Celine Celine Aquino

Senior Backend Engineer, Tokopedia - distributed systems · Java · PostgreSQL

Tokopedia

Manila, Philippines · PHT (UTC+8)

9+ years experience

Monash University

English, Filipino

Messaging unavailable

Overview

Based in Manila. I work on payments infrastructure at Tokopedia. Grew the payments platform team from 3 to 12 engineers. Before that: Westpac and CIMB. Marathoner (9 so far).

Good reasons to reach out

Questions about payments infrastructure

Please don't message about

Recruiters for roles outside my stack
Requests to fix your code for free
Generic networking requests

Skills

PostgreSQLJavagRPCdistributed systemsGo

Experience

Senior Backend Engineer
Apr 2022 - Present
Tokopedia · 4 yr 6 mo · Full-time · Manila, Philippines
- Brought on-call pages for payments platform down from 22 a week to 1.
- Led the migration of 19 services to gRPC.
- Reduced cloud spend on payments platform by 31% in two quarters.
Backend Engineer
Aug 2019 - Apr 2022
Westpac · 2 yr 8 mo · Full-time · Manila, Philippines
- Took payment success rates from 95.2% to 97.4%.
- Shipped 9 launches on the payments platform team without a rollback.
Backend Engineer
Dec 2017 - Aug 2019
CIMB · 1 yr 8 mo · Full-time · Manila, Philippines
- Cut p99 latency on the payments platform services from 798ms to 87ms.

Projects

Payments infrastructure benchmark

2024

Reproducible benchmarks comparing distributed systems and Go on real workloads.

Open-source distributed systems toolkit

2024

A small library for payments infrastructure that 889 developers star on GitHub.

References

No references yet.

Education

Monash University
BCom, Computer Science
2012 - 2016

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