Prachetas Gumaste

Hi, I am Prachetas (Pra-CHAY-tus)

A mixed-methods researcher with 6+ years of experience. I help teams shape and ship hardware, software and AI experiences people want.

Research I’ve led ↓

Details generalized under NDA. Reach out for more.

Pre-launch evaluation • Mixed methods • Shipped

Lab to Real World: Optimizing an Audio Algorithm for Smart‑Glasses Users with Hearing Loss

Raised user acceptability by 15% while keeping intelligibility gains, moving the feature from R&D to ship.

Interview

“It sounds like it’s coming from a tin can.” — P12 · illustrative

In-moment survey
User survey

How often were you able to ?

  • Never
  • Rarely, less than 10% of the time
  • Occasionally, about 30% of the time
  • Sometimes, about 50% of the time
  • Frequently, about 70% of the time
  • Usually, about 90% of the time
  • Always

*Illustrative visuals only.

Concept testing • Mixed methods • 0 → 1

Evaluating Novel Speech Input for Smart‑Glasses Users

Provided directional evidence that people can use novel speech input and want it in specific situations, backing the feature investment plan.

Interview

“I can see this being useful in church.” — P9 · illustrative

Testbed — Trial 3 of 12
SEQ

Overall, this task was?

1234567
Very difficultVery easy
NASA-TLX · Performance

How successful were you in accomplishing what you were asked to do?

1234567
FailurePerfect
Survey

*Illustrative visuals only.