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Software Engineer @PayIt
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WORK HISTORY
Software Engineer @PayIt
Architected full-stack enhancements to the Payment Plans system (scheduling APIs, React flows, and admin UI), directly contributing to landing a $10M ARR client.• Reduced call center costs by ~$300K annually by maintaining a Twilio-based IVR service (Java/Dropwizard, Kafka, MongoDB) that automated voice-driven payment flows and reporting surveys for government clients.• Developed the Ordered Billing enforcement feature with client-side priority logic, eliminating lengthy configuration discussions and reducing client onboarding by 2–3 weeks per implementation.• Engineered configuration management tooling within a multi-tenant NestJS/React monorepo, powering branded government payment portals for dozens of agencies.• Designed a cron-based distributed lock system and self-service admin UI for scheduling recurring and one-time service outages.• Accelerated feature delivery, test coverage, and documentation by integrating agentic AI tooling into daily engineering workflows across a large multi-service codebase.• Tech Stack: React, TypeScript, NestJS, Java, Dropwizard, Kafka, GraphQL, MongoDB, Kubernetes, Docker
EDUCATION
Western Governors University
Bachelor of Science - BS, Computer Science
Western Governors University
Master of Science - MS, Computer Science, AI and Machine Learning
ABOUT JACOB R.
Full-stack software engineer with 5+ years building distributed, multi-tenant SaaS systems in production. At PayIt, I work on government-scale citizen payment infrastructure serving dozens of agencies across GraphQL APIs, event-driven backends with Kafka, and React admin and consumer interfaces. I own features end-to-end, from data model to UI, and actively useagentic AI tooling to ship faster across a large multi-service codebase.
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