Reactjs Developer

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.

• Designing, building, prototyping, developing and implementing single-page responsive web applications for our cloud platform.
• Involved in decision making for design and technical aspects for modular and component-based architectures.
• Developing application code, services, user interfaces, user experience and unit tests.
• Ensuring high performance and responsive applications with state-of-the-art user experience.
• Experimenting with new technologies and working with integrated web-applications.
• Collaborating and iterating with the Product Managers, UI/UX and Backend teams to define, design, build, extend products and features.

• You have previously worked for a minimum of 3 years in a technical environment contributing as a programmer.
• You have proven expertise in the JavaScript ecosystem and used frameworks like ReactJS, Vue. Preference would be given to reactjs.
• You have exposure to Golang, TypeScript, HTML5, CSS3, JavaScript, jQuery, MySQL and Firebase.
• You must have strong debugging and problem-solving skills.

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:

• Strong experience in developing applications using Javascript and Jquery.
• Minimum 2 years of experience in React.JS is a must.
• Experience in any other Javascript libraries is an added advantage.
• Create different types of Charts and Graphics with the help of HTML5 Canvas, SVG etc.
• Should possess understanding of UI design and its behavior across devices (desktops to smart phones).
• Good to have worked with APIs exposed by social media sites like Facebook, Twitter, Instagram etc.
• Experience in working with data structures such as XML and JSON.
• Added knowledge of mobile development frameworks like jQuery Mobile is an added advantage.
• Good communication and problem-solving skills.
• Should be a self-starter and should have the ability to work under pressure.
• Should be passionate about sports.

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

UI Architect / Developer

1.       A must have skills is Angular. NodeJs preferred but can be replaced with anything on server side scripting.  

a.       70% work for this role in angular based. At architect role without server side scripting understanding doesn’t a right fit. 

b.       Someone who can take sound decision for overall interaction with backend.  

c.        There are components written in node (Control Manager and aith server) which we have intentions to align with UI architect.  

d.       Given Node is technology primary in java script (same as angular), generally we are seeing people who have earlier exposure or are confident to pick it with little learning. But we would not penalize anyone who is week in node, but champ in angular for this role. 

2.       Design , develop and maintain client facing web applications. 

3.       Cooperating with backend developers in the process of building REST APIs. 

4.       Should demonstrate deep understanding of the following: 

·         Design - HTML/CSS  

·         Frontend languages - Experience with Javascript  and related frameworks - Angular(7/8/9), Angular Material, Bootstrap(or similar CSS frameworks), Node JS (preferred but not mandatory). 

·         Test frameworks - Mocha, Chai, Jasmine, Karma 

To be shared by you - 

1.     Can you lead frontend-backend integration? 

2.     Can you use linux machines? 

3.     Are you aware of websockets? 

4.     Has you workedon binary data communication over websockets? 

5.     Do you understand different types of communication protocols available between frontend-backend and it's working? 

6.       Do you have experience on electron framework? 

7.       Highest team size managed by you.