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New
USD 164594-246788/yr

Principal Software Engineer (Fullstack)

United StatesUnited States·Kirklandlead
Software EngineerSoftware Engineering
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Quick Summary

Key Responsibilities

async (Tokio/Rust) backend services, well-defined APIs, and real-time data/event models. Partner closely with React/front-end teams to enable shared components, efficient state management,

Technical Tools
Software EngineerSoftware Engineering

Echodyne offers the world’s first compact solid-state true beam-steering radar for a wide range of industries and applications. Our high-performance radars work in all weather and are designed for autonomous vehicles, uncrewed aircraft & drones, and security of borders, critical infrastructure, and smart cities. The company combines the patented technology of metamaterials with powerful software to create a radar sensor with unprecedented performance at commercial price points. Echodyne offers its radars to companies working in Automotive, Transportation, Critical Infrastructure Protection, Border Security, Smart Cities, Uncrewed Aircraft Systems (UAS), and Airspace Management including Urban Air Mobility (UTM).


Echodyne is seeking a Principal Software Engineer to help build our next-generation radar software platform advancing mission-critical security for defense and automotive applications. You’ll play a key role in architecting robust solutions, collaborating across engineering, product, and UX, and ensuring our technology thrives in real-world, dynamic environments.  

Responsibilities

~1 min read
  • Deliver core platform components: async (Tokio/Rust) backend services, well-defined APIs, and real-time data/event models. 
  • Partner closely with React/front-end teams to enable shared components, efficient state management, and system health visualizations. 
  • Advance prototypes to production: transform algorithms or domain logic into well-tested, high-performance endpoints with solid observability. 
  • Architect for resilience: address intermittent connectivity, graceful degradation, security hardening, and offline scenarios. 
  • Drive quality and velocity: refine CI/CD, improve testing (performance, contract/property), and establish clear instrumentation and SLO/error budgets. 
  • Mentor and influence: facilitate clear design narratives, code reviews, and integrate product and field feedback into the development lifecycle. 

  • 7+ years building customer-facing, production-grade software systems. 
  • Modern full-stack expertise: React (or equivalent) front-ends and async backend services (Tokio/Rust or similar). 
  • Strong experience with modular architectures, documented API contracts, and robust service lifecycles. 
  • Designed for real-world constraints: field/defense/automotive deployments or similar high-stakes, performance-critical systems. 
  • Hands-on with Python and/or Rust and/or C/C++ for practical, scalable solutions. 
  • Skilled collaborator with product, UX, and technical experts; strong communication in cross-functional contexts. 
  • Track record mentoring peers and driving technical excellence without direct authority. 
  • Familiar with CI/CD practices, observability, and resilient system patterns. 
  • B.S. in Computer Science or equivalent industry experience 

Echodyne’s technology is export controlled by the U.S. Government and we must evaluate an applicant’s eligibility to handle export-controlled information or obtain required Government authorizations.  Therefore, we will ask you as part of the application process to identify whether you are a U.S. Citizen or green card holder, or have asylum/refugee status in the U.S. 


What We Offer

~1 min read
RSU (Restricted Stock Units)
Generous Benefits:
Fully-paid medical, dental, and vision insurance premiums for you
Choice of PPO or HDHP/HSA
Virtual Care – 98Point6
Employee Assistance Program
Mental Health coverage through Springhealth & Talkspace (Premera)
Travel Assistance Insurance
Company Paid Life Insurance
Company Paid Short & Long Term Disability
Flexible PTO (exempt) / 15 days per year (non-exempt)
401(k) match
Pet Insurance
Prepaid Legal Program
Commuter Benefits
Paid Company Holidays
The expected annual salary range for this role is
$164,594$246,788 USD

Location & Eligibility

Where is the job
Kirkland, United States
On-site at the office
Who can apply
US

Listing Details

Posted
September 3, 2026
First seen
September 4, 2026
Last seen
September 4, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
71%
Scored at
September 4, 2026

Signal breakdown

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Principal Software Engineer (Fullstack)USD 164594-246788