Fullstack Engineer (Node.js)

Goodweek; Madrid; Presencial; EUR 55.000 - 85.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Health insurance

Descripción de la vacante

Goodweek is seeking a talented Software Engineer to join our Engineering team and help us build an innovative product that enhances productivity for thousands of users. You will design, develop, and maintain scalable features in a secure, reliable system.

You will collaborate with product, engineering, and DevOps across teams in France, Spain, and the US to drive architecture decisions, implement robust backend services with Node.js and TypeScript, and ensure high performance.

Formación

• 5+ years with Node.js/TypeScript stack (NestJS/React).
• Strong knowledge of backend scalability and security.
• Experience with databases, authentication, and cloud platforms.
• Familiar with CI/CD and Git workflows in agile teams.
• Bonus: AI/ML development experience (LLMs, RAG).
• Strong technical communication and agile mindset.
• Ability to document architectural decisions and balance quality with speed.

Responsabilidades

• Design, develop, and maintain the digital product with scalability and security.
• Build, test, and deploy new features in agile cycles.
• Contribute to architecture and tech stack decisions.
• Ensure code quality, performance, and security.
• Troubleshoot and resolve technical issues.
• Document and share technical knowledge.
• Collaborate with product, engineering, and DevOps teams.

Conocimientos

Node.js + TypeScript

Backend architecture

Security best practices

Cloud platforms

Agile methodologies

Technical communication

AI/ML familiarity

Architectural decisions

Delivery speed vs quality

Herramientas

CI/CD

Git workflows

NestJS

React

Descripción del empleo

At Goodweek, we're building a next-generation AI tool designed to revolutionize business productivity. We are focusing on delivering a secure, scalable, and reliable system that supports real business use cases across different departments. The goal is to make AI practical, controlled, and truly embedded in how modern organizations operate.

Our team spans across France, Spain, and the United States, and our vision is backed by 6 international investment funds.

To accelerate our growth, we're looking for a talented Software Engineer to join our Engineering team and help us build an innovative product that will make a real impact on how thousands of users work every day.

Tasks

You’ll design, develop, and maintain our digital product, ensuring scalability, performance, and security while delivering features that truly meet business and client needs.

More specifically, you will:

• Develop components with clean, maintainable code
• Build, test, and deploy new functionalities in agile cycles
• Participate in architecture and tech stack decisions
• Ensure code quality, performance, and security
• Troubleshoot and resolve technical issues
• Document and share technical knowledge
• Collaborate closely with product, engineering, and DevOps teams to build innovative solutions.

Requirements

Technical background

• 5+ years of experience with Node.js + TypeScript stack (NestJS/React)
• Solid understanding of backend architecture, scalability, and security best practices
• Experience with databases, authentication, and cloud platforms
• Familiar with CI/CD, Git workflows, and agile methodologies
• Bonus: strong familiarity with AI/ML development (LLMs, RAG, or similar)
• Strong technical communication
• Agile mindset focused on product and business value
• Ability to document architectural decisions
• Balance between code quality and delivery speed

Technical English required

• Health insurance provided by the employer
• Daily use of English through close collaboration with teams in the US and France