Principal Backend Engineer (GO)

Context & Project
You will join an ambitious 10-person engineering team based in Amsterdam, working on an internal AI platform that powers a wide ecosystem of digital products. This platform sits at the core of multiple business units and enables scalable, AI-driven product development across markets.
The team is entering a new phase, building foundational infrastructure to support advanced AI capabilities. Your role will focus on designing and delivering Model Context Protocol (MCP) server infrastructure and integrating multiple LLM providers into production systems.
Responsibilities

• Design and build MCP server infrastructure from scratch
• Integrate multiple AI/LLM providers into scalable backend services
• Take ownership of backend architecture and system reliability
• Build and maintain cloud-native services (AWS) at scale
• Develop and optimise CI/CD pipelines and test infrastructure
• Collaborate cross-functionally with product and platform teams
• Drive improvements in deployment speed and service reliability
• Apply system-level thinking to scalability, performance, and resilience

Required Skills

• Strong experience in Go (Golang) for backend development
• Proven experience building and running production-grade backend systems
• Hands-on AWS experience (design, deployment, operations)
• Experience with MCP or similar protocol-based AI integrations
• Experience integrating multiple LLM providers into production
• Strong knowledge of CI/CD, automated testing (unit, integration, E2E)
• Experience in fast-paced or startup environments
• Systems-thinking mindset with a focus on reliability and scalability
• Experience using AI coding tools (e.g. Copilot, Cursor, Claude Code)

Nice to Have

• Experience with event-driven or event-sourced architecture
• Python experience
• Experience working with generative AI infrastructure

Project Details

• Location: Amsterdam (hybrid/on-site depending on setup)
• Team: Agile engineering team (10 engineers)
• Focus: Greenfield AI infrastructure build
• Impact: Platform used across multiple products and markets
  

Let op: vacaturefraude

Helaas komt vacaturefraude steeds vaker voor. We waarschuwen je voor mogelijke misleiding:
* Wij zullen nooit via WhatsApp of in een videogesprek vragen om jouw persoonlijke gegevens (zoals een kopie van je ID, bankgegevens of BSN).
* Twijfel je over de echtheid van een vacature of contactpersoon? Neem dan altijd rechtstreeks contact met ons op via de officiële contactgegevens op onze website.

Important: job fraud

Unfortunately, job fraud is becoming more common. Beware of such scams:
* We will never ask for personal information (such as a copy of your ID, bank details, or social security number) via WhatsApp or during a video call.
* If you're unsure whether a vacancy or contact person is legitimate, please reach out to us directly using the official contact details on our website.