Back End Engineer (Spain, Portugal, UK)
Vizzuality
Location
Remote (UK)
Type
Full-time
Posted
Jan 13, 2026
Compensation
EUR 30000 – 49000
Mission
What you will drive
Core responsibilities:
- Design and develop cross-functional, multi-platform application systems to ingest, process, analyze, and serve large amounts of data in the cloud, often in real-time
- Ensure software craftsmanship, availability, resilience, and scalability of backend systems
- Take the lead in client meetings to define requirements and propose technical solutions
- Liaise with data scientists, front-end engineers, project managers, and designers to find creative technical solutions
Impact
The difference you'll make
This role creates positive change by developing data-driven tools and applications that empower people to make positive changes for a fair and sustainable planet, working on projects focused on climate change, biodiversity, and inequality.
Profile
What makes you a great fit
Required skills and experience:
- Proficiency in NodeJS/TypeScript with experience in backend development
- Knowledge of relational and non-relational databases, including proficiency in SQL
- Experience with Docker or container technologies for development and production
- Experience with cloud infrastructure setup and infrastructure as code (Terraform)
- Proficiency in writing automated tests and maintaining good documentation
Benefits
What's in it for you
Compensation and perks:
- Salary range: €30,000 - €49,000 depending on experience
- Flexible work options: full-time or part-time contract (minimum 80% time dedication)
- Remote work or office in Madrid
- Supportive team environment with opportunities for skill development
- Work with world-class organizations and academics in machine learning, remote sensing, and planetary data
About
Inside Vizzuality
Vizzuality is a world-leading technology, design, and science agency whose purpose is to reach a fair and sustainable planet by creating tools that radically empower people to make positive changes now. They design and develop data-driven tools and applications for international organizations focusing on climate change, biodiversity, and inequality.