Jeff (Sang Yoon) K. Email and Phone Number
Hello! I create applications with JavaScript/TypeScript, React/Redux, and Node.js/Express. I also build web applications to help clients meet their digital marketing and other business related goals.A recent endeavor of mine is leading the front-end portion of a database version control tool that simplifies schema migrations for more efficient deployment.I have too many hobbies, but the one at the forefront of my brain as of late, is Jiu Jitsu.WIP: http://dittodevtool.com/GitHub: https://github.com/syjeffkim
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Software DeveloperEworld Enterprise Solutions, Inc.Davis, Ca, Us -
Software DeveloperEworld Enterprise Solutions, Inc. Sep 2024 - Present -
Software EngineerDitto (Open Source) Mar 2024 - PresentAn open-source web browser application that enables developer teams to utilize version control for their schema migrations.- Fine-tuned SEO by configuring Webpack and React Helmet to give an overall 92% rating on LightHouse.- Utilized React with Typescript to create the Database Migration Management Dashboard, creating a developer centric UI/UX to monitor Postgres v14+ migrations and updates.- Implemented React-Router, Redux and Redux-Persist to design Ditto’s User to Project to Databases State System in order for secure rehydration, state management and navigation.- Developed the Access Code Sharing Feature utilizing Node.js v20, Typescript, and Express, creating secure and shareable code to streamline engineering team management.- Remodeled backend logic with Express to create an architecture that was efficient for API route handling, reducing server-side boilerplate. - Equipped with Bcrypt, JWT authentication, RBAC as well as providing GitHub OAuth to be SOC 2 and ISO 27001 compliant and uphold quality standards for security so teams feel assured their data is safe.- Hosted the internal database on Amazon RDS for the high availability, security, and reliability in a cloud environment which was essential for maintaining the performance of Ditto’s version control system.- Tested with Jest for unit testing React components, leveraging the powerful mocking and assertion libraries to ensure reliable and thorough testing allowing the app to have over 80% test coverage swiftly.- Constructed a database with PostgreSQL for the strong ACID compliance. PostgreSQL's indexing and powerful joins ensure reliability and rapid data retrieval; perfect to hold user, project and database information. -
Software EngineerOpen Source Jan 2024 - PresentFront End | Date Night - Web and Mobile AI Evening Date Generator- Employed React Router to create a single page application experience for simplicity and performance, crucial for an app designed to help couples find impromptu, yet tailored date suggestions quickly.- Dispatched OpenAI’s advanced natural language processing capabilities and control to format data accordingly and give user’s unique suggestions.Full Stack | Time Together - Web App To Find Free Time With Friends- Constructed with TailwindCSS to design the Client Login and Sign Up Portal which streamlined development and built an aesthetically pleasing user interface/experience.- Collaborated with project management to organize planning of the front-end team’s responsibilities to upheld agile development principles. -
Web DeveloperFreelance 2023 - Present- Deployed customer facing applications on Netlify for the SSL certification and simplified incorporation of GitHub that allowed for continuous integration/continuous deployment as well as the easy to configure custom domain names.- Drafted with Figma to visually communicate with clients their specific product requirements.
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Human Resources ManagerMikuni Restaurant Group, Inc. 2021 - 2023- Led end-to-end recruitment processes and successfully implemented comprehensive training plans, resulting in a 16% decrease time till significant internal promotions for employees.- Designed cleared employee protocols per position, leading to 50% increase in length of employee tenure- Fostered positive employee relations through effective communication and conflict resolution.- Revamped and optimized the onboarding procedures, resulting in a 30% reduction in employee onboarding duration and a general consensus of boost in employee satisfaction.- Managed ADP payroll, ensuring accurate and timely processing of payroll transactions.- Implemented and executed marketing strategies to enhance the employer brand and attract top talent.- Conducted employee onboarding and orientation sessions to facilitate seamless integration into the company culture.- Provided support in creating and maintaining HR policies and procedures.- Provided information about health benefits packages, FMLA, CRFA, and employment laws. -
Operations ManagerMikuni Restaurant Group, Inc. 2020 - 2021Davis, California, United States -
BartenderMikuni Restaurant Group, Inc. 2019 - 2020Davis, California, United States
Jeff (Sang Yoon) K. Education Details
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Bachelor Of Science - Bs
Frequently Asked Questions about Jeff (Sang Yoon) K.
What company does Jeff (Sang Yoon) K. work for?
Jeff (Sang Yoon) K. works for Eworld Enterprise Solutions, Inc.
What is Jeff (Sang Yoon) K.'s role at the current company?
Jeff (Sang Yoon) K.'s current role is Software Developer.
What schools did Jeff (Sang Yoon) K. attend?
Jeff (Sang Yoon) K. attended University Of California, Davis.
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