![MARCUS ZIADÉ](https://jobicy.com/react/themes/app/images/avatar.jpg)
MARCUS ZIADÉ

# Full-Stack Engineer

Actively looking · Member since 10 Jul 2025 [Message](https://jobicy.com/dashboard-page.md)

ShareLocationUnited StatesDesired salaryUnspecifiedWork preferenceFull Time, Contract, Part TimeExperience levelNot set
* [Overview](#overview)
* [Portfolio 0](#portfolio)
* [Services 0](#services)

## About

Professional summaryI am an innovative software engineer with expertise across Apple platforms, backend systems, and ML integration. I have created multiple published applications and contributed to over 100 open source projects. My proven track record at Oura includes delivering features to millions of users and pioneering development workflows. I was the first international employee to secure US VISA sponsorship at Oura. With over 20 released OSS projects and 7 Apple apps, I have more than 5 years of experience in the field.

## Skills

8 capabilities[CI CD](https://jobicy.com/talent/ci-cd.md)[Data Analysis](https://jobicy.com/talent/data-analysis.md)[DevOps](https://jobicy.com/talent/devops.md)[Git](https://jobicy.com/talent/git.md)[Linux](https://jobicy.com/talent/linux.md)[Project Management](https://jobicy.com/talent/project-management.md)[Swift](https://jobicy.com/talent/swift.md)[TypeScript](https://jobicy.com/talent/typescript.md)

## Experience

Career history

### iOS Engineer · OURA Health

Jun 2021 – Jul 2024First international employee to secure US VISA sponsorship in company history. Architected 5 major features impacting millions: Explore (health analytics), SpO2 monitoring, revolutionary sleep algorithm, Body Clock (circadian optimization), Tags 2.0. Led complete codebase modularization using Tuist, reducing build times by 40%. Implemented sophisticated health insights using Welch's t-test statistical analysis in Swift. Pioneered hybrid SwiftUI/UIKit architecture adopted team-wide. Optimized CI/CD pipelines, improving deployment frequency by 3x.

### iOS Developer Consultant · Kisko Labs

Aug 2020 – Jun 2021Delivered Aalto University booking system serving 10,000+ students. Developed Arttu literacy app with advanced text processing features. Maintained 100% on-time delivery across all client projects.

### iOS Developer · SLVR

Jan 2020 – Jul 2020Built social media influencer platform from scratch in 6 months. Implemented real-time analytics dashboard with sub-second response times.

## Education

Learning history

### Self-taught

2019Software Engineering

Transitioned from a 10-year sales career to software engineering in 9 months.

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