d
dev_joseph2

Dev J

@dev_joseph2

Google Play Closed Testing Expert

Germany
German, English
About me
I am an Android app testing specialist based in Germany with hands-on experience helping developers pass Google Play's closed testing requirements. I provide real, active testers for campaigns, complete with daily engagement and bug reports to help navigate compliance and reach production quickly.... Read more

Skills

d
dev_joseph2
Dev J
Offline • 
Average response time: 1 hour

See my services

WordPress
I will build wordpress website development business or wordpress blog website bug fix
From$90 / projectMore details
Generative Engine Optimization
I will do geo aeo ai, monthly, website, local seo backlinks building for ai search
From$20 / projectMore details

Portfolio

Work experience

Firestone

Full-Stack Web Developer

Firestone • Freelance

Dec 2025 - Present • 8 mos

Develop responsive websites and full-stack web applications. Build modern frontend interfaces with HTML, CSS, JavaScript, and React. Develop backend systems, REST APIs, databases, and authentication. Integrate third-party APIs, payment systems, and AI-powered features. Build and customize applications using Bubble.io. Focus on clean UI/UX, performance, scalability, and reliable functionality.