Senior Websphere Developer/Architect

Need A very Senior Websphere Developer/Architect with extensive hands on experience in migrations from traditional WAS to liberty

Ability to implement, install, configure, customize, upgrade, migrate, develop or design Engineering Lifecycle Management (ELM) solutions. Support the move from non-production to production environment and participate in knowledge sharing for self-sufficiency. Additionally, be able to perform ELM health checks and performance analysis, recommendations and tuning.

Required Skills & Experience

We are looking for a highly skilled Resident Engineer to support a large-scale application modernization initiative involving the migration of 20+ applications from Traditional WebSphere Application Server (WAS) to Open Liberty/WebSphere Liberty.

The ideal candidate should possess:

• Strong hands-on development experience migrating client application code from Traditional WAS to Liberty
• Deep expertise with WebSphere Application Server (Traditional WAS)
• Proven Open Liberty / WebSphere Liberty migration experience
• Strong Java development skills
• Application modernization and migration experience
• Hands-on implementation, troubleshooting, performance tuning, and configuration expertise
• Experience working directly with client application teams in an embedded delivery model
• Ability to perform knowledge transfer and create technical documentation
• Strong communication and stakeholder management skills
  Transformation Advisor (TA)
• Application Modernization Accelerator (AMA)
• IBM Bob

Responsibilities

• Work directly with United Airlines application teams to assess and migrate applications from Traditional WAS to Liberty
• Analyze and remediate application code and configuration issues during migration
• Provide technical leadership and guidance throughout the migration process
• Troubleshoot and resolve migration, deployment, and performance challenges
• Collaborate closely with client stakeholders and IBM delivery teams
• Document migration approaches, lessons learned, and best practices
• Deliver knowledge transfer sessions to client teams

Preferred Experience

• Previous experience serving as a Resident Engineer or technical consultant embedded with client teams
• Experience supporting enterprise-scale Java application modernization initiatives

Familiarity with DevOps and CI/CD practices within Java environments

Donato Technologies Inc. is a trusted IT staffing, consulting, and software development partner headquartered in Dallas, Texas. We support clients across industries by understanding their unique business needs and delivering tailored technology and workforce solutions. Our focus is on connecting the right talent with the right opportunity-ensuring clients receive dependable, skilled professionals and candidates receive meaningful career growth and support. We work closely with small to mid-sized organizations to provide flexible, high-quality services that drive performance, innovation, and long-term success.