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Product Engineering Portfolio
Stefan Vojnovic
I build AI-powered products, agentic workflows, and polished interfaces that turn ideas into production-ready software.
Featured Work
All case studiesAgentic Workflows
Agentic Product Engineering at Infobip
Built custom LLM agent tooling and generative UI workflows that convert design language + requirements into production-ready prototypes and reports.
Read case studyDesign Systems
Framework-Agnostic Design System Foundation
Architected a single HTML/CSS token foundation consumed by React and Vue products across 10+ teams and 20+ products.
Read case studyProduct Delivery
Mortgage Partner CRM at Cimmaron
Led end-to-end UX and React implementation for mortgage workflows, including partner lead intake and real-time loan status tracking.
Read case studyDesign + Engineering Philosophy
Strong products come from minimizing translation loss between product, design, and engineering. I use AI to accelerate iteration, but I anchor every output in reusable systems, accessibility (A-AA), and production quality code.