Software Engineer - Digital Site Development at Costco in Schaumburg, IL

Costco 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 Wholesale 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.

Software Engineers perform development work across the technology stack (both front-end/back-end expertise). They are versatile in how they can add value, demonstrating the ability to manage the completion of projects that involve databases, backend services, or the development of front-end applications. They should be able to demonstrate a strong understanding of emerging technologies to support the development of new solutions. Software Engineers understand the full technology stack and underlying applications, services, and databases in order to ensure optimal performance.

The Software Engineer will design and build modern user interface components to enhance our member experience over a wide variety of digital touchpoints. This role will also be directly responsible for delivering capabilities to create delightful user experiences for our members and maintain them through functional improvement, documentation, profiling, and front-end performance enhancements.

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

● Develops the conceptual systems architecture design and the supporting technologies needed to enable new and/or enhanced functionality within a given product/application, applying principles that promote availability, reusability, interoperability and security into the design framework.

● Supports release planning activities in conjunction with Product Owners and teams.

● Identifies high level requirements to support the definition and refinement of a robust testing strategy.

● Supports the Product Owner with the identification and definition of enablers / work items to support the architectural runway of a given product/application.

● Defines the non-functional requirements (e.g., performance, security, resiliency, etc.) which support the development of epics and user stories aligned to a value stream.

● Identifies technical dependencies across several product / application teams to support the implementation of new or enhanced functionality.

● Performs development, optimization, and automation activities to support the implementation of a product/application.

● Develops and implements front-end architecture to support user interface concepts.

● Increases proficiency and understanding of relational and non-relational databases, distributed application architectures, user interfaces and user experience, quality assurance, security concerns, and business value creation.

● Drives engineering best practices to deliver higher quality and scalable solutions.

● Provides the team with the development strategy, solution recommendations, and estimates for a given product/application.

● Participates in scrum ceremonies (sprint planning, retrospective, showcases/demos, stand-ups, backlog refinement, etc.).

● Creates and executes unit tests which validate the code changes made to support the implementation of a user story.

● Uses test driven development (TDD) practices to assist with the detection/recognition of software defects early in the development process.

● Estimates, plans, and manages all implementation tasks and reports on development progress.

● Designs, builds, debugs, optimizes and implements solutions in approved tool sets and databases.

● Develops high quality, efficient and fault tolerant software.

● Supports, extends and builds automated CI and CD pipelines.

● Designs and delivers DevSecOps automation for app deployment and testing.

● Uses APM/monitoring tools such as Dynatrace/Splunk and browser tools to perform request purepath/waterfall analysis to identify bottlenecks and suggest improvements.

● Participates in the development and documentation of department standards and best practices, and mentors’ junior engineers.

● Provides the team with solution recommendations and estimates for a given product/application.

● Identifies deficiencies within a product/application’s code base and identifies opportunities to improve overall code quality.

● Collaborates with team members (e.g., Systems Architects, Systems Analysts) to define project specifications and release documentation for all phases of the product development cycle from product definition to design, through implementation.

● Conducts peer code reviews for the software changes made by other engineers within a team.

● Defines remediation tactics for large and complex defects impacting several features and/or capabilities within a given product/application.

● Defines product/application specific coding standards and patterns to guide the implementation of new features and capabilities.

● Collaborates with Systems Analysts to decompose solution blueprints and designs into detailed technical requirements.

● Develops the conceptual systems architecture design and the supporting technologies needed to enable new and/or enhanced functionality within a given product/application.

● Oversees the development of new, highly-responsive, web-based user interfaces, using React.js concepts and workflows, such as Redux, Server-Side Rendering, Styled Components, and Storybook, using a test driven SDLC.

● Provides coaching to engineers at multiple levels.

● Drives code reviews while maintaining high code quality standards.

● Advocates, articulates, and documents engineering best practices.

● Develops and implements front-end architecture to support user interface concepts.

● Adopts technical ownership of features and advancing product functionality.

● Meets with the development and business teams to discuss user interface ideas and applications.

● Advocates for and improves code quality, automated tests, CI/CD initiatives, and the developer experience.

● Reviews application requirements and interface designs.

● Performs troubleshooting for interface software and debugging application code.

● Monitors and improves front-end performance.

● Builds accessible and reusable components.

● Documents application changes and reviews code.

REQUIRED

● 7+ years’ previous experience working as a React.js developer.

● 7+ years’ experience in React.js, HTML, CSS3.

● Vast experience in JavaScript and React concepts, advanced front-end coding skills, and an expert level understanding of progressive web applications.

● Extensive experience on front-end development and demonstrated ability to work in a fast-paced environment.

● Passion for supporting, collaborating, and coaching engineering teams.

● Comfortable driving code reviews and operating as anointed approver.

● Proficiency with building responsive layouts using CSS and CSS-precompilation.

● Strong understanding of cross-browser compatibility.

● Ability to integrate 3rd party APIs and a strong understanding of REST and GraphQL patterns.

● Proficiency with state and side effect management within client-side applications (Redux and Redux Sagas preferred).

● Knowledge in JavaScript ES6+ features, such as classes, arrow functions, template literals, rest/spread operators, promises, and async/await.

● Proficiency with client-side application bundling and optimization.

● Strong understanding of CSS fundamentals, accessible patterns, component design and functional programming, and data structures.

● Strong troubleshooting and problem-solving skills; strong interpersonal, verbal, and written communication skills; strong relationship builder in cross-functional teams.

● Experience with browser-based debugging and performance testing software.

● Experience refactoring code and algorithms for improved performance and robustness.

● Self-motivated with a positive, can-do attitude.

● Scheduling flexibility to meet the needs of the business, including weekends, holidays, and a rotational on call basis as required.

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.

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