Software Engineer - Applied AI, Defense Applications

Palantir Technologies•New York, NY

3d•$145,000 - $200,000

About The Position

Palantir’s Defense Applied AI product team builds products that help modern warfighters leverage AI for mission-critical work. The Software Engineer will help own the end-to-end agent experience, ensuring products deliver value to users while maintaining a high bar for quality. The work varies with user needs and technical challenges, and may involve refining workflow UX or improving performance for low-latency and accurate operational outcomes. The role is part of a small, collaborative Product Development team building cross-functional capabilities, streamlining workflows, and improving software efficiency and reliability. Engineers develop reliable, performant, and scalable AI products that address real-world problems and empower developers and end users. Palantir encourages employees to work from its offices, while many teams offer hybrid options. Remote work is allowed only for a few roles on an exceptional basis; this posting does not specify a work arrangement.

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, with 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

Experience building applications with LLMs, including tool design, context management, agent workflows, or evaluation.
Strong product instincts and attention to detail in making complex software intuitive and useful.
Ability to communicate and collaborate with engineers, users, and non-technical team members.
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 for defense and intelligence users to investigate complex questions, analyze operational data, develop plans, and produce actionable work.
Improve agent experience using data-driven evaluations across memory, tool and skill design, context management, fine-tuning, and other areas.
Collaborate with cross-functional teams to improve user workflows and create cohesive experiences across product boundaries.
Build interfaces that let users direct agents, track progress, inspect supporting evidence, review proposed actions, and refine resulting 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 back-up care for all parents.
Fertility and family-building benefits, including adoption, surrogacy, and preservation support.
Stipend to help with expenses associated with a new child.
401(k) plan.
Potential restricted stock units, sign-on bonus, and other future incentives as part of total compensation.