Chino Chilaka – Growth Data Analyst | Public Profile on Dr.Job

About Me

Growth Data Analyst with 3+ years of experience driving revenue across high-volume B2C e-commerce platforms and digital pharmacy ecosystems, managing transactional datasets up to 5 million rows. Expert in writing advance…

Experience

Growth Data Analyst

Sentience · London , England , United Kingdom (UK)

Jun 2025 - Present · 1 year 1 month

Engineered robust ETL pipelines using SQL and Python to clean, deduplicate, and unify messy multi-channel marketing data, cutting reporting discrepancies by 35%. Designed and executed 40+ A/B tests across the user acquisition funnel, driving a 22% increase in activation rate and optimizing ad spend efficiency. Built automated Looker dashboards that tracked real-time retention and cohort behavior, eliminating manual data pulling for the product team. Modeled multi-touch attribution to isolate underperforming ad campaigns, allowing the growth team to reallocate $150K in monthly budget toward high-LTV channels. Audited and restructured tracking infrastructure in Amplitude and GA4, fixing critical event-logging broken pipelines and restoring data integrity.

Growth Data Analyst (Contract)

Dcorflint Pharmacy, Nigeria · Abuja , FCT , Nigeria

Oct 2024 - Apr 2025 · 6 months

Designed and delivered Power BI dashboards to monitor sales performance, inventory levels, and supply chain operations across multiple pharmacy locations. Scrubbed and unified daily, weekly, and monthly retail POS and treatment logs, eliminating data duplication and fixing a 14% revenue leakage gap. Segmented customer purchasing behavior and prescription cycles, driving targeted re-engagement campaigns that boosted recurring revenue by 18%. Analyzed drug and product sales velocity, isolating low-margin inventory bottlenecks to increase product turnover rates by 15%. Cross-analyzed sickness patterns against treatment types, providing data that optimized clinic staffing and increased treatment bookings by 22%. Automated periodic revenue and product performance dashboards in Power BI, killing manual spreadsheet tracking and saving management 8 hours weekly.

Growth Data Analyst (Contract)

codeBug AI, India · Badarganj , Rangpur District , Bangladesh

Jul 2024 - Oct 2024 · 3 months

Cleaned and consolidated chaotic sales, customer, and marketing data using Python, eliminating tracking errors and resolving a 25% revenue data discrepancy. Analyzed revenue trends and customer lifetime value (LTV) to isolate high-churn segments, fueling targeted campaigns that boosted customer retention by 16%. Built SQL attribution models tracking marketing spend against sales revenue, cutting underperforming channels to reduce Customer Acquisition Cost (CAC) by 18%. Diagnosed sales funnel drop-offs and purchase velocity bottlenecks, delivering actionable pipeline insights that increased lead-to-revenue conversion by 14%. Shipped automated Power BI revenue dashboards for executives, killing manual cross-department reporting and saving the sales team 10 hours weekly.

Certifications

Graduate Certificate in Biotechnology

Federal University of Technology, Owerri, Nigeria · Owerri , Imo , Nigeria · 2025

Data Analysis Professional Certification

Google · Parkway , California , United States of America (USA) · 2024

Skills

Data cleaning ETL pipelines Data quality auditing SQL Python Predictive analytics A/B testing Hypothesis design Statistical significance Cohort analysis User segmentation Funnel optimization Retention tracking Tableau Looker Power BI PowerPoint Dashboard automation Attribution modeling CAC/LTV calculation ROI optimization Snowflake BigQuery dbt Amplitude Mixpanel Google Analytics 4