Senior Web Developer (React JS)

🏢 About Wissen Technology

Wissen Technology is a global product engineering firm delivering niche, custom-built solutions since 2015. With over 2,000 employees across the US, UK, India, and beyond, they specialize in mission-critical systems for industries like finance, healthcare, and retail. They are known for an outcome-based delivery model that emphasizes quality and faster time-to-market.

🎯 The Role

We are seeking a highly skilled Senior Web Developer (React.js) to own end-to-end UI modules. You will play a key role in designing frontend architecture, optimizing high-performance applications, and setting engineering standards within a collaborative, fast-paced environment.

🛠️ Tech Stack

• Core: React.js, TypeScript, JavaScript
• State Management: Zustand, TanStack Query, Context API
• Testing: Jest, React Testing Library, Cypress
• Architecture: Micro-frontends, Component Libraries

💼 What You'll Do

• Build and maintain high-quality, scalable frontend applications.
• Architect reusable components and frontend frameworks.
• Drive performance improvements via lazy loading, memoization, and rendering optimizations.
• Partner with cross-functional teams to align UI deliverables with client business objectives.
• Mentor the team through code reviews and technical guidance.

✅ What You'll Need

• 6-8 years of professional experience in frontend web development.
• Hands-on experience with React.js in production environments.
• Mastery of TypeScript and modern state management patterns.
• Proven track record of working on enterprise-level, large-scale applications.
• Strong ownership mindset and ability to collaborate across teams.

🌟 Nice to Have

• Knowledge of micro-frontend architecture.
• Experience with CI/CD and DevOps practices for frontend.
• Familiarity with WebSockets and real-time data handling.
• Commitment to accessibility (A11y) and core web vitals.