Fullstack Engineer (Node.js/React)

Goodweek
Municipality of Madrid, Spain
yesterday

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Shift work
Languages
English
Experience level
Senior

Job location

Remote
Municipality of Madrid, Spain

Tech stack

Clean Code Principles
Agile Methodologies
Artificial Intelligence
User Authentication
Cloud Computing
Software Quality
Databases
Continuous Integration
DevOps
Node.js
Software Architecture
TypeScript
React
Large Language Models
Git Flow
NestJS

Job description

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. 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)

Soft skills

  • 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

Benefits & conditions

  • Health insurance provided by the employer
  • Flexible working hours
  • Hybrid remote work
  • Daily use of English through close collaboration with teams in the US and France

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