Senior Full-Stack JavaScript Developer (Next.js & NestJS)
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About the Role
We are seeking a seasoned Senior Full-Stack JavaScript Developer with over 5 years of professional experience to join our engineering team. You will lead the development of complex, mission-critical web applications, leveraging Next.
Key Skills for This Role
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Role Overview
We are seeking a seasoned **Senior Full-Stack JavaScript Developer** with over 5 years of professional experience to join our engineering team.
You will lead the development of complex, mission-critical web applications, leveraging **Next.js** for high-performance frontends and **NestJS** for robust, enterprise-grade backends.
As a senior member of the team, you will be expected to make high-level architectural decisions and mentor junior developers.
Key Responsibilities
- **Architectural Leadership:** Lead the design and implementation of end-to-end features, ensuring the overall system architecture is scalable, secure, and maintainable.
- **Advanced Frontend Development:** Build highly performant, accessible, and responsive user interfaces using Next.js (App Router, Server Components, and optimized rendering strategies).
- **Enterprise Backend Design:** Architect modular and testable services using NestJS, implementing complex business logic, dependency injection, and microservices where applicable.
- **Database & Infrastructure:** Design sophisticated database schemas, optimize complex queries, and oversee data integrity across SQL/NoSQL environments.
- **Code Excellence & Mentorship:** Conduct rigorous code reviews, establish engineering best practices, and mentor junior and mid-level developers to foster technical growth.
- **Strategic Collaboration:** Partner with stakeholders and product owners to translate business goals into technical roadmaps and architectural designs.
- **Security & Reliability:** Implement advanced security protocols (OAuth, JWT, Rate Limiting) and comprehensive testing suites (Unit, Integration, E2E).
Technical Requirements
**Core Languages -** JavaScript (ES6+), **TypeScript (Expert Level)**
**Frontend -** **Next.js**, React, Tailwind CSS, State Management (Zustand, Redux, or Context API)
**Backend -** **NestJS**, Node.js, TypeORM / Prisma, Microservices, Event-driven architecture
**Databases -** PostgreSQL, MySQL, or MongoDB; Advanced Redis usage
APIs -** RESTful APIs, GraphQL, WebSockets, gRPC
**DevOps & Tools -** Git, Docker, Kubernetes, CI/CD, AWS/Vercel/Azure
Qualifications
- **Experience:** **5+ years** of professional software development experience, with a significant focus on full-stack JavaScript/TypeScript environments.
- **Expertise:** Deep, demonstrable experience shipping production-grade applications using **Next.js** and **NestJS**.
- **System Design:** Proven ability to design distributed systems and manage complex data flows between the client and server.
- **Problem Solving:** Experience solving "at-scale" challenges, such as performance bottlenecks, memory leaks, and high-concurrency issues.
- **Education:** Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field (or equivalent senior-level industry experience).
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