Won Yong jin

Skills

React/Next JS, Node.js, Typescript, PHP, Wordpress, Express.js,


Developed and maintained high-traffic, client-facing web applications for Inc. and Fast Company, serving 7M+ monthly visitors.

Built and optimized internal CMSs and REST APIs powering editorial workflows across both brands.

Configured and managed Fastly CDN via Terraform, automating caching rules, redirects, and security headers to improve site performance and reliability.

Maintained 7+ production applications spanning JavaScript, TypeScript, Next.js, PHP, Go, WordPress VIP, React, and Node.js.

Designed and implemented 24/7 PagerDuty on-call rotations, ensuring continuous incident coverage across engineering and leadership teams.

Created automated escalation procedures integrating PagerDuty, OpenSearch, Slack, and Jira, streamlining alert workflows and reducing mean time to resolution (MTTR).

Established tiered technical support roles, improving triage accuracy and escalation efficiency across departments.

Authored custom OpenSearch scripts to monitor 400/500 errors and DataDome security events, enabling early detection of site-wide issues and proactive mitigation.

Led Agile development cycles, facilitating sprint planning, backlog grooming, and cross-functional collaboration for timely project delivery.

Served as Technical Product Manager, improving sprint velocity, implementing SEO optimizations, Adobe Omniture analytics tracking, and Piano subscription integrations.

Facilitated daily stand-ups, tracked progress metrics, and managed feature rollout timelines to align engineering output with business objectives.

About

U.S. Marine Corps veteran and software engineer with 7+ years of experience building and maintaining high-traffic web applications
for Inc. and Fast Company (7M+ monthly visitors), with a focus on full-stack development using React, Node.js, and RESTful APIs.
Proven expertise in AWS (EC2, Lambda, S3), GitHub workflows, and CI/CD pipelines. Adept at integrating CMS platforms and
building D3 data visualizations. Experienced in Agile environments and technical product management, collaborating
cross-functionally with engineering leads, external vendors, and stakeholders to deliver impactful features from ideation to launch.