Lead Front-end Engineer

NEED TO HAVE

1) 1+ years of work experience on some front end like React.JS, nodejs or Angular.JS

2) HTML, CSS

3) Strong in Javascript concepts

4) Good communication skills

5) Loves to code

GOOD TO HAVE

1) Experience with type script will be a plus

2) Experience with Nest.JS framework will be a plus

3) Strong hold on ES6 principles.

4) Familiar with TDD ( Test Driven Development ) will be a plus.

5) Familiar with working in CI / CD will be a plus

6) Micro-Service architecture knowledge will be an added benefit.

About the Role

Have you ever wanted to shape not just features, but frontend architecture and engineering culture across multiple products? As a Staff Frontend Engineer, you will play a critical role in defining UI architecture, setting engineering standards, and mentoring senior engineers while still being hands-on with complex frontend systems.

You will work closely with Product, Design, Backend, and DevOps teams to build scalable, high-performance SaaS products from the ground up—often version 1—across CAW’s growing product portfolio.

This role is ideal for engineers who combine deep React expertise, systems thinking, and technical leadership.

📍 Location: Hyderabad (Office) or Remote

What Will You Do?

Technical & Architecture Ownership

• Own frontend architecture and design decisions across one or more products.
• Define and evolve scalable UI patterns, component libraries, and frontend frameworks.
• Lead initiatives for performance optimization, accessibility, and cross-browser consistency.
• Drive adoption of best practices in TypeScript, state management, testing, and observability.
• Partner with backend teams on API contracts, data flow, and system boundaries.

Product & Execution

• Translate ambiguous product requirements into robust technical solutions.
• Build pixel-perfect, buttery-smooth user interfaces for complex workflows.
• Ensure frontend systems are reliable, testable, and production-ready.
• Diagnose and resolve hard performance, scalability, and reliability issues.
• Take end-to-end ownership of critical frontend modules.

Leadership & Mentorship

• Mentor Senior and Mid-level Frontend Engineers.
• Conduct design reviews, code reviews, and technical deep dives.
• Set quality benchmarks for frontend engineering across teams.
• Influence roadmap discussions with a strong engineering perspective.
• Be a role model for ownership, execution discipline, and technical excellence.

Experience Required

• 5-8 years of overall frontend engineering experience.
• 5+ years of deep React.js experience, building and scaling production SaaS products.
• Proven experience owning frontend systems at product or platform level.
• Experience working in fast-paced, product-driven environments.

Technical Skillset

Must Have

• Expert-level knowledge of JavaScript and TypeScript.
• Deep expertise in React.js, including Hooks and modern patterns.
• Strong experience with state management (Redux, Context, or equivalent).
• Advanced proficiency in HTML, CSS, responsive design, and browser internals.
• Hands-on experience with performance profiling and optimization.
• Experience with frontend testing strategies (unit, integration, E2E).
• Strong understanding of web storage, caching, and browser lifecycle.
• Experience with logging and monitoring tools (e.g., Sentry).
• Experience with analytics frameworks (Mixpanel, WebEngage, or similar).

Good to Have

• Experience designing or maintaining design systems / component libraries.
• Familiarity with backend technologies and API design.
• Exposure to micro-frontend or large-scale frontend architectures.
• Knowledge of CI/CD pipelines and frontend DevOps practices.

Functional & Behavioral Skills

• Strong written and verbal English communication skills.
• Comfortable working with distributed global teams (Slack, Zoom, Google Meet).
• Ability to drive clarity in ambiguous problem spaces.
• Strong bias for action, ownership, and delivery.
• Data-driven mindset with focus on productivity and quality metrics.

About CAW Studios

CAW Studios is a Product Engineering Company of 70+ engineers building and scaling SaaS products end-to-end.

Products we’ve built and run:

• Interakt
• CashFlo
• KaiPulse
• FastBar

We also power engineering for:

• Haptik
• EmailAnalytics
• GrowthZone
• Reliance General Insurance
• KWE Logistics

We are obsessed with automation, DevOps, OOPS, and SOLID principles. We don’t believe in rigid tech stacks—we believe in solving real problems well.

🌐 Website: https://www.caw.tech || https://www.knacklabs.ai/

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.

• Work with design and marketing team to improve website conversion rate for different sign up processes
• Work with the marketing team to improve main website KPIs - New users, average time on page, session duration are the main ones
• Write automation scripts to help automate redundant manual processes of other marketing functions– SEO, Outbound, Content, Product Marketing
• Work on our Shopify demo store to showcase new product releases and features. This is pretty interesting as you’ll get to play around with Shopify backend (the most popular eCommerce platform in the world)
• Work on building integrations and workflows between different marketing automation platforms. Our current marketing tech stack involves Salesforce, HubSpot, Reply, Similarweb and more.
• Web scraping for new growth initiatives

• The candidate should have a minimum of three years of working experience. The candidate will be evaluated accordingly to their total work experience.

Expectation from the Candidate

• Deep understanding of ‘under the hood’ knowledge of Angular. i.e. in-depth knowledge of the Angular framework.

Skills and Qualifications

• Proficiency with TypeScript, and latest Angular version and HTML5
• Professional, precise communication skills
• Work experience writing Unit Tests using Jasmine and Karma
• Work experience in applying the best practices of Angular, Web Application development
• Extensive working knowledge of HTML5, CSS3, XML and JSON.
• Thorough understanding of Reactive Programming, RxJS framework, Databases, API,
• Implementing of Caching and RESTful services
• Applying a validation framework, performance tuning using Angular lazy loading concepts
• Working experience in an Agile team especially with SCRUM
• Good understanding of DevOps, CI/CD principles and practices to improve Software Quality & Efficiency

Following Skills will be an added advantage

• Work experience with JAVA (Spring Boot or Spring Cloud Services) or .NET backend
• Familiarity in working with Containers, Docker, Kubernetes, etc
• Service / API test – to test endpoints as thoroughly as possible
• End to End integration test system

Behavioral Skill

• Should be a quick learner with a problem-solving mindset
• Attention to detail and follow-through to achieve good quality
• Should have excellent written and verbal communication skills

Role : UI Developer

Location: Bangalore, Karnataka, India

Experience:4+ years

Mandatory Skills: EXT JS, JavaScript, HTML5, CSS

Education and Skillset

ï‚· Engineering Graduate

ï‚· Strong hand-on knowledge on

ï‚· Web and mobile technologies: - EXT JS, JavaScript, HTML5, CSS

ï‚· REST APIs, JSON, JQuery

ï‚· Cross browser compatibility in UI development

ï‚· Exposure to open source UI component libraries

ï‚· Good experience on Angular is a big plus

Experience

ï‚· 5 + years of UI Development Experience

ï‚· Has implemented coding patterns and built UI framework

ï‚· Cross browsers support/experience and knowledge of DOM manipulation on different

browsers

ï‚· Performance enhancements on web page load and execution

ï‚· Experience with tools like Firebug.

ï‚· Good knowledge on Ajax, jsp etc.

ï‚· Good experience and knowledge of open source software and frameworks

ï‚· Good communication skills and ability to work under pressure

ï‚· Ability to work without close supervision

ï‚· Use responsive web design to create applications that automatically conform to multiple

screen sizes/devices.

ï‚· Excellent written and spoken English to be able to clearly communicate with various

stakeholders

ï‚· Experience in a software product-based organization is preferable

ï‚· Conduct usability testing to identify and fix UI issues

ï‚· Collaborate with business analyst to discuss user interface requirements and brainstorm

UI ideas.

Responsibility

ï‚· UI Developer- will be part of technical team for product development and customization

ï‚· Follow change management and change control processes

ï‚· Take ownership, research, follow up and resolve complex challenges faced by the team

across all phases of the development lifecycle

ï‚· Good, clean, maintainable coding practices

About the company:

It is a leading US-Based product development company established in 2004.

A global leader in providing digital solutions for trading and risk, supply chain management and financial services driven by cloud, blockchain, machine learning and analytics. The company has its best-of-breed solutions serve the entire trading value chain across agriculture, energy, metals and mining, and manufacturing markets. The cloud platform provides advanced analytics, one source of data and an automation engine, providing maximum flexibility and investment protection as business needs and market requirements change.

Why should you apply?

• Work in a fast-paced product-based organization.
• Get an opportunity to work with the core development team and enhance your technical skills.
• Scope to understand and work with the product team in depth.
• Opportunity to work in ETRM/CTRM domain- ahead of the innovation.
• They built a culture of inclusion and diversity from the 16 plus languages they speak to the 40% strong women workforce.
• They are always looking for their next set of passionate and innovative minds, who are unafraid to challenge the status quo.

• Developing and implementing highly responsive UI
• Design software with great UX
• Produce clean and efficient code
• Troubleshoot, debug and upgrade existing software
• Management of entire end-to-end project pipeline

• Strong working knowledge of React JS and Redux
• Experience with JavaScript and CSS
• Experience with REST APIs
• Familiarity with browser testing and debugging
• In-depth understanding of the entire web development process (design, development and deployment)
• Understanding of layout aesthetics
• Git knowledge is a plus
• Comfortable in working in Linux based environment

Mastree's engineering team is working towards building a data science engine that enables students to learn in a way they understand the best. We believe in delivering learning experiences through engagement. The product is designed with countless embedded interactive information pieces to help the students imbibe the concepts better. At Mastree we take pride in being a part of the product that holds the potential to revolutionise the education process.

We are looking for folks who are passionate about creating interaction rich interfaces. Creative individuals who believe in the power of visuals.

Responsibilities:

• Creating visual elements that users see and interact within our web platform.
• This makes your role crucial for the success of the product.
• Working closely with the design, product management and development teams to create elegant, usable, responsive and interactive interfaces across multiple devices.
• Ensuring that the application is optimised both in terms of technology and in delivering the best educational content.
• Building web platform for our live tutoring platform
• Creating interactive learning activities for K12 students and work on our upcoming products

Requirements:

• You are an avid programmer
• You have great grasp of fundamentals of JavaScript and ES modules, new ECMASCRIPT concepts
• You have experience in ReactJS web app development
• You are an exceptional problem solver, with attention to details.

Brownie Points:

• Good HTML and CSS skills
• Experience in React-Native app development
• Ability to work in small teams and wear multiple hats

• Experience in web technologies (Object-Oriented JavaScript, HTML, CSS) and experience with web standards, including HTML5 and CSS3
• In depth understanding of Angular concepts and structures
• Should have strong debugging skills on Developer Tools of the browser and Working with Cross Browser UI
• Should have solid understanding and experience (at least 1+ years) with Object-Oriented design and development
• Strong verbal and written communication skills
• Proactive attitude to problem resolution
• Ability to work in a fast-paced environment, and manage time efficiently to meet project timelines
• Ability to work well independently, or with remote teams

• Experience in Agile Software Development projects
• Knowledge on how to create modules and libraries with angular and publish it on platform like npmjs.
• Knowledge on Nrwl's developer tools
• Experience in writing Unit Testing cases.
• Capable to perform code reviews and provide code to optimize performance of the application.