Üstün Özgür

Principal Software Engineer · Backend, Platform & Applied AI

I build backend systems, web applications, and cloud infrastructure. Over 15+ years with US startups, I’ve worked as a senior engineer, founding engineer, CTO, and VP of Engineering. My work includes a successful Angular-to-React migration, cloud infrastructure, internal AI tools, and observability prototypes.

Based in Istanbul (UTC+3). Seeking Staff / Principal software engineering and senior applied-AI roles, remote with EMEA working hours.

Download CV (PDF) Contact me

Track Record

Selected work across AI applications, observability, healthcare, and enterprise software:

G2I / Enterprise Client (Jan–Jun 2026) — Senior Software Engineer (Contractor). Developed an internal knowledge base and AI chat assistant with GitHub, Linear, and company-document integrations. Automated AWS infrastructure with Terraform to support SOC 2 Type II audit readiness.
Runy (2025) — Head of Engineering. Led six engineers to build an AI-assisted property management MVP. Delivered the internal deployment used for investor demos within four months, using NestJS, Kafka, PostgreSQL, and LangGraph.
Edge Delta (2023–2025) — Senior Engineer. Led a successful platform-wide Angular-to-React migration and built Stripe billing infrastructure. Developed early AI on-call assistant prototypes and a conversational interface for observability pipelines.
Braid Health (2020–2023) — VP of Engineering / Principal Engineer. Contributed full-stack across radiology tools serving enterprise healthcare partners (Walmart Health); hardened CouchDB/Kubernetes infrastructure.
Toolio (2019–2020) — Founding Engineer. Served as the main engineer, taught Node.js to teammates new to the stack, and helped build the core engineering team for a retail merchandise planning startup.
SellerCrowd (2011–2017) — CTO. Developed a Django and React social networking platform for the advertising industry, serving more than 20,000 members.

Tech Stack

Languages & Web: TypeScript, React, Next.js, Python / Django, Go, Node.js

AI & LLMs: Vercel AI SDK, LangGraph, custom tool calling, enterprise knowledge retrieval

Data & Infrastructure: AWS, Terraform, PostgreSQL, Redis, Kafka, Docker, Kubernetes

Background

I completed an MSc in Electrical and Electronics Engineering at Bilkent University in 2009, researching polar codes under Prof. Erdal Arıkan.

I’ve spoken and taught workshops at DjangoCon Europe, Øredev, and At the Frontend Denmark, covering React internals and application architecture.

What I’m Looking For

A hands-on senior engineering role with an international team, contributing to architecture and implementation across backend systems, platforms, or applied AI. I’m particularly interested in AI tools, observability, and developer infrastructure.

I work remotely from Istanbul and am targeting EMEA working hours. Please include the role’s scope, working-hour expectations, and whether your team can hire or contract with someone based in Turkey.

Get in Touch

ustun@ustunozgur.com

LinkedIn GitHub

Download CV (PDF)