Full-Stack Developer (Frontend Focus)

Role Overview: You are a Full-Stack Developer (Frontend Focus) at LvlUp Labz, a Mumbai-based software development agency. Your primary responsibility is to build the iGaming user interface, creating complex, real-time React components that display live odds, handle bet placement, and manage thousands of updates per second. While focusing on frontend development, you will also write Node.js APIs when required and collaborate closely with backend developers. Key Responsibilities: - Build iGaming UI components including live odds display, markets, and real-time updates - Implement real-time features using WebSocket/Socket.io with optimistic updates and live data streaming - Develop responsive, high-performance React applications capable of handling thousands of concurrent updates - Integrate with Node.js backend APIs and manage complex application state using Redux Toolkit - Write Node.js APIs for frontend requirements and understand backend integration contracts - Optimize frontend performance through virtualization, memoization, lazy loading, and code splitting - Collaborate with designers to implement pixel-perfect, responsive betting interfaces - Participate in code reviews and maintain high code quality standards - Stay updated with React/Next.js best practices and modern frontend trends Qualifications Required: - 2-4 years of professional experience in full-stack development - Strong expertise in React (hooks, context, advanced component patterns) - Proficiency in Next.js 14/15 (App Router, Server Components, SSR/SSG) - Real-time UI development experience with WebSocket integration and live data handling - TypeScript proficiency and modern JavaScript (ES6+) - State management experience with Redux Toolkit, Zustand, or Context API - Node.js/Express fundamentals including writing REST APIs and understanding backend integration - Experience with responsive design and CSS frameworks (Tailwind CSS preferred) - Excellent problem-solving and communication skills - Bachelor's degree in Computer Science, Engineering, or related field Nice to Have: - Trading platform, fintech UI experience - Performance optimization for high-frequency data updates - Experience with Radix UI, shadcn/ui, or similar component libraries - Real-time charting or data visualization libraries - Understanding of betting/gaming UX patterns and user flows - React Query or SWR for efficient data fetching Company Details: LvlUp Labz is a Mumbai-based software development agency that partners with innovative businesses to build custom applications, platforms, and systems. Specializing in creating custom web and mobile applications, fintech solutions, SaaS platforms, and API development, the company serves industries such as fintech, e-commerce, iGaming, and healthcare technology. LvlUp Labz is expanding its engineering team to work on exciting projects, including a real-time betting exchange platform for an international iGaming client, alongside fintech applications and SaaS solutions. The company emphasizes "Vibe Coding," using AI coding tools daily to accelerate development and focus on solving interesting UI/UX challenges. The tech stack includes React 19, Next.js 15, TypeScript, Redux Toolkit, Socket.io-client, Tailwind CSS, Radix UI for frontend, and Node.js, Express, Prisma ORM, PostgreSQL, Redis, Kafka for backend, with infrastructure on Docker, AWS, Nginx. Applications are reviewed daily, and qualified candidates are being processed swiftly.,