Karl E.
Senior Software Engineer in Test
Open to offersNew to PlatformAbout
Karl E. is a seasoned Software Engineer in Test / QA Lead based in Manila, Philippines, with over a decade of experience in quality engineering, automation, and backend testing for enterprise and distributed systems. At Yondu Inc., Karl leads a QA team focused on high-throughput backend platforms, overseeing API automation, performance testing, and system monitoring using tools like Kafka, Postman, Grafana, and OKD. His previous role at I2S Business Solutions saw him design JUnit-based test automation for REST APIs to increase reliability and coverage. Earlier at Pointwest Technologies, Karl contributed to full stack Java web applications and undertook DevOps responsibilities, including server deployment and infrastructure monitoring with Zabbix and Linux. His credentials include licenses as both an Electronics Engineer and Technician, and his core competencies span Java development, API test automation, and data observability in technology-driven business environments.
Experience
Software Engineer / QA Lead
Yondu Inc. · 2021 — PresentMentored a QA team focused on enterprise backend systems. Established QA strategy, developed test plans, and set quality gates for releases. Reviewed and authorized both automated and manual test cases. Executed SIT, UAT, and production validation for significant deployments. Conducted Kafka and API testing for event-driven environments. Analyzed performance testing metrics, including CPU, memory, database usage, and TPS. Utilized Grafana and other database observability tools for system monitoring.Software Engineer in Test – API
I2S Business Solutions Inc. · 2020 — 2021Created and deployed JUnit-based automation frameworks for REST APIs. Enhanced API test coverage and reliability for backend services. Worked closely with developers to triage defects and perform root cause analysis.Java Developer / Software Engineer
Yondu · 2018 — 2020Engineered and validated RESTful APIs utilizing Spring Boot and Spring Security. Executed the implementation of JWT-based authentication alongside role-based access control. Conducted integration and unit testing employing Mockito and JUnit. Generated API documentation through Swagger UI.Full Stack Software Engineer
Pointwest Technologies · 2014 — 2018Developed enterprise-level web applications with Java, Struts2, JSP, JavaScript, JQuery, and CSS. Integrated LDAP/Active Directory for authentication. Functioned in a DevOps role by establishing testing, staging, and production environments. Managed Linux deployment and server hardening processes. Automated monitoring and reporting through custom scripts and maintained monitoring tools like Zabbix. Researched and applied server-side performance optimizations.
Skills & Expertise
Education
- Bachelor of Science in Electronics and Communications EngineeringPolytechnic University of the Philippines · 2009 — 2014
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