Software Engineer - Python/FASApi/JavaScript/JSON/CSS/MongoDB/Docker

About this role

Captivation Software seeks an experienced software engineer to develop and support SIGINT and Cyber Solutions infrastructure. This role requires a TS/SCI clearance and 7+ years of full-stack development experience with Python, FASApi, JavaScript, and modern containerization technologies.

What you'll do

• Develop and maintain REST services and backend infrastructure for SIGINT and Cyber Solutions
• Build full-stack applications across frontend and backend systems
• Query and manage MongoDB and Elasticsearch databases
• Deploy and manage applications in Docker/Compose and containerized environments
• Collaborate using GitLab and Jira in an agile development workflow
• Provide customer support and quick-response infrastructure services

What they're looking for

• Python and FASApi
• JavaScript, JSON, and CSS
• MongoDB and Elasticsearch querying
• Docker and Docker Compose
• REST API development
• GitLab and Jira
• Full-stack development (frontend and backend)
• AI-assisted development

Benefits

• Annual salary: $130,000 - $270,000 based on experience
• Government security clearance position
• Mission-focused work supporting national security
• Direct hire opportunity (no staffing agencies)