Senior .NET Modernization Engineer (Remote - USA)

Job description Help bring a decade-old production system onto modern .NET and MongoDB without breaking what employers and their employees rely on every day. This is a role for an engineer whose judgment matters more than their typing speed, working AI-first alongside a team that already does. Contract, 3 months, likely extending, Remote, US time zones preferred, Forward-deployed, hands-on About the Project We're modernizing the core of an established HR technology SaaS platform that employers …