Software Engineer - eCommerce Cart & Checkout
Costco IT Schaumburg, IL
Costco IT Schaumburg, IL
1 month ago
See who Costco IT has hired for this role
Costco IT Schaumburg, IL
1 month ago
- Report this job
Pay found in job post
Retrieved from the description.
Base pay range
$130,000.00/yr - $190,000.00/yr
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. As proof, Costco ranks eighth in Forbes “World’s Best Employers”.
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.
This is a front-end expertise focused Software Engineer, working on development across the technology stack. They are versatile in how they can add value, demonstrating the ability to manage the completion of projects that involve 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 Costco Digital team is looking for an experienced and deeply skilled React.js Software Engineer that will perform development work at an elite level, provide design guidance, and can coach/lead/support engineers at multiple levels. The Software Engineers must have extensive experience on back-end and front-end development and demonstrate the ability to work in a fast-paced environment. This role will also be directly responsible for delivering capabilities to create delightful user experiences for our members and maintaining them through functional improvement, documentation, profiling, and front-end performance enhancements. The Software Engineer will design and build modern user interface components to enhance our member experience over a wide variety of digital touchpoints.
The Software Engineer should be a passionate, driven, self-starting problem-solver who is comfortable with change and excels in a fast-paced environment. They will have deep knowledge and experience working with eCommerce technologies and React.js concepts and workflows such as Redux, Servier-Side Rendering, Styled Components, and Storybook, using a test driven SDLC.
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 , coaching, optim izes, 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.
- Designs, builds, debugs, optimizes, and implements solutions in Java, NoSql, and RDBMS.
The development of high-quality, efficient, and fault tolerant system(s) is an essential part of the position.
- Oversees the development of new, highly-responsive, web-based APIs using SpringBoot, Azure Event Hub, and CosmosDB, while adhering to a test driven SDLC process.
- Provides coaching to engineers at multiple levels.
- Drives code reviews as well as be expected to maintain high-code quality standards.
- Advocates, articulates, and documents engineering best practices.
- Builds trust within engineering organizations as well as can communicate complex ideas at enterprise level.
- 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.
- 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.
- Passion for supporting, collaborating, and coaching engineering teams.
- Comfortable driving code reviews and operating an anointed approver.
- Proficiency with building responsive layouts using CSS and CSS-precompilation.
- Strong understanding of cross-browser compatibility.
- Ability to integrate 3 rd party APIs and a strong understanding of REST and GraphQL patterns.
- Proficiency with state and side effect management witin 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 and holidays; 24x7x365 environment, on-call and on-location as required.
Recommended
- Degree or equivalent education (Computer Science or related field).
- Experience working in a retail ecommerce environment.
- Understanding og WCAG 2.1 AA principles, patterns, and screen reader testing.
- Experience working on design systems building highly composable, reusable components.
- Driven performance analysis and understanding of large-scale application infrastructure and dependencies.
- Experience translating Figma design mockups and prototypes into working applications.
- Knowledge of unit testing frameworks, including Jest and React Testing Library.
- Experience working with serverless platforms on Azure or GCP.
- Familiarity with design patterns and microservices-based architecture patterns.
- Experience with writing complex GraphQL, Redis, MongoDB or similar database queries.
- Experience with MUI v5 components.
- Experience working with Storybook.js and Chormatic.
- Experience with Gatsby.js.
- Excellent verbal and written communication skills.
Required Documents
- Cover Letter
- Resume
California applicants, please click to review the Costco Applicant Privacy Notice.
Pay RangesLevel 3 - $130,000 - $160,000
Level SR - $150,000 - $190,000, Bonus and Restricted Stock Unit (RSU) eligible
Level Staff - $180,000 - $225,000, 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.
-
Seniority level
Mid-Senior level -
Employment type
Full-time -
Job function
Engineering and Information Technology -
Industries
IT Services and IT Consulting
Referrals increase your chances of interviewing at Costco IT by 2x
See who you know
Get notified about new Software Engineer jobs in Schaumburg, IL.
Sign in to create job alert
Similar jobs
-
Jr. Software Engineer
Jr. Software Engineer
NinjaHoldings
Chicago, IL
-
College Graduates - Full-Time - Junior Software Engineer (2025)
College Graduates - Full-Time - Junior Software Engineer (2025)
Old Mission
Chicago, IL
-
Software Engineer II (Remote) - C#
Software Engineer II (Remote) - C#
McDonald's
-
Java Developer
Java Developer
Donato Technologies, Inc.
Chicago, IL
-
UI-React Developer
UI-React Developer
Donato Technologies, Inc.
Chicago, IL
-
Java Developer
Java Developer
Donato Technologies, Inc.
Chicago, IL
-
Frontend Engineer, Growth
Frontend Engineer, Growth
Stripe
Chicago, IL
-
Software Developer - Python, SQL, AWS
Software Developer - Python, SQL, AWS
Donato Technologies, Inc.
Chicago, IL
-
Software Engineer Internship - Summer 2025 - New York
Software Engineer Internship - Summer 2025 - New York
Chicago Trading Company
Chicago, IL
-
Dev10 Entry Level Software Developer – Nationwide
Dev10 Entry Level Software Developer – Nationwide
Genesis10
Chicago, IL
-
Software Engineer Intern - Python, Summer 2025
Software Engineer Intern - Python, Summer 2025
Akuna Capital
Chicago, IL
-
Full Stack Developer- (CVS)
Full Stack Developer- (CVS)
ShiftCode Analytics, Inc.
Chicago, IL
-
Software Engineer Internship - Summer 2025 - Chicago
Software Engineer Internship - Summer 2025 - Chicago
Chicago Trading Company
Chicago, IL
-
Software Developer 1
Software Developer 1
WEBIT Services, Inc.
Naperville, IL
-
Front-End Web Developer
Front-End Web Developer
PeopleCaddie
Chicago, IL $45.00 - $52.00
-
Developer, Frontend
Developer, Frontend
Swap
Bolingbrook, IL
-
Remote Front End Web Developer
Remote Front End Web Developer
Column Technical Services
Downers Grove, IL
-
Entry Level Software Developer
Entry Level Software Developer
SkillStorm
Chicago, IL
-
Graduate Software Engineer (2025 Start - Chicago)
Graduate Software Engineer (2025 Start - Chicago)
Optiver
Chicago, IL
-
Entry Level Engineer - Summer 2025
Entry Level Engineer - Summer 2025
DMC Engineering
Chicago, IL
-
Front End Engineer
Front End Engineer
minware
Chicago, IL $120,000.00 - $190,000.00
-
UI Developer
UI Developer
GCTECHINFO
Chicago, IL
-
Software Engineer - Java
Software Engineer - Java
PayPal
Chicago, IL
-
Full Stack Engineer, Growth
Full Stack Engineer, Growth
Stripe
Chicago, IL
-
Software Engineer - Android
Software Engineer - Android
Walgreens
Deerfield, IL $94,900.00 - $151,600.00
-
Python Developer
Python Developer
Umanist Staffing
Chicago, IL $50.00 - $65.00
-
Software Engineer
Software Engineer
Halo
Chicago, IL
People also viewed
-
Software Engineer Intern - C++, Summer 2025
Software Engineer Intern - C++, Summer 2025
Akuna Capital
Chicago, IL
-
Engineer, Fullstack
Engineer, Fullstack
PayPal
Chicago, IL
-
Campus Web Dev / UI Software Engineer (Intern)
Campus Web Dev / UI Software Engineer (Intern)
Jump Trading Group
Chicago, IL
-
Full Stack Developer
Full Stack Developer
Allymar Health Solutions
Chicago, IL
-
Junior Software Engineer
Junior Software Engineer
Supernova Technology™
Chicago, IL
-
Full Stack Developer
Full Stack Developer
Pyramid Consulting, Inc
Riverwoods, IL
-
Software Engineer, Python
Software Engineer, Python
NinjaTrader
Chicago, IL
-
Associate Engineer, Backend (Python)
Associate Engineer, Backend (Python)
Venmo
Chicago, IL
-
Full Stack Developer (Exchange/Trading)
Full Stack Developer (Exchange/Trading)
Keyrock
Chicago, IL
-
Jr Software Engineer
Jr Software Engineer
Chicago, IL
Similar Searches
- Software Engineer jobs 469,843 open jobs
- Web Application Programmer jobs 2,614 open jobs
- Computer Software Engineer jobs 440,486 open jobs
- Financial Software Engineer jobs 37,081 open jobs
- Web Programmer jobs 5,772 open jobs
- Web Development Specialist jobs 430,996 open jobs
- Software Engineer Intern jobs 883 open jobs
- PHP Programmer jobs 14,651 open jobs
- Junior Software Engineer jobs 430,217 open jobs
- Back End Developer jobs 54,775 open jobs
- Network Support Administrator jobs 25,657 open jobs
- Electrical Software Engineer jobs 428,955 open jobs
- Network System Analyst jobs 14,131 open jobs
- Oracle Software Engineer jobs 11,813 open jobs
- Student Software Engineer jobs 4,016 open jobs
- J2Ee Developer jobs 15,832 open jobs
- Software Intern jobs 1,932 open jobs
- Web Software Engineer jobs 432,296 open jobs
- Game Programmer jobs 1,074 open jobs
- Graduate Software Engineer jobs 430,734 open jobs
- Information Technology Programmer jobs 2,527 open jobs
- Clinical Programmer jobs 1,804 open jobs
- Graphic Programmer jobs 853 open jobs
- Senior Java Consultant jobs 9,280 open jobs
- Senior Test Development Engineer jobs 2,190 open jobs
Explore collaborative articles
We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.
Explore More