ReactJS Developer

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.

Interested candidates are requested to email their resumes with the subject line "Application for [Job Title]".

Only applications received via email will be reviewed. Applications through other channels will not be considered.

Overview

Adesso India specialises in optimization of core business processes for organizations. Our focus is on providing state-of-the-art solutions that streamline operations and elevate productivity to new heights.

Comprised of a team of industry experts and experienced technology professionals, we ensure that our software development and implementations are reliable, robust, and seamlessly integrated with the latest technologies. By leveraging our extensive knowledge and skills, we empower businesses to achieve their objectives efficiently and effectively.

Job Description

We are looking for a skilled and experienced Senior Frontend Developer specializing in Vue.js to join our team. In this role, you will be responsible for designing and implementing user interfaces that enhance our customer experience. Your contributions will play a critical role in driving the success of our projects by creating dynamic, intuitive, and responsive web applications.

Responsibilities:

Develop, maintain, and enhance web applications using Vue.js to create seamless, user-friendly experiences.

Collaborate with cross-functional teams, including UX/UI designers, product managers, and backend developers, to deliver high-quality products.

Write clean, maintainable, and scalable code while adhering to best practices in frontend development.

Perform code reviews, optimize application performance, and debug issues for a smooth user experience.

Stay updated on the latest Vue.js features and web development trends to bring innovative ideas to the team.

Requirements:

Minimum of 5 years of experience in frontend development with a strong focus on Vue.js.

Minimum of 1 year of experience in development with TypeScript

Expertise in JavaScript, HTML5, CSS3, and responsive web design.

Proficient in Vue.js and Vuex, with experience in RESTful APIs and component-based development.

Familiarity with modern development tools and workflows (e.g., Git, Webpack, npm).

Excellent verbal and written communication skills to work effectively with team members and stakeholders.

Nice-to-Have:

Experience with accessibility.

Experience in regulated IT environments, preferably banks or insurance companies (financial institutions).

Knowledge of agile methodologies and working in cross-functional, collaborative teams.

Skills & Requirements

Vue.js, Vuex, TypeScript, JavaScript, HTML5, CSS3, Responsive Web Design, RESTful APIs, Component-Based Development, Git, Webpack, npm, Code Reviews, Performance Optimization, Debugging, UX/UI Collaboration, Agile Methodologies, Accessibility, Regulated IT Environments, Financial Institutions, Cross-Functional Teamwork, Communication Skills.

Position: React JS Developer

Location: Chennai/Bangalore

Experience: 3-5 Years

Job Responsibilities:

• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Developing and implementing highly-responsive user interface components using React concepts.
• Writing application interface codes using JavaScript following React.js workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.
• Building reusable code and libraries for future use
• Collaborating with other team members.
• Supporting software deployment and provide post production support (as and when needed)
• Documenting application changes and developing updates.

Required Skills:

• 3-5 years of experience developing and implementing software applications.
• Previous experience working as a React.js Developer.
• Knowledge in e-Commerce domain will be a plus.
• In-depth knowledge of JavaScript, CSS, HTML and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with REST API's 
• In-depth understanding of Javascript, the DOM, and relevant concepts.
• Knowledge of modern authorization mechanisms, such as JSON Web Token. 
• Experience with user interface design.
• Proficient understanding of cross-browser compatibility issues and ways to work around them.
• Experience with browser-based debugging and performance testing software.
• Proficient understanding of code versioning tools, such as Git, Github.
• Excellent troubleshooting skills.

Job Description: We are looking for a UI Developer HTML & CSS Developer responsible for the client side of our service. Your primary focus will be to implement a complete user interface in the form of a desktop and mobile web app, with a focus on performance.

Key Skills: HTML5, CSS3, Bootstrap, Jquery and JavaScript.

• 4-5 years of overall experience and 2+ years of experience as full stack developer with skills on Python, Javascript and databases.
• Excellent programming skills and hands-on experience in Python, Java Script, HTML, and CSS.
• Experience of working in Data Science domain is an advantage, but not mandatory.
• Ability to positively contribute to a team and willingness to quickly complete large volumes of work with high quality.
• Excellent analytical and critical thinking skills.
• Excellent verbal and written communication skills.
• BE/BTech or MCA Degree or any graduate with desired skills.

We are looking for a Product Engineer - Frontend Engineer to join our early stage startup with experience in building B2C products. 

If you have experience of working in product based companies (preferably startups), good to excellent coding skills in react js and typescript, have a keen eye for details in the UI, and are looking to build exciting things that children across the world will use - come talk to us!

What you get to do:

• Design and build advanced applications from scratch keeping scalability and performance in mind
• A good handle on both client and server architecture.
• Work on bug fixing and improving application performance.
• Comfortable in owning large scale products and continuously re-evaluating and innovating.

Who are we looking for:

• Bachelor's degree or equivalent in Computer Science
• 1+ years' experience in frontend development
• Familiarity using Scrum/Agile development methodologies
• Experience building object oriented web applications in React JS, Typescript, HTML5, and CSS3
• Should be a quick learner and willing to go the extra mile in delivering the projects.
• Should be able to mentor junior folks whenever necessary.

We are looking for programmers with a keen eye for design for the position of Front End Developer. Front end Developers are responsible for ensuring the alignment of web design and user experience requirements, optimizing web pages for maximum efficiency and maintaining brand consistency across all web pages, among other duties.

Front End Developers are required to work in teams alongside Back end Developers, Graphic Designers, and User Experience Designers to ensure all elements of web creation are consistent. This requires excellent communication and interpersonal skills.

• Determining the structure and design of web pages.
• Ensuring user experience determines design choices.
• Developing features to enhance the user experience.
• Striking a balance between functional and aesthetic design.
• Ensuring web design is optimized for smartphones.
• Building reusable code for future use.
• Optimizing web pages for maximum speed and scalability.
• Utilizing a variety of markup languages to write web pages.
• Maintaining brand consistency throughout the design.

• Degree in Computer Science or related field.
• Understanding of key design principles.
• Proficiency with HTML, CSS, JavaScript and jQuery.
• Understanding of server-side CSS.
• Experience with graphic design applications such as Adobe Illustrator.
• Experience with responsive and adaptive design.
• Understanding of SEO principles.
• Good problem-solving skills.
• Excellent verbal communication skills.
• Good interpersonal skills.

Responsibilities

• A complete ownership of the feature.
• Find innovative ways to increase efficiency/Application performance.
• Implement Visual Designs in standards compliant.
• Build efficient and reusable front-end systems and abstractions.
• Suggest and implement improvements to existing product interfaces.
• Ensure that all the assigned systems are performing to scale.
• Work closely with product management team to define and refine feature.

Requirements

• At least 2 years of product development experience with expertise in designing and implementing high-performance web applications.
• Strong hands-on experience in developing web applications using JavaScript.
• Strong experience and knowledge in single page frameworks using ReactJS and ability to design the architecture of single page applications.