Vantor
Vantor
1,001 – 5,000 Employees
ConsultingDefenseLogistics
Vantor is a spatial intelligence company developing an AI-ready living globe and a commercial imaging satellite constellation. Its platforms bring together sensor data from space, air, and ground to support real-time tasking, sensor orchestration, high-resolution basemaps, radar and optical imagery, and autonomous intelligence, surveillance, and reconnaissance capabilities. Vantor serves defense, intelligence, government, and commercial customers, with teams working across technologies relevant to satellite imaging, geospatial data, logistics, and consulting.

Senior Backend Developer (Java/Python) - Hybrid in Arlington

Build Java and Python applications, APIs, and secure microservices for Vantor’s national security spatial intelligence mission. Work across databases, cloud platforms, and integrated services.

Description

  • Create, test, deploy, and scale applications and APIs with Java and Python
  • Develop clear, efficient, maintainable, and thoroughly documented code
  • Architect and deliver RESTful APIs and microservices
  • Connect applications with third-party APIs and external services
  • Administer SQL and NoSQL databases, including PostgreSQL, MongoDB, and MySQL
  • Partner with frontend engineering, product management, and QA to establish requirements and integrate components
  • Improve application and system performance while diagnosing technical issues
  • Apply secure practices to data processing and API authentication
  • Deploy and connect cloud services and APIs as needed
  • Maintain existing applications and APIs while delivering ongoing improvements and enhancements

Requirements

  • Bachelor’s degree plus at least five years of professional experience
  • Active TS/SCI clearance with CI Polygraph
  • Eligibility for U.S. citizenship
  • Proficiency in Java and/or Python, with experience in frameworks such as Spring Boot, Flask, or Django
  • Solid knowledge of REST, GraphQL, and SOAP API architectures
  • Experience using API development tools such as Postman and Swagger UI
  • Working knowledge of SQL and/or NoSQL databases
  • Experience with Git
  • Understanding of Agile and Scrum practices
  • Experience with AWS, Azure, or Google Cloud Platform
  • Familiarity with Docker and Kubernetes
  • Ability to work effectively both independently and with a team
  • Ability to meet applicable U.S. export control and ITAR requirements where relevant

Benefits

  • 401(k) plan with company matching
  • Mental health support resources
  • Student loan repayment assistance
  • Adoption reimbursement
  • Pet insurance
  • Competitive total rewards package

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