Pinterest Engineering

Calling all aspiring product managers, designers and researchers 📢 Applications for Pinterest’s 2026 Products Apprenticeship Program are now open. Apply now: pinterestcareers.com/departments/ap…

Schema changes shouldn't break your offline DB ingestion pipeline. Our latest blog explores how Pinterest automates schema evolution for its next-generation DB ingestion framework, safely propagating schema changes across Kafka, Flink, Spark, and Iceberg. medium.com/pinterest-engi…

Adding a second GPU node made training 5x slower. Our team shares how we moved foundation model training from a broken 0.2x baseline to 7.5x scaling by fixing networking, profiling, communication, and distributed topology. medium.com/pinterest-engi…

Our next Pinterest Labs Talk in one week away! 🚨 UC Berkeley's Dawn Song will join us for a discussion on recent advancements in AI & LLM agents and the risks they present. Register now to attend: pages.beamery.com/Pinterest/page…

@fa_r1_ha @Pinterest Hi there! We're here to help! Send us a DM and we'll check it out. Thanks!

Is it just me or is @Pinterest crashing for others in India as well? The data fetch service had been failing from a month almost. Hey @PinterestEng @Pinterest what’s happening folks?

Join us June 25 for our next Pinterest Labs Talk with UC Berkeley's Dawn Song for a discussion on AI & LLM agent advancements and key risks, moderated by Chuck Rosenberg. Register now 👉 pages.beamery.com/Pinterest/page…

Real-time ad retrieval power-up 🚀 Hybrid inference combines sequential transformers + context to blend high-intent signals with long-term user history. Result: 3x–10x Recall@K, ~300% higher median candidate relevance, and measurable ROAS lift. medium.com/pinterest-engi…

New on the Blog: For large-scale ML systems, moving less data can be just as important as computing faster. This post shares how we reduce unnecessary feature-transfer overhead to improve network efficiency in production. Read more: medium.com/pinterest-engi…

From Determinantal Point Processes to sliding spectrum decomposition, here's how our team evolved multi-objective optimization at Pinterest to balance what people engage with and what keeps the experience inspiring. medium.com/pinterest-engi…

This automatically measures User Perceived Latency on over 60 surfaces, saving two engineer-weeks per feature and encouraging platform-wide performance optimization. Learn more: medium.com/pinterest-engi…

At Pinterest, we solved the expensive, manual setup of Android performance metrics by integrating Visually Complete logic into the BaseSurface class. Our "All-In-One Solution" story 🧵👇

Read more how we did it here: medium.com/pinterest-engi…

At Pinterest, we built a full MCP ecosystem — complete with a central registry, domain-specific servers & integrations across IDEs, chat & AI agents. We’re driving more than 66K monthly invocations & saving 7K engineering hours each month, all with security embedded from day one.

Pinterest moved to native CSS carousels to replace legacy JS platform-wide → goo.gle/4cZR6Pk Using CSS primitives like scroll markers and snap, they achieved: 📉 90% code reduction (2k JS → 200 CSS) 🚀 15% faster page loads ✨ Smoother, interactive UI

Apprentice Engineer applications are now open! Explore the program and apply now at bit.ly/3NApQwu.

Read the full post on the blog: medium.com/pinterest-engi…

Text-to-SQL sounds simple until your warehouse has 100,000+ tables. At Pinterest, we built an analytics agent that goes beyond keyword matching by learning from analyst behavior, understanding intent, and incorporating signals like freshness and table quality.

New Blog 📌 Our engineers share how they unified two previously separate engagement models into a single architecture while preserving surface-specific nuance and improving efficiency at scale. Learn more: medium.com/pinterest-engi…

A new year brings new cohorts for our Apprenticeship Program. Sign up to be the first to know when applications go live in 2026. ➡️ pinterestcareers.com/join-apprentic… More information on the Apprenticeship Program: pinterestcareers.com/early-career/a…

Introducing PinLanding, a production‑oriented pipeline for shopping collection generation at web scale. Multimodal AI, CLIP‑style models, LLM‑as‑judge, Ray, Spark, ANN search… all in one production system. Deep dive: medium.com/pinterest-engi…