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I'm Léo Giroux, a senior mobile engineer and product builder with 9+ years shipping iOS and Android apps from zero to millions of users. Equally comfortable owning architecture and partnering across product, design, and growth — translating fuzzy business problems into shipped, measurable solutions. Currently scaling a consumer app to $25K MRR as a partner / solo engineer while contracting on senior engineering work.…I'm Léo Giroux, a senior mobile engineer and product builder with 9+ years shipping iOS and Android apps from zero to millions of users. Equally comfortable owning architecture and partnering across product, design, and growth — translating fuzzy business problems into shipped, measurable solutions. Currently scaling a consumer app to $25K MRR as a partner / solo engineer while contracting on senior engineering work.

Léo Giroux

App Developer, Full Stack Developer, Front-End Developer

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I'm Léo Giroux, a senior mobile engineer and product builder with 9+ years shipping iOS and Android apps from zero to millions of users. Equally comfortable owning architecture and partnering across product, design, and growth — translating fuzzy business problems into shipped, measurable solutions. Currently scaling a consumer app to $25K MRR as a partner / solo engineer while contracting on senior engineering work.…I'm Léo Giroux, a senior mobile engineer and product builder with 9+ years shipping iOS and Android apps from zero to millions of users. Equally comfortable owning architecture and partnering across product, design, and growth — translating fuzzy business problems into shipped, measurable solutions. Currently scaling a consumer app to $25K MRR as a partner / solo engineer while contracting on senior engineering work.

Available to hire

I’m Léo Giroux, a senior mobile engineer and product builder with 9+ years shipping iOS and Android apps from zero to millions of users. Equally comfortable owning architecture and partnering across product, design, and growth — translating fuzzy business problems into shipped, measurable solutions.

Currently scaling a consumer app to $25K MRR as a partner / solo engineer while contracting on senior engineering work.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

French

Fluent

English

Fluent

Work Experience

Partner & Solo Engineer at Loverzz

February 1, 2026 - Present

Joined as a freelancer and became a partner, rebuilding the product and owning architecture end-to-end. Delivered widgets, in-app purchases, and server-driven content; collaborated with product and backend teams to align launches with business goals; currently scaling the app to $25K MRR.

iOS & Android Engineer at Jasp

November 1, 2022 - May 1, 2025

Built fintech mobile apps on iOS and Android, shipping features in collaboration with product and design teams; contributed to architecture decisions and app stability while enabling rapid iteration.

Lead iOS / React Native Engineer at Sybel

June 1, 2019 - September 1, 2022

Led iOS and React Native engineering for a podcast/audio platform; drove product ideation, feature delivery, and backend integrations; enabled cross-functional launches and editorial features.

Android Engineer at WeeSurf

June 1, 2018 - February 1, 2019

Built Android app features for a surf/weather platform; collaborated with design and backend teams to deliver reliable experiences.

Android Engineer at UrbanHello

March 1, 2017 - June 1, 2018

Shipped Android app features for a consumer product; worked closely with product and backend teams to deliver engaging experiences.