Mod Oracle PL SQL/Web Developer

ASRC Federal Agile Management LLC is seeking an experienced Mod Oracle PL SQL/Web Developer to support our work with the DEA’s Diversion Division.

Work Location: Hybrid – Arlington, VA (2 days per week onsite). Fully remote work may be considered.
Responsibilities

Design, develop, and maintain web applications served through Oracle mod_plsql
Write and optimize complex PL/SQL packages and SQL queries against large datasets
Build interactive, AJAX-driven front-end interfaces backed by PL/SQL procedures
Troubleshoot performance issues across the database, gateway, and browser layers
Participate in code reviews, deployments, and production support

Required Technical Skills
Oracle mod_plsql / Web Toolkit

Extensive experience building web applications using Oracle's mod_plsql gateway (PL/SQL Web Toolkit, OWA packages such as HTP, HTF, OWA_UTIL, OWA_COOKIE, WPG_DOCLOAD)
Configuring and maintaining mod_plsql Database Access Descriptors (DADs) under Oracle HTTP Server (OHS) / Apache
Generating dynamic HTML output directly from PL/SQL stored procedures
Session and state management in stateless mod_plsql architectures
Array parameter passing between pages
URL parameter passing
Proper understanding of the various locking strategies to maintain data integrity
File upload/download functionality

PL/SQL

Expert-level development of stored procedures, functions, packages, and triggers
Cursors (explicit, implicit, ref cursors), bulk operations (BULK COLLECT, FORALL), collections, and dynamic SQL
Exception handling, autonomous transactions, and performance tuning of PL/SQL code
Building and maintaining reusable PL/SQL APIs and business logic layers
Dynamic SQL

SQL

Advanced query writing, complex joins, analytic/window functions, subqueries, and set operations
Query optimization using execution plans, hints, indexing strategies, and partitioning
Data modeling, normalization, and writing DDL/DML for Oracle databases (19c and above)

Front-End: HTML, CSS, JavaScript, AJAX

Hand-coding semantic HTML and responsive CSS layouts
JavaScript for client-side validation, DOM manipulation, and interactivity
AJAX integration with mod_plsql endpoints for asynchronous, partial-page updates (XMLHttpRequest / Fetch, JSON or XML payloads returned from PL/SQL procedures)
Cross-browser compatibility and debugging

Education/Experience:

A BS/BA in Engineering, Physics, Computer Science, Information Technology, Mathematics or equivalent, and at least 5 years’ experience in the field. Nine (9) years of related experience is equivalent to a BS/BA in Engineering, Physics, Computer Science,

4+ years of hands-on Oracle development, with significant time spent specifically on mod_PLSQL web applications

Preferred / Nice-to-Have

Familiarity with Oracle HTTP Server / WebLogic configuration

Experienced with tools like TOAD, SQL Developer, SQL Plus, VSS