Specialist developer in Flutter, Next.js and software architecture. I turn ideas into fast, scalable and elegant applications.
I'm John, a Flutter and Next.js specialist with over 7 years of experience building digital products that truly work. I operate from architecture conception all the way to production deployment.
My differentiator is the combination of sharp technical skills, clear communication and product vision. I don't just deliver code — I deliver solutions.
Complete software solutions, from idea to product in production.
High-performance native mobile apps for iOS and Android, with elegant UI and scalable architecture.
Modern web sites and applications with Next.js, optimized for SEO, performance and conversion.
Backend integration with Firebase, Node.js and robust, secure RESTful APIs.
Design of scalable systems with Clean Architecture, SOLID and modern engineering patterns.
Analysis, planning and technical guidance for digital products at any stage.
Auditing, optimization and code refactoring to maximize performance and quality.
A selection of projects I built with a focus on real impact.
Regional tourism platform with coupons, local experiences and service marketplace. Connects tourists and residents with local businesses.
HR process automation with artificial intelligence, reducing operational time and improving employee experience.
Product and service referral platform with a rewards system to drive organic customer acquisition.
Years of practice building real digital products.
SENAI Amapá
GFT Technologies
Premiersoft
Premiersoft
Stift
Flutter Floripa
TRACTIAN
Anthor
Smarket Solutions
MSB Tecnologia
SOS Docs
Você Telecomunicações
Let's talk. Tell me what you need to build and I'll tell you how we can make it happen.