Palantir alum and founder
Ephraim Sun
Founder at Infragrid
Founder of Infragrid, an AI operating system for finance teams. Worked at Palantir as a Delta in 2025, then as an FDE at Forge (now Poetic).
Sun studied computer science with an AI focus at Southern Methodist University, plus business analytics at SMU Cox. He interned as a software engineer at Amazon in 2023 and 2024. He joined Palantir as a Delta in January 2025 and stayed eight months. In early 2026 he was a forward deployed engineer at Forge, the company now called Poetic. In June 2026 he started Infragrid with Ashwin Kodibagkar, which joined the a16z speedrun SR007 cohort.
At Palantir
- Delta (deployment strategist)
- 2025-01 to 2025-08
Career
- 2023: Amazon, software engineering intern
- 2024: Amazon, software engineering intern
- 2025: Palantir, Delta
- 2026: Forge (now Poetic), FDE
- 2026-now: Infragrid, founder