Senior Go Backend & API Architect — Hybrid

laptop-battery; Utrecht; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work

Equity compensation

Retirement plan

25 days holiday

Flexible hours

Career funds

Referral bonus

Job summary

ZeroTier is seeking a Senior Back-End Engineer to architect and implement core features of our distributed Central Management Portal. You will design, extend RESTful APIs in Go and contribute to frontend when needed, within an execution-driven engineering team.

You will own API design, ensure scalability and security, and mentor others through code reviews while aligning with business objectives.

Qualifications

• Senior level experience building and owning distributed systems at scale.
• Advanced knowledge of Go service development and backend best practices.
• Experience integrating with and extending backend REST APIs.
• Ability to write clear technical documentation and communicate effectively with team members.
• Experience in a startup or fast-paced environment is a strong plus.
• Willingness to work occasionally on modern web technologies and frontend frameworks.

Responsibilities

• Build, ship and iterate on API endpoints and backend services in Go, turning product ideas into reliable platform features.
• Own the design and evolution of the public and internal APIs, ensuring speed, scalability and long term maintainability.
• Collaborate closely with other engineers to power great user experiences in our Central Portal.
• Develop and operate backend systems using PostgreSQL, PubSub, and OpenFGA, and other cloud-native services.
• Bake in security, testing and quality from day one to keep our public services safe and dependable as we scale.
• Improve and maintain our CI/CD pipelines and observability, helping the team catch issues quickly.
• Act as a senior technical reference in the team, through code reviews and mentorship.

Skills

Go backend development

distributed systems

API design

security best practices

technical writing

frontend basics

startup experience

Tools

PostgreSQL

PubSub

OpenFGA

CI/CD tooling

Job description

ZeroTier is seeking a Senior Back-End Engineer to architect and implement core features of our distributed Central Management Portal. You will design, extend RESTful APIs in Go and contribute to frontend when needed, within an execution-driven engineering team.

You will own API design, ensure scalability and security, and mentor others through code reviews while aligning with business objectives.