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Hi, I’m Ukeme Raymond Ukofia, a mobile application engineer specializing in Flutter development, with 4+ years of experience shipping production iOS and Android apps. I’ve built online-first systems and CI/CD pipelines that reduced feature rollout time by 80%, and I bring a strong background in asynchronous programming, caching, synchronous logic, REST and GraphQL integrations, and performance optimization in unreliable network environments. I’m experienced with native platform integrations and AI-assisted development using tools like Cursor and Codex, and I excel in designing robust architectures and collaborating with cross-functional teams to deliver scalable mobile products. I enjoy solving hard problems and continuously improving user experiences across the stack.…Hi, I’m Ukeme Raymond Ukofia, a mobile application engineer specializing in Flutter development, with 4+ years of experience shipping production iOS and Android apps. I’ve built online-first systems and CI/CD pipelines that reduced feature rollout time by 80%, and I bring a strong background in asynchronous programming, caching, synchronous logic, REST and GraphQL integrations, and performance optimization in unreliable network environments. I’m experienced with native platform integrations and AI-assisted development using tools like Cursor and Codex, and I excel in designing robust architectures and collaborating with cross-functional teams to deliver scalable mobile products. I enjoy solving hard problems and continuously improving user experiences across the stack.

Ukeme Raymond Ukofia

Front-End Developer, Back-End Developer, Full Stack Developer, +5

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Hi, I’m Ukeme Raymond Ukofia, a mobile application engineer specializing in Flutter development, with 4+ years of experience shipping production iOS and Android apps. I’ve built online-first systems and CI/CD pipelines that reduced feature rollout time by 80%, and I bring a strong background in asynchronous programming, caching, synchronous logic, REST and GraphQL integrations, and performance optimization in unreliable network environments. I’m experienced with native platform integrations and AI-assisted development using tools like Cursor and Codex, and I excel in designing robust architectures and collaborating with cross-functional teams to deliver scalable mobile products. I enjoy solving hard problems and continuously improving user experiences across the stack.…Hi, I’m Ukeme Raymond Ukofia, a mobile application engineer specializing in Flutter development, with 4+ years of experience shipping production iOS and Android apps. I’ve built online-first systems and CI/CD pipelines that reduced feature rollout time by 80%, and I bring a strong background in asynchronous programming, caching, synchronous logic, REST and GraphQL integrations, and performance optimization in unreliable network environments. I’m experienced with native platform integrations and AI-assisted development using tools like Cursor and Codex, and I excel in designing robust architectures and collaborating with cross-functional teams to deliver scalable mobile products. I enjoy solving hard problems and continuously improving user experiences across the stack.

Available to hire

Hi, I’m Ukeme Raymond Ukofia, a mobile application engineer specializing in Flutter development, with 4+ years of experience shipping production iOS and Android apps. I’ve built online-first systems and CI/CD pipelines that reduced feature rollout time by 80%, and I bring a strong background in asynchronous programming, caching, synchronous logic, REST and GraphQL integrations, and performance optimization in unreliable network environments.

I’m experienced with native platform integrations and AI-assisted development using tools like Cursor and Codex, and I excel in designing robust architectures and collaborating with cross-functional teams to deliver scalable mobile products. I enjoy solving hard problems and continuously improving user experiences across the stack.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Mobile Application Developer at Dukka

January 1, 2026 - March 1, 2026

Architected and scaled a modular Flutter POS platform spanning 30+ production feature modules (orders, inventory, payments, invoices, reservations, disputes, expenses, staff, reporting, onboarding/KYC), using go_router and Riverpod to enforce domain isolation and long-term maintainability.

Mobile Application Developer at Pluhg

June 1, 2025 - October 17, 2025

Boosted code maintainability and scalability through comprehensive refactoring, aligning with UI performance best practices. Implemented deep linking and optimized UI performance across Android and iOS apps. Accelerated feature deployment by 80% by designing and deploying robust CI/CD pipelines. Collaborated closely with design teams to deliver intuitive, user-friendly interfaces for consumer-facing mobile products.

Mobile Application Developer at Protech Advance

May 1, 2023 - October 17, 2025

Built and maintained Flutter apps integrating REST APIs and real-time messaging (Firestore). Matched front-end development practices with design partners to deliver intuitive mobile solutions. Integrated Paystack for secure payments and enabled native features such as barcode scanning and Google Maps integration. Applied CLEAN Architecture and SOLID principles to support Agile development and rapid delivery.

Mobile Application Developer at Protech Advance

May 1, 2023 - September 19, 2025

Built and maintained Flutter apps integrating REST APIs and real-time messaging (Firebase), highlighting modern frontend development techniques and app scalability. Collaborated closely with design partners to deliver intuitive mobile solutions. Integrated Paystack payment gateway for seamless transactions. Enabled native features like barcode scanning and Google Maps integration. Applied CLEAN Architecture and SOLID principles to improve maintainability and scalability in an Agile environment.

Mobile Application Developer at Protech Advance

May 1, 2023 - September 19, 2025

Built and maintained Flutter apps integrating REST APIs and real-time messaging (Firebase), highlighting strong frontend development techniques and app scaling. Met user interface and user experience requirements by collaborating closely with design partners to deliver intuitive mobile solutions. Integrated the Paystack payment gateway to enable seamless transactions, ensuring secure and efficient financial operations. Enabled native functionalities such as barcode scanning and Google Maps integration, enhancing app interactivity and overall user experience. Applied CLEAN Architecture and SOLID principles to improve maintainability and scalability, supporting Agile practices and rapid feature delivery.

Mobile Application Developer at Plug

April 1, 2023 - November 1, 2025

Built offline-first mobile features with Hive and later ISAR for local data persistence, added caching, background synchronization, and conflict-resolution data handling, which improved data reliability and reduced sync errors.

Mobile Application Developer at Pluhg

April 1, 2023 - Present

Refactored the codebase to improve readability and scalability, ensuring clean, maintainable code aligned with UI performance optimization. Implemented deep linking for seamless navigation and enhanced user experience. Established CI/CD pipelines reducing release cycles from 2 weeks to 3 days. Set up environment segregation using Flavors to isolate production and development environments, contributing to robust deployment strategy.

Mobile Application Developer at Pluhg

April 1, 2023 - Present

Refactored the codebase to improve readability and scalability, ensuring clean, maintainable code aligned with UI performance optimization. Implemented deep linking functionality to enable seamless navigation and elevated user experience, focusing on intuitive design and interaction. Designed and deployed CI/CD pipelines that reduced the release cycle from two weeks to three days, reflecting rapid prototyping and iterative development processes. Established environment segmentation using flavors to isolate production and development environments, contributing to a robust, scalable deployment strategy.

Flutter Developer at HIMS Inc.

August 1, 2022 - October 17, 2025

Translated Figma designs into responsive, pixel-perfect Flutter UI, ensuring consistent performance across multiple devices and platforms. Integrated REST APIs, authentication, barcode scanning, native camera functionalities, and push notifications via Firebase Cloud Messaging. Optimized app performance through rigorous debugging and continuous feature improvements, emphasizing maintainable code.

Flutter Developer at HIMS Inc.

August 1, 2022 - September 19, 2025

Translated Figma designs into responsive, pixel-perfect Flutter UI across devices and platforms. Integrated REST APIs, authentication, barcode scanning, native camera functionalities, and push notifications via Firebase Cloud Messaging to address complex technical challenges. Optimized app performance through rigorous debugging and continuous feature improvements, emphasizing maintainable and efficient code.

Flutter Developer at HIMS Inc.

August 1, 2022 - September 19, 2025

Translated Figma designs into responsive, pixel-perfect Flutter UI, ensuring consistent performance across multiple devices and platforms. Integrated REST APIs, authentication, barcode scanning, native camera functionalities, and push notifications via Firebase Cloud Messaging to solve complex technical challenges. Optimized app performance through rigorous debugging and continuous feature improvements, emphasizing maintainable and efficient code.