Senior system software engineer, senior software engineer c++

We are a fast-growing Series A startup building cutting-edge technology to revolutionize cloud development processes and support highly efficient dev&test feedback loops. Imagine developing cloud applications and data pipelines entirely on your local machine within a lightweight cloud sandbox, running in Docker!
Our mission is to empower developers to rapidly build and test their cloud applications, allowing for a more enjoyable dev experience, and saving valuable time and resources.
Our customer base ranges from SMBs to Global Fortune 500 companies.
LocalStack is headquartered in Zurich/Switzerland 🇨🇭, with a main engineering office in Vienna/Austria 🇦🇹 and remote team members from 🇺🇸the US, 🇫🇷FR, 🇬🇧UK, 🇨🇦CA, 🇪🇸ES, and many more countries.

This is the right opportunity for a person with over 5+ years in systems or backend engineering roles, experience in building low-level runtime systems for containerized environments, a strong background in API design and build, as well as a strong background in cloud-native technologies like Docker and Kubernetes.
5+ years of experience in systems engineering, backend development, or a similar low-level technical role.

Solid understanding of container orchestration platforms such as Kubernetes, and experience building tooling or infrastructure to support complex deployments.
Strong software engineering skills with proficiency in Python (or similar languages), and experience designing well-structured APIs and system architectures.
Hands-on experience contributing to or maintaining Open Source projects, with a collaborative and community-first mindset.
Comfortable taking ownership of core infrastructure components and driving projects from idea to delivery.
Experience mentoring engineers, giving feedback, and helping build a high-performing engineering culture.
A proactive attitude and eagerness to work in a fast-paced startup environment, continuously improving developer experience and cloud emulation capabilities.

✅ 5+ years of professional experience in software development, with a strong foundation in designing, building, and maintaining complex systems.

• Proficiency in systems-level languages such as Rust, C, or C++, and/or high-level languages like Python.
• Deep understanding of Linux system APIs and internals, including networking, namespaces, and tracing mechanisms.
• Hands-on experience with advanced debugging and observability tools such as perf, eBPF, strace, and similar.
• Exposure to working across Engineering, Developer Relations, and Go-to-Market teams to align on product goals and delivery. (Background in team or technical leadership, including ownership of critical projects and architectural decision-making. (Benefits