Software Engineer

Job Description:

• Investigate, troubleshoot, and resolve application bugs and system issues across frontend, API, database, and cloud services
• Address confirmed defects identified through autonomous testing and human Test Engineer validation
• Perform root-cause analysis for recurring and complex technical issues
• Develop, test, document, and deploy reliable application fixes
• Analyze application logs, metrics, APIs, databases, integrations, and AWS infrastructure
• Collaborate with Test Engineers to reproduce defects and validate fixes
• Address production issues and provide technical support for application incidents
• Support application maintenance, upgrades, dependency updates, and security remediation
• Participate in code reviews and follow secure coding and development practices
• Maintain technical documentation for fixes, system behavior, configurations, and integrations
• Support controlled application releases and deployments using documented procedures and runbooks
• Follow government configuration-management and change-control processes
• Protect government, sensitive, proprietary, and Controlled Unclassified Information
• Conduct scheduled AI/model performance reviews and tuning
• Analyze AI behavior using testing results, human validation, production observations, and user feedback
• Identify inaccurate, inconsistent, incomplete, or undesirable AI behavior
• Adjust approved prompts, configurations, model parameters, workflows, guardrails, retrieval settings, and integrations
• Establish baseline measurements before significant tuning activities
• Validate model/configuration changes in approved non-production environments
• Collaborate with Test Engineers to independently validate AI behavior after tuning
• Document model, prompt, configuration, and behavioral changes with traceability and version history
• Evaluate tuning results against quality and performance criteria
• Monitor for regressions and unintended behavior following updates
• Ensure model tuning complies with government security, privacy, data-handling, and AI governance requirements

Requirements:

• 3–5 years of professional software engineering or application development experience
• 3+ years of production experience with TypeScript and Node.js across frontend and backend
• Strong experience developing and maintaining production web applications
• Demonstrated experience troubleshooting and resolving application defects
• Strong debugging and root-cause analysis skills
• Experience with APIs, relational databases (PostgreSQL preferred), integrations, and distributed application components
• Hands-on experience running and troubleshooting containerized applications on AWS, including ECS/Fargate, ECR, RDS, S3, SQS, and IAM
• Experience diagnosing issues through CloudWatch logs and metrics
• Working experience with Docker and container-based deployments
• Experience with Git and modern source-control workflows
• Familiarity with CI/CD and controlled software deployment processes
• Ability to work with restricted access, least-privilege permissions, and approval-gated changes
• Experience collaborating with QA/Test Engineers to reproduce and resolve defects
• Understanding of secure software development principles
• Strong technical documentation and communication skills
• Must be a U.S. Person (U.S. citizen or lawful permanent resident)
• Must be based in the United States
• Must be able to successfully complete the required background investigation and adjudication
• Must be eligible to obtain and maintain the required Public Trust determination
• Must be eligible to obtain and maintain access to applicable DoD/government information systems
• Must complete required cybersecurity, information assurance, privacy, and security-awareness training
• Must comply with government and organizational requirements governing credentials, system access, sensitive information, source code, application data, and acceptable use
• Must maintain continued eligibility for government system access throughout employment when required
• Employment visa sponsorship is unavailable

Benefits:

• Full-time employment
• Opportunity to support and deploy an AI-enabled software platform in a federal/DoD technology environment
• Professional experience with AI model tuning and optimization
• Experience with government-managed AWS environments, security controls, and controlled deployments
• Exposure to government cybersecurity, privacy, data-handling, AI governance, and change-control processes