Garba Castik

Built and launched a B2C AI mobile app for iOS and Android from concept to live market, owning end-to-end product delivery and subscription monetisation. Implemented a full stack using FlutterFlow, Supabase, Groq with Llama 3.2 Vision, Apify, and RevenueCat.

Led high-priority transformation workstreams across Retail, Logistics, Warehouse and Sales operations in Nigeria, redesigning repair/after-sales processes to cut customer turnaround times by 30% and improve retention. Orchestrated MNO partnership workstreams delivering ₦900M+ revenue and built KPI dashboards that reduced reporting cycle time by 85%.

Led high-priority transformation workstreams across repair and after-sales operations, reducing customer turnaround times by 30% and improving NPS and retention. Owned MNO partnership workstreams driving ₦900M+ revenue and built a BI function that cut reporting cycle time by 85%.

Designed and executed transformation initiatives to diversify revenue and expand market reach, launching new revenue streams (cash loans and data bundles) that delivered 20%+ incremental revenue growth. Led smartphone rollout across multiple states, built a retention team from zero, and launched refurbished/pre-owned devices reaching 10% of total sales volume in the first cycle.

Scoped and launched new revenue streams (cash loans, data bundles), delivering 20%+ incremental revenue growth through cross-functional alignment across Product, Tech, Finance, and Sales. Led nationwide smartphone rollout and built retention and refurbished-device capabilities that generated 10% of total sales volume in the first cycle.

Established analytics and business intelligence across four African markets, deploying KPI frameworks and dashboards that reduced reporting cycle time from 3 hours to 20 minutes. Improved customer experience processes with a 70% success rate and supported cross-market innovation tools such as global deregistration workflows and stock performance tracking systems.

Established analytics and BI capabilities across four African markets, deploying KPI frameworks and dashboards that reduced reporting cycle time from 3 hours to 20 minutes. Designed customer experience improvement processes with a 70% success rate and managed cross-market innovation tools.

Co-led the launch of a new Telco distribution channel with MTN Nigeria, managing technical integrations and coordinating nationwide sales capability activation. Built demand planning and forecasting systems and improved stock management reporting infrastructure to strengthen retail replenishment and sales performance.

Co-led the launch of a new Telco distribution channel with MTN Nigeria, coordinating technical integrations and nationwide sales capability activation. Built demand planning and forecasting and end-to-end stock management reporting to improve product availability and retail replenishment performance.

Owned the full product lifecycle for the Trocanow App, guiding concept, design, development, and market launch. Managed product roadmap and release planning using sprint reviews and stakeholder governance aligned to business objectives.

Supported Google Flights expansion across EMEA by performing market sizing analysis and creating business cases for strategic investment decisions. Produced executive COVID-19 impact dashboards and used predictive modelling and customer segmentation to optimize product offerings and improve adoption.

Improved product attachment rate by 7% through data analysis and business case development aligned with senior stakeholders. Reduced refund processing time by 38% via automation and defined performance KPIs that improved call connection rates by 10 percentage points, positively impacting NPS.

Grew the active customer base by 30% using targeted retention campaigns and segmented engagement strategies. Increased email open rates from 5% to 27% through data-driven automation and personalization, improving customer lifecycle performance.

Grew active customer base by 30% through targeted retention campaigns and segmented engagement strategies. Improved email open rates from 5% to 27% using data-driven automation and personalization.

Earned a BTech in Information Technology from The Bells University of Technology.

Earned a BTech in Information Technology from The Bells University of Technology.