william mullin

projects

youvmerch

co-founder & CTO, 2025-present

Custom merch for touring artists and musicians. I built the entire backend system the business runs on.

poptropicaslutz!

solo, 2025-present

A website for the band I manage. Watch past shows, post on the message board, read the blog, foster community...

Chop In

solo, 2025-present

Play a piano track on Spotify and immediately see the corresponding public-domain sheet music as a cleaned PDF.

mattisgalactic.com

solo, 2023-present

A memorial and living archive for my late older brother, Matthew John Mullin.

aurorum

solo, 2026-present

An archive for my piano recordings, guitar riffs, and original music.

coding activity

9,015 contributions in the last year.

resume

william mullin

contact

will@youvmerch.comlinkedin

education

  • Stony Brook University
    B.S. in Applied Mathematics & Statistics

experience

West Palm Test Prep
Sep 2026-Present|Forward Deployed Engineer
  • Work directly with leadership and the operations team to turn their day-to-day workflows into software, from scoping to shipping.
  • Built internal CRM and workflow tools end to end in TypeScript / React on Postgres.
youvmerch
Dec 2025-Present|Co-Founder & CTO
  • Launched a merch company made by artists, for artists.
  • Software development, creative direction, finance/compliance, and backend optimization.
Chaotic Good Projects
Jul 2025-Present|Software Engineer (Contract)
  • Designed and shipped a Discord bot (TypeScript, discord.js, Prisma / Postgres) that runs TikTok sound / UGC creator campaigns end to end.
May 2025-Mar 2026|Digital Marketing Manager
  • Oversaw six figures a month in marketing budgets and social strategy for music industry clients.
  • Managed two coordinators across campaign execution.
  • Built and optimized internal systems to improve and automate workflows.
West Palm Test Prep
Mar 2023-May 2025|Project Manager
  • Managed the development of full-stack software at whiz.study.
  • Designed feature concepts and organized SWE task management using Jira, Linear, and Figma.
  • Ran B2C tutoring sales; handled client relationships, contracts, and invoicing.
Stony Brook University: Research Positions
Dec 2024-May 2025|Finance Lab
  • Conducted research on financial markets and trading strategies under Professor Danling Jiang.
Aug 2024-Dec 2024|Applied Mathematics Lab
  • Conducted research on applications of machine learning and computational finance under Professor Yuefan Deng.
Stony Brook University: Teaching Positions
Aug 2024-Dec 2024|AMS 394: Statistical Laboratory
  • R and SAS programming class covering statistical problem-solving, regression analysis, data visualization, and hypothesis testing.
Aug 2023-Dec 2023|AMS 210: Linear Algebra
  • Linear algebra class covering systems of linear equations, matrices, vector spaces, eigenvalues, and linear transformations.
Tutoring
Sep 2022-May 2025|Tutor, West Palm Test Prep
  • Taught SAT, ACT, and AP exam prep to students, 1-on-1 and in groups.
Oct 2024-Feb 2025|Piano Instructor, Malverne School of Music
  • Taught piano to beginner and intermediate students, 1-on-1.

coding languages

TypeScriptJavaScriptPythonSQLRJava

tools

React / Next.jsNode.jsPostgresHTML / CSS / TailwindREST APIs / webhooksDockerLinux / SSHGit / GitHub

data skills

Data CleaningData VisualizationStatistical Modeling

languages

English (Native)Spanish (Conversational)

art