Software Engineer API - Node.js, SQL

You are interested in the position as Software Engineer API (f/m/d) - Node.js, SQL at smartclip Europe GmbH? On the job platform Instaffo, you can apply for this and other jobs with ease. Create your profile in under 3 minutes and start the application process with just a few clicks. Please note that the position is only available to applicants from Germany. The language requirements for this position are: English - Fluent. The estimated salary range from XING does not necessarily correspond to the salary range of this job offer.

You're not just coding APIs - you're unlocking achievements in a high-paced, ever-changing arena.

• Be part of a small but mighty squad (currently 3 devs * soon +2).
• Knowledge-sharing culture & frequent code reviews = constant XP boost.
• Ownership of your code: monitoring, greenkeeping, improving.
• Hybrid playstyle: work remote, but meet IRL in Berlin HQ at least once a week.
• Work on complex systems where your input actually changes the meta.

Activities

• Develop and maintain microservices that connect worlds (internal & external systems).
• Command side quests (and sometimes the main questline) when the Tech Lead is away from keyboard.
• Shape the team's strategy with your strong opinions and battle-tested experience.
• Master the arts of authentication & authorization (OAuth, Auth0 integrations, specs reading = your spellbook).
• Design & optimize SQL databases like a level 99 architect (bonus points for PostgreSQL mastery).

Must-have Powers:

• 5+ years XP as Backend/API Developer in Node.js + TypeScript.
• Legendary SQL & DB design skills (PostgreSQL = epic weapon).
• ORM wisdom (knowing both the buffs and nerfs).
• Strong in automated testing (jest/mocha, coverage quests).
• Docker, Git, JavaScript, SQL - all mastered.

Bonus Perks (Nice-to-have Items):

• AWS, Grafana, Prometheus, Graylog.
• Academic background (Computer Science, Software Engineering).
• Leadership XP (professional, not disciplinary).

smartclip is the adtech development unit of RTL Group - Europe's leading free-to-air broadcaster group. Our proprietary advertising technology is custom-built for the needs of European broadcasters and publishers - enabling media owners to implement smarter monetisation strategies. We are committed to delivering the most innovative ad experiences spanning in-stream, out-stream, addressable TV, connected TV, audio, and gaming - ultimately empowering brands with true cross-screen storytelling opportunities on all devices. Headquartered in Hamburg, smartclip has offices in Berlin, Munich, Düsseldorf, Cologne, Gütersloh, Amsterdam, and Paris.