Seven companies, thirteen projects

Liverpool · Retail

Design and implementation of an end-to-end testing architecture with automation frameworks built from scratch (Selenium, Cypress, Robot Framework) embedded into CI/CD pipelines. Performance testing architecture with JMeter, Locust and K6 to surface critical bottlenecks. Testing infrastructure as code with Terraform and Ansible for reproducible AWS environments. Quality monitoring ecosystems with metric dashboards and alerting. Leadership of QA transformation with Python and Bash tooling. End-to-end testing with Apache JMeter and IBM Rational Performance Tester. Source control with Git under agile methodologies and Continuous Testing.

ACHIEVEMENTS

• ·45 % reduction in test execution time with 85 % automated coverage.
• ·60 % improvement in application performance through a performance testing architecture.
• ·70 % reduction in environment setup time with Testing as Code on AWS.
• ·40 % reduction in defect detection time with Prometheus, Grafana and ELK monitoring.
• ·50 % improvement in execution efficiency through QA transformation and automation.
• ·30 % improvement in application SLAs with end-to-end performance testing.

• Testing architecture design
• Testing as Code (TaaC)
• Continuous Testing
• Automation framework design
• Performance testing strategy design
• Quality monitoring ecosystem design
• Quality metrics and KPIs
• Quality process transformation
• Multi-platform test architecture
• Selenium WebDriver
• Cypress
• Robot Framework
• Apache JMeter
• Locust
• K6
• IBM Rational Performance Tester
• Terraform
• Ansible
• AWS (EC2, Device Farm)
• Prometheus
• Grafana
• ELK Stack
• Kibana
• Python
• Bash
• Git

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Liverpool · Retail

Implementation of CI/CD pipelines automating integration, testing and deployment, cutting production errors. Container orchestration with Docker and Kubernetes for highly available, scalable environments. Infrastructure as code with Terraform and Ansible for reproducible, auditable AWS provisioning. Proactive monitoring with Prometheus and Grafana dashboards and critical alerting. Linux system administration with Bash automation. Source control with Git and agile methodologies for continuous delivery.

ACHIEVEMENTS

• ·45 % reduction in delivery time through CI/CD pipelines with Jenkins and Git.
• ·60 % improvement in operational efficiency with Docker and Kubernetes orchestration.
• ·70 % reduction in provisioning time with infrastructure as code (Terraform, Ansible) on AWS.
• ·40 % reduction in incident response time with Prometheus and Grafana monitoring.
• ·50 % improvement in deployment efficiency through Bash automation.
• ·30 % improvement in application performance with load testing on Apache JMeter and IBM Rational Performance Tester.

• Quality integration into CI/CD
• Testing pipeline design
• Jenkins
• Git
• Docker
• Kubernetes
• Terraform
• Ansible
• AWS (EC2, Device Farm)
• Prometheus
• Grafana
• Linux (Ubuntu, CentOS)
• Bash
• Dockerfile
• Docker Compose
• Jenkinsfile
• YAML

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Spin by OXXO · Fintech

Maintenance and evolution of the mobile automation framework for Spin by OXXO, keeping scripts sound against continuous business rule changes. Automated regression runs in QA with Jenkins and continuous monitoring for early error detection. Development of new automated test cases for high-churn features. Collaboration with functional QA to ensure acceptance criteria were met. Coordination with development to keep automated test pipelines running without interruption.

ACHIEVEMENTS

• ·Above 95 % stability in automated runs of the mobile automation framework.
• ·40 % reduction in the regression validation cycle through automated regressions on Jenkins.
• ·35 % increase in test coverage across sensitive areas and critical features.
• ·Active support to functional QA on manual regression testing ahead of staging releases.
• ·POD-based coordination keeping the CI/CD flow stable during simultaneous deployments.

• Java
• Appium
• Serenity
• Cucumber
• Cucumber Reports
• Jenkins
• MongoDB
• Regression
• Retest
• Smoke Testing
• Continuous Testing

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Cloud Identity · Digital identity

Technical leadership of the Automated Testing Office, delivering dependable solutions for enterprise clients in agile environments with CI/CD integration.

ACHIEVEMENTS

• ·40 % improvement in validation efficiency through strategic automation approaches for web and mobile solutions.
• ·30 % reduction in production defects through per-sprint test planning under Scrum and Kanban.
• ·Up to 50 % reduction in automated suite execution time with modular, maintainable frameworks.
• ·Scalable automation architectures with coding standards and reusable tests aligned to CI/CD.
• ·Linux servers configured for autonomous automated test execution via Jenkins and Docker.
• ·Cross-team coordination with development, DevOps and project management for continuous, traceable delivery.

• QA technical leadership
• Automation framework design
• Page Object Model (POM)
• Scalable, maintainable architectures
• Quality engineering strategy
• Testing standards and best practice
• Java
• TestNG
• Cucumber
• Docker
• Jenkins
• Allure Reports
• Selenium WebDriver
• Maven

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Parrot Connect · omnichannel POS · Point of sale

End-to-end validation of POS solutions and administrative platforms for the restaurant industry, focused on omnichannel integration and operational experience.

ACHIEVEMENTS

• ·Above 90 % coverage of acceptance criteria with functional and regression matrices in Jira and Zephyr.
• ·35 % reduction in production failure risk through early detection across high-impact POS and mobile flows.
• ·40 % increase in automated coverage by reaching features that had never been automated.
• ·More than 30 % reduction in suite execution times with EC2 instances configured with Docker and Jenkins.
• ·Maintenance and evolution of the POS automation framework against structural changes to the system.
• ·CI/CD pipeline verification on Bitrise so the APK builds and runs without integration errors.

• Python
• Java
• Selenium WebDriver
• Appium
• AWS (EC2, Device Farm)
• Bitrise
• Jenkins
• Test matrices
• Integration testing
• Regression
• Multi-platform test architecture

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Banco Santander · rewards platform · Banking

Development of automation frameworks (80 % of the role) for the Banco Santander banking rewards platform. Led automation strategy planning and the design of modular and regression scripts with Selenium WebDriver, Appium, TestNG and JUnit. Active participation in UAT, defect documentation in Jira and cross-platform validation that secured the operational stability of the points redemption system.

ACHIEVEMENTS

• ·95 % coverage of critical flows in the Santander rewards platform for web and mobile.
• ·Defect resolution rate above 90 % through continuous validation.
• ·100 % sign-off obtained on test closure reports from the quality area.
• ·Robust automation frameworks with Python, Java, Selenium and Appium.
• ·Validation across multiple environments: development, pre-production and production.
• ·Integration with Perfecto Mobile for testing on real devices.

• Automation framework design
• Multi-platform test architecture
• Python
• Java
• Selenium WebDriver
• Appium
• TestNG
• JUnit
• Perfecto Mobile
• Jira
• UAT
• Regression
• Test closure reports

Fundación Carlos Slim · Health and social sector

Functional and non-functional validation of the Electronic Vaccination Record for Fundación Carlos Slim, ensuring precise correspondence between the national schedule and the age of the child. Automation built with Python, Java, Selenium WebDriver and Appium. Service-level security testing, validation on real devices with Perfecto Mobile and NFC synchronisation. Defect management and version control with GitHub.

ACHIEVEMENTS

• ·70 % reduction in incorrect vaccination record errors.
• ·50 % improvement in the efficiency of pre-deployment validation.
• ·Above 90 % coverage in functional testing of web and mobile platforms.
• ·60 % reduction in manual validation time through automation.
• ·100 % first-pass approval of UAT deliverables.
• ·Test matrices aligned 100 % with the national vaccination schedule.

• Python
• Java
• Selenium WebDriver
• Appium
• Perfecto Mobile
• GitHub
• Test matrices
• UAT
• Integration testing

E-Global · Banking

Elicitation of functional and technical requirements for E-Global, producing formal documentation (SRS, use cases, workflow, business rules, technical glossary) used by the development and QA teams. Main project: CBK Information Transfer, phase 0, an automated control system for managing card chargebacks, with direct integration to Mastercard and Visa and daily execution for banking institutions.

ACHIEVEMENTS

• ·100 % alignment between technical deliverables and business expectations.
• ·40 % reduction in rework caused by ambiguous requirements.
• ·100 % coverage of critical system aspects: security, performance and availability.
• ·100 % traceability in the chargeback process with Mastercard and Visa.
• ·Complete documentation of SRS, process maps, flow diagrams and use cases.
• ·Full compliance with international reconciliation guidelines.

• Requirements traceability matrix
• Architecture technical documentation
• Test plans

Bolsa de Valores de Colombia · Capital markets

Remote development of an interactive functional demo for the Colombian Stock Exchange, simulating the purchase and sale of financial instruments, both scheduled and at market price. Business logic implemented in Python, flow automation with Selenium WebDriver and version control with GitHub. A presentation tool for business areas and technical teams that made trading operations visible in a controlled environment.

ACHIEVEMENTS

• ·80 % reduction in the need for verbal technical explanation during presentations.
• ·Understanding of trading operations improved by more than 60 %.
• ·100 % fidelity in the simulation of trading operation scenarios.
• ·Interactive functional demo for scheduled and market-price buying and selling.
• ·Full automation of key flows with Selenium WebDriver and Python.

• Python
• Selenium WebDriver
• GitHub

CNSF · Insurance

Quality assurance training (ISTQB) and testing strategy design for the CNSF. Requirements analysis, use case development and test matrices. Execution of integration, regression, security and API testing with Postman. Main project: an institutional news portal with a machine learning API for sentiment analysis, validating intelligent classification of corporate content.

ACHIEVEMENTS

• ·80 % stronger adoption of good practice across the testing lifecycle.
• ·95 % coverage of critical functional and non-functional scenarios.
• ·60 % reduction in defects detected at late stages.
• ·Above 90 % accuracy validating machine learning sentiment analysis.
• ·Client training on ISTQB Foundation Level for quality assurance.
• ·Closure reports and user manuals effectively adopted by functional teams.

• Python
• Selenium WebDriver
• Postman
• Jira
• Test plans
• Test matrices
• Integration testing
• Regression
• Black, white and grey box testing
• Test closure reports
• Testing standards and best practice

BNP Paribas Cardif · Insurance

On-site work at BNP Paribas Cardif under an agile approach, with close requirement tracking and test artefact design. Automation of critical flows with Python robots: claims, from declaration to payment; stress and concurrency testing on ESB services; report upload and download; and ETL distribution validation. Integration, regression, stress and volume testing with functional and non-functional coverage.

ACHIEVEMENTS

• ·100 % compliance with deadlines set under agile methodology.
• ·70 % reduction in critical defects detected in production environments.
• ·95 % coverage of key flows through complete test matrices.
• ·Stress testing with Apache JMeter simulating up to 150 % of estimated real load.
• ·60 % reduction in validation times through Python automation.
• ·98 % accuracy validating data insertion into ESB services.
• ·75 % improvement in report validation times.

• Python
• Selenium WebDriver
• Apache JMeter
• SoapUI
• Jira
• Bitbucket
• GitHub
• Test matrices
• Integration testing
• Regression
• Execution reports

Banco Actinver · Banking

On-site work at Banco Actinver under a software factory model, tracking multiple projects. Requirements analysis, traceability matrix design and execution of functional, integration, service (API), load and UAT testing. Notable projects: a payments hub validating banking interoperability; a contract replication and query application via orchestrators; and the SAP integration securing client-contract data persistence.

ACHIEVEMENTS

• ·65 % reduction in errors detected in production.
• ·30 % improvement in project delivery times.
• ·Above 90 % coverage of critical modules through manual and automated test cases.
• ·Above 95 % resolution rate in incident management.
• ·98 % accuracy in data synchronisation for the SAP integration.
• ·Coordination of UAT and releases in line with quality protocols.

• SoapUI
• Requirements traceability matrix
• Integration testing
• UAT
• Test matrices
• Oracle Database
• SQL Server

BBVA Bancomer · Banking

On-site work at BBVA Bancomer under a software factory model, focused on early defect detection through manual functional testing. Design and maintenance of test case matrices, execution across mobile and web platforms with close incident tracking. Notable projects: policies, with usability and spelling and grammar quality testing; real estate, with multi-channel compatibility validation across mobile devices and browsers; and the brand refresh, with end-to-end functional testing across digital banking modules.

ACHIEVEMENTS

• ·60 % reduction in incidents detected in production.
• ·Test case matrices aligned 100 % with functional and non-functional requirements.
• ·Above 90 % coverage of critical flows on mobile and web platforms.
• ·More than 95 % of incidents resolved before the move to production.
• ·100 % of key features covered in the brand refresh project.
• ·Multi-channel validation guaranteeing a consistent experience across browsers and devices.

• Test matrices
• Test plans
• Integration testing
• Retest
• Smoke Testing
• Execution reports