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updated: August 6, 2022
11x AWS Certified | 5x GCP Certified | 4x Azure Certified | CKAD | Python Developer | Data Engineer |
Based in Seoul 👨💻 Work Globally
Key Expertise
- Management experience with 20+ developer and 10 designer team
- AWS, Azure and GCP Certified
- Web / App Development Experience
- Data Engineering Experience with various ETL architectures and Data Warehouses
- Product oriented development
Summary
I am cloud native. I am well experienced in back-end/front-end technologies, bigdata infrastructure and DevOps layers on AWS and GCP. I love to build a well designed web product with scalability and resilience in mind. I enjoy to solve technical challenge especially related to user facing product. Project success and team building is my primary goal on every project I am involved in. I believe my knowledge and experience spans from building a product and a solid development team in early stage startup to building and hardening enterprise level cloud infrastructure.
Selected Work History
Apr 2021 -
CTO @ Delivus Co. Ltd, Seoul, Korea
- Backend Development
- Developed Django backend api server using Majestic monolith django
- Cloud Engineering
- Developed Serverless cloud architecture to support more than 10k TPS
- ML Enginnering
- Developed ML pipeline for Recommendation system
- Developed and managed MLops architecture
Jul 2020 - Dec 2020
Software/Infra Engineer @ Hang5, Seoul, Korea
- Backend Development
- Application api server with Django
- Developed Lambda for async workload
- Cloud Engineering
- Developed Multi-region (DR-ready) infrastructure with heterogeneous deployment using ECS(us-east) and EKS(us-west)
- Data Enginnering
- Developed data pipeline to Bigquery
- Developed match algorithm using BQML
2012 - 2020
CTO @ MyMusicTaste, Seoul, Korea
Presented the technical vision and engineering roadmap from concept to future platform;
including incremental objectives to long-term goals and strategies through exchanging
and aligning with the functions & team.
- Developed a framework and associated processes using the industry standard for the
creation, ongoing review, analysis, maintenance and functional integration of software
systems
- Develops a rationale for project specific development and serves as the key software
functional leader in the execution of software solution
- Directly managed assigned SW architects and engineers
- Partnered with cross functional-teams including Product Management to translate product
vision into a deliverable roadmap
- Effectively aligned teams and resources to achieve key business priorities on time and at
the appropriate scope and highest quality
- Developed great talent and teams and grow/lead a talented engineering team, developing
the careers and technical capabilities of all team members
Product Owner
- Translated functional and technical requirements into platform design
- Designed and developed various aspects of service for 3million users with 400k MAU
- Cream Service Product Owner
Growth Team Lead
- ETL pipeline setup for data modeling architecture
- Ad campaign optimization (Facbook, instagram Ad data integration)
- BI setup for 100+ employees and 10+ teams
- ML inference system setup for ticket sales estimation
- Managed GTM, GA
Security Administrator
- Design and perform engineering best practices including security and data privacy
- Regulatory administration regarding user privacy and infra security
Business Development Team Lead
Develops a rationale for project specific development and serves as the key software
functional leader in the execution of software solutions
- Systemize global e-commerce and shipping process
- Business proposal pipeline setup
- Global Fan meeting, Crowdfunding
Education
2003-2008
Carnegie Mellon University
Master of Science in Electrical and Computer Engineering
Bachelor of Science in Electrical and Computer Engineering
Minor in Computer Science
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