Dennis Sesma is a Senior Software Engineer based in the New York City area with 11 years of experience building backend systems for advertising and healthcare. He specializes in Java, Spring (including Spring Boot and Spring Batch), SQL, and Google Cloud, and has driven measurable product outcomes like a 35% conversion lift for a mobile app through automated outbound campaigns and IVR integration. Dennis has experience across the stack—from automating data pipelines and batch jobs to building REST APIs and migrating legacy databases to AWS-hosted MySQL—demonstrating both operational rigor and pragmatic engineering. He’s comfortable working in Agile teams and has also taught web development and security, reflecting an ability to communicate technical concepts and mentor others. Notably, his background includes hands-on vendor integration work and automated testing practices that reduce risk in high-volume production systems.
11 years of coding experience
6 years of employment as a software developer
Bachelor of Science (B.S.) Information Technology Specialization in Web Applications, Bachelor of Science (B.S.) Information Technology Specialization in Web Applications at New Jersey Institute of Technology
Associate's degree Computer Science, Associate's degree Computer Science at Passaic County Community College
Contributions:45 commits, 38 pushes, 1 branch in 2 months
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Dennis Sesma - Senior Software Engineer at Dstillery