📫 To get in touch, email me at guiscunha@gmail.com or message me on WhatsApp at (71) 99271-1726

💬 You can ask me about

• Backend (Node.js)

  • Nest.js
  • Next.js (Serverless Functions)
  • REST APIs
  • GraphQL APIs
  • Input validation
  • Access level authentication
  • Error handling
  • Security
  • Logging
  • ORM's (Prisma. Mongoose, TypeORM, Sequelize)
  • Messaging (SNS, SQS, RabbitMQ)
  • Socket
  • ...

• Frontend (React, React Native, and Electron)

  • Next.js
  • Tailwind
  • State Management (React Context, Redux, XState)
  • Functional and class components
  • Hooks
  • API consumption
  • Best practices for performance
  • Error handling
  • Logging
  • SEO
  • Socket (SockerIO)
  • ...

• Infrastructure

  • AWS
  • Image hosting (AWS S3)
  • Scalable systems (AWS Beanstalk)
  • Application hosting (AWS Lightsail and AWS EC2)
  • Website hosting (AWS Amplify, Vercel, Heroku, ...)
  • DNS configuration (Cloudflare, ...)
  • SSL configuration
  • Hosting applications on a bare Linux machine (Zero to Hosting)

• Git

  • Gitflow
  • Conflict resolution
  • Branch management

• Databases

  • MySQL (regular and NDB)
  • PostgreSQL
  • MongoDB
  • DynamoDB

• Authentication/Authorization Systems

  • AWS Cognito
  • Firebase Authentication
  • JWT
  • Access levels

• AI

  • Regression
  • Classification
  • Tensorflow
  • PyTorch
  • ...

• Programming Languages

  • TypeScript
  • JavaScript
  • Python

• Team Management