teamwork skills, with the ability to collaborate with cross-functional teams.

         Adaptability: Ability to adapt to changing project requirements and deadlines.

As a UI Developer on our team, you'll have the opportunity to shape the user interfaces of our digital products, contribute to the development of innovative features, and enhance the overall user experience.

• You must know the in and out of JavaScript to design optimized and modular components that need to be used across our platform.
• You must be well versed in the React/Redux framework.
• Strong understanding of semantic HTML/HTML5, CSS/CSS3
• Experience in setting up the full UI workflow layer right from Development, Testing, Building, and Deployment.
• Good understanding of MVC architecture.

• Experience in frameworks like Bootstrap, Foundation, and CSS pre-processors like SASS and LESS.
• Exposure to page speed improvement techniques.
• Exposure of building responsive websites at scale.
• Prior work experience in Angular, Backbone, React

• Reach at 91 084 76999

Sportz Interactive (SI) works with its clients and partners to revolutionize the sports fan experience across consumption points by creating best-in-class, kickass products. SI was founded in 2002 as a B2B sports content business. Through the years, it gained immense reputation for its state-of-the-art hosted solutions, digital simulators, match centers and fantasy games. Sportz Interactive has a fantastic reputation in the online sports community, having worked with clients across the globe including the likes of The International Cricket Council, STAR Sports, Yahoo!, AOL, Eurosport, Castrol, Web 18, NDTV, Nimbus, Times of India, Rediff.com and Singtel amongst others. 

Sportz Interactive provides in-depth sports information and content and specializes in product development for the web, mobile and other interactive platforms. 
http://www.sportzinteractive.net/">www.sportzinteractive.net 

2+ years of experience on web technologies.

Primary Responsibilities:

• Coding and debugging pure JavaScript, polyglot and multi-lingual applications
• Working closely with Technical Lead/Project Manager to ensure development timelines are met
• Contribute with ideas to improve system design or streamline product delivery
• Working with challenging applications involving Real Time Data
• Working on different platforms including the usage of the Native SDKs provided on JavaScript

Required Skills:

Mandatory: Passionate about sports, Problem solving, Team player, Target & Result oriented.

Functional: HTML5, CSS3, JavaScript, Vue.js, Typescript, Stimulus JS, AJAX, Browser performance & optimization, Asynchronous requests handling and partial page updates, Browser Developer Tools, GIT and JIRA.

• Angular 6
• Java Script
• HTML
• Css
• UI