About Collin
- Churn and retention modelling (cohort analysis, identifying drop-off patterns)
- Payment and subscription data reconciliation (Stripe, across CRM and product data)
- KPI dashboard design and reporting for commercial and ops teams
- Funnel and behavioral analytics (event-level data)
- Process and workflow audits with quantified improvement recommendations
English
Native or bilingual
French
Basic
Spanish
Basic
Experience
- Bonsai (acquired by Zoom)Data & Operations AnalystJune 2025 - December 2025 (6 months)Paris, France• Analyzed churn using SQL, Excel, and Mixpanel to model payment data and user behavior, identifying a critical friction point, projecting a 26% payment conversion increase.• Identified and reconciled a 30% discrepancy between Stripe and Mixpanel reporting metrics, establishing a single source of truth for Product and Operations team decision-making.• Reduced data processing time 35% with advanced Excel formulas (VLOOKUP, XLOOKUP, INDEX MATCH, nested formulas) to consolidate multi-source client data efficiently and accurately.• Rebuilt the VIP client onboarding pipeline, cutting processing time from 21 days to 7 (66%) through automation and process redesign.• Built and designed multiple BI dashboards for Operations, Finance, Product, Marketing & Ad-hoc asks.
- Convergence U.S.Business AnalystJune 2024 - December 2024 (6 months)• Modelled profitability scenarios in Excel to validate assumptions and create a unified forecast from multiple stakeholders.• Analyzed customer data to improve revenue segmentation.• Designed ML sales optimization engine using SQL and Python.• Developed GTM strategies for impact-driven revenue-share programs designed to support veterans.
- TBS Barcelona Finance AssociationFounder & Co-PresidentJanuary 2024 - January 2025 (1 year)• Enhanced overall class exam performance by 29% for 100+ students by organized special lectures, upskilling workshops, networking sessions, and publishing weekly newsletters.
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Education
- TBS Education2025
- Exchange ProgramHong Kong Polytechnic University2024Exchange Program