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Bertelsmann SE & Co. KGaA

Senior Software Engineer – API, Node.js, SQL

Bertelsmann SE & Co. KGaA

Backend/API Developer focused on microservices and system integration at smartclip. Leveraging expertise in Node.js and SQL databases for effective team strategy and execution.

Posted 7/14/2026full-timeBerlin • 🇩🇪 GermanySeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in Backend/API Development with a focus on Node.js and TypeScript, alongside strong SQL database design skills, particularly in PostgreSQL. Proficient in automated testing and containerization technologies, contributing to team strategy and system integration.

Highest-signal resume keywords
Backend/API DevelopmentNode.jsTypeScriptSQL Database DesignAutomated Testing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Backend/API DevelopmentNode.jsTypeScriptSQL Database DesignPostgreSQLAutomated TestingORMDockerJavaScriptGit
Soft Skills
Team StrategyStrong Opinions
Tools & Technologies
OAuthAuth0JestMochaAWSGrafanaPrometheusGraylog

Tech Stack

Tools & technologies
AWSDockerGrafanaJavaScriptJestMicroservicesMochaNode.jsPostgresPrometheusSQLTypeScript

About the role

Key responsibilities & impact
  • 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).

Requirements

What you’ll need
  • 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
  • Nice-to-haves: AWS, Grafana, Prometheus, Graylog.

Benefits

Comp & perks
  • 30 days of vacation + Dec 24 & 31 off
  • Smart Fridays (4 days week possible)
  • Mobility (Germany ticket & JobRad)
  • Sports & health offerings
  • Mental health support
  • Corporate benefits
  • RTL+ access and more.