Software Engineer, Internship - Query Engines

The role

You will work on the data processing infrastructure behind Palantir Foundry, extending open-source engines such as Apache Spark, DataFusion and Iceberg. You will take on real problems in production systems, from planning rules to making large tables faster to scan, and see work through design, review, testing and release.

What you will do

• Work on the data processing infrastructure underpinning Palantir Foundry
• Write new planning rules or add capabilities to native execution engines
• Improve query plan optimisation, operator execution and efficient data read and write
• Make large tables faster to scan
• Extend Apache Spark, Apache DataFusion and Apache Iceberg
• See work through design, code review, testing and release

Required qualifications

• Currently pursuing or recently completed a Bachelor's, Master's or PhD in Computer Science, Mathematics, Software Engineering, Physics or a similar field, or equivalent practical experience
• Proficiency in at least one language such as Java, Rust, Scala, C++ or C
• Strong foundations in algorithms, data structures and concurrency
• Strong written and verbal communication skills
• Coursework or projects in databases, compilers, operating systems or distributed systems
• Contributions to open-source projects
• Must be planning on graduating in 2028; this should be the final internship before graduating

Benefits

• Learning and growth opportunities without traditional career ladders
• Health and well-being support across areas of life
• Offerings may vary by region

Before you apply

• Must be planning to graduate in 2028
• Remote work only on an exceptional basis; if remote, you must work from the city and country where you are employed
• Application process is never paid and never asks for financial information; report suspected scammers

About the company

Palantir builds software for data-driven decisions and operations, used by partners to develop drugs, forecast supply chain disruptions and locate missing children. The company says it values excellence regardless of background.