Built backend system using API First principles and Java technologies such as: Spring Framework, MongoDB, Kafka, gRPC.

Built e-invoicing systems using Java and Spring Boot microservices in an agile development process following REST principles. In addition, the role responsibilities ranged from mentoring entry-mid level engineers to designing/coding and reviewing technical proposals for legacy and new systems.

Develop enterprise platforms for multinational companies, using Java with Spring framework, microservices, and scrum methodology. Role responsibilities involved daily stand-up meetings, two weeks sprint and retrospective reports, task complexity estimations, writing technical documentation, solving application issues, and milestones team presentations.

Oracle Flexcube Core Banking integration with Banco Falabella's channels. We used technologies such as C, Oracle Tuxedo, J2EE, Web Services, Oracle Database, Oracle Enterprise Service Bus, Weblogic Server, XML, XPath.

Development of self-service system integrated with card payment system and reports. I worked in front-end, middleware and back-end using Java and php technologies

Company with 20 years of experience in the Chilean market, I worked using Java Web technologies such as J2EE, Spring, Struts, IBatis, JSP and Oracle DB.

Company specialized in mobile development, I worked for educational systems using technologies such as: JavaScript, HTML5, CSS3, Java, PHP.