Phil Sarin
Engineering at Datadog
- Role
- Principal Engineer at Datadog
- Location
- Jersey City, NJ, US
- LinkedIn followers
- 500 followers
About Phil Sarin
25+ years building complex customer-facing systems. At Datadog, I\'ve led launches of high-visibility products and made critical cross-cutting reliability and security contributions. Known for moving quickly, being practical, and getting things done. Previously spent over a decade at startups, including six years in senior engineering leadership roles (VP Eng, CTO).
Experience
Principal Engineer
Mar 2026 — Present · New York, NY, US
Leading development of a not-yet-released AI product to help users diagnose issues, navigate their systems, and understand their infrastructure. Previously led Workflow Automation from inception to GA as the first engineer — expanding Datadog from observability into automated action. Also led multi-region resilience work for the On-Call product and improved job scheduling/queuing infrastructure. Top-10 code contributor to Datadog\'s largest repository.
Education
Massachusetts Institute of Technology
SB and M.Eng., Computer Science
1995 — 2000
Carnegie Mellon University
Master's, Human Computer Interaction
2008 — 2009
Skills
- Agile Methodologies
- Python
- Java
- Tdd
- Scalability
- User Interface Design
- Distributed Systems
- User-Centered Design
- Javascript
- User Interface
- Usability Testing
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