Greg - Java Developer

Demonstrated experience with Java.

Demonstrated experience with J2EE.

Demonstrated experience with JavaScript (ES6+).

Demonstrated experience with TypeScript.

Demonstrated experience with SQL.

Maintained, modified, and enhanced core web applications (iClinic and Online IPQ system), implementing custom business logic and strict input/field validations.. Optimized database queries and form processing workflows to improve system accuracy and response times.. Configured and managed cloud storage solutions via AWS S3 and maintained WordPress application setups.

Developed and maintained enterprise application modules using Java, MySQL, PrimeFaces, and Glassfish application server, emphasizing Java/J2EE development.. Analyzed, designed, coded, inspected, debugged, and tested software solutions in the internal tools area through all stages of the SDLC.. Designed prototype applications, including program unit structure and application flowcharts, in coordination with the IT Manager.. Authored technical documentation, system specifications, and user guides to ensure code modularity and maintainability.. Conducted root-cause analysis and fixed critical code defects prior to deployment.. Maintained hosting servers for ERP-CRM and other Java-based enterprise applications.

Performed code reviews, system integration testing, and bug tracking to ensure application compliance with functional requirements.. Managed relational database backup procedures, system documentation, and IT infrastructure reliability.

Assisted users in the implementation and support of developed systems for branch/campus use, ensuring compliance with required specifications.. Maintained inventory records for software licenses and ensured proper back-up plans and data protection for all campus systems.