React.js Developer

Technical Skills Required :

1. Hands-on development experience on ReactJS.
2. Must have experience in leading a team of developers.
3. Excellent front-end development skills: JavaScript ES6, HTML5, CSS3, Bootstrap/Flex.
4. Excellent understanding of web browsers, mobile browsers and responsiveness.
5. Experience in UI Build using Webpack/ Gulp.
6. Excellent communication skills.
7. Proficient understanding of code versioning tools, such as Git, Bitbucket, GitHub.
8. Proficient understanding of the performance of web and mobile applications.
9. Knowledge of the Django web framework or Python will be an added advantage.

Responsibilities :

1. Develop new user-facing features, web and mobile applications.
2. Use HTML, CSS, and JS to deliver the front-end of projects on time.
3. Work with UI & UX designers and project managers to ensure timely delivery of code.
4. Work with Backend developers and ensure smooth integration with CMS or APIs.
5. Build reusable code and libraries for future use.
6. Ensure the technical feasibility of UI/UX designs.
7. Optimize website for maximum speed and scalability.
8. As part of the core team, you will be working on cutting-edge technologies like Spark, Flume, online back testing, data visualization, and machine learning.
9. All Developers will be involved with the entire lifecycle of the product, right from product conceptualization, design, implementation and mobile app and web delivery.
10. Salary on par with the industry, with company equity.

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.

As a Senior Software Development Engineer, you will drive the responsibility of developing features for our existing products and bring new innovations to the table. You will work with the latest tools and frameworks, crafting seamless user experiences that drive productivity and innovation. The ideal candidate is an enthusiastic go-getter, problem solver, and works with “there is always a “solution' attitude, combined with empathy and strong communication.

What You Will Do in This Role

• Building and developing new software features for our JustCall product.
• Working through the design, implementation, integration, testing, and deployment phases of project delivery.
• Provide software design and programming expertise to support research projects.
• Collaborating with cross-functional teams - Experimenting and reiterating on software basis feedback from customers/product & business stakeholders.
• Designing and developing new fast and robust algorithms to ensure that the platform supports millions of communications exchanges every month.
• Working with our engineering team to deploy and maintain research models in the production.
• Collaborating with the product and design teams on crafting great user experiences.

What you need to be successful

• 3-7 years of experience in ReactJS (not native), JavaScript, HTML5, and CSS3.
• Experience in designing and building systems for maximum performance, reliability, and scalability
• Experience in working with object-oriented programming with least one object-oriented programming language and understanding of browser caching.
• Experience with seamless integration of front-end to backend functionality.
• Knowledge of high-level programming concepts like promises, and data-binding.
• Ability to design relational database schema at scale with Tailwind experience, including concepts like layout, specificity, cross-browser compatibility, and accessibility.
• Proficient understanding of code versioning tools, such as Git.
• Experience with test-driven/behavior-driven development using automated testing tools.

Benefits and Perks

• Enjoy a 5-day work week with the flexibility to work from home 2 days a week.
• Take advantage of flexible holidays, allowing you to plan your vacations according to your needs.
• Celebrate collective success with frequent recognition of our team's efforts.
• Collaborate with a truly global team, spanning six countries.

SaaS Labs is a diverse international team of passionate problem solvers. With innovation, experimentation, and customer obsession at the heart of their ethos, the company has been honored with 30+ innovation awards including the coveted Deloitte Technology Fast 50 and FT High Growth Companies (Asia Pacific). We are an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We would love to work with you. Apply now!

LogiNext is looking for a technically savvy and experienced Software Engineer to take up front-end development efforts. You will design and develop elegant interfaces that exceed client expectations in terms of value and benefit. You will collaborate on scalability issues involving visualizing massive amounts of data and information. You will identify, define and communicate best practices for front end.

You are passionate about building secure, high-performing and scalable front-end applications. Your design intuition inclines towards usability, elegance and simplicity. You are biased towards open-source tools and existing frameworks. You have demonstrated strong inter-personal and communication skills.

Responsibilities

Translate wireframes into functional requirements, write well-abstracted, reusable, high-performance code for UI components Work closely with design, product management and development teams to create elegant, usable, responsive and interactive interfaces Contribute to continual improvement by suggesting improvements to user interface, software architecture or new technologies Optimize web applications to maximize speed and scale. Support diverse clients from high-powered desktop computers to low-end mobile devices Understand and coach/teach others, show a high level of ethics and team-work

Requirements

Bachelor/Master’s degree in Computer Science, Information Technology or a related field 2 to 3 years of experience in developing responsive, elegant, efficient and cross-browser front-end applications using Javascript, HTML5, CSS3 Hands on experience on various MVC frameworks, UI libraries such as ReactJS, D3.js Hands on experience on Map API’s like Google Maps, Openstreetmap and other powerful information-rich maps Familiar with UX processes and design Proven ability to drive large scale projects with deep understanding of Agile SDLC, high collaboration and leadership Excellent written and oral communication skills, judgment and decision making skills

1. Work closely with our customers to understand their needs and build high-quality user interfaces.
2. Build, test and ship dashboards using frameworks like React, ES6, and Webpack.
3. Work with engineers and senior leadership to turn our vision into a tangible roadmap every quarter.
4. Add positive energy in every meeting or interaction with your coworkers.

Minimum Qualifications

1. B.E/B.Tech/M.Tech in CS/CE/IT
2. Must-have requirements for candidates include proficiency in the following areas/aspects:
3. Git version control system
4. Ability to collaborate and communicate complex technical concepts.
5. Experience working with charting libraries (i.e. ChartJS, Chartist, Grafana).
6. Experience with ReactJS 
7. Experience building highly scalable, high performance, responsive web applications
8. Experience in fundamental front end web technologies including but not limited to HTML, CSS, JavaScript - Minimum work experience 2 years

Languages/Frameworks

Javascript, React, HTML/CSS

Preferred Qualifications

1. Experience building, adopting and maintaining RESTful APIs.
2. A passion for all things UI and Front End
3. Ability to work in a fast-paced and agile development environment
4. Strong customer focus and obsession with quality
5. Experience working with UI for data-heavy products. 

Job Responsibilities:

• Collaboratively work with UX team, product managers, back-end engineers and other technical teams to create new, delightful and scalable UI
• Mentor junior members through training and individual support
• Responsible for all front end development on a project
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Identify and troubleshoot UX problems (e.g. responsiveness)
• Conduct layout adjustments based on user feedback
• Adhere to style standards on fonts, colors and images
• Optimize existing user interface designs
• Proactively learn and accordingly apply new technologies, best design practices and usability patterns

The ideal candidate must - 

• 5+ years of experience working with React or React-based frameworks
• Proficiency with browser-based debugging and performance testing
• Proficiency in Git and version control
• Considerable experience with a testing framework (Jest/Mocha)
• Familiarity with RESTful APIs and GraphQL
• Knowledge of modern authorization mechanisms, such as JWT Tokens
• Good understanding of common front-end development tools such as Babel, Webpack, NPM, Yarn etc
• Hands-on experience with CSS-in-JS libraries
• Proficient understanding of cross-browser compatibility issues and ways to work around them
• Keen to learn, mentor and willingness to take ownership of work items
• Possess strong communication and self-accountability

Must Have: 

• Must have Javascript and React.js 

Responsibilities: 

• Use markup languages like HTML to create user-friendly web pages 

• Maintain and improve website 
• Optimize applications for maximum speed 
• Design mobile-based features 
• Collaborate with back-end developers and web designers to improve the usability 
• Get feedback from, and build solutions for, users and customers   

• Write functional requirement documents and guides 
• Create quality mockups and prototypes 
• Help back-end developers with coding and troubleshooting. 
• Ensure high-quality graphic standards and brand consistency 

Skills looking for: 

• Understanding of key design principles. 
• Proficiency in HTML, CSS, JavaScript, and React.js. 
• Should be good at CSS and sound knowledge about Tailwind and Material UI. 

• Understanding of server-side CSS. 
• Understanding of SEO principles. 
• Good problem-solving skills. 
• Excellent verbal communication skills. 
• Good interpersonal skills. 

Good to Have: 

• Experience in Next.js and AngularJS is highly preferred 

Opportunity in the Role: 

• Experienced founding team. 

• Right to win - The founding team knows the business & its secrets inside out. We are starting with a significant head start and a precise plan of action. 
• Barriers to entry - This is a specialized play with natural barriers to entry, allowing for significant value creation for all equity holders. 
• Backed by marquee global investors. 
• Exposure to all aspects of company building - exposure to investors, fund-raising, decision making, building the team & culture. 
• All of the above perks of joining a high potential company very early, along with a competitive market salary.