Principal Software Engineer- UI/UX (React)

O'Reilly Auto Parts • Headquarters, KY

1d • Onsite

About The Position

The Principal Software Engineer operates with a high degree of independence, providing technical oversight, architectural vision, and hands-on guidance for our front-end ecosystems. Sitting within the Architecture Team, you will define and implement modern UI/UX engineering standards across the enterprise. This role is instrumental in designing, developing, and scaling high-quality, resilient user experiences that power our retail systems, mobile applications, web platforms, and beyond.

Requirements

• 10+ years of experience in software engineer related role
• Deep production experience with React.js or equivalent modern JavaScript frameworks (e.g., Vue, Angular), along with state management libraries and front-end build tools.
• A strong eye for design systems, responsive layouts, web accessibility (WCAG), and user-centric workflows.
• Experience establishing engineering standards, creating reusable frameworks, and guiding multi-functional development teams.
• Proven track record supporting large-scale enterprise web applications or high-traffic retail/point-of-sale systems.
• Provides team oversight and guidance, to understand and apply the Software Development Life Cycle (SDLC), including requirements analysis, design, development, testing, and maintenance, to effectively develop software that supports modelling activities.
• Plans, organizes, prioritizes and oversees activities to efficiently meet objectives.
• Assimilates and understands data and information from various sources in order to draw appropriate conclusions and make relevant recommendation.
• Understands business context, needs, rules, and architecture, as well as organizational structure, cultures, capabilities, and processes to document the current state of technology and operational processes.
• Leads team to envision and document the future state of processes and products by identifying the solution scope, potential value of the future state, and the changes to the process, technology, organization infrastructure, and capabilities necessary to achieve the desired future state.
• Creates clear, comprehensives, effective documentation and artifacts that convey complex technical concepts that illustrate and explain overall technical specifications and solution/architecture design; may provide oversight and review of teams’ technical documentation.
• Develops software through use of programming languages, tools, and platforms including: Object or component-oriented development, Database User Interfaces and Queries, Cloud Computing: understand, deploy, and manage cloud-based infrastructure and services.
• Designs, executes and reports on systems/service tests to ensure that an application functions as specified in the requirements.
• Installs, sets up, configures, and manages software and environments.
• Monitors, diagnoses and fixes problems with technology products.
• Bachelor's Degree or Equivalent Level in Computer Science or related field
• 3 to 6 years of experience as an experienced practitioner able to deal with the majority of situations and to advise others.
• Experience with general supervision of more junior colleagues (7 to 12 months)

Nice To Haves

• Experience building or supporting mobile applications (Native, React Native, or hybrid mobile frameworks).
• Experience deploying and managing front-end applications within cloud environments (AWS, Azure, or GCP).
• Familiarity with Java-based backend services, microservices, or APIs to help bridge the gap between UI and backend architecture.
• Retail knowledge or experience

Responsibilities

• Drive the technical direction, standards, and best practices for front-end development across web and mobile applications.
• Collaborate closely with product design teams to translate complex UX visions into scalable, reusable, and accessible component libraries.
• Support and modernize high-traffic retail systems, ensuring seamless integration between front-end interfaces and backend services.
• Provide mentorship, code reviews, and technical governance to engineering teams to ensure compliance with architectural standards.
• Design software solutions with a focus on performance, security, maintainability, and exceptional user experience.
• Recommend and champion technical advancements to elevate software quality and infrastructure performance.
• Partner with cross-functional teams to conceptualize data-driven technology solutions and original designs.
• Guide the lifecycle of new and existing applications by identifying critical areas for modification and improvement.
• Develop and automate complex testing, diagnostics, and proactive alerting to optimize application stability and performance.
• Monitor, isolate, and resolve complex software defects to maintain high-functioning, resilient applications.
• Lead work breakdown structures (WBS), scoping, and estimation activities to ensure predictable software delivery timelines.
• Contribute to and maintain a technical roadmap aligned with overarching business priorities.
• Oversee continuous integration and deployment (CI/CD) activities within established operational guardrails.
• Evaluate emerging industry trends, tools, and external developments for their potential impact and utility to the organization.
• Maintain an in-depth understanding of industry best practices, regulations, and technologies through continuous learning.
• Provides team oversight and guidance, to understand and apply the Software Development Life Cycle (SDLC), including requirements analysis, design, development, testing, and maintenance, to effectively develop software that supports modelling activities.
• Plans, organizes, prioritizes and oversees activities to efficiently meet objectives.
• Assimilates and understands data and information from various sources in order to draw appropriate conclusions and make relevant recommendation.
• Understands business context, needs, rules, and architecture, as well as organizational structure, cultures, capabilities, and processes to document the current state of technology and operational processes.
• Leads team to envision and document the future state of processes and products by identifying the solution scope, potential value of the future state, and the changes to the process, technology, organization infrastructure, and capabilities necessary to achieve the desired future state.
• Creates clear, comprehensives, effective documentation and artifacts that convey complex technical concepts that illustrate and explain overall technical specifications and solution/architecture design; may provide oversight and review of teams’ technical documentation.
• Develops software through use of programming languages, tools, and platforms including: Object or component-oriented development, Database User Interfaces and Queries, Cloud Computing: understand, deploy, and manage cloud-based infrastructure and services.
• Designs, executes and reports on systems/service tests to ensure that an application functions as specified in the requirements.
• Installs, sets up, configures, and manages software and environments.
• Monitors, diagnoses and fixes problems with technology products.

Benefits

• Competitive Wages & Paid Time Off
• Stock Purchase Plan & 401k with Employer Contributions Starting Day One
• Medical, Dental, & Vision Insurance with Optional Flexible Spending Account (FSA)
• Team Member Health/Wellbeing Programs
• Tuition Educational Assistance Programs
• Opportunities for Career Growth

What This Job Offers

• Job Type: Full-time
• Career Level: Principal