Senior MERN stack developers

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/

Key Responsibilities:

 Develop and maintain frontend components using AEM Sites.

 Integrate AEM with React/Angular for enhanced user interfaces.

 Work with AEM templates, components, dialogs, and client libraries.

 Collaborate with backend AEM developers and designers to implement dynamic

and responsive web features.

 Ensure code quality through unit testing and best practices.

 Participate in code reviews, debugging, and performance tuning.

 Support AEM content authors with technical implementation and troubleshooting.

What You’ll Bring:

 Bachelor’s degree in Computer Science, Engineering, or a related field, or

equivalent work experience.

 Proven experience delivering high-quality web applications.

Mandatory Skills:

 3+ years of frontend development experience with React.js or Angular.

 2+ years of experience working with Adobe Experience Manager (AEM).

 Strong knowledge of HTML5, CSS3, JavaScript, and TypeScript.

 Experience with AEM client libraries, Sightly (HTL), Sling models, and

component development.

 Familiarity with RESTful APIs and JSON.

 Understanding of responsive design, cross-browser compatibility, and

accessibility standards.

 Familiarity with Git, CI/CD pipelines, and Agile methodologies.

Preferred Skills (Nice to Have):

 Experience integrating third-party APIs and headless CMS.

 Knowledge of Adobe Target, Analytics, or other Adobe Experience Cloud

products.

 Exposure to backend technologies like Java or Python is a plus.

Experience with deploying applications on cloud infrastructure, preferably AWS

• Experience in using REST APIs with the front end

• Experience in handling webMap applications using leading webMap Javascript APIs like ReactJS Leaflet, Google Maps Javascript API and Geoserver management

• Experience with the Agile/Scrum development model

• Strong experience in code versioning using Git.

• Strong design, development, and implementation experience.

• Very good experience in React JS, React Leaflet and Redux

4+ years of experience building Front end web applications

• Deep understanding of the ReactJS, Redux state container, Webpack module bundler
• Delivery of technical solutions with clean, well-tested code
• Be an active part of the engineering community team and collaborating with other developers
• You have solid experience working in an agile development environment
• Good JavaScript experience including asynchronous programming, pec closures, types, and ES6
• Demonstrable experience with RESTful APIs and JSON
• HTML 5 and CSS 3 as part of theming real-world projects
• Understanding of pre-processed CSS platforms such as Sass or Less.
• Proficiency in UI Prototyping Tools like Invision, Sketch, Adobe Experience Design etc.
• Good knowledge of responsive web design and experience with Git or other source control systems
• Knowledgeable and experienced with micro-service architecture
• Strong ability to debug code

6-9 years of relevant experience in building webapps at scale

You must have strong understanding of semantic HTML / HTML5, CSS / CSS3.

You must have a good understanding of MVC architecture.

Prior work experience in ReactJS is Must

You must have experience in setting up the full UI workflow layer right from Development, Testing, Building and Deployment.

Never give up attitude

Experience in frameworks like Bootstrap, Foundation and CSS pre-processors like SASS and LESS is desirable.

You should have exposure to page speed improvement techniques.

Exposure of building responsive websites at scale will be a plus.

Prior exposure to building React Native components for Hybrid mobile apps will be a plus

Prior work experience in Angular, Backbone along with ReactJs is desirable.

Good understanding of webpack and redux

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