Senior Oracle APEX & PL/SQL Developer – Web Apps

Columbia Technology Partners; Corridor North (MD); On-site; USD 110,000 - 160,000; Full time

Job summary

Columbia Technology Partners is seeking an Oracle APEX / PL/SQL Developer to design, develop, enhance, and support enterprise web applications built on Oracle technologies. This role focuses on secure, scalable Oracle APEX applications and involves collaboration with business stakeholders, developers, and DBAs.

You will work on complex SQL/PL/SQL, REST API integration, and front‑end interfaces, ensuring performance and security across the full SDLC. U.S.

Qualifications

• 5+ years of professional software development experience with significant hands‑on experience developing applications using Oracle APEX.
• Advanced expertise in Oracle SQL, PL/SQL, and Oracle database development, including packages, procedures, functions, triggers, and performance optimization.
• Strong front‑end development experience with JavaScript, jQuery, HTML5, CSS3, responsive web design, and Oracle APEX UI customization.
• Experience developing and consuming REST APIs, troubleshooting complex applications, implementing secure software development practices, and collaborating within development teams.

Responsibilities

• Design, develop, test, deploy, and maintain enterprise applications using Oracle APEX.
• Develop and support complex Oracle SQL and PL/SQL solutions, including packages, procedures, functions, triggers, views, and dynamic SQL.
• Create responsive and intuitive user interfaces using HTML5, CSS3, JavaScript, and jQuery.
• Customize Oracle APEX components, including Interactive Reports, Interactive Grids, forms, Dynamic Actions, and shared components.
• Develop client‑side functionality using JavaScript, jQuery, AJAX, and Oracle APEX JavaScript APIs.
• Design and integrate RESTful APIs and web services with Oracle APEX applications and external systems.
• Optimize application and database performance through efficient SQL development, tuning, and troubleshooting.
• Implement application security using authentication, authorization, access controls, and secure coding practices.
• Participate in requirements gathering, technical design reviews, testing, deployments, and production support activities.
• Develop reusable components, establish development standards, and maintain technical documentation.

Skills

Oracle APEX

Oracle SQL

PL/SQL

JavaScript

REST APIs

Tools

ORDS

Git

CI/CD

Job description

Columbia Technology Partners is seeking an Oracle APEX / PL/SQL Developer to design, develop, enhance, and support enterprise web applications built on Oracle technologies. This role focuses on secure, scalable Oracle APEX applications and involves collaboration with business stakeholders, developers, and DBAs.

You will work on complex SQL/PL/SQL, REST API integration, and front‑end interfaces, ensuring performance and security across the full SDLC. U.S.