API Engineer (Java/Python) – TS/SCI

Vantor Holdings, Inc. is seeking an API/Java/Python Developer to join our Services team supporting U.S. Government customers. The role focuses on building high‑performance API-driven services and data pipelines, with secure, cloud-ready code for cross-domain, air-gapped networks. Responsibilities include designing RESTful APIs, integrating backend services, and enabling CI/CD in Agile environments. Active TS/SCI clearance with CI poly is required, along with 2–5 years of experience.