Software Engineer, Fullstack

QXO is a leading distributor and installer of building products serving an $800 billion market. The companys mission is to modernize the building products industry through advanced technology and a best-in-class customer experience. QXO is North Americas 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 .

As a Senior Software Engineer on the QXO eCommerce team you will help design build and maintain the core services and user experiences that power our commerce platform. Youll work closely with product design and other engineering teams to deliver secure reliable and scalable solutions that serve millions of users across web and mobile.

This role is ideal for engineers who are passionate about building high-quality software eager to learn and excited to make a meaningful impact in a fast-paced environment.

Key Responsibilities

• 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.

• 25 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 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).
• Bachelors degree in Computer Science Engineering or equivalent practical experience.
• Strong collaboration and communication skills.
• 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.

• Base pay range: $105000 - $200000
• 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.

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