me.jpgPlatform Engineer
Martin Sesto
I work on the deployment and infrastructure platform that Despegar’s engineering teams rely on every day.
I tend to end up on the problems with no clear owner and the bugs that disappear when you look at them. Both turn out to be more fun than they sound.
in progressExploring agentic systems and the shift they’re bringing
Buenos Aires · UTC−3uptime 5y 2m
Experience
Jan 2025 — Present
Platform Engineernow
Despegar · Buenos Aires (Remote)
- Redesigned the Argo Workflows integration behind the deployment platform used by 500+ engineers (5,000+ deploys/week).
- Delivered multiple performance and observability improvements across deployment pipelines.
- Identified ~$330k/year in AWS savings: excess cross-AZ data transfer and an S3 bucket piling up hidden object versions.
- Building the platform’s AI interface: a plugin bringing internal MCP servers and skills to Claude Code and GitHub Copilot.
Aug 2021 — Dec 2024
Backend Engineer
Despegar · Buenos Aires (Remote)
- Built and maintained services for a flights platform integrating 10+ airline providers.
- Caught a miscalculated event-volume projection before launch, preventing a $19k/month overrun.
- Applied deep airline-domain knowledge to shape product and technical decisions.
Feb 2018 — Apr 2021
Administrative Specialist
OSPLAD · Buenos Aires
Jun 2016 — Dec 2016
IT Support Specialist
NewCar Group · Buenos Aires
Certifications
active (1)
expired (1)
