Senior Software Engineer

QXO; Seattle (WA); On-site; USD 138,000 - 235,000; Full time

Benefits offered by this job

Base pay range

Annual bonus

Equity/stock

Health insurance - Medical, dental, &視

PTO & holidays

Parental leave

Paid time off

Paid training

Legal assistance

Pet insurance

EAP

Job summary

QXO is hiring for a software engineer to design, develop, and maintain eCommerce services and UIs. You will build scalable, low-latency systems and intuitive front-end experiences, collaborating across teams to deliver end-to-end features.

Required 2–5 years of software experience with Java/Kotlin/Go and React/Next.js/TypeScript, plus cloud exposure (AWS/GCP). A CS or engineering degree is expected, with strong collaboration skills.

Qualifications

• 2–5 years of professional software engineering experience.
• Proficiency in Java, Kotlin, or Go.
• Experience with React, Next.js, or TypeScript.
• Understanding of data structures, algorithms, and software design.
• Experience in cloud environments (AWS, GCP).
• Bachelor’s degree in CS, Eng, or equivalent.

Responsibilities

• Design, develop, and maintain eCommerce services and UIs.
• Implement scalable, low-latency systems meeting performance goals.
• Build intuitive front-end experiences.
• Collaborate with cross-functional teams to deliver features.
• Write clean, testable code and participate in reviews.
• Support reliability and operational excellence.
• Contribute to shared libraries and design systems.

Skills

Java

Kotlin

Go

React

Next.js

TypeScript

Data structures

Algorithms

AWS

Education

Bachelor's degree in Computer Science or Engineering

Tools

CI/CD

Observability

Performance tuning tools

Job description

Overview

QXO is a leading distributor and installer of building products serving an $800 billion market. The company’s mission is to modernize the building products industry through advanced technology and a best-in-class customer experience. QXO is North America’s largest distributor and installer of insulation, the second-largest distributor of roofing products, the second-largest publicly traded distributor of lumber and building materials, and the largest distributor of waterproofing products. The company is targeting $50 billion in annual revenue within the decade through accretive acquisitions and organic growth. For more information, visit QXO.com.

What you will do:

• Design, develop, and maintain eCommerce services and user interfaces.
• Implement scalable, low-latency systems that meet performance and security goals.
• Build intuitive and performant front-end experiences.
• Collaborate with cross-functional teams to deliver end-to-end product features.
• Write clean, efficient, and testable code.
• Participate in design and code reviews.
• Support the continuous improvement of system reliability and operational excellence.
• Contribute to shared libraries, platform components, and design systems.

What you will bring:

Qualifications & Skills

• 2–5 years of professional software engineering experience.
• Proficiency in one or more object-oriented programming languages (e.g., Java, Kotlin, Go).
• Experience with modern front-end technologies and frameworks such as React, Next.js, or TypeScript.
• Solid understanding of data structures, algorithms, and software design principles.
• Experience developing and maintaining production systems in a cloud environment (e.g., AWS, GCP).
• Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
• Strong collaboration and communication skills

Preferred Qualifications:

• Experience building commerce, checkout, or personalization systems.
• Familiarity with responsive, accessible, and high-performance UI development.
• Exposure to AI/ML systems or data-driven services.
• Experience with experimentation frameworks, recommendation systems, or search technologies.
• Knowledge of CI/CD, observability, and performance tuning tools.

What you will earn:

What you'll earn

• Base pay range: $138,000 - $235,000
• 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)

QXO is an Equal Opportunity Employer. We value diversity and do not discriminate on the basis of race, color, religion, gender or sexual orientation, national origin, age, disability, or any other protected status.

To comply withPayTransparencylaws, employers mustdisclosean annual salary range. Actual offers depend on factors such as location, experience, skills, and market data. This position may also offer variable compensation.

Please contact [e-mail] if you have any questions related to this job posting.

Pay Range

USD $138,000.00 - USD $235,000.00 /Yr.