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Fredrick Oyewumi

@fredrickoyewumi

Message

I resolve payment, wallet, and transaction issues for digital financial platforms.

Nigeria

Message

At Crowdafrik Nigeria, I support online and retail betting, lottery, and SME products by resolving wallet, payment, account, and transaction issues. I investigate failed deposits, stuck withdrawals, and balance discrepancies using backend dashboards, transaction histories, and provider records.

I use Jira and Tawk.to to track incidents, communicate clearly with users, test fixes, and collaborate with technical teams. My background also includes operations management, data quality checks, Power BI dashboards, Python, and SQL.

Experience

Work history, roles, and key accomplishments

Current

IT Technician

Current

Crowdafrik Nigeria

Dec 2024 - Present (1 year 10 months)

Provide technical support for online and retail sports betting and lottery products, resolving issues with wallets, payments, accounts, and transactions. Investigate failed deposits, stuck withdrawals, and balance discrepancies using backend dashboards and transaction records.

Technical Troubleshooting Incident Management Issue escalation Technical Support Platform Monitoring Technical Documentation Financial Transactions Wallet Systems Payment Integration Transaction Investigation Jira Tawk.Io Paystack GlobalPay IT Infrastructure Management

Transit Operations Manager

E-Transit Africa / CoRyde

Jan 2023 - Dec 2024 (1 year 11 months)

Engaged with customers to resolve service issues and improve satisfaction. Diagnosed operational problems, developed strategic plans, and coordinated daily activities to maintain effective service delivery.

Customer Service Problem Solving Operations Management Resource Management Strategic Planning Prioritization

Power BI Job Simulation

PwC Switzerland

Sep 2023 - Sep 2023 (0 months)

Created Power BI dashboards to visualize key performance indicators and applied data visualization techniques to communicate insights. Communicated analytical findings and recommendations through professional correspondence.

Power BI Data Visualization Data Analysis Communication Skills

Operations Intern

Asset & Resource Management Holding Company (ARM)

Sep 2022 - Dec 2022 (3 months)

Performed quality assurance checks on imported data and collaborated with analysts to address data-quality issues. Supported data integrity initiatives and managed master data records.

Data Quality Assurance Data Integrity Data Cleaning Master Data Management Confidentiality

Exploration Department Intern

National Petroleum Investment Management Services (NAPIMS)

Jul 2019 - Sep 2019 (2 months)

Conducted research to support departmental activities and collected, entered, and analyzed geophysical material data. Participated in training activities to develop industry knowledge.

Research Data Entry Data Analysis Geophysical Data