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Roldan
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Roldan

Bogota, Colombia --:--:--

Roldan is a Senior Java Developer with over 14 years of professional experience in designing, developing, and delivering user-centric software applications using Java/J2EE technologies. He is strongest in Java, Spring boot, and Spring MVC. He has extensive experience with MongoDB, Gradle, JUnit, and Jenkins and has been the lead developer on various teams for the Healthcare, Education, Oil, Finance, and Government sectors. Along with software development, he has been working with Scrum & Agile methodologies for over 4 years. Roldan is fluent in English and has been working with North American companies where English communication is the standard.

 

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Skills
Years
1
2
3
4
5
6
7
8
9
10+
JSF
Toad
J2EE
Gradle
JSP
Spring MVC
MySQL
Java
Jasper Reports
Servlets
Maven
Spring Batch
Kafka
Spring
SAML
PostgreSQL
AWS
Spring Boot
RabbitMQ
PL/SQL
Lambda
Oracle
Jenkins
DynamoDB
REST API
MongoDB
Typescript
Snowflake
Developer Personality

Independent

Collaborative

Trailblazer

Conservative

Generalist

Specialist

Planner

Doer

Idealist

Pragmatist

Abstraction

Control

100
50
0
50
100
Feature Experience

Spring boot

Microservices

Databases

Data Ingestion

MODERATE
EXTENSIVE
EXPERT
Cultural Experience

Agile - Scrum

Banking

Educational

Healthcare

MODERATE
EXTENSIVE
EXPERT
Portfolio

Avenue Code

Java Software Engineer

Categories

Work Experience : 2021-Current

Developed Prepack API, analyzed requirements, and designed, developed, and implemented software applications for API consumers. Collaborated in a team-based, Agile environment to accomplish objectives by deadlines, analyzed flows, data usage, and work processes.

  • Investigated problem areas for the previous system, reviewed code, and debugged errors to improve performance
  • Designed and coded unit/integration testing for the API
  • Supported Prepack applications and fixed bugs
  • Deployed apps using Jenkins

Technologies:  Java, Spring Boot, Kafka, Spring MVC, MongoDB, Jenkins, Mockito, JUnit, IntelliJ, SonarQube, Gradle, RabbitMQ, Kafka, GIT, Swagger

 

 

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Globant

Software Developer

Work Experience : 2016-2021

Worked with several clients creating RESTful APIs for increased scalability of the applications, ensuring designs were in compliance with the client’s specifications. Designed, implemented, and maintained phases of Java applications, involved in architectural development and software activities. Designed, coded, and performed unit/integration testing of applications with Mockito, JUnit, and Revamp various Java applications developed with older J2EE.

  • Collaborated in a team-based, Agile environment to accomplish objectives by deadlines

  • Developed metrics monitoring using Prometheus, Micrometer, and Actuator
  • Developed Back-End inbound processing of stream data using Apache Kafka and Redis

Technologies:  Java [Spring MVC, Data, Batch & Boot], S3, Lambda, Intellij, JUnit, Mockito, REST API, Athena, Snowflake, AWS Services (APIGateway, CloudFormation, DynamoDB, Lambda, CloudWatch, Athena), Java8, JavaScript, jQuery, CSS, Oracle, MySQL, Netbeans. Kafka, Redis, Prometheus, Grafana, Typescript, JMeter, Jest, etc.

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Entelgy

Java Developer

Categories

Work Experience : 2012-2016

Designed, implemented, and maintained phases of Java applications. Gathered information, database analysis, documentation, and creation processes on content server tools. Created web services to handle & track the documentation, collaboration, signing, and physical documents process.

  • Banking system used the content Server API to oversee reports
  • Collaborated in a team-based, Agile environment to accomplish objectives by deadlines.

Technologies:  Java, Content Server v10v10.5v11 API, JUnit, NetBeans, Eclipse, Oracle.

 

 

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Previous Roles

Categories

Work Experience : 2004-2013
  • Java Software Engineer at Porvenir Pensiones y Cesantias (2013)
  • Java Software Engineer at Setganini Brasil (2012-2013)
  • Junior Peoplesoft at Somos IT (2012)
  • Senior Technical Analyst at Somos IT (2011-2012)
  • Technical Lead at Superintendencia Financiera de Colombia (2010-2010)
  • Java Software Engineer at DB-System (2010)
  • Senior Java Software Engineer at Colombian Ministry of National Education (2010)
  • Audit and Java Software Developer at Hospital Meissen (2009-2010)
  • Java Software Engineer at HNC Hardware and Software LTDA (2006-2009)
  • Developer at Transport Maxitaxi (2006)
  • Developer at Solutions and Technologies (S&T) (2006)
  • Teacher and Developer at Universidad Simon Bolivar de Barranquilla (2004-2005)

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