Oracle APEX Developer
The Arizona Department of Environmental Quality is currently undergoing a significant digital transformation initiative, modernizing our legacy application portfolio. A key aspect of this is the conversion of a large Oracle Forms-based application to Oracle APEX. Approximately 40% of this conversion is complete, with a target completion date of December 2026, primarily supported by an external vendor.
As we bring these new APEX modules into production, we are seeking an experienced Oracle APEX Developer (Contractor) to join our team. This is a unique opportunity to apply your
expertise in a public service context, supporting critical environmental programs and helping to build in-house APEX capabilities.
Position Summary:
The Oracle APEX Developer (Contractor) will be instrumental in ensuring the stability and ongoing support of our newly deployed Oracle APEX applications. This role will involve
hands-on development for bug fixes, enhancements, and operational support for production APEX modules. Additionally, the successful candidate will play a vital role in leveraging Oracle
APEX to convert existing Microsoft Access applications, expanding our modernized application landscape. This position will also involve significant knowledge transfer to our internal team, fostering self-sufficiency in APEX development.
Primary Responsibilities:
-Production Support (50%):
-Provide expert-level support for existing Oracle APEX applications in production,
including troubleshooting, bug fixes, performance tuning, and minor enhancements.
-Monitor APEX application health and proactively identify and resolve issues.
-Collaborate with end-users and product owners to understand and address
production support needs.
-New Development/Conversions (30%):
-Lead the conversion of existing Microsoft Access applications to Oracle APEX,
including requirements gathering, design, development, testing, and deployment.
-Work closely with program areas to translate business needs into robust APEX
solutions.
-Knowledge Transfer & Mentoring (20%):
-Serve as a subject matter expert in Oracle APEX, providing guidance, best practices,
and knowledge transfer to our in-house development team.
-Assist in building the internal team's capability to support and develop Oracle APEX
applications independently.
-Contribute to the development of APEX coding standards and documentation.
-Participate in code reviews to ensure quality, security, and adherence to established
standards.
-Collaborate with database administrators (DBAs) for schema changes, performance
optimization, and data migration as needed.
-Work effectively with the external vendor team involved in the larger Oracle Forms to APEX conversion project.
Required Skills and Experience:
-Technical Expertise:
-7+ years of hands-on, professional development experience with Oracle
Application Express (APEX).
-Strong proficiency in SQL and PL/SQL, including advanced querying, stored
procedures, functions, packages, and triggers.
-Demonstrated experience in developing complex APEX applications from inception to
production deployment.
-Experience with APEX component development (pages, regions, items, dynamic
actions, reports, forms, themes, templates).
-Proficiency in designing and optimizing APEX security, including authentication and
authorization schemes.
-Solid understanding of Oracle Database concepts and architecture.
-Familiarity with front-end web technologies (HTML, CSS, JavaScript) as they relate to
APEX development.
-Demonstrable experience converting or migrating applications from other
platforms (e.g., Microsoft Access, Oracle Forms) to Oracle APEX.
-Problem-Solving & Support:
-Proven ability to diagnose, troubleshoot, and resolve complex application issues in a
production environment.
-Experience with performance tuning of APEX applications and underlying
SQL/PL/SQL code.
-Collaboration & Communication:
-Excellent communication skills, both written and verbal, with the ability to articulate
technical concepts to both technical and non-technical audiences.
-Strong interpersonal skills and a collaborative mindset, with a willingness to mentor
and share knowledge with an internal team.
-Ability to work effectively within a team-oriented environment and with external
vendors.
-Analytical Skills:
-Strong analytical and problem-solving skills to understand business requirements
and translate them into effective technical solutions.
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