Senior React.js Developer

🔍 Your Experience at a Glance

We are hiring a Staff Frontend Engineer – Marketplace (React) for our client (Code Name: SORIN), a global leader in enterprise-grade observability and AIOps software.

This is a high-impact role focused on designing and building the frontend architecture of a new, cutting-edge marketplace platform within a cloud-native observability ecosystem. You’ll lead UI strategy and execution for an e-commerce-style user experience used by developers and platform operators worldwide.

You will work closely with a tight-knit team of 4–5 engineers, backend

developers, and product stakeholders to deliver a fast, intuitive, and scalable marketplace—integrating payment flows, secure access, and seamless navigation across internal and external services.

💻 Key Responsibilities

🔧 UI Architecture & Development

● Define and implement a scalable frontend architecture using React and modern state management (Redux, Context API, etc.)

● Build reusable, component-driven UIs with React (and TypeScript preferred) that are performant and accessible

● Integrate seamlessly with RESTful or GraphQL APIs for robust data handling and error management

🚀 Performance & Reliability

● Implement best practices for performance optimization: code splitting, caching, lazy loading, etc.

● Monitor and enhance production frontend performance using tools like Lighthouse, Chrome DevTools, and analytics platforms

● Champion frontend observability and real-user monitoring (RUM), ensuring reliability at scale

🛒 Marketplace Experience

● Design and implement workflows for product discovery, purchase, and

SKU management

● Incorporate secure payment integrations (Stripe, PayPal, etc.) and

compliant checkout experiences

● Continuously improve the user journey based on metrics, user feedback, and product roadmap

🎯 Technical Leadership & Mentorship

● Provide architectural guidance and best practices to other frontend developers

● Conduct code reviews, lead UI quality initiatives, and support accessibility efforts (WCAG compliance)

● Collaborate with backend, DevOps, Product, and UX teams for end-to-end feature delivery

✅ Must-Have Skills & Experience

● 5+ years of experience in frontend or full-stack development with a focus on React

● Deep understanding of JavaScript (ES6+), HTML5, CSS3, and modern frontend tooling (Webpack, Babel, etc.)

● Strong grasp of state management libraries (Redux, MobX, Context)

● Proven ability to build and scale React apps with performance in mind

● Experience in building checkout flows or subscription-based interfaces

● Comfortable integrating secure payment gateways and ensuring

frontend security

● Excellent collaboration skills in cross-functional and Agile teams

● Experience mentoring junior engineers and driving frontend architectural decisions

⭐ Bonus Skills & Good-to-Have

● Working knowledge of TypeScript or other typed languages

● Familiarity with cloud-native observability principles (e.g., tracing, logs, AIOps)

● Experience with design systems, component libraries, and accessible UI practices

● Exposure to CI/CD pipelines, frontend environment setup, and deployment strategies

● Experience working with e-commerce or SaaS marketplaces

🧠 Why This Role Matters

This role gives you the opportunity to define and lead the UI direction of a next-generation platform that combines observability and e-commerce. You’ll shape how thousands of developers and customers interact with one of the most important pieces of our client’s evolving ecosystem. If you're passionate about frontend excellence, user-centric product development, and working at the intersection of technology and design, this is your chance to make a global impact.

📘 About the Employment Model – Direct Employment

You will be hired directly by the client (Code Name: SORIN) and be part of their core product team in India. All aspects of your employment — including title, responsibilities, compensation, and performance review — will be directly managed by the client. Straatix is supporting the client in identifying and onboarding top-tier talent for this role.

Apply here: https://airtable.com/app0U8lKNDT4KiEnD/pagKI67YRVCs8Yrrn/form?prefill_Applied+Position=rec7tCBoD5m3mnPL3

What You'll Do:

• You will collaborate with a UX/UI designer and other frontend and middle-tier engineers to design, prototype, and build complex cloud-based web applications.
• You will assist other developers with the integration of UI components with backend logic, interface implementation, and troubleshooting.
• Supporting the existing UI is a must, however, there will be plenty of opportunities to create solutions for advanced functionality while making improvements to existing areas of the application, as well as with new features.

What Makes You A Great Fit :

• Hands-on experience with HTML, CSS frameworks, and JavaScript
• Must have an excellent understanding of the browser DOM.
• Firm grasp of lexical scoping, closures, and OO JavaScript.
• Proficient in native JavaScript as well as one or more frameworks/libraries such as jQuery, Ext JS, Backbone.js, ReactJS, Angular 6 and above, etc.
• Proficient with debugging and testing tools to troubleshoot and optimize the UI.
• Understanding of frontend security best practices and XSS, CSRF, e

👋🏼We're Nagarro.

We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at scale — across all devices and digital , and our people exist everywhere in the world (19000+ experts across 33 countries, to be exact). Our work culture is dynamic and non-hierarchical. We're looking for great new colleagues. That's where you come in.

REQUIREMENTS:

• Must-Have: Typescript
• Expertise in TypeScript, HTML CSS, React JS, Unit Testing, Webpack, Service Worker and Web Worker
• Knowledge of high-quality professional software engineering practices for the agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment
• Fundamental knowledge of design patterns
• Passionate about building great solutions
• Mentoring the team members to meet the client's needs and holding them accountable for high standards of delivery
• Knowledge of multi-site and multi-locale sites would be preferred
• Task delivery, Task status reporting, Proactive Contribution, Process Adherence, Autonomous task delivery, Effort estimation (Strong), Technical risk handling, Technical solutions (Strong), Risk management (Strong), Technical leadership (Capable), Client interaction, Interviewer, Pre-sales support.
• Knowledge of high-quality professional software engineering practices for the agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment
• Fundamental knowledge of design patterns
• Experience in communicating effectively with users, other technical teams, and management to collect requirements, describe software product features, and technical designs
• Passionate about building great solutions
• Mentoring the team members to meet the client's needs and holding them accountable for high standards of delivery
• Being able to understand and relate technology integration scenarios and be able to apply these learnings in complex troubleshooting scenarios

 RESPONSIBILITIES: 

• Writing and reviewing great-quality code
• Understanding functional requirements thoroughly and analyzing the client’s needs in the context of the project
• Envisioning the overall solution for defined functional and non-functional requirements, and being able to define technologies, patterns and frameworks to realize it
• Determining and implementing design methodologies and toolsets
• Enabling application development by coordinating requirements, schedules, and activities.
• Being able to lead/support UAT and production rollouts
• Creating, understanding and validating WBS and estimated effort for a given module/task, and being able to justify it
• Addressing issues promptly, responding positively to setbacks and challenges with a mindset of continuous improvement
• Giving constructive feedback to the team members and setting clear expectations.
• Helping the team in troubleshooting and resolving complex bugs
• Coming up with solutions to any issue that is raised during code/design review and being able to justify the decision taken
• Carrying out POCs to make sure that suggested designs/technologies meet the requirements

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers