Senior Backend Engineer / Senior Backend Engineeress

Scalera AG - April 7, 2026

Company Overview

RA Scale AG is an ETH Zurich spin-off that pioneers an AI-powered SaaS platform aimed at automating tenders and supplier selection within the construction industry. Based in Zurich, our dynamic team of approximately 20 employees is actively expanding our reach into Germany and Austria.

Job Responsibilities

  • Design and implement scalable backend services for our AI-powered SaaS platform.
  • Develop microservices and APIs using Go, Python, or TypeScript.
  • Architect and operate distributed systems on cloud infrastructure (GCP).
  • Optimize performance, scalability, and system reliability.
  • Integrate data sources and develop interfaces for internal AI models.
  • Collaborate with front-end and DevOps teams on system design and deployment.
  • Ensure code quality, testing, and proper documentation.
  • Contribute to the long-term backend architecture and technical roadmap.

Qualifications

  • Several years of professional experience as a backend or software engineer in a cloud environment.
  • Strong proficiency in at least one of the following languages: Python, C#, or Java.
  • Experience with microservices, event-driven architectures, and API design.
  • Proficient in managing databases such as PostgreSQL, DynamoDB, Redis, or similar.
  • Familiarity with cloud technologies (GCP) and CI/CD pipelines.
  • Understanding of system architecture, scaling strategies, and observability.
  • A strong commitment to quality, a structured approach to work, and enthusiasm for complex systems.
  • Excellent English skills required; German language proficiency is an advantage.

Employment Terms

  • Permanent full-time position (100%).
  • Workplace: Zurich (Sihlcity).
  • Start date: to be agreed upon.
  • Enjoy a modern working environment with a high degree of personal responsibility and flexible working hours.

Apply online using the form below. Please note that only applications matching the job profile will be considered.

Location : Zürich
Country : Switzerland

Application Form

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