Ted Hyounggun Ahn
Senior Software Engineer · Backend, Infrastructure & Enterprise AI
Carrollton, Texas · tahn1996@gmail.com · +1-945-345-4052
https://tedahn.pw

SUMMARY
Building event-driven, cloud-native systems across backend, infrastructure, and AI-assisted engineering.

EXPERIENCE
Senior Software Engineer, Capital One
Jul 2024 - Present · Plano, TX
- High-Priority Product Delivery: Independently delivered a high-priority digital marketing pilot using spec-driven development. Its success helped establish a dedicated cross-functional team while parallel work stayed on track.
- AI-Assisted Engineering: Co-developed knowledge systems and reusable context workflows for teams adopting AI-assisted development under enterprise governance.
- Architecture and SRE Leadership: Automated failover and regional-isolation tests for cloud services to strengthen reliability standards.

Software Engineer, Capital One
May 2022 - Jul 2024 · Plano, TX
- Patented Vehicle Data Pipeline: Designed and patented an event-driven pipeline that consolidated 3M+ vehicle records each day. It replaced a 15-year-old system and supplied data for analytics and ML features.
- Reliability Under Pressure: Automated a patch and traced memory and thread leaks that threatened a high-visibility launch. The work helped prevent an outage and received the organization's inaugural award.

Software Engineer, USAA
Sep 2019 - May 2022 · Plano, TX
- Life-Safety Messaging at Scale: Built USAA's first reactive, event-driven communications platform. It processed 1M SMS messages per hour for urgent customer notifications during severe weather and life-threatening events.
- Greenfield Modernization: Maintained a critical 35-year-old on-premises platform while helping build its distributed replacement with OpenShift and GitLab CI. Also worked on proofs of concept, shared libraries, and security patches.

Data Analyst / Software Engineer Intern, US LINE WEBTOON
May 2017 - Dec 2017 · Los Angeles, CA
- Recommendation Concept: Built a Spring MVC and Apache Spark batch job using precomputed title behavior and traffic data to test a recommendation concept.

2026 & Beyond
What I want to work on next
I want to keep working on enterprise AI, infrastructure, and backend systems, especially where better architecture can make a team faster and more reliable.

EDUCATION
Postgraduate Certificate, Artificial Intelligence and Machine Learning, University of Texas at Austin
November 2025
Formalized my applied ML foundation while expanding from large-scale backend engineering into model training and ML infrastructure.

Bachelor of Science, Computer Science, University of Texas at Dallas
May 2019
Built the computer science foundation that continues to guide my work in distributed systems and software architecture.

CORE SKILLS
- Java, Python & JavaScript
- AWS, GCP, Kubernetes & OpenShift
- Event-driven, streaming & high-throughput systems
- Context engineering & spec-driven development
- Multi-agent workflows & AI-assisted engineering
- GitLab CI, GitHub Actions & developer enablement