Gustavo Leyva

Customer 2 - Senior Backend Developer Application analysis, design, and implementation. Leading 3 developers. Microservices; Java 11, Spring-boot, Kafka, Rabbit MQ, MongoDB, Redis, Spring Cloud Configuration, elastic search, kibana. Unix servers configuration and monitoring. Datadog. Customer 1 - StartUp from San Francisco, objective is to simplify and add value to the communication inside and between the team. I was involved in the design, implementation, testing, deployment, and support of the product. Mainly working as a Backend Developer, the technology stack is Kotlin, Java, Spring, Mockito, PowerMockito, Mockk. DynamoDB, Redis, ElasticSearch, Kibana. EC2, S3, SQS, ActiveMQ. Docker, rollbar, shell scripting, Jenkins. Additionally, we worked doing multiple integrations with products like Slack, Box, Stripe, and multiple others.

Team lead in a world company with team members in India, Hungry, USA, Europe, and Mexico. Below you will find some of the activities and technologies that are part of my daily work. Analysis, design, and development of new applications. Bug fixing and solutions. Participation with the business team to generate solution proposals for enhancements. Code evaluator. Technical lead. Custom Application – Development and application support. Java, Hibernate, SQL, Tomcat, WebLogic, Git, JUnit, Oracle JET, Jenkins, SonarQube, Docker. REST Web Services. SpringBoot, JPA, Oracle DB, RestAssured. Test case automation. Java, SQL, TestNG, Selenium. Cloud application – Development of a web application using React JS, TypeScript, Jest, Jenkins, TeamCity, BitBucket, Selenium, Oracle cloud. SAFe methodology.

Analysis, design, development, and support of web and desktop applications. IBM, Salto, Jalisco. (October 2011 – September 2015) Web development – Direct contact with US customers. Full Software Development Life cycle. We provided support to internal applications, development of enhancements, new modules, and agile methodology adoption. Technologies: JEE, JSP, Servlets, WAS, DB2, EJB 2.1, JavaScript, JQuery, Ajax, OpenUI5, AS400, CMVC, RTC. Banamex – Proof of concept projects, and custom integrations with IBM tools. Technologies: JEE, JSP, Servlet, WAS. PDTool – Direct contact with stakeholders and customers. Integration, transformation, and manipulation of data under business rules defined by customers. Technologies: Java Core, JPA, Broker, Cognos, Script shell, DB2, AIX, Linux, WAS, WebSphere MQ, RTC. Team and customers were in different countries.