Tristan Black

S

Engineering Manager, HP - Scala · Lucene · learning to rank

HP
Los Angeles, CA · PT (UTC-8)
6+ years experience
Parsons School of Design
English
Messaging unavailable

Overview

I've spent 6 years on search and ranking - first at Intel, now at HP. Led the migration of 22 services to Lucene. Previously at Intel. Learning Japanese, slowly.

Good reasons to reach out
  • Speaking or podcast invitations
  • Second opinions on learning to rank decisions
Please don't message about
  • SEO and link-building offers
  • Agency or outsourcing pitches
  • Courses and coaching offers

Answers in batches on Fridays

Skills
JavaScalaLucenelearning to rank

Experience

  1. Engineering Manager
    Jul 2023 - Present
    HP · 3 yr 3 mo · Full-time · Los Angeles, CA
    • Built the experimentation framework 38 product teams use to ship changes safely.
    • Cut p99 latency on the search services from 613ms to 126ms.
    • Shipped a rewrite that took build times from 33 minutes to under 5.
  2. Software Engineer
    Sep 2020 - Jun 2023
    Intel · 2 yr 9 mo · Full-time · Los Angeles, CA
    • Cut p99 latency on the search services from 434ms to 98ms.
    • Shipped a rewrite that took build times from 37 minutes to under 5.

Projects

Search and ranking benchmark
2026

Reproducible benchmarks comparing Lucene and learning to rank on real workloads.

Conference talk: lessons from search
2023

What went wrong and what worked while scaling search and ranking.

References

No references yet.

Education

  1. Parsons School of Design
    BFA, Mathematics
    2015 - 2019

Details

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