Ronaldo C.
Back-end and Systems Engineer

Skills

Spring Boot

Hibernate

Java

Javascript

Python

Mongodb

Angular

Ronaldo is available for hire

Hire Ronaldo C.

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Bio

A software development professional with over 11 years of expertise in Java, possessing significant experience in both governmental and private sector projects. This individual specializes in developing Java solutions and Spring Boot RESTful APIs, demonstrating a keen ability to create robust and efficient systems that drive business growth. With a strong commitment to continuous learning and staying abreast of emerging technologies, there is a clear dedication to professional development and delivering high-quality results.

Web Developer at Interativa Soluções
8/2/2016 - 2/2/2017

Developed Java web software aimed at enhancing water quality control by automating processes conducted in an analysis laboratory. This automation improved efficiency and accuracy at various operational, strategic, and tactical levels, leading to significant advancements in water quality management and monitoring.
Java Web Developer
10/2/2015 - 6/2/2016

Developed software solutions utilizing Java frameworks, including JSF and AngularJS, to enhance productivity within precision agriculture for industrial applications, emphasizing geolocation functionalities.
Java Backend Developer
3/1/2020 - Present

Developed proficiency in creating Java APIs utilizing Spring Boot while leveraging MongoDB for database management. Accomplished extensive cloud-based deployment and maintenance using AWS services. Ensured comprehensive test coverage by employing Cucumber, Karate, and Cucumber JS for behavior-driven development and automated testing.
Java Developer Analyst
7/2/2018 - 2/2/2020

Developed proficiency in full stack development of Java applications leveraging JSF with PrimeFaces. Acquired extensive experience in working with MSSql Server and MySql databases. Utilized Amazon AWS for cloud services, enhancing system scalability and performance.
SalesForce Developer (Apex)
4/2/2015 - 10/2/2015

Developed proficiency in SalesForce using APEX and cloud computing technologies. Demonstrated expertise in building and optimizing SalesForce applications leveraging APEX programming. Implemented cloud-based solutions to enhance system scalability and efficiency. Enhanced knowledge in integrating SalesForce with various third-party tools and services for enriched functionality. Emphasized collaborative code practices and version control through Git. Applied robust troubleshooting and performance tuning techniques to maintain high system availability.
Java Developer Analyst
10/2/2011 - 2/2/2015

Developed advanced expertise in Java Enterprise Edition (JEE) and JavaServer Faces (JSF) applications for the Regional Electoral Court of Santa Catarina. Enhanced proficiency in designing, developing, and deploying enterprise-level systems. Ensured robust system architecture and implementation, contributing to critical electoral processes. Implemented best practices for performance optimization, code maintainability, and security compliance, enhancing the reliability and efficiency of the systems in a highly regulated environment.
Systems Analyst
6/2/2011 - 8/2/2011

Spearheaded the development and maintenance of Java web systems, leveraging extensive expertise in Java EE and Spring frameworks. Enhanced application performance and scalability through the proficient use of Hibernate and JPA for ORM solutions. Employed RESTful services to facilitate seamless integration and communication between systems. Advanced the user experience by implementing responsive front-end features using JavaScript, HTML5, and CSS3. Integrated development practices included the use of Maven for project management and Jenkins for continuous integration. Ensured robust database management and optimization using PostgreSQL and MySQL. Facilitated version control and collaborative development through Git, and employed JUnit and Mockito for unit testing to maintain high-quality code standards. Conducted code reviews and provided mentorship to junior developers, effectively fostering a collaborative and innovative development environment.
Java Web Developer Analyst
6/2/2010 - 6/2/2011

Spearheaded the analysis and development of web applications, specializing in backend and frontend technologies. Gained proficiency in PHP, Doctrine, and Silex, ensuring the creation of robust server-side functionalities. Conducted extensive work on Ext JS 4.2 and NodeJS for building dynamic user interfaces and server-side applications, while leveraging Vue.js for reactive UI components. Demonstrated advanced skills in database management using PostgreSQL and MongoDB, optimizing data retrieval and storage processes. Ensured collaborative and version-controlled code maintenance through SVN and Git, fostering a streamlined development workflow and comprehensive code review process.