Elias Decezero Senior Java Developer at Meta

(Not Facebook) Senior java developer

Meta

Nov 2020 - Feb 2023 (2 years 4 months)

- Delivered a complete solution to present on a dashboard, errors that usually happen during the payroll calculating providing actions for users to interact and correct these errors providing more autonomy for users to solve these errors. - Back-end using Java to develop payroll application divided in microservices oriented to events exposing services as Rest APIs, defining database model on Hana database and integration between services using the message-broker RabbitMQ. - Front-end developing interfaces for a dashboard using javascript and internal HTML library. - Environment with continuous integration routines using Jenkins, Maven, Git, Docker

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Full stack developer

Lojas Quero-Quero S.A.

Aug 2018 - Nov 2020 (2 years 4 months)

- Development of new E-commerce platform, delivering versions in stage and production environment, implemented an automatic flow to delivered changes in all environments with docker and Jenkins. - Front-end developing E-commerce website with React Javascript library and deploying mobile app version with Apache Cordova. - Back-end developing oriented to the microservices architecture with Java and Nodejs exposing Rest APIs, also creating triggers, functions and defining database model on PostgreSQL and Oracle database. - Integrating and developing with google tag manager, hotjar, google sitemap, SEO, external and internal payment gateway. - Creating continuous integration routines with Jenkins, Git, Gitlab, Docker, and shell scripts.

Full stack developer

TOTVS

Jun 2016 - Jul 2018 (2 years 2 months)

- Working in the financial service department developing new features and issues/bugs on a credit card processing system with more than 5 million customers active accounts. - Supporting online production. - Developing procedures/packages batch routines on Oracle database, developing java services and creating apis for integration in Rest and Soap protocols, developing front-end application with AngularJS javascript framework.

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Full stack developer

CALCARD ADMINISTRADORA DE CARTÕES LTDA.

Mar 2015 - May 2016 (1 year 3 months)

- Front-end developing credit card system with Javascript using AngularJS framework to build visual components and interfaces. - Back-end developed in Java, structure building oriented to services exposed as rest API services. - Responsibility for the installation and the management of servers, configuring software and application servers such as Tomcat, Apache HTTP as a load balancer, SqlServer database, and Nodejs applications. - First senior developer participating actively through the entire cycle of development.

Systems analyst

TOTVS

May 2012 - Feb 2015 (2 years 10 months)

- Working in an exclusive team managing 4 coworkers, developing financial services and credit card system. - Providing online support to production solving issues/bugs. - Managing and planning issues and new features demanded from the financial and accounting sectors.

Java developer

UOLDiveo

Jan 2011 - May 2012 (1 year 5 months)

- Developing an invoice system with the responsibility for generating a large number of files and integrations with web services of the government's invoice program. - Responsibility for the development of front-end system written half in PHP, half in JSF (Java web), with a lot of interfaces to manage configurations, setting up new affiliates, printing and visualizing invoices and orders.

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PL/SQL Developer

UOLDiveo

Jan 2010 - Jan 2011 (1 year 1 month)

- Developing an electronic invoice system using PL/SQL language to read and write files in the most common format's using UTL_FILE Oracle packages and developing integrations with a variety of other systems such as Oracle database, SAP.

Technical support analyst

Uni5tv uninorte

Jun 2007 - Jan 2010 (2 years 8 months)

- Recreating user problem and helping users to upload files in an EDI system (Electronic Data Interchange). - Create tasks/issues and documentation to implemented/fixed by developer's team. - Configuring and Managing application server such as Apache Tomcat, Jboss, Apache Load Balancer;. - Providing and maintaining configurations of newcomer users, firewall and granting vpn access.

Elias Decezero

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