Specialist, Application Developer – Full-Stack Palantir Foundry

L3Harris Technologies

Full-Stack Application Developer specializing in building user-facing applications within Palantir Foundry for L3Harris. Focusing on digital workflow optimization and operational automation.

Posted 7/29/2026full-timeTallahassee • Florida • 🇺🇸 United StatesMid-LevelSenior💰 $79,000 - $146,500 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full-stack application development using TypeScript, JavaScript, and Python, with a strong focus on user-facing applications within Palantir Foundry. Proficient in data integration, ETL processes, and ontology modeling to ensure application reliability and data integrity.

Highest-signal resume keywords

Full-Stack DevelopmentTypeScriptJavaScriptPythonOntology Modeling

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack DevelopmentTypeScriptJavaScriptPythonData IntegrationETLOntology ModelingREST APIsWorkflow AutomationApplication Lifecycle Management

Soft Skills

Business Requirements GatheringUser TrainingTroubleshootingIterative RefinementCollaboration

Tools & Technologies

Palantir FoundryOpenAISnowflake CortexSAPOracle EBS

Industry Keywords

Enterprise Data SystemsData ValidationRoot Cause AnalysisApplication UsabilityOperational Tools

Tech Stack

Tools & technologies

ETLJavaScriptOraclePythonReactTypeScript

About the role

Key responsibilities & impact

Design and develop user-facing applications within Palantir Foundry, including forms, interactive UIs, workflows, and operational tools.
Build full-stack logic and data pipelines using Foundry Code Repositories, including TypeScript, JavaScript, Python, and backend API integrations.
Create ontology-based application features such as Actions, object relationships, and role-aware workflow operations.
Integrate UI components with backend datasets, pipelines, REST APIs, and ontology objects.
Conduct business requirements gathering UX design, prototyping, and iterative refinement of Foundry applications.
Implement testing, debugging, release management, and application lifecycle support within Foundry environments.
Develop application documentation, user training materials, and operational usage guides.
Troubleshoot application issues, optimize performance, and incorporate feedback from end-users to improve usability.
Partner with data engineering and platform teams to connect applications to reliable, well-governed data sources.
Apply data integration, ETL, and data modeling best practices to connect, transform, and validate data from multiple enterprise sources.
Conduct data validation, root cause analysis, and troubleshooting to ensure application reliability, data integrity, and solution quality.
Support ongoing enhancement, maintenance, and continuous improvement of enterprise applications, data assets, and analytics solutions.

Requirements

What you’ll need

Bachelor’s Degree and minimum 4 years of prior relevant experience.
Graduate Degree and a minimum 2 years of prior related experience.
In lieu of a degree, minimum of 8 years of prior related experience.
2+ years of front-end or full-stack development using Python, JavaScript, TypeScript, or similar languages.
Familiarity with React-style component patterns or comparable front-end frameworks.
Experience with ontology modeling and object-driven application logic.
Experience with Python for backend automation or processing.
Knowledge of enterprise data systems (SAP, Oracle EBS, Costpoint, REST APIs).
Experience with AI tools such as OpenAI, Palantir AIP, Snowflake Cortex, or similar.
Experience designing workflow automations and operational tools within Foundry.

Benefits

Comp & perks

health and disability insurance
401(k) match
flexible spending accounts
EAP
education assistance
parental leave
paid time off
company-paid holidays