Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what’s happening now and shape what’s coming next. Vantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world.

To be eligible for this position, you must be a U.S. Person, defined as a U.S. citizen, permanent resident, Asylee, or Refugee.

Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status.

Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).

Please review the job details below.

This position requires an active U.S. Government Security Clearance at the TS/SCI level with required polygraph.

We are seeking a senior Full Stack Developer with a strong backend and platform engineering focus to design, build, and optimize scalable, secure, and high-performance systems supporting mission-critical applications. This role emphasizes API design, microservices, data persistence, and operational excellence in a high-concurrency environment.

Responsibilities:

• Design, develop, and maintain scalable backend services supporting RESTful and GraphQL APIs.
• Architect and implement microservices-based systems using containerized deployments.
• Optimize backend performance through caching, queueing, and efficient data-access patterns.
• Design and manage relational and NoSQL databases, ensuring reliability, performance, and data integrity.
• Build and maintain CI/CD pipelines to automate testing, deployment, and monitoring.
• Collaborate closely with frontend developers to ensure seamless integration and optimal user experience.
• Support production systems through monitoring, troubleshooting, and performance tuning.

Minimum Qualifications:

• Strong experience with server-side development and API design (REST and GraphQL).
• Proven experience building and operating microservices architectures.
• Hands-on experience with Docker and container orchestration platforms (Kubernetes).
• Strong experience with relational databases (PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB).
• Expertise in schema design, query optimization, indexing, migrations, and high-volume data performance.
• Experience building and maintaining CI/CD pipelines for automated delivery.
• Working knowledge of modern frontend technologies (JavaScript, React, or Lit) sufficient for close collaboration with UI teams.
• Experience optimizing systems using caching, load balancing, and asynchronous processing techniques.
• Willingness to work onsite full time.

Preferred Qualifications:

• Experience supporting or integrating LLM-powered applications, including AI-driven or adaptive user interfaces.
• Familiarity with Redis, Memcached, or similar caching technologies.
• Experience designing systems for mission-critical, high-concurrency environments.
• Demonstrated ability to adapt to evolving requirements and incorporate emerging backend technologies and best practices.

Pay Transparency: In support of pay transparency at Vantor, we disclose salary ranges on all U.S. job postings. The successful candidate’s starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range.

● The base pay for this position within the Washington, DC metropolitan area is: $137,000.00 - $228,000.00 annually.

For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range.

Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: https://www.Vantor.com/careers

The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire.

The date of posting can be found on Vantor's Career page at the top of each job posting.

To apply, submit your application via Vantor's Career page.

EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.