Hello! I'm Omar
Java developer with experience coding Java Backend applications from the earliest versions until java 8/11, experience using frameworks like Spring, Spring Boot and Hibernate. I’ve been participated in analysis, designs, develop, test and documentation. Very good experience developing SOAP Web Services, REST APIs, Microservices from scratch and able to modify and maintain existing computer programs. Experience working with agile methodologies, additionally ability to learn new technologies, being a very proactive, self-motivated, and cooperative team member, with fluent communication and interpersonal skills.
Omar Rebollo
JAVA DEVELOPER
Phone:
+52 7713524484
Email:
Address:
Mexico city, Mexico.
EXPERIENCE
2020-Present
Java Developer
GlobalLogic - Google
Develop of REST APIs producing/consuming Kafka messages.
Develop of REST APIs and Microservices.
Develop of Caching strategy with Redis and SpringData.
Mapping relational database tables to JPA entitites.
Develop of HQL, Query methods and NamedQuery.
Develop of PDF, Excel and HTML reports with JasperReports.
Develop of JUnit TestCases and Integration TestCases.
Develop of parsing XML files with JAXB.
2019-2020
Globant - Axos Bank
Java Developer
Mapping PostgreSQL database tables to JPA entities.
Implementing Hibernate validations.
Develop of REST APIs to retrieve data from PostgreSQL.
Develop of uploading documents to MongoDB GridFS.
Develop PDF and Excel reports using JasperResports.
Develop of Reactive REST APIs.
Testing REST APIs with Postman.
Stress Testing with JMeter.
Securing REST Endpoints with OAuth and JWT.
Documenting APIs with OpenApi, CORS added globally.
Develop of REST APIs consuming/producing RabbitMQ messages.
2018-2019
Java Developer
APTONET - Norfolk Southern
Development of REST API following Richardson Madurity Model, Exception Handling.
Development of input Validations, implementing HATEOAS and controlling status codes.
Development of Java 8 filters, sorting, Optional objects, and lambdas for the same REST API’s.
Development of Spring Data JPA Repositories, decorating entities with @Entity, @Table, etc.
Development of JPA Entities for OneToOne, ManyToOne and ManyToMany annotations.
EDUCATION
2000-2004
Tecnológico de Estudios Superiores de Ecatepec University, Mexico.
Bachelor's Degree
COMPUTER SYSTEM'S ENGINEER
English
C1+
French
A1
CERTIFICATIONS and COURSES
SKILLS
Java 8/11 - Advanced
Spring Boot - Advanced
Spring - Advanced
Hibernate/JPA - Advanced
Kafka - Proficient
GCP/AWS - Proficient