Principal Engineer
Topoteretes UG (haftungsbeschränkt)
| Company | Topoteretes UG (haftungsbeschränkt) |
| Category | Engineering |
| Location | Berlin |
| Remote | Hybrid |
| Employment | Full-time |
| Level | Lead |
| Salary | Not stated by the employer |
| Posted | 2 Jan 2026 |
| Last verified | 10 Aug 2026 |
| Source | Employer ATS (workable) |
Description
Cognee is building the memory engine + data plane for AI agents to plan, reason, and act. Our open-source Python SDK is in production at 70+ companies , hit GitHub Trending , and runs 550 000 times a month . We’ve won early customers (top 10 Pharma etc) and just raised a large Seed . We’re hiring a Principal Engineer to own the Cognee SDK as a product surface area — setting technical direction, raising engineering quality, and scaling adoption. You'll be coding in Python and Rust. What you’ll own SDK architecture, API design, and roadmap (Python now, future SDKs later) Release engineering: versioning, compatibility, CI/CD, testing, benchmarks Performance, reliability, observability, and production readiness Developer experience: docs, examples, reference implementations Open-source stewardship: contribution workflows, PR reviews, community support Cross-team leadership: shaping core platform contracts through the SDK