Cleisson de Oliveira Moura

About

Senior Software Engineer specializing in backend development, cloud infrastructure, and scalable systems.

I work on designing and building production software using Node.js, Python, AWS, Kubernetes, and modern cloud-native technologies.

My experience includes designing scalable backend systems, building cloud infrastructure, developing APIs and distributed systems, and contributing to architecture decisions in startup and international environments.

I am passionate about system design, performance, and building reliable software. Outside of work, I explore new technologies and build personal projects.

Focus Areas

Experience

1. Productera LLC

   Full-time | United States - Remote

   Senior Software Engineer - Encore Project

   Jul 2024 - Present

   Software Engineer - ThirdEdition Project

   May 2024 - Jul 2024

   • This project provided invaluable experience in technology decision-making, comprehensive system infrastructure planning, and front-end development.
   • Planned and structured the system infrastructure using AWS services.
   • Employed Terraform to manage and control AWS infrastructure development.
   • Developed the entire front-end structure and made all technology decisions.
   • Contributed to backend development.

2. In Love

   Full-time | Brazil - Remote

   Software Engineer

   Jul 2023 - Feb 2025

   • This early-stage startup experience taught me how to launch a product and drive adoption.
   • Reached over 2,000 active users within a few months.
   • Introduced innovative features to ensure continuous product development.
   • Led strategic planning and collaborative project ideation.
   • Integrated payment gateways and chat functionalities.
   • Improved user flow and recommendations using graph databases.
   • Delivered a robust and scalable cloud infrastructure on AWS.
   • Leveraged AWS AI services for photo processing workflows including age verification and facial recognition.

3. Avanti E-commerce & Digital Marketing

   Full-time | Florianopolis, Santa Catarina, Brazil

   Software Engineer (Remote)

   Feb 2024 - May 2024

   • Planned and developed an e-commerce mobile application built with React Native and Expo.

   Software Engineer (Remote)

   Jan 2023 - Jul 2023

   • Successfully developed and deployed mobile applications for major brands.
   • Developed and maintained software for 150+ users, including applications for GOL, Kopenhagen, and Intelbras on App Store and Play Store.
   • Built and maintained APIs with Django and Django REST Framework using PostgreSQL and Heroku.
   • Integrated Firebase Analytics, VTEX Orders, WordPress, and RD Station.
   • Created a notification system with AWS SNS and SES, Celery, and Firebase Cloud Messaging.

   Intern Software Engineer (On-site)

   Aug 2022 - Jan 2023

   • Joined the research, development, and innovation team.
   • Worked with the VTEX framework for e-commerce development.
   • Developed a mobile application from scratch.