Senior Backend Engineer (Python)

About Us

Scalera is an ETH Zurich spin-off building AI-powered procurement software for the €200B+ European construction industry. Our platform automates supplier selection, tender management, and bid evaluation, already processing over CHF 8bn in tender volume for 110+ customers across Switzerland, Austria, and Germany. We’re a small, fast-moving team that works closely with users and applies genuinely new AI techniques to complex, real-world problems. We're growing our team and looking for an engineer who's excited about building the infrastructure behind intelligent procurement.

What You’ll Do

Own problems end-to-end: talk to users, understand their needs, and ship solutions Build and maintain Python backend services that bring AI capabilities into production (e.g. document parsing, supplier matching, bid scoring) Design and implement APIs and integrations connecting our AI systems with frontend applications and external platforms Develop data pipelines to ingest, normalize, and process large volumes of structured and unstructured construction data Collaborate with teammates on code reviews, testing, and CI/CD practices Contribute ideas on applying new AI techniques to real procurement challenges

What we're looking for

4+ years of backend engineering experience, with Python as your primary language Strong API design skills and experience with RESTful systems Hands-on experience with FastAPI or Django in production Solid understanding of databases, data modeling, and query optimization Experience with CI/CD and a strong focus on code quality and maintainability Ability to make progress in ambiguous environments. You can scope, prioritize, and deliver without perfect clarity Interest in AI/ML systems and how they behave in production Clear communicator and strong team collaborator

Fähigkeiten

PythonReactMySQLDjangoFastAPIPostgreSQLTerraformNext.js

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