Senior Palantir Foundry Expert — Ontology & Workshop, Monthly Part-Time

Princeton Data Company LLC is seeking an individual senior Palantir Foundry expert for hands-on development and technical collaboration on healthcare analytics solutions. We need a highly experienced practitioner who can independently design, build and troubleshoot production solutions. This is not an entry-level role or a training opportunity. ENGAGEMENT Remote, ongoing consulting and hands-on development. Average commitment: 2 hours per working day, Monday–Friday, approximately 40–44 hours monthly. Please quote your FIXED MONTHLY RATE IN USD, not an hourly rate. Anticipated start: November 9–15, 2026, subject to project confirmation. RESPONSIBILITIES - Design and build end-to-end Foundry solutions, from ingestion through user-facing workflows. - Develop pipelines in Pipeline Builder and Code Repositories using Python, PySpark and SQL. - Design and extend Ontology object types, properties, links and actions. - Implement action validation, permissions and operational workflows. - Build and maintain Workshop applications. - Integrate source systems and downstream applications. - Implement data health checks, versioning and maintainable deployment practices. - Troubleshoot pipeline failures, data issues and application behavior. - Translate business requirements into working solutions. - Document implementations and explain technical decisions clearly. REQUIRED EXPERTISE Substantial hands-on experience delivering production Palantir Foundry solutions. Deep expertise in Ontology, Actions, Workshop, Pipeline Builder and Code Repositories. Strong Python/PySpark and SQL. Ability to own complex builds independently. Clear communication and practical knowledge transfer. PREFERRED Healthcare or life sciences experience; handling restricted healthcare data; Palantir AIP; Slate, Quiver, Contour, TypeScript/React or OSDK. SENIOR EXPERTS ONLY. You must personally perform the work. No junior substitutions or delegation. Certifications, courses and POC-only experience are insufficient. PLEASE INCLUDE 1. Your fixed monthly rate for approximately 40–44 hours. 2. Your actual years of hands-on Foundry experience. 3. Two production solutions you personally delivered and your exact responsibilities. 4. An example connecting source data, Ontology objects, actions and a Workshop workflow. 5. A difficult production issue you diagnosed and resolved. 6. Availability, US Eastern time overlap and earliest start date. 7. Proposed terms for work exceeding monthly capacity. The monthly scope includes agreed meetings, development, troubleshooting and documentation. Additional work requires prior agreement. Selection includes a detailed technical walkthrough and a small paid assessment using synthetic data or an authorized environment. Do not share confidential material from previous clients. Project-system access is subject to authorization.