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I am an innovative and detail-oriented Flutter developer with four years of experience building scalable and performant mobile applications across logistics, AI, AgriTech, telecommunications, and financial services. I specialize in Flutter and Dart development, API integration, state management, payment gateways, responsive interfaces, and production app delivery. I enjoy leading development efforts, collaborating with cross-functional teams, and transforming business requirements into intuitive digital experiences. I am passionate about writing maintainable code, improving app performance, and delivering reliable products in agile environments.…I am an innovative and detail-oriented Flutter developer with four years of experience building scalable and performant mobile applications across logistics, AI, AgriTech, telecommunications, and financial services. I specialize in Flutter and Dart development, API integration, state management, payment gateways, responsive interfaces, and production app delivery. I enjoy leading development efforts, collaborating with cross-functional teams, and transforming business requirements into intuitive digital experiences. I am passionate about writing maintainable code, improving app performance, and delivering reliable products in agile environments.

John Oluwatosin

App Developer, Developer, Front-End Developer, +1

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I am an innovative and detail-oriented Flutter developer with four years of experience building scalable and performant mobile applications across logistics, AI, AgriTech, telecommunications, and financial services. I specialize in Flutter and Dart development, API integration, state management, payment gateways, responsive interfaces, and production app delivery. I enjoy leading development efforts, collaborating with cross-functional teams, and transforming business requirements into intuitive digital experiences. I am passionate about writing maintainable code, improving app performance, and delivering reliable products in agile environments.…I am an innovative and detail-oriented Flutter developer with four years of experience building scalable and performant mobile applications across logistics, AI, AgriTech, telecommunications, and financial services. I specialize in Flutter and Dart development, API integration, state management, payment gateways, responsive interfaces, and production app delivery. I enjoy leading development efforts, collaborating with cross-functional teams, and transforming business requirements into intuitive digital experiences. I am passionate about writing maintainable code, improving app performance, and delivering reliable products in agile environments.

Available to hire

I am an innovative and detail-oriented Flutter developer with four years of experience building scalable and performant mobile applications across logistics, AI, AgriTech, telecommunications, and financial services. I specialize in Flutter and Dart development, API integration, state management, payment gateways, responsive interfaces, and production app delivery.

I enjoy leading development efforts, collaborating with cross-functional teams, and transforming business requirements into intuitive digital experiences. I am passionate about writing maintainable code, improving app performance, and delivering reliable products in agile environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Work Experience

Flutter Developer at Gozade Nigeria Limited

July 1, 2025 - September 1, 2025

Migrated the existing Flutter codebase from setState to Riverpod to improve state management and scalability. Integrated Flutterwave payment gateway functionality and built in-app payment utilities for external bill payments. Developed responsive interfaces with reusable dynamic widgets, collaborated directly with the CTO, and delivered features through production pipelines for Google Play Store and App Store releases.

Flutter Developer at Motex Africa

March 1, 2024 - January 1, 2026

Led the development of the Motex Transporter App through its full lifecycle and launched it on Google Play. Built the Motex Generator App, which entered testing, and designed pixel-perfect interfaces for user and transporter applications. Integrated REST APIs with Flutter front ends, improving responsiveness and reducing load times by 30%. Collaborated with cross-functional teams to align technical delivery with business goals.

Flutter Developer Intern at HNGx

September 1, 2023 - November 1, 2023

Progressed through multiple stages of the HNGx internship while demonstrating strong technical and collaborative performance. Led a stage five project without a designated designer, showing adaptability and ownership. Collaborated on group projects with backend developers and designers to deliver mobile application features.

Flutter Developer at TagAlong Technologies

August 1, 2023 - March 1, 2024

Developed user and driver mobile applications with real-time tracking and route optimization features for the logistics sector. Applied agile practices to iterate quickly and deliver improvements in a dynamic environment. Worked with stakeholders on UI/UX design and integrated front-end applications with backend systems to support seamless and accurate data exchange.

Intern Flutter Developer at CodeCable Labs

January 1, 2022 - May 1, 2023

Supported the development of mobile applications in the telecommunications and connectivity sectors. Assisted with UI/UX design and implemented application features using Flutter and Dart. Participated in code reviews and technical discussions while developing practical mobile engineering skills.