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Fiverr Pro
Português
$
USD
James
@ol_prostudio
Android Python Developer Privacy First Apps
China
Inglês, Chinês
Sobre mim
"Full-stack developer with 20+ completed projects: Android apps (scanner, cleaner, Bluetooth, image tools), Python desktop tools (audio processing, security scanner, crawler), and embedded systems (STM32/Arduino). Deliver clean, working code with privacy-first design. Free demo available before order."
Habilidades
James
offline •
Conheça meus serviços
Desenvolvimento de Aplicativos Android
I will build a privacy focused android qr scanner app
Experiência profissional
Freelance Android & Python Developer
Self Employed • Autônomo
Dec 2021 - Present • 4 yrs 7 mos
Independent developer since 2022, delivered 20+ projects across Android, Python desktop, and embedded systems. Android: 8 native apps including QR/barcode scanner with batch mode, floating button, and clipboard monitoring; system cleaner with 12 garbage categories; Bluetooth scanner with anti-loss alert; step counter with GPS; image processing tools for long image stitching and super-resolution. Python desktop: 7 tools including audio processing suite with LUFS normalization, AI vocal separation, and Whisper transcription (68 total features); security scanner with port scanning, weak password brute-force, and web vulnerability detection (53 total features); web crawler with 22 preset templates; format converter supporting 40+ formats; watermark tool with template system; HTTP file sharing with Tailscale tunnel, recycle bin, and shared clipboard. Embedded: 4 projects including STM32 smoke/gas alarm, Arduino Bluetooth robotic arm, voice-controlled smart home with MQTT cloud sync, and obstacle-avoidance car. Full-stack: SpringBoot+Vue3+Android+Docker device management platform, ROS 2 simulation monitoring system. All code is well-commented, privacy-first, offline-capable, delivered with deployment instructions.
