Backend Engineer II: AI-Driven, Large-Scale Systems

Pinterest; Seattle (WA); Hybrid; USD 124,000 - 255,000; Full time

Job summary

Pinterest is seeking backend engineers to join our Core, Monetization, and Tech Foundations teams. You will build scalable systems powering millions of users and collaborate with product, design, data science, and other engineers.

You’ll shape features from ideation to production, improve reliability, and apply AI to accelerate development and quality. This role requires strong CS fundamentals, distributed systems expertise, and modern backend tech.

Qualifications

• 2 years of industry backend development experience
• Proficiency in RESTful API stacks for storage, caching and data processing
• Experience building and operating large-scale distributed systems
• Experience in Python, Java, C, or Go or another language and a willingness to learn
• Ability to write reliable and maintainable code and stay current with new technologies
• Demonstrated ability to use AI to improve speed and quality in day-to-day workflow
• High integrity and ownership: protect sensitive data and be accountable for deliverables

Responsibilities

• Build the backend for Pinner-facing features to power the future of inspiration on Pinterest
• Lead product development steps from ideation to release, prototyping, A/B tests, and scalable solutions
• Partner with design, product, and backend teams to deliver end-to-end functionality
• Suggest new product ideas and features
• Apply automated testing to ensure high quality components and features
• Grow as an engineer by collaborating with world-class peers on impactful projects
• Design, develop, and operate large-scale distributed systems and networks
• Work with engineering customers to address new requirements in a scalable manner
• Improve the developer process and experience from coding to operation
• Leverage AI to accelerate team execution, system design, and decision-making
• Use AI to summarize information and automate repeatable tasks such as documentation and QA checks

Skills

Backend development

Distributed systems

Python

Java

C

Go

API design

AI integration

Education

Bachelor's degree in Computer Science

Job description

Pinterest is seeking backend engineers to join our Core, Monetization, and Tech Foundations teams. You will build scalable systems powering millions of users and collaborate with product, design, data science, and other engineers.

You’ll shape features from ideation to production, improve reliability, and apply AI to accelerate development and quality. This role requires strong CS fundamentals, distributed systems expertise, and modern backend tech.