Dover, DE - IT - DelDOT - Technology & Innovation Services - Business Subject Matter Expert

Job Title:

Business Subject Matter Expert 3

Location:

Mostly Remote / Occasional office visit at Dover, DE

Rate: ***/hr

Either Mule Soft Developer Certification and/or Mule Soft Integration Certification are required

Experience Level: Senior (12+ years total IT experience, 5+ years Mule Soft experience)

We are seeking an experienced Senior Mule Soft Developer to design, develop, and implement robust integration solutions using the Mule Soft Anypoint Platform, while also maintaining and enhancing legacy Java-based applications. The ideal candidate will have deep technical expertise in Mule Soft, a strong background in Java/J2EE, and experience with application servers such as Oracle Web Logic or IBM Web Sphere.

This role involves both modern API‑led integration development and supporting existing enterprise Java systems.

• Design, develop, and deploy Mule Soft integrations and APIs using the Anypoint Platform.
• Develop and maintain RESTful and SOAP web services for both on‑premises and cloud applications.
• Upgrade existing Mule applications to the latest Mule runtime and Anypoint platform versions, ensuring compatibility and performance optimization.
• Provide production support for Mule Soft integrations and Java applications as needed, including issue diagnosis, root cause analysis, and resolution.
• Collaborate with architects, analysts, and stakeholders to define integration requirements and ensure technical alignment with business needs.
• Maintain, enhance, and modernize legacy Java applications built on J2EE, Web Logic, or Web Sphere.
• Develop new Java‑based components and microservices to support evolving business requirements.
• Participate in code reviews, technical design discussions, and architecture planning.
• Support CI/CD processes and automated deployment pipelines for Mule Soft and Java applications.

• Bachelors degree in Computer Science, Information Technology, or related field.
• Either Mule Soft Developer Certification and/or Mule Soft Integration Certification are required.
• 5+ years of hands‑on experience in Mule Soft development and API design.
• Strong background in Java/J2EE, including Spring Framework, servlets, and integration design patterns.
• Solid hands‑on experience with application servers such as Oracle Web Logic and IBM Web Sphere.
• Experience developing and maintaining enterprise Java applications and integrating them with Mule Soft.
• Knowledge of API lifecycle management, RAML/OpenAPI specifications, and Anypoint Exchange.
• Familiarity with CI/CD tools (Git, Jenkins, Maven, etc.) and API security protocols (OAuth, JWT).
• Experience with monitoring, logging, and performance optimization for Mule Soft and Java applications.

• Cloud certifications (AWS, Azure, or GCP) are a strong plus.
• Experience integrating with mainframe (NATURAL applications).
• Exposure to containerization technologies such as Docker or Kubernetes.