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GeezerVison is showing github.com — williamkoller - Overview

@williamkoller williamkoller Follow
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@williamkoller
williamkoller
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💻

William Koller williamkoller

💻
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Senior Backend Engineer | Go (Golang) Specialist | Distributed Systems · Cloud Native · Kubernetes
617 followers · 885 following
  • in/williamkoller
  • @williamkoller
  • https://kollernexus.com.br
  • https://iamwilliamkoller.substack.com

Achievements

Achievement: Pull Sharkx4Achievement: Pair Extraordinairex3Achievement: YOLOAchievement: QuickdrawAchievement: StarstruckAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pull Sharkx4Achievement: Pair Extraordinairex3Achievement: YOLOAchievement: QuickdrawAchievement: StarstruckAchievement: Arctic Code Vault Contributor

Highlights

  • Developer Program Member

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@NestBR @koller-nexus
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williamkoller/README.md

💫 Sobre mim:

👋 Olá, eu sou William Koller!
Sou apaixonado por tecnologia, educação e por transformar vidas através da programação. Trabalho com AWS, Cloudflare, DevOps, Observabilidade, Hostinger, Javascript, Go/Golang, TypeScript, runtime Javascript(Node.js), entre outras tecnologias. Compartilho meu conhecimento em diversas plataformas e sempre estou explorando novas abordagens para otimizar código e melhorar performance.

🌐 Socials:

LinkedIn Medium YouTube email

💻 Tech Stack:

Apache Kafka AWS Cloudflare Datadog Docker Go GitLab CI GitHub Actions GitLab GitHub Git JavaScript TypeScript NestJS NodeJS MongoDB MySQL Postgres Redis RabbitMQ TravisCI Swagger

⏳ Horas de Código

wakatime


🎥 Últimos vídeos:

📌 Playlist: Arch DDD com NestJS

  • Como trabalhar com variáveis de ambiente - NestJS
  • Iniciando o módulo de Autenticação - NestJS
  • Bcrypt no NestJS

Últimos artigos:

  • Como assinar commits
  • Autenticação em várias contas do GitHub usando SSH
  • Como evitar SQL Injection no MongoDB
  • Como criar um projeto com Nestjs do zero com deploy no Heroku usando Github Actions
  • Hoje iremos falar sobre a velocidade em percorrer um elemento em JavaScript
  • Rest e seus níveis de maturidade
  • Como remover dados duplicados em go
  • SOLID - Princípios da Programação Orientada a Objetos (OOP)
  • Usando Clusters no NestJS: Vantagens e Desvantagens
  • Desvendando o Design Pattern IIFE em JavaScript
  • O Poder do Encapsulamento na Programação Orientada a Objetos
  • Criando uma API REST em Go (Golang) com Erro Personalizado

Certificações

  • Redis for startups
  • Redis for AI
  • Get started with Redis Cloud
  • Get started with Redis
  • Go (Basic) Certificate
  • Go (Intermediate) Certificate
  • SQL (Basic) Certificate
  • SQL (Intermediate) Certificate
  • SQL (Advanced) Certificate
  • Rest API (Intermediate) Certificate
  • Node (Basic) Certificate
  • JavaScript (Intermediate) Certificate
  • Problem Solving (Basic) Certificate
  • Problem Solving (Intermediate) Certificate
  • Software Engineer Certificate
  • Java (Basic) Certificate

Pinned Loading

  1. golang-payment-stripe golang-payment-stripe Public

    Golang Payment Stripe

    Go 24 7

  2. cloud-architecture-golang cloud-architecture-golang Public

    🚀 Arquitetura Cloud Serverless com Go, AWS Lambda, Terraform e CI/CD automatizado. API RESTful com infraestrutura como código modular e pipeline DevOps profissional.

    Go 9 2

  3. clean-ts-api clean-ts-api Public

    API em NodeJs usando Typescript, TDD, Clean Architecture, Design Patterns e SOLID principles

    TypeScript 46 4

  4. koller-nexus/vps-ops-mcp koller-nexus/vps-ops-mcp Public

    Stdio MCP server that inspects and (with confirmation) mutates one VPS over SSH.

    Shell 1 1

  5. koller-nexus/invoice-ocr-front koller-nexus/invoice-ocr-front Public

    Invoice OCR Nextjs

    JavaScript 1

  6. koller-nexus/invoice-ocr-poc koller-nexus/invoice-ocr-poc Public

    Invoice OCR POC

    Go 4 2

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