
passion for all things JavaScript, having built complex single-page applications on React/Redux for at least 2 years.
Profound understanding of HTML, CSS, and browser capabilities to build beautiful, fast and snappy applications.
Comfortable with jest for writing unit and integration tests/puppeteer for e2e tests.
Curiosity to remain updated with the newest technologies and frameworks. Intuition for usability and UI design, with an ability to balance polish with the constraints of timing and scope.
Comfort with any of WebRTC/Backend Stack/React Native is a strong plus.
Most importantly, love coding and debugging gnarly problems!

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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.
We’re Hiring – Frontend Developer (3.js)
Location: Chennai
Experience: 0–1 Years
At Hexr Factory, we are always exploring the possibilities to bridge the physical and digital worlds. We design and build Metaverse and Digital Twin technologies for the future of industry and entertainment.
We are looking for a Frontend Developer (3.js) to join our team in Chennai. The role involves designing, building, and configuring applications to meet business and application requirements using React Three Fiber, JavaScript, HTML5, CSS, TypeScript, and ES6.
The ideal candidate will have experience working with Three.js, WebGL, and Canvas/CSS animations, along with knowledge of browser-based 3D rendering and 3D graphics. You should be comfortable collaborating with the design team to implement a clean, elegant user experience and be capable of building scalable, high-performance web applications.
Qualifications:
Bachelor’s or Master’s degree in Mathematics, Commerce, Computer Science, Electronics, Electrical, or Mechanical Engineering with a consistent high academic track record.
0–1 years of relevant experience.
Skills Required:
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
Experience using TypeScript to develop UI components with React and Angular.
Knowledge of 3D technologies such as WebGL and Three.js.
Basic understanding of 3D mathematics.
Familiarity with REST/JSON and Git.
Passion for new technology and innovation.
Ability to write clean, maintainable code.
Excellent verbal and written communication skills.
If you are passionate about technology, eager to learn, and excited about working on 3D applications and digital innovation, we’d love to hear from you.
Are you interested in creating products with outstanding user interfaces, meticulously coding to deliver the most user-friendly and efficient experience?
We at Lynkzo are creating a modern omnichannel communication platform for companies to meet the changing requirements in the market.
We are looking for someone who:
- has adequate(3+ years) experience with frontend libraries like React, Vue, Angular or Svelte, etc.
- has experience in developing scalable user-friendly experience. This may include testing the application extensively, error reporting, etc.
- can convert real-world business challenges into effective technical solutions.
- has experience working with an agile/scrum team.
- can work independently with limited supervision.
*Prior experience working in start-ups will be good to have.
*Experience in electron will be good to have.
*Experience in nodejs will be good to have.
Benefits
Our hybrid work model supports a healthy work-life balance. You'll have the opportunity to work in a collaborative, innovative, and process-driven environment that encourages exploration and learning.
We are looking for candidates who can join as soon as possible.
Skills: In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
Knowledge of REACT tools including React.js, Redux, Mongo DB,Node.JS
Experience with browser-based debugging and performance testing software.
Work From office only
React + Next.js + Microfrontend, strong communication skills, and the ability to work independently.
Skillset required: Javascript, React.js, Good CSS and Designing, React Native, Unit testing, Next.js, Microfrontend, HTML, Redux
Additional Technical requirements: SSR, (GitHub Actions, GitHub/bitbucket/Git, GitLab CI/CD); JavaScript, TypeScript, Linting), Competitive Coding Experience (good to have)
Freelance Job HTML/CSS HTML5 React JavaScript Redux Next.Js
Tentative start date of the project: 2/1/2023 for about 2 months or more
Full allocation - 8 hrs a day * 20 days per month
Timezone: IST overlap with US timezone 8-11 PM IST
- Minimum 4 yrs of experience in React JS.
- Experience building single page frontend applications and reusable components
- Solid experience with the core React ecosystem like React Router, Redux etc.
- Master of HTML, CSS, and other display-centric web technologies.
- Comfortable using git, docker.
- Proficient in Javascript (ES6 / ES7) programming with at least 4/5 years of
- experience.
- Good knowledge in writing frontend test cases.
- Good understanding of asynchronous request handling, partial page updates and Promises.
- Strong Problem Solving skills.
- Strong skills in Javascript and ability to write well documented, clean JavaScript Code.
- Very good understanding of ES6/ES7, JSX and Component Lifecycle.
- Deep practical knowledge of native Javascript, ES6, understanding the internals of frameworks like ReactJS, Angular or any other view libraries.
- Knowledge of modern authorisation techniques, such as JWT Tokens.
- Good understanding of common front-end development tools such as Babel, Webpack, NPM, Yarn etc.
- Has strong communication skills and self-accountability.
TECHNICAL SKILLSET
- You have strong experience with semantic HTML5, CSS3, and a CSS preprocessor of your choice SASS or LESS, understanding of writing modular CSS (Must)
- You have strong knowledge of Object Oriented JavaScript (Must)
- You have strong experience with Angular or any other frameworks like Ember, Backbone or React (Must)
- You have working experience with large scale front-end architectures
- You have good knowledge in using restful web services
- You have a strong focus on performance
- You have knowledge of CSS animations
- You have experience with automation tools like Web-pack, Grunt or Gulp
- You have knowledge of unit testing tools like Jasmine, Karma etc.
Job Role
- As a Frontend Developer you will be responsible for extending and optimizing product user interfaces. You will work in a team of developers and designers to build cutting edge, graphical appealing user interfaces that provide a great user experience
- Develop web applications using various JavaScript frameworks
- Have attention to detail and identify potential performance weak spots
- Find and share frontend best-practices with team members and other developers
- You will be actively involved during the entire technology development lifecycle.
- Responsibilities will include all aspects from design, coding, testing, customer feedback cycle changes and support.
- Work with a team of amazing developers and designers involved in the design and development of global platforms, participate in Agile sprints
- Invent and prototype new features, build, test and ship them to customers as SaaS, cloud based or hosted product platforms
- You will be working on one of the fastest growing e-Commerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant and offline to Online, mobile commerce, analytics, automation, DevOps and a lot more for the global markets positioned for Asia.
- Participate in a fun, open learning environment with great benefits and smart talented folks that represent among the best globally.
Qualification
- A Bachelor’s degree in Computer Science or equivalent.
Quinbay is an upstart digital platforms and products company with a core focus on disrupting traditional markets and business models with the strength of our innovation driven digital value. We harness the power of our open innovation culture, our unique talent selection approach, the skills and expertise of our people across various industries, domains and technologies and a unique blend of analytics driven strategies for creating future digital platforms.
OPPORTUNITIES : Pursue opportunities in and learning/growth interests in Mobile, product development, product management, Analytics, Machine learning, UI/UX design, DevOps, Automation, Drones, bots and Java / open source development frameworks and methodologies – on a variety of domains like eCommerce, Logistics and fulfilment, Mcommerce and a whole lot others.
Opportunities to be part of fastest growing eCommerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant, mobile commerce, analytics, automation and a lot more for the global markets positioned for Asia.









