Principal Software Engineer

Principal Software Engineer role at a fast-growing technology company. High-impact individual contributor focused on architecture, technical strategy, and solving complex engineering problems. Define architecture for high-scale systems, lead technical initiatives, design distributed services using TypeScript, Python, Go. Solve scalability, reliability, performance problems. Establish engineering patterns, influence architecture across teams, mentor senior engineers, drive long-term technical.

8+ years software engineering experience. Exceptional system design and architecture skills. Deep production experience with TypeScript, Python, Go or similar. Strong distributed systems knowledge. Proven experience solving complex problems at scale. Strong technical leadership without direct management authority. Excellent communication and judgment. Willingness to work on-site in San Francisco. Preferred: Cloud and Kubernetes, AI/ML infrastructure, high-performance or distributed systems, exp