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Jack PletkaJP
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Jack Pletka

@jackpletka

Full-stack AI engineer at UrbanLayer who built a parcel feasibility product and raised its RAG copilot accuracy from 68% to 96%.

United States
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At UrbanLayer, I built a parcel feasibility product that brings more than 25 public data sources into one profile, with a RAG copilot over the Chicago Municipal Code. I wrote a primary-source benchmark and raised copilot accuracy from 68% to 96%.

At The Official AI, I replaced one-off pollers with a shared multi-node PostgreSQL job queue for 15 AI task types and rebuilt the LoRA fine-tuning pipeline, protecting about $5K MRR across 22 customers. Earlier, I shipped APIs and patient-facing interfaces for Abraxis Networks’ telehealth platform and cut response latency by 66% on a Soul Machines feature.

Experience

Work history, roles, and key accomplishments

UR
Current

Founder & Full-Stack AI Engineer

UrbanLayer

May 2026 - Present (6 months)

Founded and built a parcel feasibility product with RAG copilot, raising parcel-lookup accuracy from 23% to 99%+ and copilot accuracy from 68% to 96%.

AN

Full-Stack Software Engineer

Abraxis Networks

Feb 2021 - Jan 2024 (2 years 11 months)

Shipped Java/Spring Boot REST APIs for a HIPAA-compliant telehealth platform, built patient-facing React/TypeScript interfaces, and implemented the billing layer with automated fee splits and general-ledger entries.

Education

Degrees, certifications, and relevant coursework

Arizona State University logoAU

Arizona State University

Bachelor of Science, Computer Science

Pursued a Bachelor of Science in Computer Science with a minor in Business.

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