Oracle Developer

Description:
Diversified Systems is seeking an experienced Oracle Developer to assist in the modernization and migration of legacy Oracle Forms applications to Oracle APEX running on Oracle Database 19c. As part of an enterprise modernization initiative, legacy systems built on older Oracle Forms technology are being upgraded to modern, secure, and maintainable Oracle APEX applications.

This effort supports mission-critical environmental and regulatory systems and ensures long-term sustainability, improved performance, and alignment with current BIT standards. The selected candidate will play a key role in converting Oracle Forms applications to Oracle APEX, enhancing system performance and security, and ensuring alignment with modern development practices. This position requires strong Oracle PL/SQL development skills, deep knowledge of Oracle RDBMS, and experience working in Agile/Scrum environments.

Responsibilities:

• Analyze and understand the architecture, data structures, and integrations of existing Oracle Forms applications.
• Support the migration and conversion of Oracle Forms-based applications to Oracle APEX.
• Design and develop modern APEX user interfaces in collaboration with technical leads.
• Assist in establishing UI/UX design standards for future APEX applications.
• Develop and maintain PL/SQL stored procedures, functions, packages, and advanced queries.
• Perform data pulls, data analysis, and scripting to support reporting and system enhancements.
• Review existing documentation to understand system requirements, architecture, reporting, and functionality.
• Implement and support application security, roles, and authorization models within integrated Oracle systems.
• Conduct performance profiling and tuning to improve maintainability and system responsiveness.
• Generate technical documentation, business functional documentation, and system documentation.
• Participate in all phases of the system development lifecycle including requirements gathering, analysis, coding, testing, deployment, and post-production support.
• Provide mentoring and knowledge transfer to Commonwealth IT staff and other developers.
• Assist with production deployments and release management activities.
• Provide weekly status updates to management.
• Generate reports for executive management, end users, and Bureau of Information Technology (BIT) staff.

Requirements:

• Bachelor's degree in Computer Science or related field required.
• 5-7 years of experience developing in Oracle PL/SQL required.
• Experience developing stored procedures required.
• Experience developing functions required.
• Experience developing packages required.
• Experience creating advanced queries required.
• 5-7 years of experience developing applications using Oracle APEX required.
• Strong knowledge of Oracle RDBMS, preferably Oracle 19c required.
• Strong experience using SQL Developer and/or TOAD required.
• Understanding of data modeling principles required.
• Experience integrating web services required.
• Experience with performance tuning, debugging, and testing SQL queries, views, and stored procedures in Oracle and SQL Server required.
• Strong analytical and problem-solving skills required.
• Strong written and verbal communication skills required.

Desired Skills:

• Prior Commonwealth or Environmental systems experience preferred.
• Experience modernizing legacy Oracle Forms applications preferred.
• Experience with XML preferred.
• Experience with HTML preferred.
• Experience with Web Services preferred.
• Experience with Java preferred.
• Experience with PL/SQL APIs preferred.
• Experience with SOA architecture preferred.
• Experience with Agile/Scrum development methodologies preferred.
• Strong understanding of Oracle 19c database features preferred.
• Experience supporting regulatory or mission-critical systems preferred.
• Ability to produce clear and comprehensive technical and functional documentation preferred.

About Diversified Systems
Founded in 1990, Diversified Systems is an award-winning Technology Services corporation providing all levels of IT project consulting services nationwide. DSI is headquartered in Columbus, Ohio with regional offices in the American Midwest and East Coast. We offer our consultants a number of flexible and competitive compensation benefit packages.

Diversified Systems is committed to the principles of equal employment. We are committed to complying with all federal, state, and local laws providing equal employment opportunities, and all other employment laws and regulations.

Diversity, Equity and Inclusion
DSI values authenticity and is committed to making sure our employees and partners are valued and respected. At DSI, we believe building a diverse culture is important because we know when people work together, we can achieve better results as a team. DSI realizes that everyone comes from various backgrounds. We celebrate these differences because our employees are our greatest asset as we strive to best meet the needs of those we serve. As part of our ongoing efforts, DSI is focused on advancing equality, diversity, and inclusion by setting high standards to continually evolve our culture. This includes but is not limited to recruiting, community involvement, client delivery, and career development.