Rajneesh S.

Expert in Embedded Firmware and mobile application development Dear Client, Thank you for visiting my profile. I am an embedded professional with more than 10 years of experience in multiple domains. Currently, I am working full time as a freelancer. Here is my skill highlights in brief: 1. Experience. - Embedded controlling system. - Wearable IOT project. - Variant BLE sensor project. - iBeacon project. - LED display and color controlling. 2. Expertise in firmware development on following variety of chips: # BLE CHIP/modules: a. Nordic Semi nRF51422. nRF51822 & nRF52832, nRF52840 (BLE 5.0) b. TI's CC2640, CC2650, CC2640R2F (BLE 5.0), CC2642R, CC2652R, CC2540, CC2541, sensorTag c. freescale NXP KW30z, KW40z BLE d. Dialog Semiconductor DA14580, DA14581 and DA14681/80 e. Raspberry Pi-3 BLE (BlueZ) f. Atmel: SAMB11 g. Silicon Labs BGM11s, BLE121 h. ESP32 Bluetooth-2.0/4.0 and more. 3. WiFi/RF modules: a. ESP8266, ESP32 and WIO LINK b. Raspberry Pi-3 WiFi c. Ti's CC3200, CC3220 and CC1310 d. Omega2 IoT Linux Computer e. LORA IoT f. EFM32 4. Expert in driver development for following sensors: - Maxim MAX30101/MAX30003, MAX30100 heart-rate sensor, SFH7072/AFE4900/AFE4404 optical sensor, Digital Potentiometer, Accelerometer/Magnetometer, EEPROM, RGB ring, RF modules, Temperature & Humidity, ADC, Capacitive touch sensor, Finger Print sensor, Air flow pressure sensor and Tire Pressure sensor 5. I have working experience on DFU (OTA) firmware update over BLE I am always work on my client's timezone. Thank you for your time. Work Terms 40 hours/week