# Victor Dai

> Full Stack Engineer | Javascript | React | Node.js | Express | PostgreSQL | MongoDB

Location: San Francisco, California, United States
Profile: https://flows.cv/victordai

I am a full-stack web developer with a passion for problem solving, projects and creating working tools and services with aesthetic interfaces and am always looking to learn new things. 

I am interested in language, drawing, art, design, AI and much more! Email me at vdsayf@gmail.com or DM me right here on LinkedIn!

## Work Experience
### Software Engineer @ Alki
Jan 2024 – Jan 2025

### Kanji Convert @ Personal Projects
Jan 2024 – Jan 2024
Minimalist site for Kanji and Hanzi Conversions
Uses OpenCC and Bing API for translations and persists pairs in Mongo DB
Frontend development with React and Anime.js, deployed on Render
Still work in progress!

### Atelier Online Shopping @ Personal Projects
Jan 2024 – Jan 2024
E-commerce application with product reviews and ratings 
Optimized deployment, utilizing Sequelize’s connection pooling, and indexing to reduce response times down by 99.6%, and implemented batched and asynchronous Sequelize promise queries, reducing query times by 97%
Created front-end with overview module and carousel gallery to dynamically display product options with responsive styling.

### Gym Buddy @ Personal Projects
Jan 2024 – Jan 2024
Gym social media app with workout tracking and AI recommendations
Worked in a team of seven, coordinated the development process and separated work modularly for version control. Tailored workouts to users using AI recommendations and created module for tracking workouts and used Daisy UI for more organized and concise modules.

### Data Scientist and Analyst @ Solvay
Jan 2021 – Jan 2022
Model training and predictions with data science techniques; 

Trained  regression models in R with chemical pH, purity, air pressure, recovery rate and other statistics for a Copper/Molybdenum refining plant
Used statistical techniques such as factor correlation and PCA dimensionality reduction to reduce error below 5%.
Created data visualizations and presented actionable suggestions for clients  regarding time frame, plant activity, and chemical characteristics.
Diagnosed problems with dataset inputs which had been collected over the past 3 years and  designed a framework to  improve data recording and storage.

### Developer and Contributor @ Ludwig A.I.
Jan 2021 – Jan 2021
Open-source AI accessibility and documentation;

Worked on the team  developing an open-source Machine Learning toolbox with  the focus on  UX/UI design while maintaining strength and depth in function
Improved the usability of the  sentiment analysis tools   by adding user friendly graphics, this led to an increase in new user retention
Revamped documentation, website layout and learning materials using design and user

### Researcher/Programmer @ UC Berkeley Kidd Lab
Jan 2019 – Jan 2020 | Berkeley, California, United States
Experiment and interface implementation; Response data cleaning and analysis;

Designed and developed a webpage based MTurk program as an experiment to measure creativity in response to a fun or a boring task
Implemented the different tasks in JavaScript, HTML and CSS as webpages and ingested the responses into SQL tables
Cleaned and analyzed data for experiment review; reran trials with extensive test cases controlling for demographics and bias 
Created a second MTurk program for users to rank a sample of the responses in terms of perceived creativity

### Animation Class Instructor @ Art for Animation Student-Run Class
Jan 2017 – Jan 2019 | UC Berkeley
Teaching students visual storytelling  and helping them create animatics
Lead class for 2 years
Designed and revised work for entire course, and prepared lectures for each class

### Video Games Committee Member @ Business Careers in Entertainment Club (BCEC) - Berkeley Chapter
Jan 2018 – Jan 2018 | Berkeley, California
Holding career fairs for students and professionals alike
Mentoring and helping new students with professional opportunities

### Marketing Intern @ PurePoint Energy
Jan 2016 – Jan 2016 | Norwalk, Connecticut
Generating sale of solar systems by making presentations and connecting with clients
Traveled on site for presentations and outreach
Updated company graphics and media for presentation use


## Education
### Bachelor of Arts - BA in Cognitive Science
University of California, Berkeley


## Contact & Social
- LinkedIn: https://linkedin.com/in/victordaiyun

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Source: https://flows.cv/victordai
JSON Resume: https://flows.cv/victordai/resume.json
Last updated: 2026-03-20