Senior .NET Developer

Performs hands-on development, corrective maintenance, and enhancement work across the federal application suite taking assigned tickets from triage through coded fix, testing, and production deployment in support of Operations and Maintenance contract., Develop, test, and deploy bug fixes and feature enhancements for Business Portal. Triage and resolve Azure Boards / HEAT ticket assignments; perform root-cause analysis on contractor-introduced defects. Build and promote code through development and test environments into pre-production and production. Apply patches and version upgrades to assigned components, generally scheduled outside business hours. Update technical documentation, data dictionary entries, and ERDs when changes affect the database schema. Support UAT script preparation and execution alongside QA / IV&V activities. Contribute to the contract's backlog burn-down commitment (minimum 75 prioritized legacy tickets resolved and deployed to production). Participate in sprint-based prioritization meetings and release / change-control packaging.

Bachelorsdegree in Computer Science or related field, Minimum of 8 years of applicable experienceStrong hands-on development experience in Microsoft .NET Framework and .NET Core (APIs, enterprise web applications).Angular.SQL Server / T-SQL.JavaScript, JSON, HTML, XML.Git, GitHub, and Azure DevOps (Boards, CI/CD pipelines).Object-Oriented Design and Test-Driven Development practices.Experiencemaintainingand enhancing legacy enterprise .NET Framework codebases., Familiarity with Elasticsearch and/or Redis.Experience supporting public-facing government orregulated industryweb portals.Exposure to Section508accessibility remediation.Experience working in a fixed-price, SLA-driven O&M environment.

At APV, were more than a technology company were a mission-driven powerhouse transforming organizations through advanced technology and human ingenuity. Our expertise spans AI/ML, data architecture, low-code/no-code development, Agile DevSecOps, and cloud services, delivering scalable and meaningful solutions. In our Emerging Technology Lab, innovation drives progress. Our teams create intelligent chatbots, AI-powered assistants, robotic process automation (RPA), essay graders, and data analytics platforms. If youre passionate about solving complex challenges and shaping the future, APV is the place for you. Since 2007, weve partnered with federal and state agencies to deliver IT, training, and consulting solutions that achieve mission-critical outcomes. Built on accountability, integrity, and quality, we go beyond expectations. With 70+ prime contracts and a proven record of client success, APV continues to grow and were looking for exceptional talent to grow with us. At APV, we Always Provide Value