Senior Software Engineer – Backend

Amazon RIVR in Zürich seeks a Senior Backend Engineer to design and operate server-side systems for its robotics delivery platform, focusing on scalable microservices and cross-functional collaboration.

Amazon RIVR is developing Physical AI for doorstep delivery, and this position centers on building the server-side infrastructure that supports the robotics fleet. The engineer will create reliable microservices and integrations to handle fleet operations, process data, and connect with customer systems in a cloud-native setting.

Responsibilities

• Create and maintain backend services that link the RIVR platform with customer environments.
• Build and improve the backend foundation supporting robot operations.
• Develop components to collect Key Performance Indicators and generate insights on platform performance and business impact.
• Help shape the architecture, reliability, and scalability of backend systems using containerized microservices.
• Work closely with frontend, robotics, and infrastructure teams to ship complete features.

Requirements

• Around five years of hands-on experience designing, deploying, and running backend systems within a Service-Oriented Architecture.
• Proficiency in at least one of these languages: TypeScript, Java, C++, or Python.
• Proven ability to decompose services effectively.
• Solid background in API design.
• Familiarity with various interaction patterns such as RPC, publish/subscribe, or event-driven models.
• Experience working with at least two different database technologies.
• Understanding of how to balance consistency against availability and performance.
• Track record of managing at least five major services on a major cloud provider, with AWS being highly valued.
• Experience integrating with complex third-party APIs and creating reliable distributed workflows (e.g., task queues, state machines), OR building event-driven apps and scalable data pipelines (e.g., Kafka, message queues, serverless functions).
• A business-focused approach to solving problems and delivering value through technology.
• Strong ownership mindset, willing to step outside immediate expertise to solve issues.
• Ability to build trust through candid, constructive feedback.
• Willingness to join on-call rotations to maintain production system reliability.
• Excellent communication skills to explain technical concepts clearly and align diverse teams.

Nice to have

• Experience configuring and operating CI/CD pipelines.
• Background in robotics, IoT, fleet management, or real-time data streaming.
• Strong familiarity with observability tools like OTLP, Grafana, or Prometheus, especially for devices with intermittent connectivity.

About the company

Amazon RIVR is dedicated to fostering a diverse and inclusive workplace where every perspective is valued. The company emphasizes collaboration and requires team members to work on-site at office locations to ensure the best outcomes.

• Commitment to diversity and inclusion, valuing every team member's perspective.
• Collaborative work environment requiring in-office presence to maximize teamwork.