Tan L.
Firmware Engineer | Embedded Specialist | Yocto | Buildroot | Openwrt
I am an Embedded Programmer, Linux/ARM BSP/firmware engineer (10+ years). ◉ Prototype Development kit: Raspberry Pi, Beaglebone, IMX6 and IMX8, Quectel AG35 EVB, NanoPi Air, OrangePi Win, ESP32, Arduino UNO R3, STM32, Variscite VAR-SOM-MX93 ◉ Have solid knowledge of the standard interface such as I2C, SPI, UART, CAN, RS232, USB Host/Device, Ethernet, SDCard ◉ IoT devices with wireless connectivity such as LTE, BLE, WIFI, GPS, Lora(RFM95CW) ◉ Modem Quectel: Automotive AG35, 5G RM520N ◉ Good experienced with Audio Codec chips: TI(TLV320AIC3109), ADAU1961WBCPZ ◉ Solid experience with U-boot porting, BSP, Linux kernel, Device drivers development/optimization for the small Linux SoC boards. ◉ Yocto, OpenWRT, Buildroot ◉ OTA: swupdate, mender, rauc ◉ Cybersecurity ◉ Chipset: Allwinner A64, Allwinner H3, Allwinner T113, NXP i.MX6, i.MX8, Quectel AG35, Qualcomm MDM9x07, STM32L4, ◉ Language: C/C++, Python, Bash scripting, Golang ◉ Framework: gstreamer, boost Our key goal is to deliver high-class products and services to our clients. A combination of long-term experience, and perfect communication allows us to work with clients all over the world.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $43k
$21k in the last 6 months
Earnings, last 30 days
Skill rankings: 🇻🇳#1 in 3 skills of 15 in Vietnam
Rarest: top 3% in C++, of 88. Ranked by MRR among everyone in Vietnam with the skill. 5 skills with fewer than 10 freelancers aren't counted.
- Qt Framework13 freelancersTop 8%
- Internet of Things12 freelancersTop 8%
- MQTT10 freelancersTop 10%
- Linux56 freelancersTop 4%
- Embedded Linux24 freelancersTop 8%
- FreeRTOS13 freelancersTop 15%
- C++88 freelancersTop 3%
- #4Embedded C28 freelancersTop 14%