Ricardo Lima

Overview

22 years in software engineering, the last 2 at Wharf Ops, where I lead the public API team. Wrote the rate limiting service that now handles 55 million requests a day. Reduced cloud spend on public API by 34% in two quarters. Trail runner and occasional climber.

Fastest replies in the morning

Experience

1. Director of Engineering

   Jun 2024 - Present
   Wharf Ops · 2 yr 4 mo · Full-time · São Paulo, Brazil
   • Built the experimentation framework 26 product teams use to ship changes safely.
   • Reduced cloud spend on public API by 42% in two quarters.
   • Grew the public API team from 4 to 12 engineers.
2. Backend Engineer

   Aug 2022 - Jun 2024
   FEMSA · 1 yr 10 mo · Contract · São Paulo, Brazil
   • Shipped a rewrite that took build times from 30 minutes to under 5.
3. Backend Engineer

   Apr 2021 - Aug 2022
   Falabella · 1 yr 4 mo · Full-time · São Paulo, Brazil
   • Cut p99 latency on the public API services from 499ms to 172ms.
   • Shipped 20 launches on the public API team without a rollback.
4. Engineering Manager

   Jan 2020 - Apr 2021
   dLocal · 1 yr 3 mo · Full-time · São Paulo, Brazil
   • Cut p99 latency on the public API services from 793ms to 152ms.
5. Senior Engineering Manager

   Jul 2016 - Jan 2020
   KPMG · 3 yr 6 mo · Full-time · São Paulo, Brazil
   • Shipped 9 launches on the public API team without a rollback.
   • Cut p99 latency on the public API services from 778ms to 176ms.

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Education

1. Universidad de Buenos Aires

   Licenciatura, Mathematics
   1999 - 2003