Senior Cloud Security Engineer - Go/Python, Kubernetes

Onthespotdev; Warszawa; Hybrid; PLN 300,000 - 450,000; Full time

Job summary

On The Spot is seeking a seasoned software engineer to join their R&D team focused on cloud security. You will work on a scalable, low‑overhead system that collects and processes real‑time telemetry to detect threats across modern cloud environments.

In this role, you will contribute to the Go/Python backend and runtime sensor, own DevOps tasks (Helm, CI/CD, monitoring), and help shape architecture with a focus on performance, reliability, and security. Poland residents encouraged.

Qualifications

• 5+ years of production software engineering experience in low-level/back-end languages.
• Experience with Go and/or Python and ramp to Go quickly.
• Backend microservices at scale with strong performance focus.
• Cloud platforms (AWS/Azure/GCP) and Kubernetes experience.
• DevOps tooling and observability experience.
• eBPF, syscall tracing, or runtime telemetry is a plus.
• Knowledge of cybersecurity domain is advantageous.

Responsibilities

• Contribute to Go/Python backend and runtime sensor; implement on Linux/Windows and Kubernetes integrations.
• Own the product end-to-end, including DevOps: Helm charts, CI/CD with GitHub Actions, monitoring/alerting.
• Contribute to architecture decisions with emphasis on performance, low overhead, reliability, and security.
• Participate in on-call rotation and production incident response.
• Develop expertise in AWS, Azure, and GCP services.

Skills

Go

Python

Linux performance

Microservices

Kubernetes

AWS

Azure

GCP

eBPF

DevOps

Tools

Grafana

Prometheus

Helm

GitHub Actions

Job description

On The Spot is seeking a seasoned software engineer to join their R&D team focused on cloud security. You will work on a scalable, low‑overhead system that collects and processes real‑time telemetry to detect threats across modern cloud environments.

In this role, you will contribute to the Go/Python backend and runtime sensor, own DevOps tasks (Helm, CI/CD, monitoring), and help shape architecture with a focus on performance, reliability, and security. Poland residents encouraged.