Cal/d — Calorie Countdown for iOS
A simple, lightweight app that helps you stay on track with your calorie goals.
iOSApp StoreFree
Daniel Haven
AI-Native Software Engineer with 5+ Years of Experience
Manalapan, NJ 🇺🇸Open to Remote/Hybrid Work
I ship production software fast with an AI-native workflow — web apps, macOS/iOS apps, and Chrome extensions, with experience across content management systems and low-code tooling.
Previously: Full Stack Developer at Solar Reviews (Feb 2023 - June 2025)
— see my resume for more information.
Have a question or want to work together?
Certifications & Coursework
View all studying →Certifications
All →- AWS Certified Cloud PractitionerAmazon Web Services (AWS) · August 2026View credential
- Apple Ads CertificationApple · September 2026View credential
Active Coursework
All →- Learn Go67%
- Learn Data Structure and Algorithms28%
- Build a Static Site Generator27%
Featured Projects
View all projects →
ThingsTagManager
A companion app for Things 3 to make managing tags easier.
macOSDirect DownloadFree
Work History
Built and shipped CalSlashD, a calorie-countdown app for iOS and macOS (Apple silicon) in Swift, SwiftUI and SwiftData, now live on the App Store. Three more apps in development.
Replaced a legacy form-capture system with a Laravel service backed by object storage, retiring the old database and its associated storage costs two weeks after launch.
Refactored the auctioning system and governance profiles website, improving maintainability and reducing technical debt.
Automated a large-scale data-cleansing project in R, cutting completion time from four months to four weeks (75% reduction).