Full-stack Developer

Full Stack EngineerStealth mode startup is looking for a versatile Full Stack Engineer to join our product development team. You'll build end-to-end features spanning from elegant user interfaces to robust backend systems, working with modern frameworks like React and Next.js while contributing to the full application lifecycle while leveraging AI-powered development tools to maximize productivity and code quality.About the CompanyFintech company focused on delivering innovative software solutions that solve real-world investment decision-making and problems.Key Responsibilities- Develop and maintain full stack features using React and Next.js on the frontend with Node.js or Python backends- Leverage AI coding assistants (GitHub Copilot, Claude Code, Cursor, etc.) to accelerate development, improve code quality, and solve complex problems efficiently- Build responsive, performant, and accessible user interfaces with modern React patterns (hooks, context, custom components)- Design and implement RESTful APIs and integrate them seamlessly with frontend applications- Optimize application performance on both client and server side, including code splitting, lazy loading, and caching strategies- Work with databases (SQL and NoSQL) to design schemas, write efficient queries, and manage data flows- Implement server-side rendering (SSR) and static site generation (SSG) with Next.js for optimal SEO and performance- Write comprehensive tests across the stack including unit, integration, and end-to-end tests- Collaborate with designers, product managers, and other engineers to deliver high-quality features from concept to deployment- Participate in the full development lifecycle including planning, code reviews, deployment, and monitoringRequired Qualifications- 2–4 years of professional full stack development experience- Strong proficiency in React.js and modern JavaScript/TypeScript- Hands-on experience with Next.js including App Router, server components, and API routes- Demonstrated ability to effectively use AI coding tools such as GitHub Copilot, Claude Code, Cursor, or similar assistants to enhance productivity- Solid understanding of frontend fundamentals: HTML5, CSS3, responsive design, and web accessibility- Experience with backend development using Node.js OR Python- Proficiency with at least one backend framework (Express.js, Nest JS, Fast API, Django, or Flask)- Experience with relational and/or NoSQL databases (PostgreSQL, MongoDB, MySQL)- Familiarity with state management solutions (React Context, Redux, Zustand, or similar)- Understanding of RESTful API design and integration patterns- Experience with version control (Git) and collaborative development workflows- Strong problem-solving skills and attention to detail- Excellent communication and teamwork abilities- Bachelor's degree in Computer Science, related field, or equivalent practical experiencePreferred Qualifications- Experience with TypeScript in production applications- Knowledge of modern CSS frameworks and solutions (Tailwind CSS, CSS Modules, styled-components)- Familiarity with GraphQL and tools like Apollo Client or React Query/TanStack Query- Experience with testing frameworks (Jest, React Testing Library, Playwright, Cypress)- Understanding of containerization and cloud platforms (Docker, AWS, Vercel, Google Cloud)- Knowledge of CI/CD pipelines and automated deployment processes- Experience with monorepo tools (Turborepo, Nx)- Familiarity with Web3, PWAs, or other emerging web technologies- Understanding of performance monitoring tools (Lighthouse, Web Vitals, Sentry)- Experience with design systems and component libraries- Active GitHub profile or portfolio showcasing full stack projectsWhat We Offer- Competitive salary and equity compensation package- Premium subscriptions to AI coding tools (GitHub Copilot, Cursor, Claude, etc.)- Comprehensive health insurance- Professional development budget for courses, conferences, and certifications- Modern tech stack and tools to help you do your best workNote : Candidate has to work from Lucknow. This will be the base and HQ for the company