Back-End Developer

Position: Back End Developer
Contract type: Freelance B2B.
Contract Length: 6 months+ Ext.
Location: 1 day a week on-site in Madrid and the rest remote.
Languages: Spanish is Mandatory and English is a plus.
Proficient in Node.js, Express, and related frameworks.
Experience with Hexagonal Architecture
Strong understanding of RESTful API design and implementation.
Knowledge of SQL and NoSQL databases
Familiarity with version control tools
Experience with testing frameworks
Understanding of security best practices for Back End systems.
Experience with cloud platforms is a plus.

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