# William Pirino

> Senior Software Engineer

Location: Denver, Colorado, United States
Profile: https://flows.cv/williampirino

Pragmatic senior software engineer with 5+ years of full-stack TypeScript development and 8+ years in the field. Experienced in scaling products from early-stage to enterprise level. I thrive off of difficult engineer problems and love obsessing over UI/UX details.

## Work Experience
### Senior Software Engineer @ cove
Jan 2020 – Jan 2025
- Led modernization initiatives by migrating the entire stack to TypeScript, implementing GQL to replace REST API, and pioneering JWT authentication with refresh token pattern, resulting in improved type safety, developer experience, and modern security standards
- Architected scalable UI infrastructure by developing reusable component systems for forms (react-hook-form) and data tables (tanstack), enabling the seamless creation of hundreds of typed forms and tables while minimizing boilerplate code
- Optimized API performance by 12% through resolving N+1 query problem in GraphQL resolvers with efficient data fetching strategy
- Scaled engineering team from 2 to 10 members as a technical leader responsible for establishing engineering best practices, conducting technical interviews, and mentoring junior developers
- Enhanced test reliability and deployment workflow by implementing Cypress/Detox E2E testing across platforms and creating a version-controlled test database system integrated with CI/CD

### Architect @ Next2Me
Jan 2019 – Jan 2020 | Oakland, California, United States
- Constructed a GQL api with Apollo and MongoDB to handle CRUD operations.
- Developed a messaging server with WebSockets and optimized it to hit 2000+ active connections by running garbage collection manually and tweaking the memory allocated to the Node engine.
- Hosted the database and both servers on separate AWS EC2 instances.
- Built React-Native app and released to both iOS and Android stores.

### Senior Software Engineer @ Transamerica
Jan 2018 – Jan 2019 | Denver Metropolitan Area
- Spearheaded integration of CMS with our Angular frontend, enabling workflow redistribution that empowered frontend engineers and business analysts while reducing backend team workload
- Designed and delivered six high-value reusable components for company-wide Angular shared library (banner-notifications, tooltips, radio-buttons, text-inputs, dialogs, and tables)
- Led i18n architecture redesign that eliminated 3000+ lines of code and significantly accelerated development velocity

### Software Engineer on AdWords team @ Google
Jan 2016 – Jan 2017 | Mountain View
- Contributed to Google Adwords UI modernization initiative using AngularDart, implementing responsive design components and collaborating with senior engineers
- Developed request optimization system that trimmed unnecessary payload fields, reducing API latency by 15% and improving application responsiveness
- Brought to life a complex WYSIWYG editor that enabled advertisers to create and visualize custom performance metrics for enhanced campaign analysis

### Software Engineer @ Raya the App
Jan 2016 – Jan 2016 | Los Angeles Metropolitan Area
• Created new interfaces from scratch, often working side-by-side with a designer to insure pixel-perfect look on all iOS devices.
• Helped meet ambitious 2 month deadline for launching new networking service.
• After contracting period, was offered full-time position as 5th engineer.


## Education
### Computer Science
App Academy
Jan 2016 – Jan 2016

### Computer Science
Purdue University
Jan 2014 – Jan 2016


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

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