Aarón Barreto
Springboot developer
Computer Systems Engineer, I'm 30 years old, backend developer (Spring Boot/Micronaut), some frontend experience with Angular, experience with technical support, maintenance to computer equipment, hardware and software installation. I also enjoy playing with raspberry and arduino boards, just for fun.
Skills
Spring Framework
Advanced
Github
Advanced
Java EE
Advanced
JUnit
Advanced
HTML
Advanced
CSS
Advanced
Sass
Advanced
Bootstrap
Advanced
API rest consumption
Advanced
Micronaut
Intermediate
Github Actions
Intermediate
Jenkins
Intermediate
Docker
Intermediate
Maven
Intermediate
Gradle
Intermediate
AMQ
Intermediate
Kafka
Intermediate
Openshift
Intermediate
Loginsight
Intermediate
Postman
Intermediate
Datadog
Intermediate
Javascript
Intermediate
NPM
Intermediate
Linux CLI
Intermediate
ElasticSearch
Intermediate
Stripe
Intermediate
Claude
Intermediate
AugmentCode
Intermediate
Github Copilot
Intermediate
GraphQL
Beginner
AWS
Beginner
Google Cloud
Beginner
Stimulus Js
Beginner
Liquid (Shopify)
Beginner
C#
Beginner
Python
Beginner
Couchbase
Beginner
AngularJs
Beginner
Bash scripting
Beginner
Mixpanel
Beginner
Work Experience (5)
Jul 2025 - Apr 2026
Software Engineer
Collectors Universe
Working in the CORE team, helping manage and improve processes that departments share for the whole company.
- responsible for designing and developing scalable backend services using Spring Boot and Micronaut, leveraging the latest Java versions to improve performance, maintainability, and modern language features.
- Built and maintained event-driven architectures using Apache Kafka, implementing asynchronous communication between microservices for high-throughput, fault-tolerant, and real-time data processing.
Sep 2022 - Jul 2025
Backend developer
Cognizant Technologies
Working for different clients, involving banking and finance/housing, helping create new platform with the use of microfrontends and microservices.
- Designed and developed microservices using Java 11 and Spring Boot, ensuring scalable and maintainable solutions for the platform.
- Integrated a microfrontend architecture with Angular and Single-SPA, enabling seamless deployment and enhanced modularity.
Aug 2020 - Sep 2022
Backend developer
Tata Consultancy Services
Working for one of the biggest shipping companies in the world, help maintaining and improving one of their most valuable systems.
- Developed message-driven applications using Apache Camel and ActiveMQ (AMQ) to handle real-time logistics and data synchronization between a service and cloud.
- Created and consumed starter repos with Maven, Java and Springboot, helping reuse of Objects and Classes troughout the entire app.
- Supported migration to a containerized architecture, deploying services with the help of Jenkins and Openshift for scalability and fault tolerance.
Jan 2020 - Jul 2020
Frontend and Shopify developer
Bright Coders Academy / Untitled Project
Coded half of the front and shopify's 'backend' for the online store to the Untitled clothing brand.
- Customized and extended Shopify themes to align with the brand's visual identity and functionality requirements.
Sep 2019 - Oct 2019
Technical support and hardware maintenance
MACRO Servicios
Made maintenance to all the computers and printers that the company had at the moment.
Education (1)
2015 - 2020
Bachelor
Computer Systems Engineer
Instituto Tecnológico de Colima
Grade: 90.0
Languages
Spanish
Native speaker
English
Advanced
Interests
Workout
- Soccer
- Gym
- Hiking
IoT
- Raspberry Pi
- Arduino
- Sensors and Actuators