About Lionard
Spanish
Native or bilingual
Experience
- TELEFÓNICASoftware EngineerJanuary 2022 - Today (4 years and 5 months)• Apply specialized knowledge to define the different layers of the architecture, adapting them according to the current ("AS IS") and future ("TO BE") needs of the company, respecting established principles, guidelines, standards, and artifacts.• Development and maintenance of systems based on Java and cloud technologies like Azure, including integration of API Gateway, API Management, microservices, Docker, Kubernetes, and CI/CD, using tools like Jenkins.• Leveraged WSO2 in on-premise environments to manage APIs and integrations, ensuring secure and efficient communication between enterprise systems and services. In a project for a financial services company, I implemented WSO2 to integrate legacy systems with modern microservices, facilitating a seamless data flow across departments.• Developing and maintaining CI/CD pipelines using Groovy, which was instrumental in automating build, test, and deployment processes. Groovy scripts were utilized to customize Jenkins pipelines, enabling advanced automation features, such as dynamic configuration of environments, parameterized builds, and complex workflow orchestration.
- RAPPISoftware DeveloperMarch 2021 - January 2022 (10 months)• Design and develop efficient microservices using Java and Kotlin, focusing on creating robust and scalable systems.• Implement efficient DevOps practices, facilitating agile deployments through Slack commands, ensuring high levels of code coverage.• Manage performance and troubleshoot in production environments, using tools like APM for monitoring and tracing.• Use Splunk not only for monitoring and diagnosing errors like HTTP, but also for deeper analysis, including identifying unusual traffic patterns, diagnosing performance issues, and making informed scalability decisions like increasing instances, etc.• Deployed AI applications in Docker containers to facilitate easy packaging, deployment, and scalability.
- Tata Consultancy ServicesSenior Software EngineerJanuary 2020 - March 2021 (1 year and 2 months)• Implemented Clean Code and Test-Driven Development (TDD) principles, improving code quality metrics by 40% and reducing bug incidents by 30%.• We used Java with Spring Boot to develop individually containerized microservices using Docker. For the orchestration of these containers, we employed Kubernetes, which facilitated more efficient and scalable deployment (dev, cert, prod).• In the DevOps realm, I worked closely with the team to optimize our CI/CD pipeline, which uses Jenkins and integrates SonarQube for static code analysis. This collaboration contributed to improving the development team's efficiency and ensured that the deployed code met quality and security standards.• Additionally, I participated in the implementation of a Service-Oriented Architecture (SOA) that facilitated more efficient communication between various microservices and external systems. Depending on the service's needs, we used SOAP and REST protocols to ensure effective and secure communication between services.
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