Senior Product Engineer, Backend (Node.js + Go)

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Product Engineer, Backend (Node.js + Go) in Switzerland.

This role sits at the intersection of backend engineering, distributed systems, and next-generation AI-driven infrastructure. You will help build the core backend platform powering an agentic AI observability product designed for scale, reliability, and developer usability. Working in a fast-moving, highly technical environment, you will collaborate closely with AI engineers to productionize complex agent workflows and ensure they run securely and efficiently. The position involves designing resilient systems, optimizing performance-critical components, and shaping architectural decisions for a rapidly evolving platform. You will contribute to both product and platform strategy while helping define how autonomous AI systems operate in production. This is a high-impact role for engineers who enjoy solving deep technical challenges at the frontier of AI and infrastructure.

Accountabilities

• Build and evolve backend infrastructure for an agentic AI observability platform using Node.js and Go
• Collaborate with AI engineers to productionize and optimize agent workflows for reliability and performance
• Design and implement secure execution environments for untrusted or dynamically generated code
• Develop distributed systems components with a focus on scalability, resilience, and async processing
• Own and improve platform stability, including monitoring, observability, and incident response readiness
• Establish engineering patterns for agentic services, including debugging, system design, and reliability standards
• Contribute to architectural decisions and technical roadmap shaping for the backend platform
• Mentor engineers and support knowledge sharing across backend and platform teams
  
  

Requirements

• Strong professional experience with Node.js, and solid proficiency in Go
• Deep understanding of distributed systems, asynchronous architectures, and production-grade backend services
• Experience designing and operating highly reliable and scalable systems in production
• Interest in AI systems, agentic workflows, or infrastructure supporting LLM-based applications
• Experience working with or securing environments involving untrusted code execution
• Strong engineering judgment and ability to leverage modern AI-assisted development tools effectively
• Excellent communication skills with a strong focus on documentation and collaboration
• Nice to have: experience with agentic AI systems, LLM pipelines, or sandboxed execution environments
• Nice to have: familiarity with OpenTelemetry or observability platforms
• Nice to have: experience in high-growth or venture-backed startup environments
  
  

Benefits

• Competitive salary with meaningful equity participation
• Fully remote-first flexibility with offices in major European hubs
• €60 monthly allowance for phone and internet expenses
• Strong engineering culture focused on innovation and high ownership
• Direct collaboration with experienced founders and technical leadership
• Fast-paced environment with high visibility and real product impact
• Clear career growth and professional development opportunities
• Location-specific additional benefits depending on region
  
  

How Jobgether Works

We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.

We appreciate your interest and wish you the best!

Why Apply Through Jobgether?

Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.