Software Engineer II

Chewy Chewy · Retail · Bellevue, WA +1

Software Engineer II role at Chewy focused on developing scalable, high-performance systems for their Sponsored Ads platform. Responsibilities include full-stack development, architectural contributions, collaboration with product and data science teams, and working on large-scale data systems for targeting, analytics, and personalization in a low-latency environment. Experience in ad tech and programmatic advertising is a plus, with bonus points for ML/predictive modeling in ads.

What you'd actually do

  1. Design, develop, test, and maintain robust software systems in a high-traffic, low-latency environment
  2. Contribute to architectural decisions and technical designs for new and existing systems
  3. Collaborate closely with product managers, data scientists, and DevOps teams to deliver features that align with business goals
  4. Write clean, maintainable code and participate in code reviews to ensure best practices and high quality
  5. Work on large-scale data systems used for audience targeting, analytics, and personalization
  6. Debug and resolve production issues, continuously improving system reliability and performance
  7. Mentor junior engineers and provide technical guidance within the team

Skills

Required

  • Bachelor of Science or Master's degree in Computer Science, Engineering, Information Systems or related field.
  • 3–5 years of professional software engineering experience
  • Strong proficiency in one or more programming languages (e.g., Java, Python, Go, TypeScript)
  • Experience with cloud services (AWS, GCP, or Azure) and containerized deployments (Docker, Kubernetes)
  • Familiarity with large-scale distributed systems, message queues (Kafka, RabbitMQ), and streaming data processing
  • Knowledge of databases (SQL and NoSQL) and data modeling
  • Understanding of RESTful APIs and microservices architecture
  • Strong problem-solving skills and attention to detail

Nice to have

  • Experience in ad tech, martech platforms is a plus
  • Hands-on experience with programmatic advertising systems (DSPs, SSPs, DMPs)
  • Exposure to real-time bidding (RTB) protocols or ad exchange integrations
  • Familiarity with the AWS ecosystem (e.g., EC2, S3, Lambda, DynamoDB, EMR, Athena, etc.)
  • Knowledge of privacy frameworks (GDPR, CCPA) and how they impact data handling
  • Background in machine learning or predictive modeling in the ad space

What the JD emphasized

  • high-traffic, low-latency environment
  • ad tech
  • programmatic advertising systems
  • real-time bidding (RTB) protocols or ad exchange integrations