Software Engineer / Application Developer

Summary

QualityWorks Consulting Group, LLC is seeking a mid-level Software Engineer / Application Developer to support an AI-enabled software platform in a federal and Department of Defense technology environment. The role focuses on troubleshooting and resolving application defects, maintaining secure production applications, and performing quarterly AI model tuning and optimization.

Responsibilities

• Investigate, troubleshoot, and resolve application bugs and system issues
• 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, APIs, databases, integrations, and infrastructure when diagnosing issues
• Collaborate with Test Engineers to reproduce defects and validate implemented fixes
• Address production issues and provide technical support for application incidents
• Support application maintenance, upgrades, dependency updates, and security-related remediation
• Participate in code reviews and follow established secure coding and development practices
• Maintain technical documentation for application fixes, system behavior, configurations, and integrations
• Support controlled application releases and deployments
• Follow applicable government configuration-management and change-control processes
• Protect government, sensitive, proprietary, and Controlled Unclassified Information (CUI), when applicable, in accordance with organizational and contractual requirements
• Follow applicable access-control, cybersecurity, data-handling, and acceptable-use requirements
• Conduct scheduled quarterly reviews and tuning of AI/model performance
• Analyze AI behavior using autonomous testing results, human validation findings, production observations, and user feedback
• Identify patterns of inaccurate, inconsistent, incomplete, or undesirable AI behavior
• Adjust approved prompts, configurations, model parameters, workflows, guardrails, and integrations as appropriate
• Establish baseline measurements before significant tuning activities
• Validate proposed model/configuration changes in approved non-production environments before release
• Collaborate with Test Engineers to independently validate AI behavior following tuning
• Document significant model, prompt, configuration, and behavioral changes
• Maintain appropriate traceability and version history for AI-related changes
• Evaluate tuning results against defined quality and performance criteria
• Monitor for regressions and unintended behavior following updates
• Ensure model tuning activities comply with applicable government security, privacy, data-handling, and AI governance requirements

Skills

• * 3–5 years of professional software engineering or application development experience
• * Strong experience developing and maintaining production web applications
• * Demonstrated experience troubleshooting and resolving application defects
• * Strong debugging and root-cause analysis skills
• * Experience working with APIs, databases, integrations, and distributed application components
• * Proficiency in JavaScript/TypeScript, Python, Java, C#, or another relevant programming language
• * Experience with modern frontend and/or backend development frameworks
• * Experience with Git and modern source-control workflows
• * Familiarity with CI/CD and controlled software deployment processes
• * Experience collaborating with QA/Test Engineers to reproduce and resolve defects
• * Understanding of secure software development principles
• * Strong technical documentation and communication skills
• * Be based in the United States
• * Be legally authorized to work in the United States
• * Be able to successfully complete the background investigation and adjudication required for the position
• * Be eligible to obtain and maintain the required Public Trust determination for the assigned government program
• * Be eligible to obtain and maintain access to applicable DoD/government information systems, including completion and approval of DD Form 2875 – System Authorization Access Request (SAAR) when required
• * Complete required cybersecurity, information assurance, privacy, and security-awareness training
• * Comply with government and organizational requirements governing credentials, system access, sensitive information, source code, application data, and acceptable use
• * Maintain continued eligibility for government system access throughout employment when required by the assigned program
• * Experience supporting U.S. federal government or Department of Defense applications
• * Experience developing or maintaining applications incorporating generative AI or Large Language Models
• * Experience integrating applications with AI/LLM APIs
• * Experience with prompt engineering, model configuration, evaluation, or optimization
• * Familiarity with AI model evaluation and performance measurement
• * Experience with autonomous or agentic AI systems
• * Experience with AWS, Azure, or other cloud environments
• * Experience with application monitoring and observability
• * Familiarity with Docker or other container technologies
• * Familiarity with government cybersecurity, CUI, access-control, and change-management requirements
• Existing Public Trust eligibility or previous federal/DoD experience is preferred but is not required unless specified by the applicable contract

Qualifications

Must Haves

• * 3–5 years of professional software engineering or application development experience
• * Strong experience developing and maintaining production web applications
• * Demonstrated experience troubleshooting and resolving application defects
• * Strong debugging and root-cause analysis skills
• * Experience working with APIs, databases, integrations, and distributed application components
• * Proficiency in JavaScript/TypeScript, Python, Java, C#, or another relevant programming language
• * Experience with modern frontend and/or backend development frameworks
• * Experience with Git and modern source-control workflows
• * Familiarity with CI/CD and controlled software deployment processes
• * Experience collaborating with QA/Test Engineers to reproduce and resolve defects
• * Understanding of secure software development principles
• * Strong technical documentation and communication skills
• * Be based in the United States
• * Be legally authorized to work in the United States
• * Be able to successfully complete the background investigation and adjudication required for the position
• * Be eligible to obtain and maintain the required Public Trust determination for the assigned government program
• * Be eligible to obtain and maintain access to applicable DoD/government information systems, including completion and approval of DD Form 2875 – System Authorization Access Request (SAAR) when required
• * Complete required cybersecurity, information assurance, privacy, and security-awareness training
• * Comply with government and organizational requirements governing credentials, system access, sensitive information, source code, application data, and acceptable use
• * Maintain continued eligibility for government system access throughout employment when required by the assigned program

Nice to Haves

• * Experience supporting U.S. federal government or Department of Defense applications
• * Experience developing or maintaining applications incorporating generative AI or Large Language Models
• * Experience integrating applications with AI/LLM APIs
• * Experience with prompt engineering, model configuration, evaluation, or optimization
• * Familiarity with AI model evaluation and performance measurement
• * Experience with autonomous or agentic AI systems
• * Experience with AWS, Azure, or other cloud environments
• * Experience with application monitoring and observability
• * Familiarity with Docker or other container technologies
• * Familiarity with government cybersecurity, CUI, access-control, and change-management requirements
• Existing Public Trust eligibility or previous federal/DoD experience is preferred but is not required unless specified by the applicable contract

Benefits

• Referral bonus in accordance with existing referral programme
• A collaborative team environment supported by AI
• Remote work in the United States