{"schemaVersion":"jobsearcher.job.v1","id":"53d321e60058be9c724014cc","url":"https://jobsearcher.com/jobs/53d321e60058be9c724014cc","canonicalUrl":"https://jobsearcher.com/jobs/53d321e60058be9c724014cc","title":"Lead Java Kotlin Engineer","description":"Lead Java Kotlin Engineer - 100% Remote Top 3 Requirements:Kotlin (Functional): Can look at Functional Programming generally (Scala, Haskell, Clojure)Java / Spring Boot (2.3 + is ideal)Reactive Programming model (functional) – look for people from Target (Target.com) or other Ecommerce companiesCI/CD – Building Azure Infra (any cloud experience is ok...for example, if they have AWS they should have API Gateway)Enterprise experience with Target or Best BuyProject Scope / Components: Optum Digital – They are an API Layer exposing United Health data to external parties. Customers hit their APIs for things like claims, customer information etc. 25-ish APIs and they have a really old code base. They want to modernize the platform with a Microservices Architecture and Azure (full tear down and re-write).They are a full DevOps shop where they manage the entire platform. They might also build a couple of Admin UIs.Development Methodology: Agile – 2 week sprintsTimeline / Current–State: The past 4 months have been identifying and assessing the current platform as well as the future Azure platform.Team Size & Breakdown: 5 teams, 2 are focused on modernization while 3 are keeping the lights on with the existing APIs.High-Level Individual Duties: Working on modernizing the legacy API (understand it, rewrite, test)Concepts & Tools this team is using / working on:Kotlin (Functional) o Can look at Functional Programming generally (Scala, Haskell, Clojure)Java / Spring Boot (2.3 + is ideal)Reactive Programming model (functional) – look for people from Target (Target.","company":"Software Technology","rawCompany":"software technology","city":"New York","state":"NY","isRemote":false,"isActive":false,"createdAt":"2026-06-02T02:29:53.319Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Lead Java Kotlin Engineer","description":"Lead Java Kotlin Engineer - 100% Remote Top 3 Requirements:Kotlin (Functional): Can look at Functional Programming generally (Scala, Haskell, Clojure)Java / Spring Boot (2.3 + is ideal)Reactive Programming model (functional) – look for people from Target (Target.com) or other Ecommerce companiesCI/CD – Building Azure Infra (any cloud experience is ok...for example, if they have AWS they should have API Gateway)Enterprise experience with Target or Best BuyProject Scope / Components: Optum Digital – They are an API Layer exposing United Health data to external parties. Customers hit their APIs for things like claims, customer information etc. 25-ish APIs and they have a really old code base. They want to modernize the platform with a Microservices Architecture and Azure (full tear down and re-write).They are a full DevOps shop where they manage the entire platform. They might also build a couple of Admin UIs.Development Methodology: Agile – 2 week sprintsTimeline / Current–State: The past 4 months have been identifying and assessing the current platform as well as the future Azure platform.Team Size & Breakdown: 5 teams, 2 are focused on modernization while 3 are keeping the lights on with the existing APIs.High-Level Individual Duties: Working on modernizing the legacy API (understand it, rewrite, test)Concepts & Tools this team is using / working on:Kotlin (Functional) o Can look at Functional Programming generally (Scala, Haskell, Clojure)Java / Spring Boot (2.3 + is ideal)Reactive Programming model (functional) – look for people from Target (Target.","datePosted":"2026-06-02T02:29:53.319Z","dateModified":"2026-06-02T02:29:53.319Z","hiringOrganization":{"@type":"Organization","name":"Software Technology","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"New York","addressRegion":"NY","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"53d321e60058be9c724014cc"},"url":"https://jobsearcher.com/jobs/53d321e60058be9c724014cc"}}