We are a fast‑growing Series A startup building cutting‑edge technology to revolutionize cloud development processes and support highly efficient dev‑and‑test feedback loops. We've closed our last $25 million round in Q4 2024, led by Notable Capital, CRV and Heavybit.

At its core, LocalStack provides a high‑fidelity emulator and local cloud development platform. Imagine developing cloud applications and data pipelines entirely on your local machine within a lightweight cloud sandbox, running in Docker!

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.

LocalStack has a large and active open‑source community (57k+ stars on GitHub) with over 100k active users worldwide and 290 M+ downloads to date. Our customer base ranges from SMBs to Global Fortune 500 companies.

We are sustainably growing our globally distributed team across sectors.

LocalStack is headquartered in Zurich/Switzerland, with a main engineering office in Vienna/Austria and remote team members from the US, France, UK, Canada, Spain, and many more countries.

Key Responsibilities

• Contribute to LocalStack's AWS emulator, applying and extending the LocalStack emulator framework to implement and test AWS APIs
• Collaborate in a core engineering squad to implement features that meet the needs of developers working with AWS environments
• Develop high‑performance local cloud service emulators while maintaining a strong focus on reliability and developer experience
• Contribute to the evolution of LocalStack's overall architecture and frameworks, and contribute to the open‑source ecosystem
• Help make LocalStack's AWS emulator more robust by contributing to AWS sample applications and parity tests
• Spearhead the development of scalable support processes as the company and user base grows
• Bring customer feedback back to the developer and product team and help shape our product direction
• As our enterprise offering grows, work more closely with larger customers that use our product for their entire organization

Required Qualifications

• 3+ years of professional experience in software engineering, with a focus on Python development
• Strong hands‑on experience with modern Python development (type hinting, unit/integration testing with pytest, object‑oriented software design, applying Python frameworks)
• Demonstrated expertise in AWS services and cloud technologies, with a good understanding of AWS APIs, SDKs, and infrastructure
• Hands‑on experience with Infrastructure‑as‑Code tools such as Terraform or Pulumi
• Problem‑solving skills and the ability to tackle complex technical challenges in a fast‑paced environmentExcellent communication and collaboration skills, with the ability to effectively interact with team members
• Has an open, honest, and compassionate personality, shows empathy, and demonstrates a proactive approach to tasks and challenges

Preferred Qualifications

• Experience working with other cloud platforms such as Azure, Google Cloud Platform (GCP), or others
• Familiarity with containerization technologies (e.g., Docker, Kubernetes) and microservices architecture
• Knowledge of DevOps practices and tools for automation, deployment, and monitoring
• Active participation in open‑source communities or contributions to relevant projects
• Experience building developer tools

Benefits

• Competitive salary
• Opportunities for professional development and training
• Dynamic and collaborative work environment
• Flexible work arrangements

Referrals increase your chances of interviewing at LocalStack by 2×.

Seniority level: Mid‑Senior level

Employment type: Full‑time

Job function: Information Technology; Industry: IT Services and IT Consulting