Leandro Ucuamba

Software Engineer in Test (SDET)

My activities:

▪️Sole Software Engineer in Test (SDET) owning the end-to-end quality strategy for Digital Banking channels (Android, iOS, Web) across multi-platform systems.
▪️Defined and executed structured testing strategies (manual & automation), improving release reliability across mobile and web platforms.
▪️Architected and led the implementation of a scalable test automation framework adopted across the team.
▪️Led QA within the Digital Channels team for the KWiK instant payment rollout, ensuring end-to-end transaction flows through close collaboration with API Integration and Core Banking teams in a regulated environment.
▪️Applied Shift-Left and risk-based testing practices, reducing production defects and increasing release confidence.
▪️Acted as quality gatekeeper for releases, ensuring test coverage, regression stability, and production readiness.
▪️Collaborated with cross-functional teams (Platforms, CORE Banking, Integration, Production Assurance) to ensure system interoperability and resilience.
▪️Promoted QA best practices, driving automation adoption, structured test planning, and continuous improvement.
▪️Provided technical leadership on automation architecture, test design, and multi-platform validation.


Languages ​​and Tools: Java | TypeScript | Python | PyTest | Playwright | Appium | WebDriverIO | XCUITest | UIAutomator | Postman | Insomnia | SQL | DBeaver | JMeter | K6 | SoapUI | Gateway | T24 CORE Banking | ALM Octane | Git | BitBucket | Windows | MacOS | Android Studio | Xcode | Shell Scripts | Jenkins | Docker.
Work administration: Jira | Agile Methodologies | BDD | Scrum | Kanban | Teams | Confluence | English.

QA Automation Engineer

My activities:

▪️ Designed and automated scalable test scripts for web and API applications, reducing manual regression effort by over 60% and accelerating release cycles.
▪️ Led the end-to-end migration from Katalon/Selenium (Java) to Playwright (TypeScript), reducing test execution time by 50% and enabling faster, more reliable deployments.
▪️ Architected a POM-based automation framework, improving test stability by 80%, increasing code reuse by 70% and lowering maintenance costs.
▪️ Reviewed merge requests and enforced automation standards, reducing flaky tests, rework in CI, and pipeline failures.
▪️ Integrated automated tests into the CI/CD pipeline, enabling early defect detection and preventing critical issues from reaching production.
▪️ Collaborated closely with development, QA and product teams, ensuring predictable deliveries and higher confidence in releases.
▪️ Applied Shift-Left testing strategies, detecting defects earlier in the lifecycle and significantly reducing production bugs.
▪️ Defined and drove adoption of automation best practices and coding standards, improving team productivity and long-term maintainability.
▪️ Improved code quality by resolving SonarQube findings, ensuring compliance with quality gates and reducing technical debt.
▪️ Developed and maintained automated tests for new and existing products, safeguarding critical business flows and customer experience.


Languages ​​and Tools: Java | Javascript | Typescript | SQL | Playwright | Git | GitLab | GitLab CI/CD | Postman | Rest Assured | SoapUI | Docker | Jenkins | BDD.
Work administration: Jira | Agile Methodologies | BDD | Scrum | Kanban | Teams | Confluence | English.

QA Automation Engineer

My activities:

▪️ Developed and executed automated test suites to ensure software quality, reducing manual testing effort and increasing release confidence.
▪️ Implemented and maintained automation scripts using Katalon, Selenium, Java, Groovy and Cucumber, improving test coverage and execution reliability.
▪️ Actively participated in team ceremonies and technical discussions, contributing with feedback that improved processes and test efficiency.
▪️ Analyzed requirements and specifications to design effective test scenarios using BDD (Gherkin), aligning business rules with automated validation.
▪️ Collaborated closely with development teams across all phases of the SDLC, preventing defects early and reducing rework.
▪️ Monitored automated tests in the CI/CD pipeline, quickly identifying failures and minimizing pipeline disruptions.
▪️ Identified, documented and tracked defects with clear reproduction steps, speeding up issue resolution and improving product stability.
▪️ Performed comprehensive regression testing after bug fixes, ensuring no impact on critical business functionalities.
▪️ Developed and applied automated tests for new and existing products, supporting continuous delivery and customer satisfaction.
▪️ Analyzed test results and reported actionable insights to development teams, enabling data-driven quality improvements.


Languages ​​and Tools: Java | Javascript | Katalon Studio | Selenium | Git | GitLab | Postman | SoapUI | Rest Assured | Cucumber | Groovy | BDD..
Work administration: Jira | Agile Methodologies | BDD | Scrum | Kanban | Teams | Confluence | English.

Software Engineer

My activities:

▪️ Developed and maintained web applications using HTML, CSS, JavaScript, Angular, Laravel, MySQL, Git and GitHub, delivering stable and maintainable solutions.
▪️ Designed and implemented RESTful APIs, supporting scalable and secure backend functionalities for web applications.
▪️ Built and delivered new features that improved user engagement and overall application usability, based on business and user requirements.
▪️ Wrote and executed API tests, increasing test coverage and improving product reliability and stability.
▪️ Diagnosed and resolved technical issues, significantly reducing user-reported bugs and improving system performance.
▪️ Created and maintained reusable and modular components, promoting code consistency, scalability and easier maintenance across projects.
▪️ Collaborated with the team to define coding standards and style guides, contributing to higher code quality and better team alignment.


Languages ​​and Tools: HTML | CSS | Javascript | Typescript | Angular | PHP | Laravel | SQL | MySQL | Git | Github.
Work administration: Kanbam | Trello | Google Meet.