Went through Two Sigma's TPM interview in late 2025 for a role on their technology infrastructure side. Sharing because the TPM market is niche enough that more data points matter.
First thing: this role was not your typical feature-delivery TPM. It was closer to a technical product owner with a program management layer. They expected you to understand the systems you were coordinating deeply, not just herd the cats.
The loop:
Technical round: I had to reason about a distributed systems scenario. Not code-it, but: given this architecture, where are the failure points, how would you scope a migration to a more resilient design, what are the risks you'd surface to engineering leadership and how would you sequence the work. The depth they expected here was senior SWE territory. If you're a TPM who has drifted far from technical work, this will be a hard round.
Program management round: Classic cross-functional complexity. Multiple teams with competing priorities, ambiguous ownership, a hard deadline. They wanted to see how I structured clarity, how I resolved the ownership question without having direct authority, and what I did when the deadline became clearly unachievable. They didn't love tidy answers here. When I said "I escalated to get clarity on prioritization" they followed up with "and if escalation took 3 weeks you didn't have?" Good probing.
Stakeholder influence round: The quant-side stakeholders come up here too. Being able to hold your ground with very smart, opinionated domain experts while still moving things forward. They wanted a specific story, not a philosophy answer.
Behavioral/values round: Why Two Sigma, how do you make technical decisions you're not the expert in, how do you handle ambiguity in requirements. Pretty standard.
Overall: I'd rate it as one of the more rigorous TPM loops I've done. The technical depth bar is real and higher than most. Offer compensation for this level (senior IC equivalent) in NYC was in the range I expected for a top quant firm. Worth the prep if you're technically strong.