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Walison J.
Front-end UX Engineer

React Native
Cascading Style Sheets
Html
Java
Php
Sqlite
Docker Cloud
Bio

Holds a Bachelor in Computer Science from IFG, with experience in maintaining and enhancing applications in critical mission environments, particularly sales market-oriented applications. Previously worked as a mobile developer for the Innovation Department of Aparecida de Goiânia's city hall. Formerly served as a Systems Administrator at the Media Lab at UFG, managing infrastructure for web application production environments. Proficient in configuring microservices and Docker-based environments, as well as administering backup routines using Bacula software.

  • PL Developer Analyst
    10/1/2021 - Present

    Engaged in the maintenance and enhancement of applications within a mission-critical environment, particularly focusing on applications targeting the sales market. Developed expertise in Java, Spring Boot, and Hibernate for backend development, while utilizing Angular and React for frontend tasks. Leveraged SQL and Oracle databases to ensure robust and efficient data management. Implemented CI/CD pipelines using Jenkins and Docker to streamline release processes and ensure application reliability. Monitored and improved system performance by employing tools like New Relic and Splunk for logging and performance analysis. Maintained effective version control and collaborative development workflows using Git and Bitbucket. Enhanced problem-solving skills by troubleshooting and resolving complex technical issues, ensuring minimal downtime and optimal performance of sales market applications.

  • PL Developer Analyst
    4/1/2021 - 10/1/2021

    Led the maintenance and enhancement of applications within mission-critical environments, specifically targeting sales market solutions. Developed proficiency in PHP, Doctrine, and Silex, ensuring robust backend development. Extensively utilized Ext JS 4.2 for comprehensive front-end solutions, alongside NodeJS and Vue.js for scalable and dynamic application frameworks. Demonstrated expertise in database management with PostgreSQL and MongoDB, ensuring seamless data transactions and storage solutions. Facilitated collaborative code maintenance and version control using SVN and Git, fostering effective team collaboration and code integrity.

  • Mobile Developer
    3/2/2019 - 4/1/2021

    Developed expertise in Java, Ruby on Rails, ReactJS, and React Native while working on mobile development projects. Played a key role in maintaining and enhancing the Siga Aparecida app for the Aparecida de Goiânia city administration. Focused on implementing improvements to optimize user experience and app performance.

  • Sysadmin
    3/2/2015 - 3/2/2019

    Gained extensive experience in maintaining production infrastructure for web applications developed on the WordPress platform. Proven expertise in configuring microservices and Docker-based environments. Managed backup routines using Bacula software, and handled monitoring and configuration of hosting environments.

  • Intern - Computer Laboratories
    12/2/2011 - 5/2/2012

    Gained expertise in computer lab maintenance, focusing on troubleshooting and resolving hardware and software issues. Utilized tools such as remote desktop software for efficient technical support and conducted regular system updates to ensure optimal performance. Developed skills in managing network configurations, maintaining antivirus software, and ensuring secure internet access. Implemented inventory management systems to track and manage lab equipment effectively. Facilitated user account management and provided technical training to lab users. Demonstrated proficiency in configuring printers and other peripheral devices, while ensuring compliance with institutional IT policies and standards.

  • Computer Programming Tutoring
    8/2/2009 - 7/2/2011

    Gained extensive experience in tutoring students in computer science, specifically in subjects related to programming. Developed a deep understanding of various programming languages and frameworks, enhancing proficiency in languages such as Python, Java, and C++. Utilized tools like Jupyter Notebook and Eclipse IDE to create and run code examples, facilitating learning. Demonstrated skills in version control systems, notably Git, to manage and share codebases. Implemented problem-solving techniques to assist students in debugging and optimizing code. Supported student learning by customizing instructional approaches to fit individual needs, reinforcing concepts covered in coursework, and preparing students for exams and project development.

  • Volunteer - Scientific Initiation Project
    8/2/2008 - 7/2/2009

    Spearheaded the development of an agent-based system designed to mediate interactions between advisors and students throughout the stages of final course projects or theses. Demonstrated proficiency in Java, Spring Boot, and Hibernate for backend services, while employing Angular and TypeScript for the frontend interface. Utilized MySQL for database management and ensured seamless integration with RESTful APIs to support system functionalities. Delivered robust and maintainable code through adherence to best practices and rigorous version control via Git. Implemented Agile methodologies to manage iterative development cycles and collaborated with cross-functional teams to ensure project alignment and successful deployment.

  • Bachelor's Degree in Computer Science at Federal Institute of Education, Science and Technology of Goiás - Campus Inhumas
    2007 - 2012

  • Software Engineering for Avionics at Universidade Federal de Goiás
    3/2/2019

  • Multiplatform Android/iOS Developer with React and Redux at Udemy
    8/2/2018

  • Linux Security Servers in Cloud at 4Linux
    1/2/2017

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