# Anne Castrillon

> Senior Software Engineer | Scalable Systems & Full-Stack Development

Location: Oakland, California, United States
Profile: https://flows.cv/annecastrillon

🚀 Full-Stack & Systems Software Engineer

I am a full-stack and systems software engineer with deep expertise in frontend development, performance optimization, and emulator development. Over the years, I have built scalable backend services and intuitive UI applications, architected high-performance systems, and contributed to low-level programming through emulator development. 

💻 Backend & Full-Stack Expertise
  - Backend: Kotlin, NodeJS, PHP, Ruby, Elixir
  - Frontend: Vue.js, React, Angular, Bootstrap, Material Design
  - Mobile: Swift/SwiftUI
  - Databases: MySQL, PostgreSQL, MariaDB
  - Cloud & Infrastructure: AWS (S3, RDS, ECS, ECR, Cognito)
  - Agile Development: Extensive experience in fast-paced, iterative environments

🕹️ Systems Programming & Emulator Development
  - Developed cycle-accurate game console emulators for Gameboy, NES, PlayStation, NDS, and N64.
  - Built emulators in Rust, C++, TypeScript, and WebAssembly, optimizing for desktop, web, and iOS.
  - Implemented JIT recompilation, memory-mapped I/O, and hardware rendering optimizations.
  - Currently porting projects to iOS with Swift/SwiftUI and working toward App Store publication.

🔧 What I Bring
I thrive in challenging technical environments, love solving complex engineering problems, and am passionate about learning new programming paradigms. I am a polyglot engineer who can quickly adapt to new languages and technologies.

📂 Check Out My Work:
🔗 GitHub: github.com/annethereshewent

## Work Experience
### Software Engineer @ Zoox
Jan 2025 – Present | Foster City, California, United States
Systems level programming in Rust for a high performance cache which deals with large amounts of data. Optimization, low-level programming, high performance and stability are crucial, as the cache is used by Zoox's self driving cars.

### Senior Software Engineer @ Tidelift
Jan 2022 – Jan 2023 | Oakland, California, United States
Tidelift ensures open-source software packages meet enterprise standards for security and compliance.

- Developed and maintained backend APIs in Ruby on Rails, serving internal and external clients.
- Built frontend components in Vue.js and TypeScript, improving UX for software auditing tools.
- Mentored junior engineers, assisting with code reviews and best practices.
- Enhanced package tracking for multiple ecosystems (npm, PyPi, RubyGems), streamlining dependency management.

### Software engineer II @ SiriusXM
Jan 2020 – Jan 2022 | Oakland, California, United States
Worked on SiriusXM's podcasting ecosystem, focusing on backend scalability and content distribution.

- Led the migration of Stitcher’s PHP-based backend to Kotlin microservices, improving maintainability.
- Developed high-performance aggregation services in Kotlin, ingesting millions of RSS feeds every half hour.

### Software engineer III @ SiriusXM
Jan 2021 – Jan 2022 | Oakland, California, United States
- Integrated Kafka-based event-driven systems, enhancing real-time content updates.
- Built internal tools using Node.js, Vue.js, and Elixir, improving content operations efficiency.
- Created backend APIs for the Simplecast Podcasters project, aiding podcasters to publish their content more efficiently.

### Software Engineer @ Enjoy Technology, Inc.
Jan 2022 – Jan 2022 | San Francisco Bay Area
Startup providing in-home retail experiences, later shut down in 2022.

- Developed full-stack features for scheduling and customer experience using React, TypeScript, and Rails.
- Integrated partner APIs (AT&T, Apple, Rogers) to ensure seamless user communications.
- Collaborated with product teams to refine backend services for real-time inventory and logistics.

### Software Engineer @ Stitcher
Jan 2018 – Jan 2022
Built and maintained backend services powering Stitcher’s podcast platform.

- Developed API services in PHP, Java, and Kotlin, enabling podcast content delivery at scale.
- Built full-stack applications using Node.js, Vue.js, and Elixir to enhance internal workflows.
- Optimized database performance (PostgreSQL/MySQL), reducing query latency for podcast searches.


## Education
### Master of Science - MS in Computer Science
Arizona State University

### Bachelor's degree in Computer Science
The University of Texas at Dallas


## Contact & Social
- LinkedIn: https://linkedin.com/in/anne-castrillon-01028020b

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Source: https://flows.cv/annecastrillon
JSON Resume: https://flows.cv/annecastrillon/resume.json
Last updated: 2026-04-11