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edercnj/README.md

Eder Junior

Senior Software Architect · Fintech & Distributed Systems

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👨‍💻 About

Senior architect focused on event-driven payment platforms and PCI-DSS-compliant infrastructure. I work where domain complexity, regulatory pressure, and high-throughput systems collide — designing services that need to be observable, evolvable, and resilient by default.

Based in Porto Alegre, Brazil 🇧🇷 · Open to async collaboration on AI, hexagonal-architecture-based systems.

🚀 Currently

  • 🏗️ Architecting an event-sourced payments platform (DDD + hexagonal architecture)
  • 📐 Exploring Spec-Driven Development workflows for AI coding agents
  • ✍️ Writing about distributed systems, fintech modernization, and ADR-driven documentation

🧰 Tech Stack

Languages

Java C# TypeScript Go Python

Frameworks & Runtimes

Spring Quarkus .NET Node.js

Data & Messaging

PostgreSQL Oracle MongoDB Redis Kafka RabbitMQ

Cloud & Infrastructure

AWS Kubernetes Docker Terraform Nginx Linux

Practices

DDD CQRS Event_Sourcing Hexagonal PCI--DSS


📊 GitHub Stats

GitHub Streak

GitHub contribution snake animation

⏱️ Coding Activity

From: 28 May 2026 - To: 04 June 2026

Go           18 mins               █▓░░░░░░░░░░░░░░░░░░░░░░░   06.94 %
Bash         12 mins               █▒░░░░░░░░░░░░░░░░░░░░░░░   04.89 %
TypeScript   8 mins                ▓░░░░░░░░░░░░░░░░░░░░░░░░   03.05 %
Other        4 mins                ▒░░░░░░░░░░░░░░░░░░░░░░░░   01.83 %
Git Config   1 min                 ░░░░░░░░░░░░░░░░░░░░░░░░░   00.55 %
SQL          1 min                 ░░░░░░░░░░░░░░░░░░░░░░░░░   00.45 %
Prisma       0 secs                ░░░░░░░░░░░░░░░░░░░░░░░░░   00.07 %

"Architecture is the decisions you wish you could get right early in a project."
— Ralph Johnson

Pinned Loading

  1. aspectlog aspectlog Public

    Java

  2. wallet-architecture wallet-architecture Public

    Exemplo de arquitetura de uma wallet utilizado Spring boot, RabbitMQ, MongoDB, Docker, Redis e Postgres.

    Java

  3. table-string-configuration table-string-configuration Public

    Java