Supervisor Costco Jobs in Renton, WA (NOW HIRING)

Costco Travel IT is responsible for the technical future of Costco Wholesale, the third largest retailer in the world with wholesale operations in fourteen countries. Despite our size and explosive international expansion, we continue to provide a family, employee centric atmosphere in which our employees thrive and succeed.
This is an environment unlike anything in the high-tech world and the secret of Costco's success is its culture. The value Costco puts on its employees is well documented in articles from a variety of publishers including Bloomberg and Forbes. Our employees and our members come FIRST. Costco is well known for its generosity and community service and has won many awards for its philanthropy. The company joins with its employees to take an active role in volunteering by sponsoring many opportunities to help others.
Come join the Costco Travel IT family. Costco IT is a dynamic, fast-paced environment, working through exciting transformation efforts. We are building the next generation retail environment where you will be surrounded by dedicated and highly professional employees.
As a member of the Technology Management Team, you are responsible for managing, developing, and leading a team of employees. Your role includes leading the specific functional responsibilities of your team, which involves overseeing team performance and deliverables. However, your role as a leader within our organization requires more than the management of resources and day-to-day operations. As a steward of the company, you are charged with the development and execution of your team's strategic vision and plan and ensuring that your team's actions align with the larger goals of the company and the Technology Division.
The Mobile Engineering Manager will be responsible for the development of our suite of mobile applications on both iOS and Android. This role is responsible for the end-to-end delivery of our mobile applications to our members. This Manager will work with Engineering teams, user experience designers, and key stakeholders to build mobile applications that drive meaningful impact for our members and our business. The ideal candidate for this role will have a unique blend of experience consisting of product management acumen; experience building and leading productive teams; a passion to deliver on behalf of our members; and experience creating an engaging, mobile-optimized experience.
As the primary conduit between your employees and upper leadership, your role in communicating and modeling the values and guiding principles of our company culture is of vital importance. All members of Technology Management should strive to consciously and consistently foster a culture of engagement, trust, and "open door" communication.
If you want to be a part of one of the worldwide BEST companies "to work for", simply apply and let your career be reimagined.
ROLE
• INTEGRITY: When achieving benchmarks and goals, use methods/strategies that are consistent with the Code of Ethics and the Standard of Ethics for Managers and Supervisors. Always leads by example. Appropriately handles employee concerns and follows through to resolution.
• MEMBER SERVICE: Provides and ensures staff provides an exceptional member experience.
• ADMINISTRATION: Ensures proper department coverage (writing schedule and break aids if needed). Understands department budget, able to research and explain budget variances.
• MANAGING PERFORMANCE: Coaches and mentors' employees to provide support and guidance. Has regular open and honest conversations with employees to discuss work performance and career development. Identifies learning opportunities to strengthen employee knowledge, skill, and ability.
• COMMUNICATION: Regularly shares information with employees via meetings and one-on-one conversations. Successfully navigates difficult conversations with employees, members, and suppliers. Listens, expresses empathy, and adapts to get points across. Addresses issues immediately to ensure a timely resolution and to avoid escalating the situation. Consistently demonstrates business knowledge during interactions with senior management.
• SELF-MANAGEMENT: Demonstrates sound judgment, taking a partner when necessary. Ability to maintain self-control in the face of hostility or provocation or in intense, hectic situations.
• INCLUSION: Encourages different approaches and ideas to work and to accomplish goals. Seeks employee input. Takes the time to get to know or reach out to candidates who show potential that may not come forward on their own.
• COMPLIANCE AND SAFETY: Takes measures to ensure employee and member information is kept confidential and
• Lead Mobile Engineering Team: Manages, mentors, and develops a high-performing team of native iOS and Android Engineers. Takes ownership for team development and growth, including setting goals and objectives, identifying skill gaps, facilitating training, career planning, providing regular feedback, handling appraisals, managing rewards, and recognitions to the team.
• End-to-End Delivery: Oversees the complete lifecycle of mobile application development-from requirements and design through development, testing, release, and maintenance.
• Strategic Leadership: Develops and executes the strategic vision for mobile platforms, ensuring alignment with company and IT Division objectives. Helps Engineering teams establish and achieve objectives and key results in desktop, mobile, and other form factors.
• Cross-Functional Collaboration: Partners with Product Management, UX/UI, QA, Architecture, and business stakeholders to deliver engaging mobile experiences that create measurable impact for members.
• Technical Direction: Provides guidance on engineering best practices, architecture standards, coding quality, performance, and security.
• Performance & Delivery Management: Monitors team output, maintains delivery timelines, and ensures high-quality implementation of features and fixes.
• Culture & Communication: Acts as the key conduit between employees and upper leadership, models company values, and fosters a culture of engagement, trust, and transparency.
• Operational Excellence: Implements and refines processes for CI/CD, code reviews, automated testing, and quality assurance to improve efficiency and product reliability.
• Innovation & User Focus: Drives innovation in mobile technologies and user experience, ensuring the applications remain intuitive, modern, and member-focused.
• Resource Planning: Oversees staffing, hiring, onboarding, and professional development to support growth and long-term team success.
• Owns the stability, performance, quality assurance, and automation goals of all the products and platform services that are required for the success of Costco mobile app.
• Collaborates proactively with multiple distributed value streams, vendors, service providers; and ensures product artifacts (stories, epics, features, acceptance criteria, etc.) that are pertinent for the mission and strategic objectives are completed as planned.
• Partners closely with Business, Dev, Architecture, Platform, and TechOps teams to identify the environment requirements for the performance goals of the projects and maintain an efficient CI/CD pipeline.
• Takes responsibility for foundational libraries, frameworks, and dev tools that support the mobile app and the BFF layers. Works with development teams for safe use of libraries, frameworks, and dev tools.
• Oversees the security and compliance of the mobile app.
• Establishes consistency of performance measurement, observation, and tooling approaches across Engineering teams and products.
• Contributes code to streamline performance and remove bottlenecks.
• Evaluates the performance rigor of Engineering teams and works with SRE to reduce complexity.
• Writes specifications and understands performance trade-offs and risks.
• Influences others and represents technical insight about customer experience to Engineers.
• Helps debug performance issues and produce high-quality code to fix them.
• Provides code reviews for performance-related patches.
• Spends a significant amount of time mentoring others and providing cross-team input.
• Drives the team to ensure on-time delivery, quality improvement KPIs.
• Communicates effectively to different stakeholders on the project progress at different time lines (weekly/bi-weekly/monthly etc.).
• Collaborates with stake holders, portfolio teams on API alignment, Architecture team, team leads to resolve any team blockers, and brings up best practices, and solutions.
• Oversees the hiring, managing attrition, and talent retention for the team.
• Takes ownership for building innovation culture in the team and drives the team to bring up new solutions to improve the quality and efficiency.
• Supports delivery teams in preparing short term and long-term project goals as aligned to organizational directions; drives the team to realize the goals.
• This is a full-time management/leadership position (45+ hours per week).
REQUIRED
• 10+ years of professional experience developing native mobile applications on iOS (Swift/Objective-C) and/or Android (Kotlin/Java).
• 5+ years of experience in engineering management, including leading teams, coaching, performance management, and resource planning.
• Demonstrated success delivering mobile applications end-to-end in enterprise or complex environments.
• Strong understanding of modern mobile architectures and design patterns (e.g., MVVM, VIPER, Clean Architecture).
• Proficiency with mobile UI/UX principles, accessibility standards, and platform-specific guidelines.
• Experience with RESTful APIs, GraphQL, Firebase, mobile analytics, and push notification services.
• Hands-on knowledge of CI/CD pipelines (GitHub Actions, Bitrise, Jenkins), automated testing frameworks, and app deployment processes (App Store Connect, Google Play Console).
• Solid grasp of mobile security best practices, performance optimization, and monitoring tools (Crashlytics, Firebase Performance, etc.).
• Strong collaboration, communication, and stakeholder management skills with the ability to influence and build trust across teams.
• Strategic thinking and the ability to translate business goals into actionable engineering roadmaps.
• Passion for building member-first, high-quality mobile experiences that drive meaningful business value.
• Deep understanding and proficiency in building mobile apps from scratch using Swift/Objective-C; some experience with/working knowledge of Java/Kotlin and Python is preferred.
• Desire and ability to expand expertise into additional mobile languages.
• Expertise in designing testable software (Unit/Functional/End-to-End) and building large scale, complex applications.
• Self-motivated/learning mindset with strong communication, analytical, and problem-solving skills.
• Passionate about writing clean, well-organized, and production-ready code.
• Desire to build a larger in-house team and manage a group of Engineers over time.
• User-centric focused and embrace Agile practice.
• HIPAA Training and Supervisors Orientation (within 30 days of hire); Leadership Development 101 (within one year); Costco Pay Policies (within 90 days of promotion).
Recommended
• Bachelor's Degree in Computer Science, Engineering, or related field.
• A portfolio of Apps or SDKs already built and in the App Store or Google Play.
• Strong software engineering management experience preferred.
• Proficient in Google Workspace applications, including Sheets, Docs, Slides, and Gmail.
Required Documents
• Cover Letter
• Resume
California applicants, please click here to review the Costco Applicant Privacy Notice.
Pay Range: $137,000 - $200,000, Bonus and Restricted Stock Unit (RSU) eligible
We offer a comprehensive package of benefits including paid time off, health benefits - medical/dental/vision/hearing aid/pharmacy/behavioral health/employee assistance, health care reimbursement account, dependent care assistance plan, short-term disability and long-term disability insurance, AD&D insurance, life insurance, 401(k), stock purchase plan to eligible employees.
Costco is committed to a diverse and inclusive workplace. Costco is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or any other legally protected status. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to IT-Recruiting@costco.com
If hired, you will be required to provide proof of authorization to work in the United States. Applicants and employees for this position will not be sponsored for work authorization, including, but not limited to H1-B visas.