Software Engineer - Applied AI, Defense Applications

Palantir Technologies•New York, NY

About The Position

Palantir’s Defense Applied AI product team builds products that help modern warfighters use AI for mission-critical work. In this role, you will help own the end-to-end agent experience, working to deliver value to users while maintaining a high bar for quality. The work varies with user needs and technical challenges, from refining workflow experiences with users to improving performance for low-latency or more accurate operational outcomes. You will join a small Software Engineering team within Product Development. Teams focus on specific aspects of a product and collaborate to build cross-functional capabilities, streamline workflows, and improve software efficiency and reliability. The role is for an engineer motivated to solve real-world problems and build reliable, performant, and scalable AI products for developers and end users.

Requirements

Experience coding in programming languages such as Java, C++, Python, JavaScript, or similar.
Strong software engineering skills and experience delivering production applications.
Strong proficiency in React and TypeScript.
Engineering background in Computer Science, Mathematics, Software Engineering, Physics, or a similar field.
Strong written and verbal communication skills and the ability to iterate quickly with teammates, incorporate feedback, and maintain a high bar for quality.
Active US security clearance, or eligibility and willingness to obtain a US security clearance.

Nice To Haves

Strong product instincts and attention to the details that make complex software intuitive and useful.
Ability to communicate and collaborate with engineers, users, and non-technical team members.
Experience building applications with LLMs, including tool design, context management, agent workflows, or evaluation.
Willingness to learn and make decisions independently, ask questions effectively, iterate directly with users, and own core outcomes.
Curiosity about emerging AI capabilities and sound judgment about where they can solve real user problems.

Responsibilities

Design and build AI agents that help defense and intelligence users investigate complex questions, analyze operational data, develop plans, and produce actionable work.
Improve agent experience through data-driven evaluations of memory, tool and skill design, context management, fine-tuning, and related areas.
Collaborate with cross-functional teams to improve user workflows and ensure seamless experiences across product boundaries.
Build interfaces for users to direct agents, track progress, inspect evidence, review proposed actions, and refine work.
Own features from early experimentation through production deployment, working with users, designers, and engineers to turn mission needs into reliable, reusable product capabilities.
Optimize applications for speed and scalability through performance analysis and work with high-scale, complex data.

Benefits

Medical, dental, and vision insurance for employees and eligible dependents.
Voluntary life insurance; basic life, AD&D, and disability insurance coverage.
Commuter benefits.
Relocation assistance.
Take-what-you-need paid time off, not accrual-based.
Two weeks of paid time off built into the end of each year, subject to team and business needs.
Ten paid holidays throughout the calendar year.
Supportive leave of absence program, including time off for military service and medical events.
Paid leave for new parents and subsidized backup care for all parents.
Fertility and family-building benefits, including adoption, surrogacy, and preservation.
Stipend to help with expenses associated with a new child.
401(k) plan.
Restricted Stock units, sign-on bonus, and other potential future incentives may be included in total compensation.