Software Development Engineer II - Full Stack Technologies

As a Fullstack SDE II at NxtWave, you will have the opportunity to build applications at a scale and witness their quick release to NxtWave learners within weeks. You will take ownership of the features you build and collaborate closely with the product team. Working in a great culture at NxtWave will empower you to continuously grow in your career, providing you with the freedom to experiment and learn from mistakes with the motto of "Fail Fast, Learn Faster". NxtWave, being one of the fastest-growing edtech startups, offers you first-hand experience in scaling the features you build as the company experiences rapid growth. You will be working in a world-class developer environment where you can apply clean coding principles, code architecture, and more. **Key Responsibilities:** - Lead design and delivery of complex end-to-end features across frontend, backend, and data layers. - Make strategic architectural decisions on frameworks, datastores, and performance patterns. - Review and approve pull requests, enforcing clean-code guidelines, SOLID principles, and design patterns. - Build and maintain shared UI component libraries and backend service frameworks for team reuse. - Identify and eliminate performance bottlenecks in both browser rendering and server throughput. - Instrument services with metrics and logging, driving SLIs, SLAs, and observability. - Define and enforce comprehensive testing strategies: unit, integration, and end-to-end. - Own CI/CD pipelines, automating builds, deployments, and rollback procedures. - Ensure OWASP Top-10 mitigations, WCAG accessibility, and SEO best practices. - Partner with Product, UX, and Ops to translate business objectives into technical roadmaps. - Facilitate sprint planning, estimation, and retrospectives for predictable deliveries. - Mentor and guide SDE-1s and interns; participate in hiring. **Qualifications & Skills:** - 3 to 5 years building production Full stack applications end-to-end with measurable impact. - Proven leadership in Agile/Scrum environments with a passion for continuous learning. - Deep expertise in React (or Angular/Vue) with TypeScript and modern CSS methodologies. - Proficient in Node.js (Express/NestJS) or Python (Django/Flask/FastAPI) or Java (Spring Boot). - Expert in designing RESTful and GraphQL APIs and scalable database schemas. - Knowledge of MySQL/PostgreSQL indexing, NoSQL (ElasticSearch/DynamoDB), and caching (Redis). - Knowledge of Containerization (Docker) and commonly used AWS services such as lambda, ec2, s3, api gateway etc. - Skilled in unit/integration (Jest, pytest) and E2E testing (Cypress, Playwright). - Frontend profiling (Lighthouse) and backend tracing for performance tuning. - Secure coding: OAuth2/JWT, XSS/CSRF protection, and familiarity with compliance regimes. - Strong communicator able to convey technical trade-offs to non-technical stakeholders. - Experience in reviewing pull requests and providing constructive feedback to the team. In addition to the qualifications and skills required, NxtWave values certain qualities in candidates: - The attitude to always strive for the best outcomes and an enthusiasm to deliver high-quality software. - Strong collaboration abilities and a flexible & friendly approach to working with teams. - Strong determination with a constant eye on solutions. - Creative ideas with a problem-solving mindset. - Be open to receiving objective criticism and improving upon it. - Eagerness to learn and zeal to grow. - Strong communication skills is a huge plus. Please note that the work location for this position is Hyderabad. As a Fullstack SDE II at NxtWave, you will have the opportunity to build applications at a scale and witness their quick release to NxtWave learners within weeks. You will take ownership of the features you build and collaborate closely with the product team. Working in a great culture at NxtWave will empower you to continuously grow in your career, providing you with the freedom to experiment and learn from mistakes with the motto of "Fail Fast, Learn Faster". NxtWave, being one of the fastest-growing edtech startups, offers you first-hand experience in scaling the features you build as the company experiences rapid growth. You will be working in a world-class developer environment where you can apply clean coding principles, code architecture, and more. **Key Responsibilities:** - Lead design and delivery of complex end-to-end features across frontend, backend, and data layers. - Make strategic architectural decisions on frameworks, datastores, and performance patterns. - Review and approve pull requests, enforcing clean-code guidelines, SOLID principles, and design patterns. - Build and maintain shared UI component libraries and backend service frameworks for team reuse. - Identify and eliminate performance bottlenecks in both browser rendering and server throughput. - Instrument services with metrics and logging, driving SLIs, SLAs, and observability. - Defi