Senior Backend Engineer

🔥 44 minutes ago

🇩🇪 Germany – Remote

💵 €70k - €94.6k / year

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 1%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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simpleclub

WebsiteLinkedInAll Job Openings

51 - 200 employees

📚 Education

👥 B2C

☁️ SaaS

💰 Series A on 2022-06

Education • B2C • SaaS

simpleclub is a popular learning app that assists students in various subjects, offering video explanations, summaries, and practice exercises. With over 2 million monthly users, it aims to reduce stress and improve academic performance through personalized learning plans and AI tutoring features. The app supports educational growth from primary education through to preparation for final exams, making it a vital resource for students in school and vocational training.

📋 Description

• Develop backend features for AI-powered educator tools across architecture, implementation, deployment, and observability • Own the full lifecycle of backend services and features • Lead technical designs and architecture decision records for new and refactoring projects • Ensure stable, secure, and fast time to customer value • Integrate, experiment with, and improve AI-assisted development workflows • Create and manage AI skills, loops, and context files • Use agentic coding tools for refinement, planning, first drafts, and monitoring • Ship features collaboratively with Flutter engineers, product managers, and designers • Integrate 3D simulations and mini-apps with core app features such as progress, learning plans, and tests • Integrate the SpiceDB backend permission system • Develop a unified CMS for internally produced and customer-created content • Enable education providers to connect through SCORM/LTI integrations • Migrate the custom Firestore and trigger-based CMS to a modern API-first headless CMS

🎯 Requirements

• 7+ years of backend development on production systems • Experience owning services, debugging incidents at scale, mentoring engineers, and making architecture decisions • Experience in product trios or similar setups where engineers shape the product • Daily use of AI coding tools; ability to explain workflow, skills, context management, agent orchestration, and responsible use • Strong experience with NoSQL, especially Firestore • Strong experience with relational databases, especially PostgreSQL/Spanner • Experience with schema migration and transformation tasks • Understanding of API design, caching, and high-performance content delivery • Clear, async-first communication and strong written documentation skills • English as the working language • Comfortable with asynchronous, event-driven systems such as Pub/Sub or webhooks • Experience with Node.js and TypeScript • Experience with Claude, Terraform, and GCP, including Firestore and Spanner

🏖️ Benefits

• Unlimited paid holidays • Work from anywhere • Team events • A great culture • Perk Budget • Join a purposeful mission • Salary reviewed at least once a year • Equality, inclusion, and diversity environment • Remote-first culture • Async-friendly, collaborative work environment • Deep-work focus without constant meetings • Onboarding support and necessary resources • High autonomy with support from an experienced engineering lead