# Charles "Rudy" D.

> Software Engineer (Ex-Twitch)

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

Experienced Software Engineer with a history of working at startups. Skilled in Frontend and Backend development. Proficient in JavaScript, Golang, and Python. Strong engineering professional with a Bachelor's Degree from Northwestern University.

## Work Experience
### Senior Software Engineer @ Twitch
Jan 2019 – Jan 2024 | San Francisco Bay Area
- Developed features across a wide range of product surfaces including Chat, Extensions, Rewards, and Guest Star (co-streaming), contributing to frontend, backend, and operational excellence workstreams

- Acted as tech lead in the planning and development of a rich text editor in Twitch Chat to create a 1:1 relationship between the messages users composed and the message that would appear in Chat

- Implemented phone number verification UI on Chat surfaces

- Held weekly mentorship sessions with a teammate interested in learning frontend engineering, covering topics such as React and TypeScript basics, CSS, frontend engineering concepts, and working with internal frontend
frameworks

- Other projects include: Font Size Scaling, Chat User Experience Research, Rewards/Drops, Infrastructure Migration, Q&A

### Software Engineer @ SmartBiz. SBA loans made easy.
Jan 2018 – Jan 2019 | San Francisco Bay Area
- Developed financial analysis software for Lending Operations and Sales teams to enable aggregation and analysis of cashflow data from multiple sources including borrower-provided financial documents, tax returns, and IRS tax transcripts

- Worked with product team to translate complex financial business logic into software and automate the manual processes required to efficiently process small business loans

- Led transition from a template-based Rails frontend to React with Apollo GraphQL and styled-components

- Migrated existing Ruby on Rails API endpoints to expose data via GraphQL using graphql-ruby

### Software Engineer @ Aditazz Inc.
Jan 2017 – Jan 2017 | Brisbane, California
- Architected and implemented an interactive frontend for designing chemical process plants

- Used React, Redux, and React-Router to manage complex project state and data flow throughout the application

- Created an interactive 3D interface to visualize and modify process plant designs using Three.js

- Built a drag-and-drop schematic creation tool using SVG and used A* pathfinding to automatically connect onscreen symbols with lines

### Software Engineer @ Northwestern University - The Feinberg School of Medicine
Jan 2016 – Jan 2017 | Chicago, IL
- Revamped codebase of dictybase.org, a website specializing in research and sale of the organism Dictyostelium discoideum to use ES6 JavaScript, React.js, and a Go JSON API

- Implemented Flux architecture using Redux to improve site design, speed, and ease of use

-  Built a library of reusable UI components for use throughout the website using styled-components

-  Created documentation and wrote unit tests using Mocha and Enzyme to ensure site longevity and functionality

### Software Engineering Intern @ The LISA App LLC
Jan 2016 – Jan 2017 | Chicago, IL
- Designed and implemented Mailchimp API integration with PostgreSQL database and Node.js backend to automatically update email lists of 5000+ subscribers and notify corporate partners of upcoming events

- Created and analyzed SQL database reports to provide accurate, actionable information to sales and marketing departments

- Managed Salesforce data to coordinate sales efforts and ensure team awareness of all sales-related communications

### Marketing Intern @ The Garage at Northwestern
Jan 2016 – Jan 2016 | Evanston, IL
- Promoted entrepreneurship, business, and tech oriented workshops and speakers to resident start up teams, students, faculty, and staff

- Coordinated The Garage’s sponsorship of Dillo Day, Northwestern’s annual music festival 

- Created promotional materials for use in publications and marketing campaigns

### Membership Services Representative @ Henry Crown Sports Pavilion
Jan 2015 – Jan 2016 | Evanston, IL
- Processing membership applications

- Email correspondence

- Telephone and face-to-face customer servicce

- Membership sales

### Legal Intern @ Jay B. Ross and Associates
Jan 2015 – Jan 2015 | Chicago, IL
- Researched copyright law to file for termination and recapture of publishing rights for blues artist Lead Belly’s musical catalog on behalf of his 9 surviving descendants

- Corresponded with clients to obtain necessary personal information including birth records and signatures

### Archive Content Specialist @ Northwestern University
Jan 2013 – Jan 2015 | Evanston, IL
- Managed over 6000 photo, video, and text assets to facilitate efficient access by creative staff, using Extensis Portfolio database software

- Produced photo, and video content Our Northwestern, the Northwestern alumni social network to keep alumni updated on events and news

- Photographed Northwestern campus and students for use in University promotional materials


## Education
### Bachelor’s Degree in Communication Studies, Business Institutions
Northwestern University
Jan 2013 – Jan 2017

### High School
Kingswood Oxford School
Jan 2009 – Jan 2013


## Contact & Social
- LinkedIn: https://linkedin.com/in/charles-rudy-d-485baba4

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Source: https://flows.cv/charlesrudyd
JSON Resume: https://flows.cv/charlesrudyd/resume.json
Last updated: 2026-03-22