.NET Developer

Mainframe And.NET Modernization LeadWe are seeking an experienced Mainframe and.NET Modernization Lead to drive our enterprise application modernization initiatives through AI-assisted development methodologies. This role combines deep legacy systems expertise with cutting-edge AI/LLM-driven engineering practices to reimagine how large-scale application portfolios are assessed, transformed, and modernized.The ideal candidate will architect and execute proof-of-concept (POC) initiatives that leverage AI agents and intelligent workflow orchestration to automate the end-to-end modernization lifecycle — from code assessment and transformation through validation and deployment.Location: within 50 miles of Jersey City, NJ 07302 - 3 days on site mandatory in a weekPay Range: $70-$75/Hour Applicants must be able to work directly for Artech on W2 from Day 1Key ResponsibilitiesLead mainframe and.NET modernization initiatives across the enterprise application portfolioDesign and execute proof of concepts leveraging AI-assisted development methodologies, including LLM-driven code analysis, reverse engineering, and code transformationDefine and implement AI agent–based development strategies to accelerate and de-risk modernization workBuild intelligent workflow orchestration frameworks that automate and optimize the full modernization pipeline: code assessment, transformation, validation, and deploymentDefine target-state architectures and scalable transformation roadmaps, with a preference for stacks such as Java and InformaticaPartner with enterprise architecture, governance, and technology strategy stakeholders to ensure AI-driven solutions align with long-term organizational objectivesScale successful POCs into production-grade, repeatable modernization solutions across large and complex application portfoliosRequired Qualifications7+ years of experience in mainframe and.NET environmentsProven expertise in AI/LLM-assisted code reverse engineering, refactoring, and transformationExperience designing and implementing AI agents and workflow orchestration frameworks for engineering automationStrong background in automation-driven code transformation and AI-enabled modernization practicesProficiency in Java, Informatica, and PythonStrong architecture mindset, with the ability to define modernization strategy, target-state architectures, and scalable transformation roadmapsAbility to align AI-driven solutions with enterprise architecture principles, governance, and long-term technology strategyDemonstrated experience executing POCs and scaling AI-led modernization solutions across large, complex application portfolios