Durable Workflows Engineer

• Support Swisscom's HR automation platform for enterprise workflows
• Operate and evolve a self-hosted workflow platform on AWS with Temporal
• Design and ship durable workflows in Python, including human approvals and safe changes in flight
• Build infrastructure as code and run containerized services with CI/CD ownership
• Ensure reliable rollouts and rollbacks, vulnerability scanning and patching
• Ensure security, least-privilege access and observability end to end
• Maintain clear audit trails and ensure work is not lost in flight
• Take initiative and keep processes observable end to end

• Proven experience with Temporal in production, including versioning in-flight workflows, determinism and replay
• Python as primary programming language
• Hands-on AWS experience, including infrastructure as code and running services at scale
• Production experience with AWS ECS, Docker, and AWS Python CDK
• Solid understanding of identity and authorisation in enterprise contexts
• Experience with safe token handling under concurrency
• Experience with OpenTelemetry, including tracing across asynchronous, long-running processes
• Degree (ETH/Uni/AUS) in Computer Science or an equivalent qualification
• Fluent English
• German or Italian is a plus

• 60–100% remote work arrangement
• Flexible work percentage (60–100%)