Top Tech Jobs & Startup Jobs in San Francisco Bay Area, CA

Own Pinterest’s company-wide strategy for detecting and enforcing against bots, account takeovers, spam, and other adversarial behavior. Define multi-year roadmaps, develop ML-powered detection and enforcement systems, establish measurement strategies, and coordinate investment across Policy, Operations, Engineering, Data Science, Security, and Identity teams. Lead executive alignment while balancing enforcement effectiveness with false-positive user impact.

Leads Pinterest’s global compliance investigations program, conducting sensitive investigations, advising on outcomes and regulatory matters, managing policies and controls, identifying trends, and recommending remediation. Partners with legal, HR, finance, security, and compliance stakeholders; reports findings to senior leadership and the Board; supports whistleblower, audit, law enforcement, subpoena, and external investigation responses; and mentors investigators while improving program technology and processes.

Solutions Engineer Interns complete scoped technical projects involving coding, debugging, testing, automation, data workflows, troubleshooting, documentation, monitoring, and system design. They collaborate with engineering, product, sales, operations, support, analytics, and external partners to improve Pinterest’s advertising and revenue ecosystem. Interns also use approved AI tools responsibly while validating outputs and protecting confidential information.

Lead technical direction for Pinterest’s foundational machine learning capabilities in visual representation learning, multimodal content understanding, and LLM-based personalization. Drive initiatives from research and experimentation through productionization and adoption. Build reusable embeddings, models, semantic signals, and ML infrastructure using distributed training and data pipelines. Collaborate across product, engineering, data science, and applied science while mentoring technical teams and guiding multi-quarter roadmaps.

Lead the multi-year strategy and roadmap for Pinterest’s content-to-discovery infrastructure, spanning content acquisition, catalog onboarding, processing, enrichment, freshness, search and shopping indexing, and retrieval. Partner with engineering, data science, content, shopping, and search teams to improve data quality, relevance, reliability, latency, and scale. Mentor peer product managers and influence cross-functional technical initiatives without direct people management.

Leads Pinterest’s Ads Quality machine-learning organization, setting technical strategy across engagement, conversion, ranking, ROAS, retrieval, foundation models, and experimentation. Manages engineering managers and senior technical leaders while improving model quality, production reliability, latency, privacy, cost efficiency, and engineering velocity. Partners across product, data science, infrastructure, and advertising organizations to connect modeling investments with user value, advertiser performance, revenue, and marketplace health.

Leads Pinterest’s App Promotion engineering team through App Install Optimization beta-to-GA delivery. Owns the engineering roadmap, advertiser experience, measurement accuracy, experimentation, reporting, operational excellence, and cross-functional execution across Ads, ML, Measurement, Product, and Design. Manages, hires, coaches, and develops a team of 5–6 full-stack and mobile engineers while driving scalable production systems and inclusive team culture.

Lead product marketing strategy for Pinterest’s ads automation portfolio, including bidding, targeting, creative, and delivery solutions. Manage and develop a team of product marketers, shape positioning and go-to-market plans, influence product roadmaps, coordinate cross-functional launches, and drive advertiser adoption. Use customer insights, market trends, competitive intelligence, and performance data to define strategy and measure success while translating complex advertising concepts into clear narratives for internal and external audiences.

Lead Pinterest’s Fashion advertising sales strategy, grow media investment and revenue, build executive advertiser and agency relationships, and develop a high-performing sales team. Partner cross-functionally with product, engineering, marketing, and sales operations to deliver measurable brand and performance outcomes. Analyze business metrics, forecast revenue, communicate trends to leadership, and shape scalable partnerships with US fashion advertisers.

Leads the Ads Serving Platform engineering team, overseeing hiring, performance, development, and team culture. Defines technical strategy for high-throughput, low-latency ad serving; improves reliability, availability, compliance, cost efficiency, developer productivity, and platform flexibility. Partners across engineering teams, drives modernization, applies AI to engineering workflows, and raises quality through reviews, documentation, operational excellence, and mentoring.