React JS Developer

Job Title : Senior Software Engineer – Frontend

Work Location : Bangalore (Hybrid – 3 days WFO)

Work Timings : 11 AM to 8 PM IST

Interview Process :

Round 1 : Geektrust Online Technical Interview (1 hour)

Round 2 : Online Interview with Toorak Capital Indian Team (1 hour)

Round 3 : Online Interview with Toorak Capital U.S. Team (30 minutes)

Round 4 : Face-to-Face Interview with the Toorak Team in Bangalore (Mandatory)

Core Requirements :

• 6 to 10 Years of experience as a Web Developer or similar role.

Proficiency in :

• React.js, HTML & CSS, JavaScript / TypeScript, Webpack, Micro-frontend architecture, Backend for Frontend (BFF) architectural pattern.
• Familiarity with version control systems like Git.
• Excellent debugging, problem-solving skills, and attention to detail.
• Strong communication skills and ability to work in a team.
• Bachelor's or Master’s degree in Computer Science, Computer Engineering, or an equivalent field.

Preferred Skills :

• Experience with Node.js.
• Experience with Content Delivery Networks (CDNs) and deploying applications.
• Experience with GCP services and Jenkins for build processes.
• Knowledge of JavaScript frameworks and libraries for web analytics.

Responsibilities :

• Develop cloud-based web applications using React.js, HTML, and CSS.
• Collaborate with UX designers to create and refine prototypes, ensuring an excellent user experience.
• Work closely with backend engineers to ensure seamless integration.
• Implement and optimize micro-frontend architecture.
• Write clean, efficient, and well-documented code.
• Stay up to date with industry trends and best practices.
• Work closely with cross-functional teams to deliver high-quality products on time.
• Implement build processes using Jenkins and deploy applications to CDNs.

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.

We build the best of commerce tools for brands across India. We power commerce for some of the top brands like Levis, boAt, Birkenstock, Kohler and lot more. We are looking for a rockstar Reactjs developer to join us and build the best of tools to empower the largest brands of India.

1. 3-5 years of experience in front-end development with React.js.
2. Strong proficiency in JavaScript (ES6+), TypeScript (preferred).
3. Hands-on experience with Redux, Context API, or Zustand.
4. Good understanding of RESTful APIs, GraphQL, and WebSockets.
5. Experience with front-end build tools (Webpack, Babel, Vite, etc.).
6. Knowledge of CSS frameworks like TailwindCSS, Bootstrap, Material UI.
7. Familiarity with unit testing (Jest, Cypress, React Testing Library).
8. Experience with Git, GitHub, and CI/CD pipelines.
9. Ability to work in an Agile development environment.
10. Strong problem-solving skills and attention to detail.

We are looking for a qualified WordPress Front-end developer to join our IT team. You will be responsible for building the ‘client-side’ of our web applications. You should be able to translate our company and customer needs into functional and appealing interactive applications.

• WordPress front-end development using HTML, CSS, JavaScript, jQuery to create user-friendly web pages

• Experience or in-depth knowledge about the theme customization

• Experience in implementing basic security for websites & plugin understanding

• 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

• Stay up-to-date on emerging technologies
  
  

• Proven work experience as a Front-end developer

• Hands-on experience with markup languages

• Experience with WordPress, JavaScript, CSS, SASS, and jQuery

• Familiarity with browser testing and debugging

• Experience with responsive and adaptive design.

• In-depth understanding of the entire web development process (design, development, and deployment)

• Understanding of layout aesthetics

• Knowledge of SEO principles would be the cherry on the cake!

Company Overview: We are a fast-growing vertical SaaS company in Chennai. Our product - GrowSmart - is used by leading project contracting companies across India. Our team values the following: respect for every individual, excellent learning opportunities, challenging work environment, larger responsibilities earlier in your career, commitment towards results, recognition for hard work. Website: https://growsmartsmb.com 

Job Overview: You will be part of the core product engineering team. It’s a small, highly productive team building a large and complex product. Our web app is built with React and Redux. The mobile apps are built with React-Native. The backend is built with NodeJs and PostgreSQL. So, javascript is the language we speak 😉. If you are fluent in javascript, you will be a great fit! This position is primarily for the front-end, but we encourage full-stack developers.

You will be a team player working collaboratively with product leaders, UI designers, and the testing team. Requirement Analysis, Design, Development, Unit Testing, and Integration Testing are the major activities you will take up. You will own a feature from UI design to go live.

Skills Expected:

1. Sound understanding of HTML/ DOM / Javascript / CSS.
2. Strong practical expertise in React and Redux.
3. Good understanding of usability, error handling, performance, and reusability concepts.
4. Ability to learn new concepts rapidly.
5. Ability to handle complexity - you will work on a large and complex app, often more than one task at a time.
6. Being self-driven - you enjoy taking ownership; you don’t need constant follow-up from a manager.

Job Highlights: Great opportunity to work on the full-stack in a large and complex product, with a small core team. Modern workplace at the heart of the city – Ashok Nagar. Young and flat team – you get full freedom to learn and grow. Excellent growth opportunity – can take up bigger responsibilities earlier in your career. Medical insurance for self. Due recognition and appreciation for hard work.