React JS 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.

Frontend developer with knowledge and experience in ReactJS, Jquery, Html, CSS.

Good Analytical thinking

Understand client requirements 

Good Know ledge of testing APIs for integration.

Experience in Redux and React

We are looking for a skilled and motivated React Developer with 5–8 years of hands-on experience to join our growing team in Chennai. The ideal candidate should have strong proficiency in front-end development using React.js, with a solid understanding of modern web technologies, best practices, and Agile methodologies. Experience with Ember.js is also required.

Key Responsibilities:

• Develop and maintain scalable web applications using React.js and Ember.js.
• Build reusable components and front-end libraries for future use.
• Translate UI/UX designs and wireframes into high-quality, responsive code.
• Optimize components for maximum performance across a wide range of devices and browsers.
• Collaborate closely with UI/UX designers, backend developers, and product managers.
• Participate in code reviews, testing, and debugging activities.
• Stay updated with the latest trends and best practices in front-end development.

Required Skills:

• Strong proficiency in JavaScript, HTML5, and CSS3.
• Hands-on experience with React.js, including Redux and React Hooks.
• Experience with Ember.js in production-grade applications.
• Familiarity with RESTful APIs and integrating frontend with backend services.
• Experience using front-end build tools and workflows (e.g., Webpack, Babel, NPM).
• Good understanding of version control systems like Git.
• Exposure to Agile development methodologies and practices.

Key Responsibilities:

• Develop and maintain the frontend components of the Camera AI and gym & trainer management software.
• Collaborate with UI/UX designers to translate design concepts into functional, responsive web applications.
• Ensure the applications are optimized for performance, scalability, and cross-browser compatibility.
• Implement user interfaces that provide a seamless experience, including real-time data visualization, interactive elements, and responsive design.
• Work closely with backend engineers to integrate APIs and ensure smooth communication between frontend and backend systems.
• Conduct thorough testing and debugging to ensure the stability and performance of the applications.
• Stay up-to-date with the latest trends and best practices in frontend development and apply them to enhance our products.

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 5+ years of experience in frontend development.
• Proficiency in HTML, CSS, JavaScript, and modern frontend frameworks such as React, Angular, or Vue.js.
• Experience with responsive design principles and front-end optimization techniques.
• Strong understanding of RESTful API integration.
• Familiarity with version control systems (e.g., Git).
• Ability to write clean, maintainable, and efficient code.
• Excellent problem-solving skills and attention to detail.
• Ability to work collaboratively in a fast-paced, dynamic environment.

Preferred Qualifications:

• Experience working with WebRTC or other real-time communication technologies.
• Familiarity with frontend testing frameworks and tools (e.g., Jest, Cypress).
• Knowledge of UI/UX best practices.
• Experience with Agile development methodologies.

We are looking for a React JS Developer responsible for developing and maintaining rich user interfaces for modern internet-based web applications. Your primary focus will be to implement a complete user interface for a web application, with a focus on performance. Your main duties will include creating modules and components and coupling them together into a functional application following the design patterns and best practices. You will work in a team with the back-end developers and communicate with the API using standard methods. A thorough understanding of all of the components of the platform and infrastructure is required.

Experience Required : 3 + Years

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

• Experience with popular React.js workflows (such as Flux or Redux)

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

• 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.

• A knack for benchmarking and optimization

• Familiarity with code versioning tools (such as Git )

• Solid expertise in using cloud platforms (AWS, Google Cloud, and others)

Required Education: B.E/B.tech/ MCA 

Required Experience: 8+ Years

Location: Ahmedabad / Pune / Bangalore/ Broda/ Rajkot

Roles and Responsibilities

• Architect and drive complex software frontend framework refactor projects that incrementally modernize areas of the application and establish new guidelines for future product features
• Work with UI/UX designers, developers, and database administrators to analyze workflows and current implementation, and make a roadmap to refactor the frontend SPA that can be delivered in an incremental manner
• Efficiently working with various profiling and monitoring tools to identify performance and concurrency bottlenecks, propose and implement optimizations to improve cloud product
• Review end-user usage patterns, customer logged performance defects, and enhance page load performance based on gaps identified
• Understand application architecture, application interactions with backend applications and with other downstream systems
• Troubleshoot issues experienced by users and propose solutions

Basic Qualifications

• 8+ years of experience in implementing and driving front-end engineering and refactor projects and solutions
• Advanced level experience with SPA, modern UI fundamentals, multi-tenant application, concurrency, multithreading, and distributed system architectures
• Expert-level knowledge of JavaScript programming language
• Comfortable with Windows, SQL Server, .NET Framework/Core, GIT, Nuget, React Framework, ORM Framework NHibernate in terms of both tools and application development
• Passionate about finding software performance bottlenecks and optimizing code to produce a better customer experience
• Experience with APM (Application Performance Monitoring), RUM (Real User Monitoring), and other Dev tools used for Performance monitoring and analysis

location-nerul

• Should have experience as a web designer..
  BscIT candidate required
  MUst have hands-on experience using angular and react 

Responsibilities:

• Build React Native apps from scratch that'll be used globally.
• Architect App infrastructure systems like caching, state manager, common validation framework, etc.
• Launch the apps in different app stores like Apple, Google, etc.
• Create custom reusable Component Library
• Create data visualizations like charts, tables, dashboards, etc.
• Write well tested, beautiful, performant and bug free code.
• Thrive in a collaborative team environment and work with challenging timelines.
• Establish and advocate front-end coding guidelines.
• Mentor team members and help resolve any critical blockers.

Requirements:

• A self-driven, hard-working Frontend engineer with an eye for detail.
• Bachelor's Degree or equivalent in Computer Science
• Minimum 4 years of overall experience with expertise in working in React Native, Redux and TypeScript
• Strong understanding and knowledge of Styling
• Experience in writing native code for Android and iOS
• Strong debugging skills for Android and iOS.
• Experience in launching apps in various App Stores.
• Experience with GraphQL is a plus.
• Familiarity with modern front-end build pipelines and tools

Spotnana is a stealth startup that is building the technology stack to solve the experience, trust, and transparency challenges that legacy players in a $1.8 trillion industry refuse to.  We were told it can’t be done - and now we’re doing it.

Based in the San Francisco Bay Area, our founding team consists of veterans from Google, Amazon, Twitter, Airbnb, Expedia, ThoughtSpot, FreshDesk, Goldman Sachs, Oyo, SAP, and Cohesity 

Join us to find out what Silicon Valley investors and early backers of Airbnb, Amazon, Facebook, LinkedIn, Brex, Palantir, Revolut, and Snowflake see in our mission.

Let's explore creating one of the best pieces of work ever made, together.