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Infoser Technological solutions, Hardware, Big Data Experts

Backend Developer (NodeJS & ExpressJS)

Infoser Technological solutions, Hardware, Big Data Experts
Spain · Full-time · Not Applicable

We are looking for a Senior Backend & Database Developer with around 5–7 years of experience. You will design, develop, and maintain scalable backend services and APIs, while also having a good understanding of frontend implementation to ensure cohesive product delivery.


Technical skills:

• At least 7 years of experience as Backend - Database developer:

• Backend: NodeJS w/ ExpressJS

• Database: PostgreSQL

• TypeScript

• Unit testing: Front/Vitest, Backend/Jest

• Experience on Git.

• Agile working with e.g. SCRUM, Kanban, SAFe


Nice to have:

• Frontend: ReactJS

• E2E testing: Playwright

• Azure CI/CD

• Microservices: NestJS


Other skills:

• Proficient in reading, writing, communicating in English

• Good communication skills, empathy.

• Proactivity (e.g. self-training skills), motivation, willing to learn.

• Creative thinking, problem-solving mindset.

• Flexibility and adaptability.

Key Skills

Ranked by relevance

microservices scrum
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Posted
Feb 23, 2026
Type
Full-time
Level
Not Applicable
Location
Spain

Industries

Information Services Technology Information Media IT Services IT Consulting

Categories

Information Technology Engineering Consulting

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