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

The Senior UX Designer will create simple, accessible user experiences for Wikimedia’s Reader Growth team. Responsibilities include prototyping, experimentation, user research, design system development, and collaboration with product managers, engineers, researchers, readers, and communities. The role contributes to product strategy and design processes while improving learning and engagement for new and casual Wikipedia readers.

Engage online communities and manage social media conversations for Wikipedia and the Wikimedia Foundation. Write daily social copy, moderate comments, respond to cultural trends, develop community playbooks and brand voice guidelines, surface volunteer stories, track short-form video trends, monitor audience sentiment, and support performance reporting and experimentation. The role requires strong writing, platform fluency, judgment, cultural awareness, and familiarity with social media analytics and listening tools.

Designs and develops accessible, inclusive digital learning experiences for Wikimedia contributors worldwide. Partners with product teams, researchers, communities, and subject matter experts to identify learning needs, prototype solutions, and improve courses, multimedia, AI-enabled support, workshops, and embedded guidance. Uses learning science, user-centered design, analytics, feedback, and experimentation to strengthen participation and evolve the Foundation’s learning strategy.

Four-month, fully remote software engineering internship embedded within Wikimedia Foundation engineering teams. Interns complete a primary project with defined deliverables while learning through mentorship and hands-on work across mobile applications, editing tools, data platforms, release engineering, cloud infrastructure, observability, and contributor connection systems. The program requires 40 hours per week, independent problem-solving, collaborative communication, and foundational programming, database, scripting, and potentially SQL, Linux, networking, operating systems, or distributed-systems knowledge.

Lead financial business partnering for Product and Technology, advising executives on investment tradeoffs, budgets, forecasts, CAPEX, headcount, vendor spend, and technical accounting. The role includes financial modeling, reporting, variance analysis, dashboard development, executive presentations, analyst mentorship, and process improvement across a $100M-plus technology budget.

Implements and manages Wikimedia’s Sub-Saharan Africa grantmaking portfolio, including funding strategy, proposal review, organizational assessments, committee development, partner relationships, grant monitoring, evaluation, and learning. The role facilitates participatory decision-making, supports nonprofit capacity building, represents regional priorities, and collaborates with communities and philanthropic stakeholders. Remote work requires frequent cross-time-zone coordination and may involve 1–3 international trips annually.

Build and improve scalable, accessible Android applications for Wikipedia and Wikimedia users worldwide. Responsibilities include leading technical discovery and system design, implementing Kotlin and Jetpack Compose features, optimizing performance, developing testing and observability practices, managing delivery risks and scope, and collaborating with product, design, analytics, and engineering teams.

Leads external communications for Wikimedia Enterprise, including media relations, thought leadership, speaking opportunities, messaging, launches, stakeholder engagement, vendor management, and rapid-response communications. The role aligns Enterprise growth plans with Foundation communications priorities, develops marketing and press materials, and uses KPIs, customer insights, and coverage data to improve strategy and demonstrate business impact.

Build and improve scalable, accessible iOS experiences for Wikipedia. Lead technical discovery, system design, implementation, testing, observability, prioritization, and delivery of medium-complexity initiatives. Collaborate with product managers, designers, analysts, and engineers while managing scope, risks, tradeoffs, and documentation. The role requires strong Swift, SwiftUI, UIKit, iOS architecture, and performance optimization experience in an autonomous, remote, cross-functional environment.

Lead executive communications for the Wikimedia Foundation CEO, executives, and Board. Develop strategic messaging, speeches, talking points, blogs, social media, internal communications, and thought leadership. Advise senior leaders, manage media and speaking opportunities, prepare executives for crisis communications, build stakeholder engagement strategies, and collaborate across global communications teams. The role is remote-first, aligned primarily with Eastern Time, and requires occasional international travel.