About William
English
Native or bilingual
Spanish
Native or bilingual
German
Basic
Experience
- TogglSenior Product ManagerTECHSeptember 2023 - January 2026 (2 years and 4 months)Cáceres, SpainBuilt Toggl Work from scratch as a new product within the Toggl suite, leading both product strategy and team formation.- Led end-to-end product development for **Time Off, Expenses, Trips, and Benefits**, covering complex policy rules, accruals, approvals, reimbursements, and reporting.- Delivered Time Off Management for a strategic enterprise deal, designed for reuse across multiple Toggl products.- Improved new user activation from 3.5% to 9.1% (+159%)through onboarding redesign, single-user experience, and guided product discovery.- Grew external adoption from<100 to 300+ active users via Track integration, reactivation campaigns, and exposure loops.- Defined monetisation strategy and pricing model in collaboration with Revenue, Sales, and Finance.- Partnered closely with Sales and Business Development to support deals, unblock revenue, and prioritise roadmap trade-offs.- Set up analytics and funnels (PostHog) to guide prioritisation and validate impact.- Recognised internally for reliability, calm execution under pressure, and clear, human communication.
- Cash App (Block)Lead Product ManagerTECHJanuary 2022 - July 2023 (1 year and 6 months)Barcelona, SpainLed core product areas for Verse, a regulated social payments app operating in Spain.•Owned the end-to-end onboarding and KYC/IDV journey, including signup, verification, and compliance flows.•Led social banking features such as money sharing, activity feeds, and event-based payments.•Drove referral and acquisition initiatives supporting user growth.•Managed and mentored Product Managers, improving prioritisation, execution quality, and delivery speed.•Acted as Interim Product Design Lead, coordinating and validating design work across the app.•Strengthened product processes and cross-team collaboration in a fully remote environment.
- Cash App (Block)Senior Product ManagerTECHFebruary 2021 - December 2021 (10 months)Barcelona, SpainFocused on growth, onboarding, and regulated fintech workflows.•Owned core onboarding flows, including KYC/IDV, identity verification, and regulatory requirements.•Delivered improvements to signup, verification, and early user experience to reduce friction.•Collaborated closely with Engineering, Design, Legal, and Compliance teams.•Helped establish product discovery, roadmap planning, and execution practices as the team scaled.
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Education
- BSc + MScUniversidad de Salamanca2013BSc + MSc