- Developed and maintained Docebo LMS, a large-scale enterprise application built in Angular 14 that spanned over 20 inter-connected repositories, and made structural decisions on the organization and grouping of common libraries and components.- Operated in a distributed agile scrum team with a 2-week sprint, and weekly product releases, often presenting the development team's progress to stakeholders during Sprint Review meetings.- Assisted junior frontend developers and performed pair-programming on ad-hoc basis.- Enhanced accessibility by ensuring features were keyboard navigable and meaningfully compatible with screen readers, improving the overall user experience.- Collaborated with QA Engineers and UI/UX Designers to deliver compliant and pixel-perfect implementations of numerous Epics.

- Maintained and developed multiple React-based frontend applications in both JavaScript and TypeScript with an active user-base in the hundreds of thousands - Stack: React, Nextjs, Redux or Redux-Toolkit, CSS/Sass/CSS-in-JS- Assigned to a Technical Lead role where I provide support to junior developers, review new libraries and technologies to be added to the FE stack, and spearhead the implementation of large-scale projects (in-house SSO system, Design System)- Developed internal tool with Node.js and React, creating tools that automated i18n file syncing, release branch creation, among other flows that saved developers an estimated 600 hours per year.- Created and taught curriculum of onboarding sessions based around development environment setup, deployment systems, translation systems, git branching strategies, frequent workflows, and usage of Jira within the company to new members of the FE team- Containarized and migrated frontend deployment stack from AWS EC2 to ECS. Increased site reliability by making use of blue-green deployments and auto-scale functionalities- Revamped and optimized deployment system to cut down deployment times by over half (20mins -> 7mins) by leveraging a variety of methods across the pipeline (Webpack plugins, Docker builds, GitHub Actions caching)- Designed and implemented the architecture of a design system, automated workflows to sync design tokens and build CSS files to be consumed as libraries

- Customizing the Mattermost Enterprise (web app, mobile, and desktop clients) for Samsung Electronics (React, React Native). - Managing customer requirements, and assigning tasks to the development team based on deadlines and milestones. - Responding to issue tickets, testing reported bugs and escalating issues when necessary. - Setting up a CI/CD environment that automatically rebases and updates custom code to match upstream versions. - Developing chatbot integrations (NodeJS), a Push Notification Proxy server (Golang), automated E2E testing scripts (Cypress.io), Testing email templates (Golang + Puppeteer)

- Developed the front-end for the company’s core product (Disaster Recovery Automation Solution), utilizing the latest development trends (React, Redux)- Created API endpoints in Node.js, established data structures and queries for the MySQL database.- Maintained & improved the back-end logic of a web application for project management built with the Spring MVC Framework (Java). And oversaw its implementation in the client-site (The Cloud Data Center of the Metropolitan City of Seoul).- Developed a customizable Dashboard application for the Korea Local Information Research and Development Institute (한국지역정보개발원), utilizing React.js for UI/UX, and Redux for REST API calls to server.