Ayo A.-Test Manager | E2E & Automation Specialist | QA & Data Testing Consultant
Check rate
Experience
Independent AI Evaluator/Annotation Specialist
Japas Solutions
- Conducting structured evaluation of AI model behaviour using detailed scoring rubrics and annotation workflows.
- Applying QA principles to assess accuracy, relevance, safety and guideline adherence in model outputs.
- Performing data validation, scenario testing and analytical review across multiple task environments.
- Contributing to iterative model improvement through precise feedback and consistent evaluation quality.
UAT Test Manager
Toolstation NL
Warehouse Management System (WMS) Implementation
- Led UAT documentation and defined test coverage for WMS go-live.
- Owned E2E testing end-to-end: planning → execution → sign-off.
- Coordinated multi-department stakeholders and aligned testing with operational readiness.
- Supported business readiness using process mapping and change materials.
- Identified workflow gaps during E2E testing and prevented operational disruption at go-live.
DWH Test Consultant
BNG Bank
Data Insight Platform
- Developed and executed test strategy for an enterprise data platform.
- Designed and implemented a custom DWH automation framework.
- Authored automated test cases and managed defects, reporting and evidence.
- Embedded QA practices into Agile delivery workflows to improve predictability.
QA BI Test Engineer
Mileway
Datawarehouse & Tableau Reporting
- Managed QA across DWH and BI dashboards (functional, regression and UAT).
- Delivered and maintained release testing approach for BI reporting changes.
- Produced a POC for DWH test automation to increase coverage and reduce manual effort.
- Led Agile ceremonies and improved team delivery rhythm through consistent test execution planning.
Test Lead
Medtronic
Click Web App
- Developed a test strategy and an automation approach using Robot Framework.
- Executed functional testing and coordinated defect management.
- Provided release advice and mentored junior testers.
Test Consultant
PGGM
DataHub
- Led acceptance testing and delivered risk-based test plans.
- Reviewed functional acceptance test cases to ensure complete coverage.
- Established a QA structure between offshore and onshore teams for consistent execution and reporting.
BI Test Consultant
FMO Bank
Datawarehouse
- Designed and embedded test strategy and automation framework for the data platform.
- Managed multi-team releases and ensured data governance compliance.
- Led manual and automated testing, UAT and defect management to protect reporting integrity.
Test Manager / QA Lead
ABN AMRO | ING | HSBC | Rabo Bank | Shell | EPO | Accenture UK
- Led E2E, UAT and integration testing across multi-system landscapes.
- Designed test strategies for data, risk and finance platforms.
- Managed defect triage, release cycles and quality gates.
- Coordinated cross-team dependencies across business, IT and vendors.
- Supported migrations, regulatory changes and platform upgrades.
Test Consultant
Shell (SAMCo) | European Patent Office | Accenture UK | Rabo International | Novas Ouvertures Group | MM02 | Sitel Corporation
Roles included Test Manager, Test Consultant, Automation Engineer and Release Manager across domains such as:
- Credit Risk
- Trading Platforms
- Asset Management
- E-commerce
- Telecoms
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Banking and Finance, Retail, Telecommunication, Energy, Government and Administration, and Information Technology.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Quality Assurance, Information Technology, Project Management, and Business Intelligence.
Summary
Ayo is a Test Manager and QA Consultant with more than 20 years of experience delivering E2E, UAT and integration testing across complex multi-system environments in banking, finance, logistics and enterprise data platforms. He combines strong analytical thinking with a calm, structured and people-focused leadership style. Known for bringing clarity to complex programs, aligning stakeholders and establishing predictable test processes that reduce risk and improve delivery outcomes.
He has a proven track record in test governance, data testing, BI validation, test automation, release management and business readiness. Ayo is highly adaptable, able to work across both technical and business domains, and excels in environments where multiple teams, systems and dependencies must be coordinated. He thrives in dynamic, cross-functional environments where structure, collaboration and precision drive delivery success. Clients describe him as reliable, proactive and able to make a measurable impact quickly.
You can contact Ayo for projects, programs and interim/permanent roles focused on:
- Test management & QA leadership
- Data and BI testing
- Test automation and technical QA
Skills
- Robot Framework (Medtronic)
- Sqltest Automation (Bng Bank)
- Dwh Automation Poc (Mileway)
- Selenium
- Uft/Qtp
- Loadrunner
- Soap Ui
- Api Testing
- Xml/Xslt
- Rest
- Mq
- Biztalk
- Sql Scripting For Etl Validation Across Multiple Banks
Testing Tools: Jira, Confluence, Hp Alm, Uft/Qtp, Loadrunner, Selenium, Robot Framework, Sqltest, Testersuite
Cloud: Azure Synapse, Azure Data Factory, Azure Devops
Data & Bi: Sql Server, Oracle, Db2, Qlik, Tableau, Power Bi, Timextender
Automation & Scripting: Python, Java, Vbscript, Sql
Middleware: Mq, Biztalk, Soap/Http, Rest, Xml/Xslt
Version Control: Git, Clearcase, Clearquest
Languages
Education
University of Greenwich
BSc (Hons) Computing & Mathematics · Computing & Mathematics · London, United Kingdom
Certifications & licenses
Statistics
Experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Ayo is based in Rijswijk, Netherlands and can operate in on-site, hybrid, and remote work models.
Ayo speaks the following languages: English (Native), Dutch (Elementary).
Ayo has at least 28 years of experience. During this time, Ayo has worked in at least 8 different roles and for 9 different companies. The average length of individual experience is 3 years and 2 months. Note that Ayo may not have shared all experience and actually has more experience.
Based on recent experience, Ayo would be well-suited for roles such as: Independent AI Evaluator/Annotation Specialist, UAT Test Manager, DWH Test Consultant.
Ayo's most recent position is Independent AI Evaluator/Annotation Specialist at Japas Solutions.
In recent years, Ayo has worked for Japas Solutions, Toolstation NL, BNG Bank, and Mileway.
Ayo is most experienced in industries like Banking and Finance, Retail, and Telecommunication. Ayo also has some experience in Energy, Government and Administration, and Information Technology.
Ayo is most experienced in business areas like Quality Assurance, Information Technology, and Project Management. Ayo also has some experience in Business Intelligence.
Ayo has recently worked in industries like Information Technology, Banking and Finance, and Transportation.
Ayo has recently worked in business areas like Quality Assurance, Information Technology, and Project Management.
Ayo holds a Bachelor in Computing & Mathematics from University of Greenwich.
Ayo has 3 certificates. These include: DAU Data & Analytics Tester, ISEB Software Testing, and PRINCE2 Practitioner.
Ayo is immediately available full-time for suitable projects.
Daily rate distribution
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Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 14 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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