Senior Java / DevEx Engineer – Legacy JSP/Servlets App

Filled
February 23, 2026
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Job Description

Application Stack (Existing Patterns Must Be Preserved)

  • Java web application (20+ years)
  • JSP, Servlets
  • Spring, Hibernate
  • Prototype.js, jQuery, Angular
  • Ant (build.xml)
  • SQL Server
  • Apache, Tomcat
  • SVN
  • Development environment: Windows

Scope of Work

  • Create CLAUDE.md and concise AI-friendly repository documentation
  • Ensure Ant builds and tests are deterministic on Windows
  • Add lightweight smoke tests and select UI journey checks
  • Define a diff-only, human-reviewable AI workflow
  • Automate simple staging deployment and verification
  • Leave behind clear documentation and scripts for the team

Requirements

  • 10+ years of experience with Java web applications
  • Hands-on experience with JSP, Servlets, Spring, Hibernate
  • Experience with legacy frontend stacks (prototype.js, jQuery, Angular)
  • Strong knowledge of Ant builds, SQL Server, Apache, Tomcat
  • Comfortable working in SVN repositories
  • Experience improving build, test, and developer workflows in legacy systems

Nice to Have

  • Experience with Playwright or Selenium
  • Background in Developer Experience (DevEx) or Platform Engineering
  • Experience using AI coding tools safely on large codebases

Application Requirements

Please include in your application:

  • Examples of legacy Java systems you have worked on
  • Experience improving developer productivity without rewrites
  • Confirmation that you will preserve existing frontend patterns