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:octocat:
Working in @visa
:octocat:
Working in @visa
156 followers · 20 following

Achievements

Achievement: Public SponsorAchievement: Pair Extraordinairex4Achievement: Starstruckx2Achievement: Pull Sharkx3Achievement: QuickdrawAchievement: YOLOAchievement: Galaxy BrainAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Public SponsorAchievement: Pair Extraordinairex4Achievement: Starstruckx2Achievement: Pull Sharkx3Achievement: QuickdrawAchievement: YOLOAchievement: Galaxy BrainAchievement: Arctic Code Vault Contributor

Organizations

@backend-br @kotlin-br @tiny-blocks @opencodeco

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gustavofreze/README.md

Hi, I'm Gustavo 💻

I'm a Software Engineer with 8+ years of experience designing and maintaining scalable, event-driven systems in fintech and payment environments.

Throughout my career at Visa, PagSeguro International, and Gazin, I’ve specialized in microservices, data pipelines, and distributed architectures using PHP, Kotlin, Python, and Go.

Passionate about clean architecture, DDD, and continuous improvement.

Tech stack 🛠️

Go PHP Kotlin Python

Poetry Gradle Quarkus Composer

Sentry Splunk Grafana New Relic

MySQL MongoDB PosterSQL Kafka Trino Databricks

Git Docker Terraform Jenkins Codefresh GitHub action

Find me 🔍

Medium LinkedIn DockerHub Packagist

Pinned Loading

  1. financial financial Public

    POC for a financial domain application.

    Kotlin 76 3

  2. transactional-outbox transactional-outbox Public

    POC for a transaction domain application that implements the Transactional Outbox pattern.

    Kotlin 6

  3. auto-assign auto-assign Public

    GitHub action that automatically assigns issues and pull requests to specified assignees.

    Python 14

  4. capital-gains capital-gains Public

    Command-line (CLI) application that calculates the tax owed on profits or losses from stock market transactions.

    Go 3

  5. account account Public

    Service responsible for managing account transactions.

    PHP 5

  6. kotlin4noobs kotlin4noobs Public

    Tutorial de Kotlin para iniciantes na linguagem.

    394 5