React.js Geek

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.

• Job Title: Java Full Stack Engineer
• Job Summary: We are seeking a highly skilled Java Full Stack Engineer to join our dynamic development team. In this role, you will be responsible for designing, developing, and maintaining both frontend and backend components of our applications using Java and associated technologies. You will collaborate with cross-functional teams to deliver robust, scalable, and high-performing software solutions that meet our business needs. The ideal candidate will have a strong background in Java programming, experience with modern frontend frameworks, and a passion for full-stack development.
• Requirements:
• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 6+ years of experience in full-stack development, with a strong focus on Java.
• Proficiency in Java programming and frameworks such as Spring and Hibernate.
• Experience with frontend technologies such as HTML, CSS, JavaScript, and frameworks like React or Angular.
• Strong understanding of RESTful services, microservices architecture, and database management.
• Familiarity with version control systems like Git and continuous integration/continuous deployment (CI/CD) pipelines.
• Knowledge of cloud platforms (AWS, GCP, or Azure) is a plus.
• Excellent problem-solving skills and the ability to work independently and in a team.
• Responsibilities:
• Design, develop, and maintain full-stack applications, including frontend and backend components, using Java and other technologies.
• Collaborate with product managers, designers, and other developers to create seamless and intuitive user experiences.
• Implement and maintain microservices architectures that are scalable, reliable, and efficient.
• Optimize application performance and ensure scalability to handle increasing user loads.
• Write clean, maintainable, and testable code, following best practices for software development.
• Participate in code reviews to maintain code quality and share knowledge with the team.
• Troubleshoot and resolve issues in a timely manner, ensuring the stability and reliability of the applications.
• Stay up-to-date with the latest industry trends and technologies to continuously improve our systems.
• Must-Have Skills:
• Java Programming: Deep knowledge of Java language, its ecosystem, and best practices.
• Frontend Technologies: Proficiency in HTML, CSS, JavaScript, and modern frontend frameworks like React or Angular.
• Backend Development: Expertise in developing and maintaining backend services using Java, Spring, and related technologies.
• Full Stack Development: Experience in both frontend and backend development, with the ability to work across the entire application stack.
• Soft Skills:
• Problem-Solving: Ability to analyze complex problems and develop effective solutions.
• Communication Skills: Strong verbal and written communication skills to effectively collaborate with cross-functional teams.
• Analytical Thinking: Ability to think critically and analytically to solve technical challenges.
• Time Management: Capable of managing multiple tasks and deadlines in a fast-paced environment.
• Adaptability: Ability to quickly learn and adapt to new technologies and methodologies.
• Hard Skills:
• Java Programming: Expert-level knowledge in Java and its application in full-stack development.
• Frontend Technologies: Proficient in frontend development using HTML, CSS, JavaScript, and frameworks like React or Angular.
• Backend Development: Skilled in backend development using Java, Spring, Hibernate, and RESTful services.
• Full Stack Development: Experience in developing end-to-end solutions, from the user interface to backend services and databases.

Job Description Experience Location Duration Budget

Ruby On Rails Developer Must Have Skills:

● Overall 5+ years of experience in software engineering.

● 1.5+ yr experience with Ruby on Rails.

● Experience writing test cases using Rspecs

● Good understanding of front-end technologies and frameworks, such as ReactJS

● Solid experience with web services.

● Understanding of JavaScript dependency management and build tools.

● Experience with MongoDB, Postgresql, MySQL database.

● Comfortable in a work environment that requires strong problem-solving skills and independent self-direction coupled with team collaboration and open communication

● Understanding of RESTful web services

● Work in a fast-paced, creative atmosphere to develop new ideas that adapt to evolving user needs

● Experience using Git / GitHub.

● Experience with AWS services.

Good To Have:

● Experience with Infrastructure as Code (IaC) tools like Terraform for managing cloud

infrastructure. isko Summarise karo mujhe cutshort par post karna hai

Greetings from Colan Infotech Pvt Ltd !!

Designation - AngularJS Developer

Experience -1+ Years

Salary - As per market standard

Job Location - Chennai

Notice Period - Immediate to 30 Days

Skills

Should have experience in HTML,CSS,Angular JS,Javascript, Jquery

Should have good communication skill

Your role and responsibilities

• Integrating REST APIs in front-end application using React JS
• Implementing business logic in front-end application using javascript, should be able to handle complex JSON architecture.
• Should be able to manage states using Redux, Redux thunk/saga, Mobx.
• Should be comfortable in using both functional and class components in React.
• Should be able to create reusable components to make efficient applications. We hate code duplication.
• Must be familiar with popular React UI libraries like Material UI, Antd.
• Implement best practices and constantly learn new ways of keeping codebases up to date.
• Having knowledge in Typescript, GraphQL, NextJS, Socket.io is like a match made in heaven.

Criteria

• 2+ years of work experience with Javascript and React JS.
• Proficient understanding of code versioning tools, such as Git.
• Open-minded individual, open to learning new things
• A bit lazy is okay. Lazy people always find the quickest way to reach the solution. They write the most efficient code. We love that.
• You care about the design and user experience of an application. The choice of third-party libraries should be elegant.

We are looking for an experienced Front End Architect who is proficient with React.js. Your primary focus will be on developing efficient Front End layers using well known React.js workflows (such as Flux or Redux). You will ensure that these applications are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important. 

Responsibilities: 

• Architecting large scale Enterprise application Front End layers for:
• Maintainability (Modularity, Testability)
• Reusability (ComponentizationCommon Functionality)
• Performance (Caching, Resource Utilization) 
• Security
• Developing new user-facing features using React.js 
• Building reusable components and front-end libraries for future use 
• Translating designs and wireframes into high quality code 
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers 
• Leading a team of high performing team React JS developers

Primary Skills:

• React JS, Redux, HTML5, CSS3, Javascript, Jquery, SASS and Typescript
• Develop  user-facing features using ReactJS
• Architect efficient and reusable front-end systems that drive complex web applications
• Identify and resolve performance and scalability issues
• Ensure the technical feasibility of UI/UX designs
• Unit-test code for robustness, including edge cases, usability, and general reliability.

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles.
• Having Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of EcmaScript.
• Knowledge of isomorphic React is a plus.
• Strong Proficiency in HTML 5, CSS 3
• 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.
• Familiarity with code versioning tools such as Git, SVN, etc.
• Knowledge of functional or object-oriented programming.
• Ability to write well-documented, clean Javascript code.
• Rock solid at working with third-party dependencies and debugging dependency conflicts.
• Understanding of REST APIs, the document request model, and offline storage. 

Experience: 

10+ years of overall experience with 4+ years of mandatory experience with React JS development