Senior Software Developer with 20+ Years Experience

GERALD DALUM

Brownsville, Texas *******@*****.***

SENIOR SOFTWARE DEVELOPER

Software developer with 20+ years of experience building enterprise applications, web platforms, backend systems, and cloud infrastructure. Experience includes C#/.NET, Oracle PL/SQL, React, Node.js, PostgreSQL, AWS, IVR systems, and AI workflow automation.

TECHNICAL SKILLS

Frontend: React, Redux, React Native, TypeScript, JavaScript, HTML5, CSS3, Bootstrap, Razor Backend: Node.js, Express, Java, C++, C# (.NET), ASP.NET MVC, VB.NET, Go Databases: PostgreSQL, Oracle PL/SQL, MySQL, Redis, MongoDB Cloud: AWS, VPC, Private Subnets, NAT Gateways, ALB, AWS Fargate Automation: Yellow AI, LLM Workflows, IVR Applications, API Integrations Other: GitHub Actions, Git, jQuery, Delphi, Visual Basic, JasperReports PROFESSIONAL EXPERIENCE

Advance Call Center Technologies

Senior Web Developer (Remote) Sept 2007 - May 2026

Developed and maintained enterprise call center and IVR applications using VB.NET, C#, ASP.NET MVC.

Worked with Oracle PL/SQL databases and company-standard stored procedures.

Maintained and updated IVR systems used in call center environments.

Integrated backend business workflows with Oracle stored procedures and internal systems.

Worked with Yellow AI workflows, LLM instructions, and API integrations for chatbot automation.

Supported production systems, troubleshooting, deployments, and ongoing maintenance. Independent SaaS & Cloud Infrastructure Project

Full Stack Developer May 2015 - Present

Built a full-stack cloud platform using React, Redux, Node.js, Express, PostgreSQL, and AWS.

Configured AWS infrastructure using VPCs, private subnets, NAT Gateways, ALB, and AWS Fargate.

Developed backend APIs, PostgreSQL database structures, and deployment workflows.

Developed JasperReports handler classes in Java and deployed compiled JAR-based reporting services. First Choice Technologies

Lead Programmer 2003 - 2007

Developed Texas Medicaid home health management applications using Delphi.

Managed application data storage using Advantage Database Server. DataLogic Software Inc

Application Developer 2002 - 2003

Worked on payroll, billing, and reporting systems using Delphi and BDE. Vicki Roy Home Health

Lead Programmer 2001 - 2002

Developed desktop and mobile healthcare applications in Visual Basic. EDUCATION

Associate of Computer Science Texas State Technical College - Harlingen

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