CDS Intern, Software Engineer

About the Role

The Costco Digital Services Division is inviting students currently enrolled in an IT or related undergraduate or graduate program at a college or university to participate in a 12-week paid internship program during 2027. Interns will work within specific areas in Costco’s Information Systems Division. Interns will attend presentations given by various members of Executive Management from IT and other areas of the Company. At the end of the internship period, the intern will create and present a summary of their experience to their management and peers. The program runs mid-June to early September and is located in Issaquah, WA. All interns are required to be in the office 5 days a week.

Key Responsibilities

• Works with stakeholders to identify solutions that support their business requirements.
• Works independently and within a team environment.
• Pays attention to detail, self-motivated with the ability to follow instructions and complete assignments on time.
• Learns and applies new concepts, processes, and tools.
• Takes initiative to solve problems and multi-tasks by prioritizing projects and deadlines.
• Communicates effectively with team members, stakeholders, and all levels of management.
• Designs, develops, optimizes, and implements efficient and scalable services across the three-tiered system architecture.
• Participates in all phases of the product development cycle - defining requirements, designing the architecture and application(s), test-driven-development, deployment, maintenance, and ongoing support.
• Conducts peer code reviews for software changes made by other team members.
• Collaborates and participates in delivery pod Agile scrum ceremonies.
• Enhances knowledge of web application development and programming languages.
• Help ensure data quality, reliability, and documentation.
• Designs, develops, and operationalizes software applications, data pipelines to support reporting, self-service, advanced analytics, and APIs to support Marketing & Retail Media business.
• Responsible for full-stack software development - from the user interface layer all the way to the database.
• Works on features that will be used by members and employees in our depots/warehouses/buying teams.
• Responsibilities include software engineering data ingestion, transformation, validation, and CI/CD development.

Requirements & Tech Stack

• Currently enrolled in an IT or related undergraduate or graduate program at a college or university.
• Advanced programming skills (e.g., Python, C++).
• Web UI frameworks.
• SQL.
• Experience in data modeling.
• Experience with cloud platforms.
• Experience with data warehousing.
• Experience with data lakes.
• Familiarity with Google Cloud technologies such as GCP, GCS, BigQuery, Dataflow, Cloud Composer, Dataproc, and Pub/Sub is expected.
• Experience with ETL tools like dbt and IICS is recommended.
• Version control using GitHub is recommended.
• Modern data engineering practices for batch and streaming data processing is recommended.
• Proficient in Google Workspace applications, including Sheets, Docs, Slides, and Gmail.

Qualifications

• Enthusiasm for helping Costco use data effectively to evaluate and improve business insights.
• Experience providing visualizations and storytelling for business decision-making.
• Comfortable working in both business and technical environments.
• Strong logical thinking skills with the ability to think creatively in order to envision relationships between data.
• Resourceful, self-motivated, and able to meet responsibilities with minimal direct supervision.
• Accountable team player with a constructive attitude, problem-solving, and customer service mindset.
• Excellent verbal and written communication skills.
• Good organizational, time, and project management skills, with the ability to prioritize, and stay well organized.
• Currently maintaining a GPA of 3.0 or higher.
• Students currently enrolled in an IT or related undergraduate or graduate program at a community college, college or university.

Required Documents

• Cover Letter
• Resume