I am a professional engineer with 10 plus years of experiences in full stack MVP web and mobile app development from 2012. I have been working for many kinds of companies, customers with various environments, various business goals. That means I have strong talented skill sets and full experiences to understand and implement your idea, business model. Mainly I would like to work on full stack MVP web and mobile app(iOS and Android) development as well as embedded hardware/firmware development. ------------------------------------------ *** To create, improve the mobile app products whatever the client needs to do is my main goal. Based on client idea, I would like to suggest my best idea, and implement the idea correctly. As a professional mobile app developer, I have been working with modern development pattern such as MVC, MVVM, MVP. My skill sets are as below: - Android Native app development - iOS Native app development - Android & iOS hybrid app development - React Native, IONIC Mainly mobile apps are divided by two kinds of products - mobile self workable apps with online & offline way, communication apps with wireless devices using BLE, WIFI, NFC and so on at my knowledge. *** I have full experiences in these two types of mobile app developments As a professional eCommerce developer, I have ten+ years of experience and the best skill sets. I have been working for many kinds of companies, customers with various environments, various business goals. My eCommerce skill sets are as below : - Creation of new gateway (More safety / more accessible to use with the Global Usage, One Payment in place, Global Exquisite Life, protected AVS, Domains) - Customization of the existing gateways - Offer of various payment modules, such as Opencart, Woocommerce module, Digital Wallet - View Parts: PHP, Javascript, Shopify, Crypto wallet, Credit Card As a professional and experienced embedded firmware developer, I have good skills in ARM Cortex-M based STM8, STM32 microcontrollers, ESP32, ESP8266 controller, Arduino, ATMEGA - GPIO, DMA, UART, USART, I2C, SPI, CAN, MODBUS RTU, Interrupts, Timers & PWM, ADC, DAC, FSMC, FLASH & EEPROM - CMSIS-RTOS, FreeRTOS - USB Device and Host - Ethernet & TCP/IP, UDP stack based on ISO protocol - WiFi (ESP32 and ESP8266 ), BLE ----------------------------------------------- For communication and management of projects, I have best capability and I'd like to suggest best way to implement, improve your idea. I am looking forward to hearing from you, please don't hesitate to contact me. Regards. Thank you so much.