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

Design, deploy, and maintain end-to-end ML-driven risk solutions at scale to detect and prevent fraud, abuse, and credit risk. Lead technical decisions, build ML tooling and processes, apply state-of-the-art models and third-party data, investigate emerging risk patterns, and collaborate with platform and cross-functional teams to ensure reliable real-time model operation.

Lead and scale North American SMB sales across BDR, Inbound, and Outbound motions. Build playbooks, processes, and tooling to drive pipeline, forecasting rigor, merchant conversion, and revenue. Hire, coach, and develop managers and reps, partner cross-functionally (Product, Marketing, Finance, Risk, Legal), represent the business to merchants, and deliver merchant feedback internally. Drive OKRs, revenue targets, and a high-performance culture while iterating based on data and business needs.

Lead North American Mid-Market Sales to drive revenue for Cash App and Afterpay. Manage and coach a team of account executives, negotiate complex commercial deals, build cross-functional partnerships, shape go-to-market and portfolio strategy, represent the business to merchants, and advocate merchant feedback internally. Own revenue outcomes, team development, and scalable sales processes.

Lead design, implementation, and operational management of enterprise security controls: investigate malware and threats, expand SIEM detections, deploy DLP, secure SaaS and endpoints, harden configurations, run forensics and incident response, automate detections and reporting, and mentor junior engineers while participating in on-call rotations.

Manage the full enterprise sales cycle for retail accounts, from prospecting to close. Build C-suite relationships, pursue net-new and expansion opportunities, use consultative/value-based selling, collaborate with internal teams, leverage CRM tools for forecasting, and educate clients on industry trends. Travel as needed to support enterprise engagements.

Lead industry-specific marketing for Media, Entertainment, Gaming & Sports: develop strategy, create content and campaigns, align with sales and customer success, train teams, gather market feedback, and drive platform adoption and thought leadership.

Lead and grow a hands-on engineering team building Hex's AI context platform. Drive technical strategy, review designs, contribute code, manage and hire engineers, set technical standards, and improve systems for AI agent behavior, context quality, and human-in-the-loop learning on a data-intensive SaaS product.

Own lifecycle marketing from first touch through onboarding and early treatment. Design and execute multi-channel email, SMS, push, and in-app campaigns; build segmented automated workflows and behavioral triggers; run A/B and multivariate tests; analyze funnel and cohort data; partner with Analytics, Design, and Product; and manage lifecycle platforms to increase signups and reduce drop-off.

Lead Mochi's programmatic B2C growth by planning, executing, optimizing, and reporting multi-channel digital ad campaigns (CTV, OLV, DOOH, Linear TV and digital). Collaborate with design and analytics on creative, attribution, and testing to meet conversion and customer acquisition cost targets while iterating rapidly in a startup environment.

Lead the visual direction and identity of Mochi Health across packaging, advertising, and product touchpoints. Define brand strategy and systems, translate strategy into cohesive visual guidelines and assets, and partner with marketing, product, and leadership to ensure consistent, high‑craft brand execution.

Partner with the CEO Office and senior leaders to define and drive high-priority strategic and operational initiatives globally. Lead cross-functional projects across product, engineering, finance, legal, and regional teams—covering market entry, regulatory and banking infrastructure, commercial acceleration, M&A, organisational design, and AI-enabled transformation—ensuring problems move from idea to measurable outcome in a fast-paced, ambiguous environment.

Lead vision, strategy, and roadmap for on-prem AI inference platform. Drive product lifecycle, vendor strategy, hardware investment ROI, stakeholder alignment, and platform adoption across lines of business to scale enterprise AI infrastructure.

Field-driven Territory Account Executive responsible for full-cycle sales: 80% in-market activity with 50-60 weekly visits, self-sourced pipeline, demos, closing deals across Square products, building partnerships and vertical expertise, tracking activity in Salesforce, and consistently exceeding quota.

Lead underwriting for complex construction-focused inland marine accounts (builders risk, installation, contractors' equipment, project cargo). Evaluate exposures, structure coverage and pricing, manage broker/client relationships, monitor portfolio performance and accumulation, collaborate cross-functionally, drive underwriting improvements, and mentor underwriters to grow profitable business.

Lead end-to-end revenue accounting under ASC 606, including contract review, revenue recognition, monthly close, reconciliations, order-to-cash process design, controls, audit support, and team mentoring. Partner cross-functionally to scale systems, automate workflows, and ensure accurate, timely revenue reporting across domestic and international contracts.

Design and implement AI systems and scalable machine learning models, perform data wrangling and software engineering to deploy AI solutions, interpret data for client recommendations, collaborate across teams, uphold technical standards, and build client relationships while navigating complex, ambiguous problems.