



We are seeking a highly skilled React JS Developer with exceptional DOM manipulation expertise and real-time data handling experience to join our team. You'll be building and optimizing high-performance user interfaces for stock market trading applications where milliseconds matter and data flows continuously.
The ideal candidate thrives in fast-paced environments, understands the intricacies of browser performance, and has hands-on experience with WebSockets and real-time data streaming architectures.
Key Responsibilities
Core Development
- Advanced DOM Operations: Implement complex, performance-optimized DOM manipulations for real-time trading interfaces
- Real-time Data Management: Build robust WebSocket connections and handle high-frequency data streams with minimal latency
- Performance Engineering: Create lightning-fast, scalable front-end applications that process thousands of market updates per second
- Custom Component Architecture: Design and build reusable, high-performance React components optimized for trading workflows
Collaboration & Integration
- Work closely with traders, quants, and backend developers to translate complex trading requirements into intuitive interfaces
- Collaborate with UX/UI designers and product managers to create responsive, trader-focused experiences
- Integrate with real-time market data APIs and trading execution systems
Technical Excellence
- Implement sophisticated data visualizations and interactive charts using libraries like Chartjs, TradingView, or custom D3.js solutions
- Ensure cross-browser compatibility and responsiveness across multiple devices and screen sizes
- Debug and resolve complex performance issues, particularly in real-time data processing and rendering
- Maintain high-quality code through reviews, testing, and comprehensive documentation
Required Skills & Experience
React & JavaScript Mastery
- 5+ years of professional React.js development with deep understanding of React internals, hooks, and advanced patterns
- Expert-level JavaScript (ES6+) with strong proficiency in asynchronous programming, closures, and memory management
- Advanced HTML5 & CSS3 skills with focus on performance and cross-browser compatibility
Real-time & Performance Expertise
- Proven experience with WebSockets and real-time data streaming protocols
- Strong DOM manipulation skills - direct DOM access, virtual scrolling, efficient updates, and performance optimization
- RESTful API integration with experience in handling high-frequency data feeds
- Browser performance optimization - understanding of rendering pipeline, memory management, and profiling tools
Development Tools & Practices
- Proficiency with modern build tools: Webpack, Babel, Vite, or similar
- Experience with Git version control and collaborative development workflows
- Agile/Scrum development environment experience
- Understanding of testing frameworks (Jest, React Testing Library)
Financial Data Visualization
- Experience with financial charting libraries: Chartjs, TradingView, D3.js, or custom visualization solutions
- Understanding of market data structures, order books, and trading terminology
- Knowledge of data streaming optimization techniques for financial applications
Nice-to-Have Skills
Domain Expertise
- Prior experience in stock market, trading, or financial services - understanding of trading workflows, order management, risk systems
- Algorithmic trading knowledge or exposure to quantitative trading systems
- Financial market understanding - equities, derivatives, commodities
Technical Plus Points
- Backend development experience with GoLang, Python, or Node.js
- Database knowledge: SQL, NoSQL, time-series databases (InfluxDB, TimescaleDB)
- Cloud platform experience: AWS, Azure, GCP for deploying scalable applications
- Message queue systems: Redis, RabbitMQ, Kafka, NATS for real-time data processing
- Microservices architecture understanding and API design principles
Advanced Skills
- Service Worker implementation for offline-first applications
- Progressive Web App (PWA) development
- Mobile-first responsive design expertise
Qualifications
- Bachelor's degree in Computer Science, Engineering, or related field (or equivalent professional experience)
- 5+ years of professional React.js development with demonstrable experience in performance-critical applications
- Portfolio or examples of complex real-time applications you've built
- Financial services experience strongly preferred
Why You'll Love Working Here
We're a team that hustles—plain and simple. But we also believe life outside work matters. No cubicles, no suits—just great people doing great work in a space built for comfort and creativity.
What We Offer
💰 Competitive salary – Get paid what you're worth
🌴 Generous paid time off – Recharge and come back sharper
🌍 Work with the best – Collaborate with top-tier global talent
✈️ Adventure together – Annual offsites (mostly outside India) and regular team outings
🎯 Performance rewards – Multiple bonuses for those who go above and beyond
🏥 Health covered – Comprehensive insurance so you're always protected
⚡ Fun, not just work – On-site sports, games, and a lively workspace
🧠 Learn and lead – Regular knowledge-sharing sessions led by your peers
📚 Annual Education Stipend – Take any external course, bootcamp, or certification that makes you better at your craft
🏋️ Stay fit – Gym memberships with equal employer contribution to keep you at your best
🚚 Relocation support – Smooth move? We've got your back
🏆 Friendly competition – Work challenges and extracurricular contests to keep things exciting
We work hard, play hard, and grow together. Join us.

About iRage
About
At iRage, we harness the power of technology and quantitative finance to craft cutting-edge high-frequency trading systems and strategies. Our journey began in 2009, shortly after the introduction of Direct Market Access (DMA) in the Indian markets, which ushered in a new era of possibilities in algorithmic trading.
iRage was founded by a group of passionate quantitative trading professionals who saw the immense potential within this domain. Since our inception, we've been on a relentless pursuit of excellence, aiming to reshape the landscape of algorithmic trading in India.
When you join our team at iRage, you're not just an employee; you're an integral part of our mission to solve some of the most challenging engineering problems in the financial industry. You'll collaborate with exceptional programmers, quantitative analysts, and traders who share your enthusiasm for innovation.
Connect with the team
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Skillset:
Drupal (Mandatory)
PHP (Mandatory)
)JQuery (Good to have)
HTML/CSS (Good to have)
Javascript (Good to have)
Angular (Good to have)
Thanks
Ravindra

Hi,
Please refer to the below Job description and revert with you updated resume –
About Client: Digital accelerator to Startups, SMEs, MSMEs, and large enterprises with a significant contribution across 22+ industries including BFSI, Healthcare, Ecommerce & Retail, Education & eLearning, Insurance, Tech Startups, Government & Semi-Government, and more. Backed with an impressive experience of 25+ years and a fast-growing family of 4000+ engineering professionals our capabilities span across IT Consulting, Strategy Planning & Execution, Business Process Re-engineering, IT Modernization, and Business Analysis Consulting, our solutions are devised meticulously to address the needs of specific industries.
We are a CMMI Level 5 organization global IT Solution provider and Outsourcing company headquartered in Mumbai and footprints with 10 delivery centres in India and 15 global offices. Our success portfolio boasts of 7500+ projects accomplished across 1500+ clients in 50+ countries with client retention rate as high as 85%
Location: Navi Mumbai, CBD Belapur
Domain: Banking (Payment Gateway Project)
NOTE: 1st and 3rd Saturdays working as per banking norms
Education: B.E. or Graduation in Computer Science or related field
job Summary:
We are seeking a talented and motivated React.js Developer to join our development team. The ideal candidate will be responsible for designing and developing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack. You will ensure that these components and the overall application are robust and easy to maintain.
You will coordinate with the rest of the team working on different layers of the infrastructure, including back-end services and APIs. Therefore, a commitment to collaborative problem-solving, sophisticated design, and quality products is essential.
Key Responsibilities:
Develop new user-facing features using React.js.
Build reusable components and front-end libraries for future use.
Optimize components for maximum performance across a vast array of web-capable devices and browsers.
Translate designs and wireframes into high-quality code.
Write clean, scalable, and maintainable JavaScript code.
Ensure the technical feasibility of UI/UX designs.
Collaborate with back-end developers and web designers to improve usability.
Debugging, troubleshooting, and enhancing application performance.
Stay updated with emerging trends and technologies in front-end development.
Skills and Qualifications:
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
Thorough understanding of React.js and its core principles.
Experience with popular React.js workflows (such as Flux or Redux).
Familiarity with RESTful APIs and integrating them into front-end code.
Knowledge of modern authorization mechanisms, such as JSON Web Token (JWT).
Familiarity with modern front-end build pipelines and tools (e.g., Babel, Webpack, NPM, etc.).
Experience with code versioning tools such as Git.
Familiarity with browser developer tools and debugging.
Understanding of cross-browser compatibility issues and ways to work around them.
Familiarity with unit testing and testing frameworks (e.g., Jest, Enzyme, Cypress).
Ability to understand business requirements and translate them into technical requirements.
Preferred Qualifications:
Bachelor's degree in Computer Science, Software Engineering, or a related field.
Experience with TypeScript and GraphQL.
Experience with other JavaScript frameworks like Next.js or Gatsby.js.
Familiarity with CI/CD pipelines and containerized applications (e.g., Docker).
Good understanding of SEO principles and ensuring that application adheres to them.
Soft Skills:
Strong problem-solving skills and attention to detail.
Excellent communication and teamwork abilities.
Ability to work in a fast-paced environment and meet deadlines.
Open to learning new technologies and frameworks.

Company Profile: ( Work Location: Hyderabad)
We are BeyondScale, on a mission to build a mobile learning app to help organizations create internal courses for their workforce easily. eLearning is booming and we aim to tap into the under-served non-IT L&D market and make a difference in the livelihoods of millions of people.ReactJs Job Description:
Required Skills:
- 3+ years of RELEVANT EXPERIENCE in ReactJS
- Strong Computer Science fundamentals - data structures and algorithms
- Strong understanding of the the ReactJS Ecosystem (State management, Component-based design, Hooks, Responsive design)
- Good with CSS (converting UI designs to code)
- Writing clean and maintainable code
- Proficient understanding of APIs and wiring them
- Strong testing, debugging, and problem-solving skills
- Familiar with modern development practices - writing clean code, git versioning, understanding development workflows.

About the Company
Established in the year 1953, Our Client is one of the leading TMT bar manufacturer and exporter in India. It is a well known group that achieves a turn over of 3000 Cr per annum. The group is setting a construction & architecture oriented omni channel B2B & B2C platform
Job Description
Experience : 2-3Years
Requirement
- 2 years of experience in frontend development primarily using React .JS
- Knowledge and experience in JavaScript and ReactJS ,HTML,CSS3
- Thorough understanding of NodeJs & React.js(SSR) and its core principles
- Familiarity with RESTful APIs
- Familiarity with modern front-end build pipelines and tools
- Good experience and thorough understanding of React.js and its core principles
- Good experience in UI design and development
- Knowledge of functional and object-oriented programming
- Ability to write well-documented, clean Javascript code
- Ability to understand business requirements and translate them into technical requirement
Regards
Team Merito



• Sound knowledge in JavaScript, ReactJS, HTML, CSS
• Familiar with UI layouts, SASS, bootstrap, and Material UI
• Experience debugging using popular JavaScript-based tools like Chrome Developer Console
• Good to have Knowledge of TDD frameworks mocha, chai, jest etc.
• Understanding of Typescript
• Understanding of ReactJS based frameworks like NextJS, Gatsby, etc.
• Understanding of REST API
• Passionate to create good design and usability
• Immediate Joiner preferred


Package : upto 5 LPA
Experience: 2-4 years
WFH option available
OPNING: 2
About Company
UK based company with IT-based work in Ahmedabad and seeks to empower IT professionals and
organizations through the latest technologies.We are aproduct aswell asservice-basedindustry.We
have pioneeredin handling projects from the UK related to the healthcare industry in the UK. We follow
a novel tech-led approach and expand our expertise all over the UK and the Middle East.
What are we looking for in a candidate ?
● 2to4years of experiencewith1 yearofrelevantexperience inReactJS
(2-3 years of total work work experience) and 2 years of experience in ReactJs(4 years of total work
experience )
● Strong proficiency in JavaScript, including DOM manipulation and theJavaScriptobject
model.
● Thorough understanding of React.js and its core principles
● ExperiencewithpopularReact.jsworkflows(suchas Flux orRedux)
● Familiarity with newer specifications of EcmaScript
● Experience with data structure libraries (e.g., Immutable.js)
● Knowledge of isomorphic React is a plus
● FamiliaritywithAPIs
● 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 and
NPM
● Ability to understand business requirements and translate them into technicalrequirements
● A knack for benchmarking and optimization
● Familiaritywith code versioning toolssuchasGit, SVNand Mercurial
What will a candidate be doing with us ?
● Developing newuser-facing featuresusing React.js
● Building reusable components and front-end libraries for future use
● Translating designs and wireframesinto high quality code
● Optimizing componentsfor maximum performance across a vast array of
● Web-capable devices and browsers

Technologies: HTML5, CSS3, SCSS, Responsive UI Development (Material UI, Bootstrap etc.), Java Script (ECMA Script 6 & 7) , React JS & Next JS.
Process related tools: Github, Jira & Slack
Experience: 5+ Years (Minimum 2 Years experience in React JS)
Communication: Moderate/Fluent in English
Job Type: Contract (Remote - In India)
Joining: Immediate
Must to have skills with required skill rating:
Communication: 8/10
HTLM5: 8/10
CSS3: 8/10
SCSS: 8/10
Responsive UI Development (Bootstrap, Material etc...): 9/10
Java Script (ES6): 9/10
REACT JS: 8/10
Good to have Skill:
Next Js: 8/10

Job Type: Full-time
Salary Offer: 3L PA - 5.4L PA
Job Location: Remote for 6-12 months due to the pandemic, then Mumbai, Maharashtra
Required experience:
1-2 years and above experience in developing frontend UIs using HTML5, CSS, Javascript with ReactJS. Candidate must have experience with data binding and state management (Redux/MobX)
Key Skills required :
1. Proficiency in HTML5 development
2. Proficiency in CSS Frameworks like Bootstrap ⅘
3. Strong understanding of Javascript
4. Hands on experience in building and implementing UIs in ReactJs including experience in building components, observables, state management and data binding
5. Strong expertise in building Responsive Websites
6. Experience fixing performance issues using tools like GTMetrix and Pagespeed Insights
7. Working experience in maintaining code versioning by committing to Git repositories
KRAs includes :
1. Understanding the scope of work and arriving at timelines
2. Frontend UI development using Reactjs, HTML5, Javascript and CSS
3. Implementing media queries and following Responsive Web Design principles for responsive websites
4. Implementing state management, databinding and mocking APIs
5. Unit testing prepared web applications and HTML pages
6. Coordinating with the testers to resolve any bugs
7. Reporting on daily and weekly progress
8. Optimization and performance tuning of code





