Back End Developer

Freelance Node.js Developer – Zaragoza (Hybrid)

Contract until the end of the year (initially)

We are seeking a skilled Node.js Developer to join a dynamic team, working on the development and maintenance of modern web applications. The ideal candidate will have proven experience in building scalable applications using Typescript and Node.js. You will play a key role in ensuring high performance while collaborating with cross-functional teams.

Key Responsibilities:

• Design, build, and maintain efficient, reusable, and reliable code using Typescript and Node.js.
• Work within an Agile & Scrum environment to deliver high-quality software on time.
• Collaborate with cross-functional teams to define, design, and ship new features.

Must-Have Skills:

• Strong proficiency in Typescript and Node.js.
• Extensive experience with CI/CD tooling (pipelines, containerization, Jenkins, etc.).
• Solid understanding of Agile & Scrum methodologies.

Nice-to-Have Skills:

• Proficiency in ES6 modules/package structures (artifactories).
• Knowledge of SOLID principles.
• Experience with Vitest and React Query for testing.
• Familiarity with Playwright for end-to-end testing.