Available to hire
I am a results-driven senior software developer and solutions architect with 15+ years of experience delivering robust, scalable applications and modernizing complex legacy systems. I excel at transitioning established software platforms to efficient, high-performance cloud-native architectures, driving performance improvements, and aligning technical solutions with business goals.
I’ve led large-scale modernization efforts, collaborated closely with DevOps and QA teams to implement CI/CD and testing frameworks, and mentored engineering teams to share knowledge and raise the bar on code quality and delivery speed.
Skills
Experience Level
Expert
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Intermediate
Language
Korean
Advanced
Japanese
Intermediate
Chinese
Intermediate
Work Experience
Senior Developer & Cloud Architect at Vineedu Group Ltd
May 1, 2021 - November 1, 2025Spearheaded architectural redesign and implementation of VineEDU Software platform's transition to cloud-native environment, transitioning API server from Java to Rust, improving API speeds by 80 to 100% in some calls. Developed API endpoints and database queries by implementing caching strategies and indexing high-volume tables, reducing data retrieval latency by over 50% and leveraging Cassandra NoSQL and PostgreSQL. Collaborated with DevOps and QA teams to integrate CI/CD pipelines and enhance testing frameworks, decreasing production environment critical bugs by at least 60%. Developed web app frontend using HTML5, CSS, SASS, JavaScript, Node.js, TypeScript, React.js, and Ember.js.
Developer & Technical Support at Duke University Biological Sciences Department
August 1, 2018 - May 1, 2021Software developer and systems support; frontend development; assisted faculty with cloud computing and cloud-native computing projects; spearheaded preparation and maintenance of cloud and other technical infrastructure to support technical computing projects.
Solution Architect & Software Developer at Seedbed, inc.
January 1, 2018 - July 1, 2018Led end-to-end review of Seedbed technology platform and tools; designed solution architecture for Seedbed next generation cloud-based platform; lead software developer of seedbedkids.com, converting design templates in Photoshop into transactional site integrated into Shopify using Shopify GraphQL API; RDBMS used: Postgres; developed frontend using HTML5, CSS, SASS/Less, JavaScript, Node.js, TypeScript, and Ember.js.
Lead Solution Architect at Sainsbury’s Plc
April 1, 2014 - July 1, 2016Architecturally and technically led a team of architects and developers in a large project involving three system integration partner companies; led technical aspects of vendor selection in an RFP; involved in full-stack development, cloud infrastructure design and CI/CD, and collaboration with DevOps engineers.
e-Commerce Technical Consultant at Amazon.com
November 1, 2012 - February 1, 2014Technical lead in transitioning Marks & Spencer (M&S), an Amazon.com merchant customer, to a new solution based on IBM platform infrastructure; ensured no downtime and transparent transition to end users in retail stores and online; supported developers through the transition and served as technical knowledge bridge between the Amazon merchant platform and the new solution.
Application Architect, Solutions Architect at Barclays, Plc
April 1, 2012 - September 1, 2012Spearheaded the development of end-to-end application and solution designs, and implementation oversight of automation solutions for the bank’s PPI Remediation project (Symphony PPI); led various teams to deliver end-to-end technical solutions aligned with design lifecycle.
Education
Master of Divinity at Duke University
January 11, 2030 - December 16, 2025Bachelor of Science (Hons) Civil Engineering at University of London, England
January 11, 2030 - December 16, 2025Korean, Japanese, Chinese Language Studies at University of London, England
January 11, 2030 - December 16, 2025Korean Language studies at Yonsei University
January 11, 2030 - December 16, 2025Master of Divinity at Duke University
January 11, 2030 - December 16, 2025Bachelor of Science (Hons) Civil Engineering at University of London
January 11, 2030 - December 16, 2025Korean, Japanese, Chinese Language Studies at University of London
January 11, 2030 - December 16, 2025Korean Language studies at Yonsei University
January 11, 2030 - December 16, 2025Qualifications
Industry Experience
Software & Internet, Retail, Education, Professional Services, Manufacturing, Financial Services, Healthcare
Skills
Experience Level
Expert
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Intermediate
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