Principal Software Engineer

Impinj is a leading RAIN RFID provider and Internet of Things pioneer. We’re inventing ways to connect every thing to the Internet —including retail apparel, retail general merchandise, healthcare items, automobile parts, airline baggage, food and much more. With more than 100 billion items connected to date, and multiple Fortune 500 enterprises around the world using our platform, we solve for a better understanding of our world.

If it’s a thing, we’re working to connect it. Join Impinj and help us realize our vision of a boundless IoT— connecting trillions of everyday items to the Internet.

Impinj is seeking a Principal Software Engineer specializing in IoT and embedded applications to join our Solutions Software organization working with the Applied RF team to deliver on-reader software solutions. In this position, you will work in collaboration with our Platform Software, Hardware, and Systems Engineering teams to design and develop innovative RAIN RFID solutions at scale.

Our platform of tags, readers, gateways, and software allows us to give a digital identity to billions of everyday items. If you have a passion for using technology to fundamentally change the way companies run their business, this is the role for you.

• Leverage deep subject matter expertise in embedded Linux and network communication protocols to lead the design and development of embedded IoT solutions at scale
• Apply expertise in software architecture to help build modular software designs that allow for component reuse across multiple solutions and deployments
• Partner with stakeholders to determine user requirements for one or more complex use cases
• Rapidly prototype new algorithmic approaches to RAIN RFID solutions to enable internal research and innovation
• Provide technical leadership for the design and development of new features, products, applications or services
• Design high-performance APIs using MQTT, HTTP/REST, Kafka, AMQP, ZeroMQ or other related network technologies
• Mentor engineers to produce high-quality, reusable and maintainable code used across the product portfolio
• Champion and encourage the utilization of software engineering methodologies, including code coverage, static analysis, continuous integration, etc.
• Stay ahead of emerging technologies and trends to improve product reliability, performance, and customer experience
• Operate within a hybrid environment, working a few days of the week from our office in South Lake Union or our Lab in North Beacon Hill

• Bachelor's degree in computer science, computer engineering, or related technical field
• At least 15 years of experience building high-quality software solutions on embedded, network connected devices in C or C++
• Experience in defining the vision and driving implementation of sophisticated, scalable, and reliable platform solutions
• Experience delivering high-quality, tested code across multiple release cycles
• Experience with MQTT, HTTP/REST, Kafka, AMQP, ZeroMQ or other related network technologies
• Experience with designing, developing, and deploying IoT solutions at scale
• Demonstrated experience in version control systems like Git for tracking changes and collaborating on code.
• Good understanding of the software development lifecycle, structured project management, collaborative coding practices (such as code reviews and pair programming), and continuous improvement of code quality
• Experience with performance optimization, parallel processing, and efficient data structures to ensure scalable, high-performance applications
• Strong communication skills to convey complex technical concepts to teammates and non-technical stakeholders
• Proven track record leading and mentoring software teams

The benefits listed below may vary depending on the nature of your employment with Impinj and the country where you work. The typical base pay range for this role across the US is $168,000 - $267,000. Individual base pay depends on various factors such as complexity and responsibility of role, job duties, requirements, and relevant experience and skills. Both market wage data and the mid-point of the pay range are reviewed and…