j
johnmerry_

John M

@johnmerry_
United Kingdom
English, French
About me
Hi, I’m a UI/UX Designer, FlutterFlow Developer, and App Tester focused on creating modern, user-friendly digital products. I specialize in Figma UI/UX design, wireframes, prototypes, responsive interfaces, and design systems. I also turn designs into functional mobile apps with FlutterFlow and test web & mobile apps to identify bugs, usability issues, and performance problems. My goal is simple: create products that look great, work smoothly, and deliver an excellent user experience. Let’s bring your idea to life! ... Read more

Skills

j
johnmerry_
John M
Offline • 

See my services

Cross-Platform Development
I will do flutterflow specialist, flutterflow app development, mobile app developer
From$100 / projectMore details
UX Design
I will do figma, ui ux design, website, mobile app, dashboard, design system, ui kit
From$50 / projectMore details

Portfolio

Work experience

FlutterFlow Mobile App Developer

FinFlow Mobile • Freelance

Jan 2026 - Present • 9 mos

I specialize in building cross-platform mobile applications using FlutterFlow for startups and businesses that need fast, scalable, and cost-effective mobile solutions. My work focuses on transforming ideas, designs, and existing websites into fully functional Android and iOS apps. I develop complete app systems, including user authentication, database structure, backend workflows, API and third-party integrations, push notifications, and performance optimization. I also handle testing, bug fixing, and preparing apps for deployment. Throughout each project, I work closely with clients to ensure their app meets functional requirements, business goals, and user expectations. My approach emphasizes clean logic, maintainable architecture, and smooth user experience, enabling clients to launch quickly and scale confidently.

Mobile App Designer & FlutterFlow Developer

HabitFlow Mobile

Jan 2026 - Present • 9 mos

I work as a mobile app designer and FlutterFlow developer, helping startups, founders, and businesses turn ideas and existing products into fully functional mobile applications. My role involves designing user-friendly interfaces in Figma and developing responsive Android and iOS apps using FlutterFlow. I handle the full app process, including UI/UX design, app structure, backend logic, API integrations, authentication, database setup, testing, and deployment-ready builds. I’ve worked on projects across productivity, food delivery, ecommerce, gaming, and business tools, focusing on clean design, smooth user flows, and performance. I collaborate closely with clients to understand their goals, suggest improvements, and deliver scalable solutions that are easy to maintain and ready for growth. My approach prioritizes clarity, speed, and quality to ensure every app meets both user and business needs.