Philip Harteveld · Software Engineer
I’m a software engineer who works across React Native, TypeScript, React, Next.js, APIs, and data systems. I care about the details users feel and the architecture teams rely on.
Experience
Software Engineer · Zepz
- Profiled and improved React Native startup performance, with the existing resume recording 20% faster load times.
- Built a secure native card-scanning module with encrypted data flow and biometric verification.
- Created Python ETL tooling for a validation-heavy migration of 13M+ transaction records.
- Developed internal automation for bug triage and strengthened authentication and monitoring flows.
Junior Software Engineer · Zepz
- Redesigned onboarding journeys and refactored legacy API integrations.
- Built reusable UI components and internal engineering tools.
- Expanded automated coverage to improve release confidence.
Junior Software Developer · IMGN Technologies
- Led a web and mobile interface redesign.
- Implemented OAuth 2.0 and two-factor authentication flows for a fintech product.
- Refactored legacy code to reduce technical debt and improve performance.
Software Developer Intern · IMGN Technologies
- Built modular React components to create a more consistent product surface.
- Resolved production defects and improved application stability.
- Worked with AWS and Azure infrastructure and delivery workflows.
Skills
Product Engineering
React Native · React · Next.js · TypeScript · JavaScript
Mobile & Native
React Native · Swift · iOS · AVFoundation · Biometrics
Backend & Data
Node.js · Python · PostgreSQL · Supabase · REST APIs · GraphQL
Engineering Practice
Testing · CI/CD · Observability · Performance · Security · Architecture