Firmware Test Engineer

Join to apply for the Embedded Software Test Engineer - Proto role at Block Proto is accelerating the world's transition to an open economy with products that increase access and independence for everyone. We’re building Bitkey, a simple and safe self‑custody bitcoin wallet that will put customers in control, as well as hardware and software that will help decentralize bitcoin mining and enable new and innovative use cases for bitcoin mining. We’re developing these products in the open – you can read more about them at bitkey.build and mining.build. Within Proto, our Bitcoin Products team delivers the product and go‑to‑market strategy, software, firmware, and custom silicon needed to make Bitkey and our ambitious mining initiatives a reality. Come build the future of money with us! Seniority level Mid‑Senior level Employment type Full‑time Job function Engineering and Information Technology The Role You Will Focus on ensuring the hardware and embedded software for our mining products are working as intended. Work closely with electrical engineers and manufacturing test engineers to conduct failure analysis on prototypes and EVT units. Work closely with mechanical and firmware engineers to test the reliability and performance of our mining products. Work closely with our tech ops team to conduct analysis on defects reported in the field. Define test cases and comprehensive test plans for our mining products. Create software tools that can automate the process of validating hardware features and firmware used by the device. Travel to factory sites and testing facilities for up to 25% of the year. You Have 5+ years of relevant professional experience in electronics and/or software industries. Understanding of product requirements and the ability to create testing strategies and platforms to ensure product compliance. Experience with electronics communications protocols (e.g., SPI, UART, I2C, USB). Experience with debugging tools (e.g., JTAG, SWD, GDB integrations). Experience working with embedded Linux. Experience with writing test cases and test plans. Excellent communication skills and empathy for team members and customers. Experience using Python, Go, C, or Rust in automated testing, build systems, or device firmware communication. Degree in CS, CE, EE, or equivalent practical experience. Nice To Have Knowledge of Bitcoin mining. Experience with oscilloscopes, logic probes, logic analyzers, and digital multimeters. Experience with tools used for automating API testing. Experience with tools used for web front‑end testing. We’re working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is an equal opportunity employer evaluating all employees and job applicants without regard to identity or any legally protected class. We will consider qualified applicants with arrest or conviction records for employment in accordance with state and local laws and “fair chance” ordinances. We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with your recruiter, who will treat these requests confidentially. Zone A

$217,800—$326,800 USD

Zone B

$207,000—$310,400 USD

Zone C

$196,100—$294,100 USD

Zone D

$185,200—$277,800 USD

Use of AI in Our Hiring Process We may use automated AI tools to evaluate job applications for efficiency and consistency. These tools comply with local regulations, including bias audits, and we handle all personal data in accordance with state and local privacy laws. Contact us at View email address on click.appcast.io with hiring practice or data usage questions. Every benefit we offer is designed with one goal: empowering you to do the best work of your career while building the life you want. Remote work, medical insurance, flexible time off, retirement savings plans, and modern family planning are just some of our offering. Block, Inc. (NYSE: XYZ) builds technology to increase access to the global economy. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to thrive as entrepreneurs. Bitkey is a simple self‑custody wallet built for bitcoin. Proto is a suite of bitcoin mining products and services. Together, we’re helping build a financial system that is open to everyone. Privacy Policy #J-18808-Ljbffr Block