(Senior) Data Engineer (Backend + APIs) (all genders welcome)

aiomatic builds a digital maintenance assistant that reduces unplanned downtime through predictive maintenance. It continuously analyzes machine data, detects anomalies early, and notifies teams with clear, actionable context.

Location: Hamburg (hybrid). You must be based within commutable distance to Hamburg, as one weekly on-site day is part of the role.

Tasks

• Data Storage Ownership: Own the foundations of our data storage layer, including schema design, migrations, performance tuning, and reliability.
• Data Modeling: Design clear, scalable schemas and data marts for analytics and product use cases.
• Backend Services: Develop backend services that expose storage-backed capabilities to the product.
• RESTful APIs: Design, implement, and maintain APIs with strong contracts, versioning, and observability.
• Quality & Operations: Improve test coverage, performance, and reliability through monitoring and thoughtful alerting.
• Collaboration: Work closely with product and engineering to translate requirements into robust data and API solutions.

Requirements

• Experience: 5+ years of professional software development experience, with substantial time in data engineering.
• Core Expertise: Strong expertise in Python and SQL.
• Data Storage: Hands‑on experience owning a database or warehouse, including schema design, performance, reliability, and access patterns.
• Warehouse: Experience with analytics‑oriented storage and modeling (e.g., data marts) and a pragmatic approach to cost and performance.
• Backend: Experience building backend services in Python.
• Database Layer: Hands‑on experience with ORM tools, especially SQLAlchemy.
• APIs: Strong experience designing and implementing RESTful APIs.
• Fundamentals: Solid understanding of software engineering best practices, testing, and production operations.

Benefits

• A job with meaning: Our mission is to make maintenance more sustainable and efficient. Your work helps tackle real‑world challenges in today’s industry.
• A team with a heart: We’re a close‑knit team—human, authentic, and open. We support each other and stick together.
• Real flexibility: Morning yoga or a midday workout? With flexible working hours, you can easily balance work and personal life.
• Perfect location: Our office is right in the heart of Hamburg, next to the City Hall—central and easy to reach.
• Workations: Want to work from somewhere else for a while? You can enjoy up to 4 weeks per year of “work from everywhere.”
• Team events: Whether it’s cooking together, outdoor adventures, or after‑work meetups—we regularly strengthen our team spirit through events.
• Free drinks: Oat milk coffee, Fritz‑Kol, or an after‑work beer—our fridge is always well stocked, and drinks are on us.
• Best hardware: From day one, you’ll get high‑quality hardware that fits your needs—you choose what works best for your daily work.