Platform Engineer – Backend Infrastructure

This is a fully remote position, open to applicants in Poland, +1 more country.

📋 Description

• Take ownership of the design, operation, and cost management of Focal's production platform on GCP, which includes Kubernetes, Kafka, MySQL, MongoDB, Redis, and object storage.

• Achieve significant reductions in COGS and latency, focusing on GPU inference costs per store, and provide reports on outcomes.

• Read, debug, and modify Python backend services, encompassing FastAPI and Kafka consumers.

• Address throughput bottlenecks related to consumer lag, partition count, consumer throughput, databases, and autoscaling.

• Revise metrics, alerts, and dashboards to pinpoint affected stores and regions.

• Engage in incident response, postmortems, and capacity planning activities.

• Develop tools that enable engineers to quickly access data across various regions and storage systems.

• Manage Terraform, Helm, and the production deployment pathway.

• Collaborate with backend, deep learning, and edge teams on the development of new products and models.

⛳️ Requirements

• Proficiency in Python as a software engineer, contributing to backend code on a weekly basis, not just for scripting purposes.

• Over 5 years of experience in building and managing production backend systems on a cloud platform.

• GCP experience preferred; substantial knowledge of AWS or Azure is also acceptable.

• Hands-on experience operating at least one stateful system under load, such as Kafka or another streaming platform, MySQL/PostgreSQL, or MongoDB.

• Experience with Kubernetes in a production environment, including scheduling, resource limits, autoscaling with KEDA, GPU node pools, and troubleshooting problematic pods.

• Skill in debugging production incidents across various layers, including application, messaging, database, orchestration, and network.

• Familiarity with observability tools like Prometheus, Grafana, Grafana Mimir, and Sentry, or similar alternatives.

• Experience with Terraform or another infrastructure-as-code solution.

• Advanced proficiency in written and spoken English.

• Ability to coordinate effectively across time zones with a global team.

• Comfortable participating in a shared on-call rotation.

🏝️ Benefits

• Competitive Salary & Attractive Stock Options.

• Paid Time Off.

• Team Retreats.

• Education Grants.

• Comprehensive benefits (for Employment Contract structure).