work based on c,c++, data structure on Verious Controller and development board like as 8051controller ,Arduino board ,PIC controller, Renesas, Texas, Atmel, Nordic(nRF51 or 52) Controller e.t.c.

And Work in I2C, SPI, UART, ADC, PWM, RS232, RS485(Full duplex-MAX491 & Half duplex-MAX485),

Used Controller PIC16F887(MPLabX)/RL78G14 & RL78G13(Renessas), nRF51822, nRF51422,

And Also Worked on Stepper motor, Servo motor, DC motor, IR sensor, Ultrasonic Sensor, ITG-3200(Gyroscope), ADXL335(Accelerator-meter), GSM modem(SIM-800), ESP8266, ESP-12F, ESP-12E X-bee-s2(Cloud communication), Zig-bee, MP3 Player(DF-mini-player), simple 16x2 LCD display and 128x64 graphic display and UC-1701 Display, RF transmitter and receiver, Matrix Keypad and LED Matrix Bluetooth Module (HC-05),nRF51 low power Bluetooth TCP/IP Socket programming, multi-threading in Linux also RTOS and IOT

Programming on micro-controller, Bluetooth,And work on two wire and four wire communication, made a Micro-controller based Development board, Work on "Internet of things" and many more...

And Complex PCB Designing Based on "Proteus","Kicad", "Altium" and "Eagle".