Demo

Senior Application Developer

AppleOne Employment Services
Columbia, SC Contractor
POSTED ON 4/16/2026
AVAILABLE BEFORE 5/15/2026

A confidential public-sector client is seeking an experienced Senior Application Developer to support and enhance mission-critical Case Management and Juror Management systems built on CA Plex. This role plays a vital part in ensuring continuity, stability, and performance of legacy platforms while broader modernization efforts are underway.

If you enjoy maintaining complex enterprise systems, solving deep-rooted technical challenges, and supporting systems that truly matter to communities, this role is worth a look.


What You’ll Be Doing

Application Maintenance & Support

  • Maintain and support large-scale CA Plex–based systems across environments
  • Troubleshoot production issues, conduct root-cause analysis, and implement long-term fixes
  • Provide escalation/on-call support for critical system issues

Development & Enhancements

  • Design and implement enhancements within the CA Plex model
  • Update business rules, workflows, screens, batch processes, and reports
  • Ensure compliance with statutory and policy requirements

Database & Data Integrity

  • Write and optimize SQL Server (T‑SQL) queries and stored procedures
  • Perform data corrections and system performance tuning on very large datasets
  • Ensure data consistency across integrated systems

System Integrations

  • Support integrations with external and internal platforms (law enforcement systems, eCitation, eFiling, public index, etc.)
  • Assist with evolving legacy interfaces toward API-based integrations

Reporting & Analytics Support

  • Develop extracts and queries to support operational and analytical reporting
  • Partner with analytics teams and data warehouse initiatives

Collaboration & Documentation

  • Work closely with court administration, IT leadership, and development teams
  • Translate business requirements into technical solutions
  • Document system changes and support knowledge transfer initiatives


What We’re Looking For

Required Experience

  • 15 years of application development experience
  • 15 years working with CA Plex or similar model-driven/4GL environments
  • 15 years of SQL Server / T‑SQL experience
  • Strong debugging, troubleshooting, and problem-solving skills
  • Extensive experience supporting legacy or enterprise systems
  • Experience with system integrations (REST, SOAP, XML, services, microservices)
  • Background in court case management and jury management systems


Nice to Have

  • Public sector, judicial, or government system experience
  • Data warehouse concepts (star/snowflake schemas)
  • Power BI backend optimization
  • Azure DevOps, Always On Availability Groups
  • .NET, Java, or C (generated from Plex)
  • Experience cleaning and stabilizing large legacy datasets across jurisdictions
  • Familiarity with security appliances (e.g., Imperva)

Salary : $75 - $80

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