Quevera is seeking a highly skilled Oracle APEX / PL/SQL Developer with an active TS/SCI clearance with Polygraph to support mission-critical programs in Annapolis Junction, Maryland .
In this role, you will design, develop, enhance, and support enterprise web applications built on Oracle technologies.
Working alongside business stakeholders, technical teams, and database administrators, you will translate business requirements into secure, scalable, maintainable, and user-friendly applications.
You'll leverage Oracle APEX, Oracle SQL, PL/SQL, JavaScript, jQuery, HTML5, and CSS3 to develop responsive applications, integrate enterprise services and data sources, optimize application and database performance, and support solutions throughout the development lifecycle.
As an Oracle APEX / PL/SQL Developer , you'll have the opportunity to develop and support enterprise Oracle applications while contributing to application design, integration, performance, security, and ongoing technical improvements.
Key Skills for This Role
Oracle APEXOracle SQLPL/SQLJavaScriptjQueryHTML5
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Job Description
Quevera is seeking a highly skilled Oracle APEX / PL/SQL Developer with an active TS/SCI clearance with Polygraph to support mission-critical programs in Annapolis Junction, Maryland . In this role, you will design, develop, enhance, and support enterprise web applications built on Oracle technologies.
Working alongside business stakeholders, technical teams, and database administrators, you will translate business requirements into secure, scalable, maintainable, and user-friendly applications. You'll leverage Oracle APEX, Oracle SQL, PL/SQL, JavaScript, jQuery, HTML5, and CSS3 to develop responsive applications, integrate enterprise services and data sources, optimize application and database performance, and support solutions throughout the development lifecycle.
As an Oracle APEX / PL/SQL Developer , you'll have the opportunity to develop and support enterprise Oracle applications while contributing to application design, integration, performance, security, and ongoing technical improvements.
Job Responsibilities:
Design, develop, test, deploy, maintain, and enhance enterprise applications using Oracle APEX.
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Develop complex database functionality using Oracle SQL and PL/SQL, including packages, procedures, functions, triggers, views, and dynamic SQL.
Build responsive and intuitive Oracle APEX user interfaces using HTML5, CSS3, JavaScript, and jQuery.
Customize Oracle APEX components, including Interactive Grids, Interactive Reports, forms, Dynamic Actions, Lists of Values (LOVs), validations, processes, and shared components.
Implement client-side functionality using JavaScript, jQuery, and Oracle APEX JavaScript APIs.
Develop and integrate RESTful services and APIs with Oracle APEX applications.
Integrate Oracle APEX applications with external systems and data sources.
Design efficient SQL queries and optimize application and database performance.
Troubleshoot and resolve application, PL/SQL, JavaScript, and database-related issues.
Implement application security using APEX authentication and authorization schemes, session-state protection, access controls, and secure coding practices.
Participate in requirements gathering, technical design, code reviews, testing, and production deployments.
Develop reusable Oracle APEX components and establish development standards and best practices.
Perform routine health checks and support optimization of system performance, availability, access controls, and security.
Support system optimization, performance tuning, and capacity planning activities.
Proactively identify potential issues, risks, and roadblocks during system implementation and operations.
Maintain technical documentation for applications, database objects, integrations, and deployment procedures.
Provide ongoing production support, debugging, maintenance, and application enhancements.
Minimum Requirements:
Active TS/SCI clearance with Polygraph required.
Five (5) or more years of professional software development experience, including significant hands-on development using Oracle technologies.
Strong hands-on experience developing applications with Oracle APEX.
Advanced knowledge of Oracle SQL and PL/SQL.
Experience developing PL/SQL packages, stored procedures, functions, triggers, and other database objects.
Strong experience with JavaScript and jQuery, particularly within Oracle APEX applications.
Proficiency with HTML5 and CSS3, including responsive web application development.
Experience customizing Oracle APEX Universal Theme and application user interfaces.
Experience with APEX Dynamic Actions and client-side/server-side processing.
Experience developing and customizing Interactive Reports and Interactive Grids.
Understanding of AJAX-based processing and communication between APEX pages and PL/SQL.
Experience consuming or developing REST APIs and RESTful Web Services.
Strong understanding of relational database concepts, data modeling, and SQL performance optimization.
Experience troubleshooting applications using browser developer tools and Oracle APEX debugging capabilities.
Understanding of application security and secure software development practices.
Strong analytical, troubleshooting, and problem-solving skills.
Ability to work independently and collaboratively within a development team.
Desired Skills:
Experience with recent versions of Oracle APEX, including APEX 24.x.
Experience with Oracle REST Data Services (ORDS).
Experience integrating Oracle APEX with external enterprise applications and data sources.
Experience working with JSON, REST services, and AJAX.
Knowledge of Oracle database performance tuning and query optimization.
Experience with Git or other source control systems.
Experience with CI/CD and automated deployment processes for Oracle database and APEX applications.
Familiarity with accessibility and responsive UI/UX development standards.
Experience supporting enterprise or mission-critical Oracle APEX applications.
Why Join Quevera?
Award-Winning Culture
Quevera was recognized as a Top Workplace in the Washington, DC/Baltimore region for 2025 , marking our fifth consecutive year receiving this distinction based on employee feedback.
Outstanding Benefits
We invest in our employees and their families through a highly competitive benefits package, including:
100% employer-paid medical coverage (optional plan)
Competitive options for Medical, Dental and Vision insurance
Employer-paid short-term and long-term disability coverage
Employer-paid life insurance
$5,000 annually for education, training, certifications, and professional development
Career advancement through our structured iQTouch Program
Up to 6% 401(k) match
Additional 4% profit-sharing contribution , at company discretion
At Quevera, we believe exceptional people deserve exceptional opportunities. We're more than just a workplace—we're a team of innovators, problem-solvers, and industry experts committed to delivering mission-critical solutions while fostering professional growth, collaboration, and technical excellence.
Quevera is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age or any other characteristic protected by law. #LI-AA1
About Quevera
Software & SaaS51 employeesFounded 2013
Veteran-owned custom software engineering firm serving government customers with mission-critical IT solutions.
