Jon Cardasis

About Me

I'm Jon, a Senior Software Engineer with 10+ years of experience spanning automotive, defense, hospitality, and ecommerce industries. At Shopify, I'm building Shop — used by millions to track packages and discover products.

I specialize in iOS, React Native, and web development, with expertise in developer tooling and secure distributed systems. My passion lies in mobile interfaces and building infrastructure that empowers engineering teams to scale and deliver exceptional work.

Get in touch View projects

Technical Expertise

01 Expert In

iOS and macOS Development
React Native, TypeScript
React, NextJS, Remix
Swift, Objective-C, UIKit/AppKit
CI/CD Pipelines
REST, GraphQL, WebSockets
Performance Optimization

02 Proficient With

Android Development
Node Backend Development
Distributed Systems
Linux, Docker, Bash, Git
Java, Kotlin, Python
Redis, PostgreSQL

03 Experience With

Ruby, Ruby on Rails
C/C++, OpenGL
Kubernetes
OpenTelemetry, Grafana

Work Experience

Shopify

Current

Senior Software Engineer

Core contributor to Shop, the all-in-one package tracking and shopping app. Building tooling that empowers developers to build faster and catch bugs before they hit production.

Championed global expansion effort, localizing iOS, Android, and Web codebases for 4 languages
Built Intersection Observer library for React Native to track user view impressions in real-time
Performed system migrations to OpenTelemetry, Prometheus, and Grafana
Managed iOS and Android build/release CI infrastructure tooling
Developed React Native render visualizer for identifying problematic components

Form Health

Senior Mobile Engineer

Led mobile engineering for obesity weight loss telemedicine startup.

Managed rewrite of React Native mobile apps focusing on testability and fast deployment
Shifted company from third-party to in-house managed platforms for HIPPA compliance
Migrated Redux architecture to GraphQL Apollo
Designed Figma design system with React component counterparts

Lyric Hospitality

Engineering Team Lead

Team lead of 5 for luxury short-term rental startup.

Spearheaded development on greenfield iOS & Android applications in React Native
Primary feature development of Suite Discovery, Booking, Remote Access
Developed native Bluetooth and hero wallet integrations

General Motors

Senior Engineer

Senior Engineer on myBrand suite of applications for connected vehicle experiences supporting 5M+ monthly active users.

Feature development for Remote Keyfob, Vehicle Management, and Trip Tracking
Utilized Objective-C, Swift, and Java for native development and TypeScript for React Native
Implemented iOS security modules to prevent code injection
Created secure architecture patterns for communication to/from vehicle fleets

United States Department of Defense

macOS Engineer

Automated team's Mac hardware deployments by building provisioning tools to manage inventory of Apple hardware across the DoD.

Developed imaging software for macOS distributions to meet DoD secure operating system regulations
Created a macOS kernel daemon monitoring system modifications with <0.5% CPU usage in C/C++
Built automated authentication leveraging crypto certificates from government ID cards

Ford Motor Company

Mobile DevOps Engineer

Mobile DevOps for FordPass and LincolnWay mobility applications.

Created iOS and Android build-and-release pipelines for multinational QA testing using Bash, Ruby, and Python
Reduced macOS machine setup time from 2 hours to under 5 minutes through automated pipelines

Rocket Mortgage

iOS Developer Intern

Developed mobile applications for internal company tools.

Built iOS applications for an internal company referral tool and credit line app proof-of-concept
Hosted educational seminars teaching interns the fundamentals of iOS development

Compuware

Software Development Intern

Two-month internship focused on application performance management.

Created actionable pitches on observability and application performance management

Featured Projects

With Love

A mobile and web app for young adults where writing letters advances the story.

Created TypeScript NextJS web app, React Capacitor iOS app, and Serverless NodeJS backend
Early adopter of Rive interactive design tool
Built LLM RAG system for AI character interactions

TypeScript NextJS React Capacitor OpenAI

View Project

CocoaPods Bundler Plugin

A plugin to selectively declare how iOS Pod(s) should be compiled. Built for React Native compatibility.

Featured on CocoaPods with over 650k+ downloads
Used by companies like Rakuten, Hive, and Renative

Ruby CocoaPods iOS Open Source