Julian Ricardo Oyola, Developer in Buenos Aires, Argentina
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Julian Ricardo Oyola

Verified Expert  in Engineering

Software Developer

Location
Buenos Aires, Argentina
Toptal Member Since
January 19, 2017

Julian started his career as a developer and sales support. From 2005 on, he's been working as a Java architect and tech-lead for international projects, remote or onsite. From 2007 to 2013, Julian founded two startups, became a JBoss instructor, and lately has been working as a software architect for a banking project.

Portfolio

Banco Familiar – Asunción, Paraguay
Camel, jBPM, Hibernate, REST, Angular, JBoss, Java EE
Equila
PHP, C#, jBPM, Java EE
Globant
Hibernate, JavaScript, Microsoft SQL Server, JBoss, Java EE

Experience

Availability

Part-time

Preferred Environment

Hibernate, Spring, Java EE, Apache Maven, Git, Eclipse

The most amazing...

...project I've worked on is to build from scratch the full-stack architecture for a banking core.

Work Experience

Software Architect

2014 - 2016
Banco Familiar – Asunción, Paraguay
  • Designed the architecture of the new banking core.
  • Trained, mentored, and tech-led the development team.
  • Created the CI environment and the DevOps team.
  • Developed the Web and REST security scheme with SAML SSO and OAuth tokens.
  • Developed a Camel-based EIP bus service for electronic wire transfers.
  • Created a client library to abstract the complexities of connecting to jBPM.
  • Designed an inbox application that acts as a front-end to jBPM.
Technologies: Camel, jBPM, Hibernate, REST, Angular, JBoss, Java EE

Co-Founder | CEO

2007 - 2013
Equila
  • Created a document management system (www.docsysmanager.com) based on Java EE, JSF, jBPM, and Hibernate.
  • Developed a virtual art gallery website with C#.NET, Linq, and SQL Server.
  • Participated in the development of www.volusion.com, an eCommerce website, using C#.NET.
  • Taught nearly 50 courses on JBoss Middleware, UML and Java/.NET development.
  • Designed software to assess the logistics capacity on branches of a large private courier with .NET and SQL Server.
Technologies: PHP, C#, jBPM, Java EE

Java Architect | Technical Leader

2006 - 2007
Globant
  • Formed part of the Configuration Management group— taking part in the definition of the company’s standards and processes.
  • Traveled to upstate NY to develop a media assessment software with Java EE, JavaScript, and SQL Server.
  • Formed part of the development team of www.deremate.com using Java, Spring MVC, and Lucene.
Technologies: Hibernate, JavaScript, Microsoft SQL Server, JBoss, Java EE

Senior Developer

2001 - 2006
CDA Informatica
  • Carried out the data extraction of debtor information for a US $10 million trust fund, making extensive use of SQL.
  • Created the first Java and MQ Workflow app in the company.
  • Created an OO layer for invocation to the COBOL CICS TCP tunnel.
  • Assisted as sales support.
  • Prepared and taught courses on UML, Unified Process, Java, and .NET.
Technologies: IBM MQ, Lotus Notes, Microsoft SQL Server, Visual Basic, Java

Developer

1997 - 2000
Baufest
  • Developed a global costing application using Java with RMI on Windows and AS/400 platforms. It was the first application with Java running on AS/400 in Argentina.
  • Developed a Salesforce automation systems using Visual Basic.
  • Took part in the UML v1.1 translation to Spanish of the Notation and OCL documents.
  • Took part in the development of a customer assistance application; deployed in 300+ branches, using Visual Basic and SQL Server.
  • Acted as support for sales opportunities.
Technologies: Microsoft SQL Server, Visual Basic, Java

DocSys - a Document Management System

Designed DocSys, a DMS for banking companies.

Volusion

https://www.volusion.com/
Took part in the development of this amazing eCommerce platform.

YiQi

http://www.yiqi.com.ar/
Co-founder of YiQi, an Argentinian startup, providing services of process management to SMEs.

Languages

SQL, Java, C#, UML, JavaScript, Visual Basic, PHP, C++, CSS3, HTML5

Frameworks

Hibernate, .NET, JUnit, Spring, jBPM, Camel, Angular, Apache Struts, Rational Unified Process (RUP), AngularJS

Tools

Apache Maven, Eclipse IDE, Jira, Bitbucket, Gerrit, Git, Lotus Notes, IBM MQ, Apache JMeter, Jenkins

Platforms

Java EE, Eclipse, JBoss, Docker, Oracle Database

Libraries/APIs

REST APIs, jQuery, YouTube API

Paradigms

REST, Scrum, Test-driven Development (TDD), Agile, Agile Software Development, Service-oriented Architecture (SOA), Microservices

Storage

PostgreSQL, Microsoft SQL Server, MySQL, IBM Db2

Other

CDI, OAuth, Enterprise Architecture

1998 - 2010

Bachelor of Computer Science in Computer Science

Universidad de Buenos Aires (UBA) - Buenos Aires, Argentina

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