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# JavaScript Full Stack Engineer

- **Company:** Agileengine
- **Location:** Valencia, Spain
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Amazon Web Services, Microsoft Azure, Code Review, Databases, Continuous Integration, Dependency Injection, Software Design Patterns, Amazon DynamoDB, Middleware, PostgreSQL, MongoDB, MySQL, Node.Js, NoSQL, Redis, Software Engineering, TypeScript, Web Application Frameworks, ReactJS, Event Driven Architecture, Kubernetes, Graphql, React Redux, Asynchronous Programming, Api Design, NestJS, Restful APIs, Docker, Microservices
- **Published:** August 15, 2026
- **Apply:** https://es.trabajo.org/oferta-9000-73c24b38c7614ae15e077033be9ef449

## About the Role

optimization, asynchronous programming, and middleware); - Deep familiarity with software engineering principles and best practices (SOLID, DRY, and design patterns), and a solid understanding of how modern JS frameworks utilize them (e.g., Dependency Injection in NestJS); - Solid experience with React.js and TypeScript. You should be comfortable building type-safe components and managing complex application states; - Proficiency in both Relational (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB, Redis) databases; - Hands-on experience with AWS, Azure, or GCP, along with a strong understanding of CI/CD pipelines, Docker, and Kubernetes; - Proven experience with Microservices architecture, Event-Driven design, and robust RESTful/GraphQL API design; - Upper-Intermediate to Advanced English (both written and verbal) for seamless collaboration with global teams. PERKS AND BENEFITS - Professional growth: Mentorship, TechTalks, and personalized growth roadmaps. - Competitive

## Description

architecture, and continuous learning are at the forefront. We don't just offer a position; we offer a platform for you to work on sophisticated tech stacks that define the future of the industry. WHAT YOU WILL DO - Design and implement high-concurrency, scalable back-end services using Node.js and modern frameworks (NestJS, Express, or Fastify); - Create responsive, user-centric front-end experiences using React.js and its ecosystem (Redux/Zustand, Context API, Hooks); - Take full ownership of the development lifecycle-from initial concept, analysis, and estimation to architecture, deployment, and maintenance; - Work directly with US-based product owners and stakeholders to translate business requirements into technical reality; - Participate in code reviews and share your expertise to help elevate the technical standards of the entire team. MUST HAVES - 5+ years of professional software engineering experience, with a deep focus on Node.js and the JavaScript ecosystem (Event Loop


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