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Senior Backend Engineer – Full-Stack Integration
Winid SpainSenior Backend Engineer responsible for server-side architecture and owning features from database to UI in a sustainable tech company based in Madrid.
Tech Stack
Tools & technologiesAWSJavaScriptMicroservicesNode.jsNoSQLReactSQLTypeScript
About the role
Key responsibilities & impact- Architect, develop, and maintain high-performance microservices and serverless functions (Node.js/TypeScript)
- Take responsibility for 'vertical' slices of the product
- Lead the evolution of the serverless 'Hub'
- Define and maintain TypeScript interfaces
Requirements
What you’ll need- 6+ years of experience with a mastery of Node.js and TypeScript
- Proficient in React.js to build and maintain interfaces
- Strong experience with AWS (Serverless), event-driven architectures, and SQL/NoSQL databases
- Fluent in English (C1)
Benefits
Comp & perks- Competitive salary
- Monthly specialized benefits
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
Node.jsTypeScriptReact.jsmicroservicesserverless functionsevent-driven architectureSQLNoSQLinterfaces
Soft Skills
leadershipresponsibility