Founding Engineer – Data Platform
Posted 18hrs ago
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Job Description
Founding Engineer building a lakehouse and FHIR data platform for a healthcare AI scale-up. Processing millions of clinical events and integrating hospital systems across Latin America.
Responsibilities:
- Design and build a high-volume event-driven data platform from scratch
- Ingest and process millions of events into a lakehouse architecture
- Transform and standardize clinical data into FHIR (Fast Healthcare Interoperability Resources) format
- Build and maintain PostgreSQL and MongoDB systems at scale
- Work directly with external hospital IT teams to gather technical requirements and integrate with legacy infrastructure
- Build developer-facing public APIs for external clients
- Own the full stack from event ingestion through serving data to external clients and internal analytics
- Use AI coding tools daily to accelerate development
Requirements:
- 7+ years of hands-on software engineering experience, currently operating as an individual contributor shipping production code
- Proven experience designing and building high-volume event-driven architectures or event bus patterns
- Production experience with PostgreSQL and MongoDB at scale, handling millions of records
- Professional-level fluency in both Portuguese and English
- Experience with large-scale, heavy data systems in production
- Based in Latin America, or exceptional cases in Europe with willingness to work LATAM hours and travel occasionally
- Must be a hands-on individual contributor; not recently transitioned into pure management or director roles

















