BUSINESS APPLICATION DEVELOPMENT

I build custom applications
that solve real business problems.

I'm Bill Unger, a senior application developer specializing in custom business applications, operational workflows, system integrations, and enterprise software solutions.

Extensive experience in business technology · End-to-end application ownership

THE CYBER EXCHANGE / ADMINISTRATIVE DASHBOARD (DEMO ENVIRONMENT)

TECHNOLOGIESPHPWordPressMySQLREST APIsProgress ABLAI Integration
01 / FEATURED WORK

Business software designed
around how people work.

From initial design and development through ongoing enhancements, integrations, and production support.

FEATURED APPLICATION · 2025–PRESENT

The Cyber Exchange

A custom-built cybersecurity services marketplace.

Architected and developed an AI-assisted marketplace connecting organizations seeking cybersecurity services with qualified providers. Built on WordPress as an application framework, with extensive custom PHP business logic, AI integrations, and purpose-built workflows supporting the entire project lifecycle.

Custom PHPCustom WP PluginsMySQLAJAX & RESTAI Integration
Explore the complete project story ↗

Screenshots are from a demonstration environment using sample project data.

Actual Cyber Exchange requester RFP editor showing section navigation and an AI assistant
REAL APPLICATION SCREENSHOTRequester RFP editor + AI assistant

AI-Assisted RFP Creation

Guided project definition and structured RFP development with AI assistance.

AI-Assisted Proposal Creation

Structured proposal development with AI guidance, response refinement, cost estimation, and project scheduling.

Intelligent Project Matching

Skills and classification-based matching that helps providers discover relevant project opportunities.

AI-Assisted Proposal Evaluation

Customizable evaluation rubrics, proposal comparisons, and AI-generated analysis.

End-to-End Business Workflows

Approvals, statements of work, invoicing, automated notifications, and post-project evaluations that can become part of requester and provider profiles.

Administrative Dashboard & Analytics

Centralized reporting and operational visibility into platform activity, user engagement, project lifecycles, and financial performance.

02 / EXPERTISE

More than code.
Complete solutions.

Technology should support the way a business actually operates.

Custom Business Applications

Designing and developing software tailored to specific business requirements—not just brochure websites.

Systems & Integrations

Connecting business systems, exchanging data, automating processes, and developing operational reports.

Application Modernization

Understanding established systems, preserving business rules, and improving them safely.

AI-Enabled Workflows

Applying AI to real business processes with human review and control.

03 / BACKGROUND

Decades of solving
business problems.

Extensive experience developing business-critical applications across diverse industries and operational environments.

Enterprise Application Development

Extensive experience designing, developing, integrating, and supporting business-critical software.

2025 – PresentThe Cyber ExchangeLead Application Developer · Custom PHP and application architecture
2023 – 2026Hanger, Inc.Software Engineer · ERP migration, reporting, data transformation
2018 – 2023Rocket MortgageSoftware Engineer · Enterprise business rules and integrations
1994 – 2016CompuCom SystemsSenior Programmer Analyst · Enterprise financial applications

Additional experience includes Progress OpenEdge / ABL, ERP integrations, accounting and operational systems, and production support.

04 / LET'S TALK

Have a web application challenge
that needs solving?

I specialize in custom business applications built with PHP, WordPress, MySQL, and related technologies. Whether you're building something new or improving an existing application, I'd welcome a conversation about how I might help.

Let's connect.

Open to conversations about remote development positions and contract projects.

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