Software Engineer

Experience: 2 - 5 Years

Core Technical Skills 

Programming Languages: 

• C/C++: Proficiency in C and C++ as they are the primary languages for embedded systems. 

• Assembly Language: Understanding of assembly language for low-level hardware interactions. 

• Python: Useful for scripting and automation tasks. 

• Embedded-specific Languages: Knowledge of other relevant languages such as Ada, Rust, or VHDL. 

Microcontrollers and Processors: 

• ARM Cortex-M/R/A: Experience with ARM architectures. 

• AVR: Familiarity with AVR microcontrollers. 

• PIC: Experience with Microchip PIC microcontrollers. 

• 8051: Knowledge of the 8051 family of microcontrollers. 

• ESP32/ESP8266: Experience with ESP32 and ESP8266 for IoT applications. 

Real-Time Operating Systems (RTOS): 

• FreeRTOS: Understanding of FreeRTOS for real-time applications. 

• ChibiOS: Familiarity with ChibiOS. 

• Zephyr: Experience with Zephyr RTOS. 

• ThreadX: Knowledge of ThreadX. 

Development Tools and IDEs: 

• Keil uVision: Experience with Keil IDE. 

• IAR Embedded Workbench: Proficiency in IAR tools. 

• Eclipse IDE: Knowledge of Eclipse-based environments. 

• Arduino IDE: Familiarity with the Arduino development environment. 

• PlatformIO: Experience with PlatformIO. 

Hardware Interfacing: 

• GPIO, UART, SPI, I2C: Proficiency in interfacing with general-purpose I/O pins and communication protocols. 

• ADC/DAC: Knowledge of analog-to-digital and digital-to-analog conversions. 

• PWM: Experience with pulse-width modulation. 

Debugging and Testing: 

• JTAG/SWD: Proficiency with JTAG and Serial Wire Debug for debugging. 

• Oscilloscopes/Logic Analyzers: Experience using oscilloscopes and logic analyzers for hardware debugging. 

• Unit Testing: Familiarity with unit testing frameworks for embedded systems. 

• Continuous Integration: Knowledge of CI/CD practices in embedded development. 

Embedded Software Development 

Firmware Development: 

• Bootloaders: Knowledge of bootloader development and implementation. 

• Device Drivers: Experience writing and optimizing device drivers. 

• Communication Protocols: Understanding of protocols like CAN, Modbus, and Zigbee. 

Low-Level Programming: 

• Bare Metal Programming: Experience with programming directly on hardware without an OS. 

• Interrupt Handling: Proficiency in handling interrupts and designing interrupt service routines (ISRs). 

• Memory Management: Understanding of memory management, including stack, heap, and static allocation. 

Embedded Linux: 

• Yocto Project: Experience with the Yocto Project for building custom Linux distributions. 

• Buildroot: Familiarity with Buildroot. 

• Kernel Modules: Knowledge of writing and debugging Linux kernel modules. 

• Device Tree: Understanding of the device tree in Linux. 

Systems and Architecture 

System Architecture: 

• System Design: Experience in designing embedded systems from scratch. 

• Power Management: Knowledge of power management techniques and low-power design. 

• Safety-Critical Systems: Familiarity with safety standards like ISO 26262, DO-178C. 

Networking and Communication: 

• IoT Protocols: Knowledge of IoT protocols such as MQTT, CoAP, and LoRaWAN. 

• Networking: Understanding of networking basics and protocols (TCP/IP, UDP).