Experience

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  Tigo rwanda

  Nov 2017 - Jun 2018

  Revenue assurance and fraud analyst

  - Conducted comprehensive audits and investigations, identifying and mitigating revenue leakage through effective cross-functional collaboration.- Established critical controls for new and existing product launches, minimizing revenue risks and ensuring tariff accuracy.- Led interconnect revenue reconciliations and dispute resolutions, enhancing partner relationships and revenue accuracy.- Provided strategic leadership to the RA team, contributing to the overall efficiency and effectiveness of revenue assurance processes. Show less

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  Airtel rwanda

  Jun 2018 - May 2020

  Revenue assurance and fraud management analyst

  - Engineered and supervised the implementation of comprehensive internal controls, dramatically curtailing fraud losses and financial exposures, while concurrently maximizing revenue and collection processes.- Conducted advanced computer forensics investigations to unearth and mitigate fraudulent activities, significantly enhancing the security of information systems.- Formulated and enforced progressive fraud monitoring policies, leading to a substantial uplift in the detection and prevention of fraud, thereby protecting organizational assets.- Managed database and critical system migrations with meticulous oversight, guaranteeing data integrity and adherence to compliance standards throughout the transition phases.- Spearheaded the development and execution of commission and incentive calculation models, optimizing sales force motivation and aligning with corporate revenue objectives.- Led the full lifecycle management of new product validations, from initial concept through to post-launch assessment, ensuring products met market demands and operational viability before and after go-live. Show less

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  Tech mahindra

  May 2020 - Aug 2021

  Sr. mtn rwanda bi analyst

  - Spearheaded ETL processes utilizing Oracle Data Integrator to significantly enhance data integration and reporting capabilities, driving improvements in decision-making across MTN Rwanda and Congo.- Developed and fine-tuned reports and dashboards within the OBIEE suite, delivering actionable insights from a variety of data sources and fostering a data-driven culture.- Executed sophisticated ETL scripts and optimized SQL/PL SQL procedures, achieving streamlined data transformations and efficient load times, thus ensuring high performance and reliability of data operations.- Ensured high standards of data quality and system performance through rigorous validations and tuning, contributing to the overall reliability and efficiency of BI systems.- Played a critical role in the successful execution of SIT, UAT, and final cutover phases, ensuring seamless system transitions and maintaining integrity throughout the deployment process.- Successfully co-managed the BI activities with just one colleague, delivering 24/7 operational support and system monitoring under challenging circumstances. Our efforts were crucial in maintaining uninterrupted access to business intelligence and analytics, showcasing our ability to efficiently handle extensive ETL and BI processes with a lean team.- Pioneered the adoption of advanced analytics and BI solutions, leveraging OBIEE to craft strategic reports and dashboards, enhancing the organization's analytical capabilities and data management practices. Show less

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  Ligadata

  Jan 2021 - now

  Sr. big data operation engineer

  - Oversaw the operational excellence of real-time big data analytics, significantly enhancing data processing, integrity, and availability for business-critical decision-making across MTN Rwanda , Ghana, Uganda, Eswatini and Cameroon- Engineered and deployed a comprehensive monitoring framework that improved system reliability and reduced downtime by efficiently identifying and addressing error trends and server issues.- Led a dynamic team in the agile resolution of escalated operational challenges, streamlining ticketing procedures and enhancing server and alert monitoring protocols to ensure high service delivery standards.- Drove the delivery of daily to monthly data analytics products, achieving outstanding levels of client satisfaction through meticulous data quality and accuracy verifications.- Fostered a culture of continuous improvement and knowledge sharing, mentoring junior engineers and enhancing collaborative ties with the engineering team to facilitate seamless operational support and effective stakeholder communication. and many more Show less