Senior Golang Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Golang Engineer based in Switzerland.

This is an opportunity to join a remote‑first engineering team building advanced open‑source infrastructure for modern API development. You will work on high‑performance Golang systems that power GraphQL Federation and API connectivity  role focuses on solving complex engineering challenges around compilers, execution engines, performance, and reliability. You will collaborate closely with product and engineering teams while having ownership over impactful technical decisions.

This position is ideal for an experienced Go developer who enjoys deep technical challenges and building robust software. You will contribute to an innovative environment where autonomy, craftsmanship, and open‑source collaboration are highly valued. The role offers the chance to shape a cutting‑edge platform used by developers worldwide.

You will be responsible for designing, improving, and maintaining core backend infrastructure while collaborating with a highly technical remote team. Your work will directly impact product performance, scalability, and developer experience.

• Develop, refactor, and maintain advanced open‑source software components written in Golang.
• Improve the performance, security, and stability of API routing and execution systems.
• Work on complex engineering challenges involving GraphQL, API protocols, execution planning, and runtime optimization.
• Design and implement new capabilities, including support for additional data sources and federation technologies.
• Analyze telemetry and system behavior to identify opportunities for improvement.
• Troubleshoot technical issues and collaborate with internal teams and external engineers when needed.
• Review and contribute to open‑source projects and community contributions.
• Write efficient, low garbage collection Go code and optimize systems through benchmarking and performance analysis.
• Work deeply on complex technical topics, taking ownership from design through implementation.

• Proven senior‑level experience developing production‑grade applications in Golang, with strong ownership of technical decisions.
• Strong understanding of performance optimization, benchmarking, and writing efficient low‑GC Go code.
• Experience working with abstract syntax trees (ASTs), AST transformations, compilers, or similar concepts.
• Ability to independently investigate complex problems and deliver robust solutions.
• Strong communication skills in English, with the ability to collaborate effectively in a distributed team.
• Experience working successfully in a fully remote environment.
• Ability to work within the CET time zone and participate in occasional team meetings or retreats.
• A proactive mindset with a strong sense of responsibility and initiative.

Nice‑to‑have experience:

• Knowledge of GraphQL, API gateways, proxies, or networking concepts.
• Experience with OpenAPI, SOAP, gRPC, Apollo Federation, or related technologies.
• Previous open‑source contributions.
• Experience building developer‑focused tools or infrastructure platforms.

• Fully remote work environment with flexibility to work from wherever you are most productive.
• Opportunity to work on challenging, cutting‑edge open‑source technology.
• Competitive compensation package.
• Flexible paid time off to support work‑life balance.
• Access to healthcare benefits depending on local standards.
• Choice of preferred work hardware.
• Opportunities to use coworking spaces worldwide when needed.
• Global team retreats and opportunities to meet colleagues in person.
• Strong growth opportunities within a fast‑moving engineering organization.
• A culture focused on autonomy, impact, collaboration, and delivering high‑quality products.