Job Title: Senior Data Engineer

Company Name: GradBay

Job Url: https://www.linkedin.com/jobs/view/4374726108/?eBP=NOT_ELIGIBLE_FOR_CHARGING&trk=flagship3_search_srp_jobs&refId=Auip3hDYeHYv8HeVFT8qSQ%3D%3D&trackingId=fWrtUCvrPIzRJ17F%2FWMC3g%3D%3D

Job Description: Senior Data Engineer

GradBay • San Francisco Bay Area (Remote)



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GradBay


Senior Data Engineer

San Francisco Bay Area · 5 hours ago · 84 applicants

Promoted by hirer · Company review time is typically 1 week


Remote

Full-time
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Sam Bloom 

• 3rd

Director, GradBay (part of Group GTI)

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About the job
Founding Senior Data Engineer: Build the Data Backbone of AI-Driven Healthcare



We’re a venture-backed HealthTech company building an AI-powered platform transforming patient care at scale.



We are hiring a Founding Senior Data Engineer to architect and build our data platform from scratch (0→1).



You will design and implement the foundational infrastructure powering Clinical, AI, Product and Financial systems from day one.

You’ll own

Architect and build batch + real-time streaming ingestion pipelines from the ground up
Design and implement an ontology-driven healthcare data model (FHIR, HL7, SNOMED CT, ICD)
Build enterprise-grade, PHI-compliant infrastructure from scratch
Enable AI workflows including LLM pipelines, embeddings, RAG and knowledge graph integrations
Implement CDC, reverse ETL and real-time operational dashboards
Design scalable systems capable of supporting 10,000+ active users and growing


You will operate with full architectural ownership across clinical, AI, product and finance systems.



Core technical requirements - (must-have)

5+ years as a Data Engineer in production environments
Proven experience building data platforms 0→1 at a startup or high-growth environment
Built high-throughput ingestion pipelines from scratch (batch + streaming)
Experience designing systems that scale to 10,000+ users or high-volume event throughput
Advanced SQL and production-level Python
dbt and modern warehouse tooling experience
Strong PHI / PII governance experience (HIPAA-compliant systems)
Experience with healthcare interoperability standards (FHIR / HL7 preferred)
Desirable:

Experience enabling AI-native data systems (LLMs, embeddings, vector search, RAG)
Experience at a high-growth consumer or product-driven tech company
Prior founding engineer or early-stage startup experience
Experience building infrastructure without pre-existing platform teams


Other requirements:

Must not require US visa sponsorship
Exceptional independent IC with strong architecture judgement
Comfortable operating with ambiguity and building greenfield systems


If you’ve built scalable data infrastructure from the ground up and want to power AI-driven healthcare at enterprise level, this is a rare opportunity.