Sr. Software Engineer, Web

Pinterest • Toronto, ON

3d • Remote

About The Position

At Pinterest, we’re seeking curious, versatile Web Engineers to join our Product Engineering teams. You’ll work closely with product managers, designers, and backend engineers to continuously push the boundaries of what’s possible on the web—delivering delightful, cutting-edge experiences for millions of Pinners around the world. This is your opportunity to shape the future of inspiration—bringing bold product ideas to life, owning projects end to end, and driving innovations that empower both our users and fellow engineers. If you love solving complex problems, embrace new technologies, and care deeply about user experience, we’d love to have you onboard.
At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think.

Requirements

• Deep understanding of Web development and best practices in React/Redux.
• 5+ years of industry Web application development experience, building consumer or business facing products.
• Experience in following best practices in writing reliable and maintainable code that may be used by many other engineers.
• Ability to keep up-to-date with new technologies to understand what should be incorporated.
• Strong collaboration and communication skills.
• Bachelor’s degree in a relevant field such as Computer Science, or equivalent experience.
• Demonstrated ability to use AI to improve speed and quality in your day-to-day workflow for relevant outputs.
• Strong track record of critical evaluation and verification of AI-assisted work (e.g., testing, source-checking, data validation, peer review).
• High integrity and ownership: you protect sensitive data, avoid over-reliance on AI, and remain accountable for final decisions and deliverables.

Responsibilities

• Create and launch powerful, user-facing features for Desktop and Mobile Web that help spark creativity and inspire our global community.
• Contribute through every stage—from rapid prototyping and A/B testing to architecting, building, and scaling solutions that reach millions.
• Partner closely across design, product, and backend to deliver seamless, end-to-end functionality.
• Advocate for Pinners by suggesting new ideas and features, and use your product sense to shape what’s next.
• Employ automated testing and best practices to deliver reliable, maintainable code—taking full ownership of your work.
• Share your expertise through mentoring teammates, leading code reviews, and contributing to technical decision-making.
• Use AI for rapid prototyping, information synthesis, documentation, and more—always validating results to drive speed, quality, and innovation.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior