Mobile Developer

Open to full-time

Bio

Eric O is a Senior Mobile Developer with several years of experience specializing in Flutter and cross-platform mobile development. His core stack includes Flutter, Dart, Kotlin, Swift, and cross-platform architecture. Eric builds high-performance mobile applications, focusing on seamless API integration, state management with BLoC, and user-focused design. He implements clean architecture and follows SOLID principles, ensuring robust and maintainable code. At Y-Queue?, Eric engineered the world's first Flutter-based Instant App and App Clip, achieving a 4.5+ rating on app stores. As Lead Mobile Developer at Kurero.co, he designed a custom deep link solution that saved over $50K and increased user engagement by 80%. At Smart-iX GmbH, he led the rewrite of the SmartLiving app, facilitating a €3M acquisition, and developed a dual-screen automotive app for 28,000+ TOGG EVs. Eric holds a B.Sc. in Computer Science from the University of Nigeria. He is best suited for roles that involve leading mobile development teams and delivering high-impact, scalable mobile solutions.

Expertise

FlutterGraphQLSwiftTypeScriptC#GitObjective-CJava

Video Intro

Assessments

General Coding and Video Assessment

(94/100)

Design a Real-Time Financial Data Flutter ApplicationMedium
Design an Efficient API Integration Strategy for E-CommerceMedium
Debug and Enhance Event Fetching FeatureMedium
API Integration Strategy for E-CommerceHard
Manage state in Flutter with nested componentsEasy

Projects

Fiber - Inventory. Sales. Receipts.

Fiber is a free inventory management app used to track inventory, record sales, and print receipts.

Experience

Senior Flutter Developer
Y-Queue?Oct 2024 — Apr 2025
- Built the first ever Flutter-based Instant App & App Clip on Android/iOS.
- Shipped Y-Queue? app (4.5+ rating) on Play Store & App Store.
- Optimized delivery speed & UX, enabling frictionless onboarding.
Lead Mobile Developer
Kurero.coMay 2023 — Dec 2024
- Engineered custom deep link solution, saving > $50K in vendor costs.
- Boosted user retention +80% via notifications & engagement flows.
- Mentored 4 mobile + 2 backend engineers to production readiness in <6 weeks.
- Promoted to Lead Developer within 2 months of joining.
Senior Flutter Developer
Smart-iX GmbHMar 2022 — Feb 2023
- Led rewrite of SmartLiving app ﬁ avoided bankruptcy & enabled €3M acquisition.
- Built Tru.Store 2.0, integrated into 28,000+ TOGG EVs, demoed to Turkish President.
- Delivered dual-screen car app communication (first of its kind for TOGG).
- Developed native Android car apps used in Porsche, Volkswagen, TOGG.
Senior Flutter Developer
Rezme Inc.Aug 2019 — Apr 2022
- Migrated messy GetX app ﬁ clean BLoC architecture, stabilizing app by 90%.
- Fixed critical performance issues, leading to 20% marketplace equity sale.
- Rebuilt UX & backend integration ﬁ eliminated customer-reported crashes.