Silicon Witchery is an engineering-led Startup with a passion for changing our paradigms around computing, and the devices which power them.

We create tiny hardware and powerful firmware focused on wearable edge AI applications where trust and efficiency are key.

We support a broad range of customers including those in consumer products, health, wearables, and accessibility.

This position will focus on electronics and firmware engineering of our core devices, as well as customer projects which may span any of the above applications. A solid engineering background and good customer-facing skills are key.

You should have at least three years of electronics or embedded design experience. The role is flexible to focus on hardware, software, or both.

Responsibilities:

• Design and development of embedded hardware and/or firmware.
• Hardware hacking/prototyping.
• Translating prototypes or proof of concepts into production suitable designs.
• Working with customer specifications to design suitable embedded architectures and implementing all necessary features.
• Proper organization, documentation, and structuring of work for delivery internally or to customers.
• Occasional on-site visits, and workshops to meet customers and design solutions together.

Minimum Skills:

• Bachelor's degree in electronics, or computer science.
• 3+ years in an engineering role.
• Customer-facing experience with both startup and corporate clients.
• C/C++ coding for ARM Cortex and RISC-V devices
• Understanding of basic networking topologies, models, and protocols.
• Understanding of wireless technologies such as Bluetooth, Wifi, LTE, and their general RF performance.
• Experience with embedded sensors such as MEMS devices, and environmental sensors.
• Understanding of I2C, SPI, and UART protocols.
• Ability to use test tools such as oscilloscopes and multimeters.
• Proficiency with Unix-style shell tools including GCC and git.

Bonus Skills:

• HDL experience with Verilog
• FPGA placement and layout
• PCB design for microcontroller-based circuits
• Preparing board designs for mass production
• Mechanical design skills for 3D printing, laser cutting, and injection molding.
• Antenna design and parametrizing RF performance
• Model-based design and code generation with MATLAB Simulink

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