Jerry A.

Back-end and Systems Engineer

Java Developer
10/1/2022 - 1/1/2024

Developed web solutions using Go, Java, Kotlin, and Spring Boot, focusing on microservices and resilience patterns, which resulted in significant improvements in scalability and reliability of systems. Contributed to the implementation of performance tests using Load Test, K6, and Gatling, ensuring high performance and stability of systems under high load conditions.

Java Developer
10/1/2020 - 10/1/2022

Specialized in the development of high-performance APIs using Java and Kotlin, integrating with AWS services. Collaborated closely with QA and front-end teams to ensure efficient software delivery and integrated solutions with partners, expanding business capacity. Contributed to continuous improvements in development processes and practices, implementing innovative solutions that increased the quality and response speed of systems.

Back End Developer
11/2/2019 - Present

Developed expertise in creating systems utilizing Java (Spring) and Postgres, leveraging Docker for containerization. Implemented monitoring and logging solutions with Grafana and GrayLog. Demonstrated capability in integrating with the PayPal API and managing endpoint consumption and provisioning for Itaú via Api Gateway. Ensured code organization following the Clean Architecture standard.

Full Stack Developer
1/2/2019 - 11/2/2019

Analyzed, developed, corrected, and tested systems leveraging SpringBoot and JUnit for comprehensive unit testing. Utilized React, React Hooks, Redux, and Angular 8 to create dynamic, responsive user interfaces. Implemented containerization and orchestration technologies such as Docker and Docker Compose. Ensured seamless workflow and integration through continuous integration practices using Jenkins.

Software Developer
5/2/2018 - 1/2/2019

Involved in the development of systems leveraging Spring Boot for backend development and JUnit for comprehensive unit testing. Played a crucial role in front-end development using Angular, enhanced with state management through NgRx. Implemented rigorous front-end unit testing with Jasmine and facilitated interaction testing using Protractor. Operated within an agile framework, strictly adhering to Scrum methodologies to ensure efficient and iterative project completion.

Intern
7/2/2016 - 12/2/2017

Acquired expertise in providing user support through phone and remote access, effectively resolving technical issues and ensuring client satisfaction. Implemented updates and managed website content to maintain up-to-date information and enhance user experience. Demonstrated proficiency in managing email accounts on the server to ensure seamless communication and operational efficiency.

IT Assistant
10/2/2015 - 1/2/2016

Developed expertise in network infrastructure maintenance and email configuration. Regularly conducted technical visits to cooperatives, providing on-site support and ensuring optimal performance of networking systems. Delivered user support through both remote access and in-person consultations, effectively addressing and resolving technical issues. Proficient in a variety of tools and systems to facilitate seamless operation and connectivity.

Intern
3/2/2015 - 9/2/2015

Developed proficiency in user support through efficient troubleshooting and resolving technical issues for both on-site and remote clients. Significantly contributed to system updates, ensuring all software and hardware components remained up-to-date and secure. Executed comprehensive computer maintenance tasks, including routine servicing and performance optimization. Produced detailed functional reports that highlighted system performance, user issues, and resolution timelines. Demonstrated expertise in maintaining user satisfaction and system efficiency through consistent and effective technical support.

Intern
9/2/2014 - 3/2/2015

Demonstrated expertise in maintaining and optimizing networks and computer systems. Developed a strong proficiency in troubleshooting hardware and software issues, ensuring minimal downtime and optimal performance. Hands-on experience with network configurations, including setting up, managing, and securing local area networks (LANs), wide area networks (WANs), and wireless networks (Wi-Fi). Utilized network monitoring tools such as Wireshark and Nagios to diagnose and resolve performance bottlenecks and connectivity issues. Configured and managed routers, switches, and firewalls to ensure robust network security. Proficient in Windows, macOS, and Linux operating systems, managing installations, updates, and patches to maintain system integrity. Employed virtualization technologies such as VMware and Hyper-V to streamline server management and improve resource utilization. Adept at deploying and managing cloud services including AWS and Azure for scalable infrastructure solutions. Ensured data protection through regular backups and recovery procedures using tools like Acronis and Veeam. Applied ITIL best practices for efficient incident management, problem resolution, and continuous improvement. Tech-savvy with a keen understanding of emerging technologies and their application in the enhancement of network and computer system performance.

Production Assistant
10/2/2012 - 9/2/2014

Achieved proficiency in operating and maintaining automated assembly line machinery. Developed in-depth expertise with programmable logic controllers (PLCs) and human-machine interfaces (HMIs). Applied Six Sigma and Lean Manufacturing principles to optimize workflow and reduce production downtime. Mastered the use of CAD software for designing custom fixtures. Gained extensive experience in quality control processes, including statistical process control (SPC) and failure mode and effects analysis (FMEA). Demonstrated capability in troubleshooting and repairing mechanical, electrical, and hydraulic systems. Ensured effective utilization of ERP systems for inventory management and production scheduling. Enhanced collaborative problem-solving skills through cross-functional team projects aimed at continuous process improvement.

Computer Science at CIESA
2014 - 2017