Sherif User
@sherifuser
Fintech tech lead and AI/ML specialist driving secure, data‑driven finance solutions.
What I'm looking for
I am a Fintech Tech Lead and Solutions Architect with over 15 years' experience transforming legacy banking infrastructure into modern, AI-driven financial systems. I combine hands-on engineering in Unix/Linux and Python with leadership credentials (PMP) to deliver reliable, secure fintech services at scale.
As an independent Principal Fintech Engineer & Quantitative Strategist I engineered proprietary ML models that improved automated trade prediction accuracy by 20%, built real-time data pipelines and a risk engine to mitigate drawdown during volatility. At Vodafone I led M-Pesa technical operations, maintained 99.99% availability, handled high-severity RCA and managed security certificate lifecycles across multiple markets.
I bring deep expertise in machine learning, algorithmic trading, cybersecurity, payments integrations (M-Pesa, SWIFT, REST/SOAP APIs) and cloud-native tooling. I am results-oriented, mentor-focused and experienced in vendor and stakeholder management to deliver secure, resilient fintech products.
Experience
Work history, roles, and key accomplishments
Principal Fintech Engineer
Independent Consultant
Aug 2017 - Present (8 years 4 months)
Established a consultancy engineering automated trading systems and proprietary ML financial models that improved trade-prediction accuracy by ~20% and delivered real-time risk exposure calculations to mitigate drawdown.
Led technical operations for Vodafone Money Transfer (M-Pesa), delivering 99.99% service availability across multiple markets through incident RCA, security certificate management, and end-to-end fintech integrations with banking partners.
Led validation and QA of vendor-delivered software, conducting UAT/OAT and enforcing SLAs to ensure production readiness and adherence to Vodafone global quality standards.
Provided L1/L2 Unix/Linux support for consumer mobile applications, maintaining high availability and performing system administration for Live, MMS and related services.
Software Specialist
Commercial International Bank
May 2007 - May 2008 (1 year)
Provided Level 2 support for core banking systems, optimized database and transaction processing performance, and managed Domino mail servers to ensure operational integrity of banking applications.
Education
Degrees, certifications, and relevant coursework
Arab Academy for Science, Technology and Maritime Transport
Bachelor of Information Technology, Information Technology
Completed a Bachelor of Information Technology with coursework focused on IT systems and software relevant to banking and enterprise environments.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
Skills
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