Leandro D.
Front-end UX Engineer

Skills

Spring Boot

Laravel

Codeigniter

Hibernate

Oracle Database

Java

Javascript

Php

Python

Postgresql

Mysql

Leandro is available for hire

Meet Leandro D.

All Howdy Candidates are vetted for skills and english proficiency.

Bio

Brazilian Army Officer and Database Technologist with over a decade of professional experience spanning roles such as Developer, Systems Analyst, and IT Manager. Currently holds the position of IT Chief/Manager at the 2nd Center for Management, Accounting, and Finance of the Army. Previously served as a System Programmer Analyst at a national space research institute. Demonstrates a strong commitment to education through teaching database and programming courses at a technical education institution. Additionally, embraces the enriching experience of parenthood.

Systems Development Analyst
2/1/2022 - Present

Worked as a Developer in a multidisciplinary team, implementing Segregation of Duties (SoD) and RBAC (Role Based Access Control) for a major partner in the dental plan sector. Enabled integration of the identity management solution using Oracle Identity Manager with internal systems developed in Visual Basic and Java Web. Constructed microservices based on REST API, within a Spring ecosystem including Spring Security, Spring Data JPA, and Spring LDAP. Utilized Nomad and Docker to build a highly resilient and fault-tolerant production environment. Facilitated compliance with an internal audit point of information security that had been a requirement for 9 years.
IT Manager
2/1/2018 - 1/1/2022

Developed and maintained internet and intranet pages using PHP, MySQL, CSS, HTML5, and JavaScript. Created a web system to support Coordination and Monitoring Groups for Bidding and Contracts (GCALC) using Laravel for the backend and Materialize CSS for the frontend. Monitored, maintained, integrated, and ensured the availability of application servers and internal services. Managed IT asset acquisition and planning, led the support team, serviced internal users, and controlled IT assets and VoIP telephony systems.
IT Manager
2/1/2015 - 1/1/2018

Maintained and supported legacy systems for monitoring the student selection process and controlling the vegetative life of students during courses, utilizing PHP, MySQL, CSS, and JavaScript. Planned, implemented, and supported servers with a virtualized environment based on Proxmox, managed data backup control, and developed applications for internal use. Provided support and maintenance of network infrastructure, VoIP telephony, and unit connectivity by implementing proxy services, firewall, and DHCP based on PFSense, and managed VoIP branch systems using Asterisk. Coordinated a support team for video conferencing activities, lectures, and instructions for both internal and external audiences; managed a User Support Team and planned the acquisition of IT materials.
Systems Analyst
4/2/2012 - 2/2/2015

Developed proficiency in coding, testing, and deploying data processing, storage, and analysis routines to generate products for the Satellite and Environmental Systems Division using Shellscript, Fortran, Python, and PHP. Created data extraction and normalization routines from diverse sources and formats, including binary files, text files, data buffers, and database replication, to facilitate analysis and validation of products using statistical models with Java, Shellscript, PHP, Python, Matlab, and Fortran. Developed a visualization product for analyzing and validating solar radiation products using PostgreSQL database, PHP, and Google Maps API.
Systems Analyst
7/2/2011 - 2/2/2012

Gained expertise in implementing Fortran routines to simulate fire dynamics within vegetation dynamics simulation models. Contributed to the GSBA group by developing the Surface model, which was effectively integrated with the Brazilian Model of the Global Climate System (MBSCG).
Systems Programmer
7/2/2008 - 5/2/2011

Gained extensive experience in research and development, computer programming, and system modeling. Proficient in managing and monitoring systems and databases. Expert in implementing scripts for processing and analyzing climatological and remote sensing data. Developed support systems for data distribution to users, leveraging PostgreSQL database and PHP to ensure efficient data handling and accessibility.