QXO · 8 hours ago
Staff Software Engineer, Fullstack
Seattle, WA
Full-time
Onsite
Senior Level, Lead/Staff
$150K/yr - $275K/yr
5+ years expQXO is a publicly traded company focused on building a market-leading business in the building products distribution industry. As a Staff Software Engineer on the QXO eCommerce team, you will lead the design, development, and operation of foundational commerce services, collaborating across teams to build secure and reliable user interfaces for millions of users.
Building MaterialBusiness IntelligenceLogisticsSupply Chain ManagementWholesale
Responsibilities
Design, build, and operate eCommerce services
Design and implement scalable, low-latency systems that meet performance and security requirements
Build intuitive and performant user interfaces
Contribute to shared design system and front-end architecture
Collaborate with cross-functional teams to develop end-to-end solutions
Write clean, efficient, and testable code
Contribute to shared libraries and platform components
Lead design, architecture and code reviews
Continuously improve operational excellence and system reliability
Mentor junior engineers and shape engineering best practices
Qualification
Required
5+ years of hands-on coding experience
3+ years building scalable, distributed systems using object-oriented programming languages (Java, Kotlin, Go, etc.)
Experience with modern front-end technologies and frameworks such as React, Next.js, or TypeScript
Strong knowledge of data structures, algorithms, system design, and concurrency
Experience building and developing large-scale reliable distributed systems
Experience designing, launching, and maintaining production systems in a cloud-native environment (e.g., GCP, AWS)
Experience leading architectural designs and mentoring other engineers
Bachelor's degree in computer science, engineering, or equivalent
Strong verbal and written communication skills
Preferred
Experience building commerce, checkout, identity, or personalization services at scale
Experience building responsive, accessible, and performant UIs using front-end or mobile frameworks such as React Native
Familiarity with AI/ML systems, including model inference pipelines, data labeling infrastructure, or real-time decisioning
Experience with experimentation frameworks, recommendation engines, or search platforms
Experience working with CI/CD pipelines, observability tools, and performance tuning
Experience in Marketing or Ad Tech
MS or Ph.D
Benefits
Annual performance bonus
Long term incentive (equity/stock)
401(k) with employer match
Medical, dental, and vision insurance
PTO, company holidays, and parental leave
Paid Time Off/Paid Sick Leave: Applicants can expect to accrue 15 days of paid time off during their first year (4.62 hours for every 80 hours worked) and increased accruals after five years of service.
Paid training and certifications
Legal assistance and identity protection
Pet insurance
Employee assistance program (EAP)
Company
QXO
QXO is a technology solutions company that offers programming and technical support for the manufacturing and distribution sectors.
5001-10000 employees
H1B Sponsorship
QXO has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
Funding
Current Stage
Public CompanyTotal Funding
$15BKey Investors
ApolloAffinity PartnersJacobs Private Equity
2026-01-05Post Ipo Equity· $3B
2025-06-25Post Ipo Equity· $2B
2025-05-22Post Ipo Equity· $1.3B
Leadership Team
Brad Jacobs
Chairman and CEO
Mark Manduca
Chief Investment Officer
Recent News
2026-01-14
2026-01-13
2026-01-12
Company data provided by crunchbase