Okinyi Onyuna
Technology Lead - Platform Maintenance, Operations, Support And Reliability
Nairobi
Summary
Results-driven Financial Technology And Banking Professional Specializing In Digital Channels And Payment Platforms. Proven In Optimizing Systems For Efficiency And Reliability, Consistently Meeting Service Targets. Brings Strong Data, Quality, And Business Analysis Skills, Paired With Effective Stakeholder Management And Collaborative Project Delivery.
Overview
16
16
years of professional experience
Work History
Technical Lead, Platform Operations & Reliability
Cashia FinTech (PSP)
04.2025 - Current
- Coordinated with cross-department teams like QA, DevOps, and Support to ensure seamless end-to-end software delivery process.
- Maintained close communication with clients throughout project life cycles for accurate progress reporting and prompt issue resolution.
- Delivered technology solution recommendations aligned with business goals through thorough system requirements analysis.
- Collaborated with stakeholders and project teams for timely execution of technical roadmaps.
- Executed troubleshooting during critical outages, minimizing downtime and reducing business impact.
- Facilitated team meetings to monitor project progress and adapt strategies effectively.
- Analyzed performance data to identify bottlenecks and optimize overall system efficiency.
- Managed systems infrastructures, providing responsive support through active functionality monitoring.
- Resolved service user queries promptly, minimizing operational disruptions.
- Implemented quality assurance protocols, significantly reducing bug and incident rates in software releases.
- Analyzed system requirements and provided expert recommendations for technology solutions, aligning with business goals.
- Optimized system throughput, reducing transaction processing time to under 3 seconds through performance testing, monitoring, and targeted optimizations.
Head, Banking Systems and Digital Channels
HFC Bank
11.2020 - 04.2025
- Coordinated management of digital channels and payment systems to ensure optimal reliability and efficiency.
- Measured and reported solution quality prior to production deployment to minimize risk.
- Identified and proposed system improvements by leveraging emerging technologies.
- Built positive relationships with stakeholders, ensuring timely delivery of improvement initiatives.
- Collaborated with diverse teams to design and implement effective automation solutions.
- Developed financial budgets with staff collaboration to enhance efficiency.
- Managed high-priority technical issues to maintain uninterrupted business operations.
- Conducted regular system audits with IT security team to identify and address vulnerabilities.
- Assisted with day-to-day operations, working efficiently and productively with all team members and 3rd Party partners
Manager, Payment and Enterprise Systems
HFC Bank
09.2019 - 11.2020
- Provided optimized support and maintenance for core banking and payment systems to enhance operational efficiency.
- Collaborated with Business, Operations, and relevant teams to align Core Systems performance with strategic objectives.
- Conducted system optimization through research, analysis, documentation, and implementation of approved solutions.
- Investigated issues affecting organizational operations and service delivery to identify root causes and recommend corrective actions.
- Drove company growth by developing proactive strategies and results-oriented plans for business operations.
- Managed and motivated employees to be productive and engaged in work.
- Accomplished multiple tasks within established timeframes.
Banking Systems Specialist
HFC Bank
10.2017 - 09.2019
- Administered, maintained, and monitored Core Banking System and all assigned applications to ensure optimal efficiency and reliability.
- Executed planning, analysis, design, configuration, and development of Core Banking system upgrades following Change Management policy.
- Analyzed and resolved user issues across the bank within agreed service levels.
- Provided user support through accurate data delivery and training on effective system solutions.
- Designed and developed accurate functionality and reports for banking systems.
- Identified and proposed improvements to system functionality and processes as necessary.
- Coordinated issue resolution between users and service providers to maintain expected service levels.
- Documented operational procedures for banking systems to ensure compliance and accessibility.
Banking Systems Support Analyst
Co-operative Bank (K) Limited
07.2014 - 10.2017
- Enhanced system performance by identifying and resolving complex technical issues.
- Streamlined support processes for increased efficiency and faster resolution times.
- Conducted comprehensive training sessions for end-users, increasing their proficiency in using various systems and applications.
- Developed detailed documentation for support processes, ensuring consistency in issue resolution procedures.
- Executed effective implementation and maintenance of core banking applications at Head Office and branches in Kenya and South Sudan.
- Collaborated with cross-functional teams to align IT solutions with business needs and performance goals.
- Resolved service user requests within target timeframes.
- Participated in developing IT policies to standardise support processes and enhance service delivery.
- Delivered first-line support to users, diagnosing issues and providing solutions promptly.
- Monitored system performance indicators, proactively maintaining optimal functionality.
- Investigated reports of system errors, reproducing problems to trace faults effectively.
- Coordinated with project teams for seamless integration of new systems, minimising user disruption.
- Utilised diagnostic tools to identify root causes of technical issues, expediting resolution.
Technology Lead
Co-operative Bank - South Sudan
02.2013 - 07.2014
- Set up all the relevant ICT infrastructure, systems, and applications for the South Sudan branches and head office departments.
- Effective implementation, support, and maintenance of core banking, and other applications running in the Head Office and the branches.
- Utilised problem-solving skills to swiftly address and resolve operational issues.
- Delivered training to new staff, sharing knowledge and best practices for operational excellence.
- Collaborated with team members to achieve project targets within designated timelines.
- Performed diagnostics and troubleshooting to evaluate systems' performance, and increase reliability.
- Led cross-functional teams to successfully deliver complex technology projects within agreed timeframes and budgets.
- Increased team productivity through effective collaboration, clear communication, and regular progress updates.
Technical Subject Matter Expert - CBS Upgrade
Co-operative Bank (K) Limited
11.2011 - 02.2013
- Performing installation, configuration, management, and maintenance of servers (interface profiles) in Unix, Linux, and Windows operating systems.
- Implementation of the upgrade of the core banking system (BankFusion) and integrated third-party applications.
- Assisted the business in the creation of business requirement documents and product configuration templates for building into the new core banking system.
- Configuration and testing of existing and new product module functionalities.
- Migrating data from the existing legacy system (Bank Master) to the new core-banking system (BankFusion), and running validations on the migrated data to confirm accuracy.
- Facilitating the training of both technical and business users within the branch network on functionalities of the new core banking system, and preparing and executing test scripts for SIT and UAT.
- Participating in disaster recovery and BCP plans of the organization, including developing, maintaining, and monitoring procedures for all server backups and restores (both media and hot-backups/restores).
- Served as a liaison between the organization and external stakeholders to foster collaboration.
- Collaborated with cross-functional teams to integrate subject matter expertise into projects.
- Coordinated cross-functional teams to ensure seamless execution of projects and alignment with objectives.
- Supported varied projects as part of interdisciplinary teamwork with consultants and technical specialists.
Systems Analyst-Banking Systems Support
Co-operative Bank (K) Limited
03.2010 - 11.2011
- Perform implementation and/or upgrade of banking applications within branches and Head Office.
- Participate in the resolution of systems-related problems under guidance.
- Participating in disaster recovery and BCP plans of the organisation, including developing, maintaining, and monitoring procedures for all server backups and restores (both media and hot backups/restores).
- Maintain the systems once installed, and provide guidance to users in line with the business requirements of the organisation.
- Documented system configurations, changes, and enhancements to maintain accurate records for compliance and auditing purposes.
- Monitored system performance metrics, and implemented adjustments to ensure optimal operation.
- Optimized existing systems by conducting thorough reviews and recommending improvements for efficiency.
- Liaised with external vendors to evaluate and procure new system solutions that align with business objectives.
- Prioritized user support requests, resolving technical issues to maintain high levels of system availability and reliability.
- Gathered requirements and performed gap analysis through design workshops with users.
- Provided expert technical support, reducing system downtime and minimizing disruptions to daily operations.
Education
Certificate - Data Science
Strathmore University
Nairobi 04.2001 -
Master of Science - Information Systems Management
KCA University
Nairobi, Kenya 04.2001 -
Bachelor of Science - Computer Science And Technology
Maseno University
Kisumu, Kenya 04.2001 -
Skills
Banking & FinTech Solutions
Enterprise Architecture & Platform Modernization
Data-Driven Product & Platform Development
Technology Leadership & Change Management
Accomplishments
- Cashia PSP Consumer and Merchant Solutions Implementation - Golive - July 2025
- VISA Credit Card Project (HFC Limited) - 2025
- Cash Deposit Machine Project (HFC Limited) - 2025
- Core Banking Systems Upgrade (HFC Limited) - 2025
- Digital Account Opening - Remote Account Opening - Go live Feb 2025
- Mulika Transaction Monitoring tool for NOC (HFC Limited) - Nov 2024
- VISA Card Migration Project – Migrating from MasterCard to VISA Card (HFC) – Go live Dec 2023
- WSO2 ESB Implementation – Internal Development of the Open Source ESB, WSO2 (HFC Limited) – Dec 2022
- Implementation of Zabbix Open Source monitoring tool for Digital Channels, Banking Systems and services and Infrastructure resources - Sept 2023
- Digital account Opening – Internal Development (HFC) – March 2023
- Core Banking System Database Infrastructure Migration from Windows to Linux Environment – HFC (Jan 2020)
- Card (ATM) files exchange encryption between the Switch and the Card Service Provider – HFC (November 2019)
- WhatsApp Banking – Integrating WhatsApp with Mobile Banking – HFC Limited (Sept 2019)
- Enterprise Service Bus Integration with Core Banking System through Service Oriented Architecture (SOA) – IBM ESB – HFC Limited (Mar 2019)
- Mobile Banking Application Sourcing, Implementation and Integration with the Core Banking System – HFC Limited – (Apr. 2018)
- Instant Card Issuing Implementation – Co-operative Bank (k) Limited (2015/2016)
- Branch Transformation Project – Co-operative Bank (k) Limited (2016/2017)
- Core Banking System Upgrade Implementation Project – Upgrading from Bankmaster to BankFusion from Finastra - Co-operative Bank of Kenya ltd (2011/2013)
- Banking Systems, Digital Channels and Infrastructure setup - Co-operative Bank Limited South Sudan – 2013/ 2014
Timeline
Technical Lead, Platform Operations & Reliability
Cashia FinTech (PSP)
04.2025 - Current
Head, Banking Systems and Digital Channels
HFC Bank
11.2020 - 04.2025
Manager, Payment and Enterprise Systems
HFC Bank
09.2019 - 11.2020
Banking Systems Specialist
HFC Bank
10.2017 - 09.2019
Banking Systems Support Analyst
Co-operative Bank (K) Limited
07.2014 - 10.2017
Technology Lead
Co-operative Bank - South Sudan
02.2013 - 07.2014
Technical Subject Matter Expert - CBS Upgrade
Co-operative Bank (K) Limited
11.2011 - 02.2013
Systems Analyst-Banking Systems Support
Co-operative Bank (K) Limited
03.2010 - 11.2011
Certificate - Data Science
Strathmore University
04.2001 -
Master of Science - Information Systems Management
KCA University
04.2001 -
Bachelor of Science - Computer Science And Technology
Maseno University
04.2001 -