(Senior) Product Engineer (Backend) (m/f/d)
Core
Design, develop, and maintain scalable backend services for SaaS products while taking ownership of features from problem discovery through rollout and impact measurement.
Role type
Senior Product Engineer (Backend)
Builds
APIs, data models, integrations, and backend capabilities for SaaS products serving frontline employees in retail, manufacturing, and logistics.
Domain
SaaS / Backend Engineering / AI-enabled development
Deliverable
production ML models | product features
Required skills
Kotlin, Java, web frameworks (Micronaut, Spring), SaaS development, backend engineering fundamentals, product-minded approach, AI coding assistants (Cursor, Claude Code, GitHub Copilot), instrumentation and experimentation (A/B testing, Grafana, Mixpanel), Kubernetes, Helm, PostgreSQL, messaging technologies (RabbitMQ, Apache Kafka)
Preferred skills
Experience working from design mockups or prototypes
Technologies
Kotlin, Java, Micronaut, Spring, RabbitMQ, Apache Kafka, PostgreSQL, Kubernetes, Helm, Grafana, Mixpanel
Responsibilities
Design and maintain reliable backend services; Build APIs and integrations; Collaborate with product managers, designers, and engineers; Use AI coding assistants to accelerate development; Focus on user outcomes through prototyping and experimentation; Contribute to technical decisions and scalable architecture.
Seniority
Senior, hands-on IC