Senior Software Engineer (Platform)

Build and operate systems on Firebase, Cloud Run, BigQuery, and our integrations layer
Own meaningful surface area: design, implement, test, deploy, operate
Use AI development tools well, and help raise the team's effective ceiling with them
Review code, mentor mid-level engineers, raise the bar
Partner with product to find simpler solutions before building
Write clear RFCs and PRs that move decisions forward

5+ years of professional software engineering experience
Track record shipping and operating production systems end-to-end
Strong production experience with TypeScript (required)
Demonstrably effective with modern AI dev tools — you can point to work you shipped faster or better because of them
Familiar with Firebase, Cloud Run, BigQuery
Strong testing discipline and domain-driven design — integration vs unit, testability-first thinking
Excellent written English — able to raise issues, align, and disagree in writing

USD base, calibrated to Senior+ level; band shared at first interview

Meaningful equity in a profitable, growing startup

Full-time employment in Colombia, Brazil, or Argentina

Flexible remote; small in-person gatherings periodically

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