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JOSEPH FAYESEJF
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JOSEPH FAYESE

@josephfayese

Data analytics leader and Senior Manager building end-to-end analytics roadmaps across fintech and telecom.

Nigeria
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What I'm looking for

I’m looking to lead end-to-end analytics and BI roadmaps, build self-serve executive data products, and mentor high-performing teams—bringing technical depth in pipelines and predictive modelling while driving adoption across C-suite stakeholders.

I’m a data analytics leader with 10+ years building and directing analytics functions across fintech, telecom, and consumer insights. I’ve led data teams at MTN Nigeria and Multichoice Nigeria, and today I operate as the sole data leader across two fintech business units at MainHedge, owning the full analytics roadmap end to end.

I build practical data products that drive decisions: I developed a Power BI and HTML dashboard suite with 129+ DAX measures for executive reporting, standardized metric definitions and data governance, and drove adoption by embedding dashboards into weekly decision routines. I’ve trained 200+ analysts, mentored an 8-person team, and created internal training programs that measurably improved data-driven decisions and operational efficiency. From revenue assurance to forecasting, I architect and operate ClickHouse and PostgreSQL pipelines through Apache Airflow, and deliver models like XGBoost revenue forecasting (92% accuracy) and churn models.

Experience

Work history, roles, and key accomplishments

MI
Current

Head of Data & BI

MainHedge Inc.

Jan 2023 - Present (3 years 5 months)

Owned end-to-end data product roadmap across MainHedge’s Bitnob and Brails units, delivering a single source of truth for TPV and revenue and a self-serve intelligence platform for product and operations teams. Built a revenue assurance reconciliation framework identifying ~0.8 BTC unhedged exposure, delivered XGBoost forecasting with 92% accuracy, and improved retention (10% lift) while reducing user drop-off by 30%.

IN

Independent Data Consultant

Independent

Feb 2021 - Nov 2022 (1 year 9 months)

Supported concurrent analytics and data delivery across Bitnob, Health Tracka, and Docktor's Konnect, including forecasting work that contributed to a $2.5M funding round. Built an OCR pipeline to standardize multi-source patient lab results and performed revenue assurance/bottleneck analysis across billing and collections workflows.

IC

Independent Data Consultant

Independent Data Consultant

Feb 2021 - Nov 2022 (1 year 9 months)

Provided concurrent analytics and revenue forecasting support for Bitnob and contributed insights supporting a $2.5M funding round. Delivered data engineering and revenue assurance work across Health Tracka (OCR data pipeline) and Docktor's Konnect (billing/collections workflow analysis and operational loophole identification).

DA

Senior Analytics Facilitator

Datamine Analytics

Jan 2018 - Apr 2021 (3 years 3 months)

Designed and delivered analytics training to 200+ participants, and trained an 8-person data team at Access Bank over 3 months on applied machine learning. Initiated an in-house training program at Bitnob that increased data-driven decision-making by 50%.

MN

Research BI & Analytics

Multichoice Nigeria

Jun 2016 - Nov 2017 (1 year 5 months)

Performed cost-benefit analysis to guide product strategy, increasing revenue by 15% and cutting customer acquisition cost by 20%. Built churn prediction models (logistic regression and decision trees) to reduce churn by 5% and lift retention by 10%, and created a sales reporting portal that reduced manual effort by 45% and improved sales productivity by 25%.

Education

Degrees, certifications, and relevant coursework

Obafemi Awolowo University logoOU

Obafemi Awolowo University

Bachelor of Science, Chemical Engineering

Earned a B.Sc. in Chemical Engineering from Obafemi Awolowo University.

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