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Senior Go Engineer
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About On The Spot
On The Spot Development is a software development company that builds R&D teams for heavily invested startups and tech companies from the UK, EU, and Israel.
This job opportunity is for a position within one of our teams. You will be directly employed by On The Spot and will collaborate closely with our partner companies, contributing to their product's journey.
About the team
At this stage, details about the team and project are under NDA and cannot be shared publicly. We’ll be happy to tell you more during the interview process.
About the role
We're looking for a Senior Go Engineer to join our lean, highly skilled R&D team and to own the Go domain inside the R&D group, and craft the next generation of CLIs, operators, and cloud-native services that power our vision.
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Responsibilities
- Own all Go development for CLIs and Kubernetes controllers and more
- Define engineering standards for idiomatic Go, context propagation, structured logging, profiling, and observability, ensuring every service meets stringent SLOs
- Model complex workflows as Directed Acyclic Graphs, idempotency, and back-pressure controls
- Own projects end-to-end, from technical design and implementation through testing, deployment, and production support
Requirements
- Bachelor’s degree in Computer Science or equivalent engineering experience (elite military tech units welcome)
- 7+ years of software engineering experience in SaaS environments, 4+ years of hands-on Go in production
- Expert knowledge of Go internals: goroutines, channels, generics, module management, and the standard tooling chain
- Proven track record building developer-facing CLIs, Kubernetes operators, or other cloud-native automation in Go
- Deep understanding of cloud architecture, container orchestration, networking, and security on at least one major provider
- Hands-on experience with Infrastructure as Code (Terraform, Helm, Pulumi) and GitOps workflows
- Excellent English communication, an ownership mindset, and the ability to thrive in a fast-moving startup
- English level – B2
Bonus points
- Professional cloud certifications (AWS SA Pro, GCP PCA, Azure Solutions Architect)
- Contributions to open-source Go repositories or CNCF projects
- Experience operating multi-tenant or very large Kubernetes clusters
- Familiarity with graph databases used for lineage tracking (e.g., Neo4j, NeptuneDB)
Benefits
- Work in a highly professional team with a friendly and informal atmosphere
- Paid vacation — 20 business days per year, 100% sick leave payment
- Equipment provision
- Partially compensated educational costs (for courses, certifications, professional events, etc.)
- Legal and Accounting support in Poland
- Ability to work from our comfortable office in Warsaw at Prosta 51
- 5 sick days per year
- Medical insurance (after the end of the probationary period)
- Flexible working hours – we care about you (!) and your output
- English and Polish classes 2 times a week (online)
- Bright and memorable corporate life: corporate parties, gifts to employees on significant dates
Join us
To be considered for this position, you must have Polish citizenship, a D-type work visa, or a residence permit. Thank you!
Contribute to our growth
Know someone perfect for this role? Let us know about them. We have a referral program to recognize your support.
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