I am Renato Azevedo Caldas, a 21-year-old Systems Analyst intern in Rio de Janeiro focused on building enterprise software that improves operations through cloud, automation, backend development, and systems integration.
I study Computer Science at Veiga de Almeida University, with graduation expected in 2027, and I enjoy turning business requirements into reliable technical solutions for internal teams and production environments.
| Location | Rio de Janeiro, Brazil |
| Role | Systems Analyst Intern at Ramada Atacadista |
| Focus | Cloud Computing, Software Engineering, Automation, Databases, Platform Engineering |
| Education | Bachelor's Degree in Computer Science, Veiga de Almeida University, expected 2027 |
| AWS Solutions Architect | Cloud fundamentals, architecture design, and production-ready delivery patterns. |
| Docker and Kubernetes | Containerization, orchestration, and deployment workflows. |
| Terraform and CI/CD | Infrastructure as code, automation, and repeatable delivery pipelines. |
| Microservices and Clean Architecture | System boundaries, maintainability, and domain-driven design thinking. |
| AI and LLMs | Practical application of AI to automation, analysis, and productivity. |
Jun 2026 - Present | Rio de Janeiro, RJ, Brazil | On-site
- Developed and implemented improvements in internal systems, website features, mobile applications, n8n workflows, and Sankhya ERP, helping automate processes and improve operational efficiency and user experience.
- Performed Oracle and AWS database analysis, identifying table inconsistencies and API integration issues, while supporting fixes in production environments.
- Provided technical support through GLPI, resolving tickets related to software, hardware, printers, equipment maintenance, and end-user support.
- Executed installation, configuration, maintenance, and replacement of IT equipment, including UPS units, computers, and peripherals.
- Participated in planning meetings, sprints, and Scrum ceremonies, collaborating with development teams on improvements, requirements gathering, and problem solving.
Sep 2023 - Aug 2025 | Rio de Janeiro, Brazil | On-site
- Supported administrative and operational teams through document control and internal service requests.
- Managed end-to-end request registration and tracking in SAP GUI, ensuring process compliance and traceability.
- Analyzed and maintained Excel spreadsheets, creating automations that reduced manual work and increased team productivity by approximately 50%.
- Worked across administrative workflows for BarraShopping and New York City Center, supporting business operations with accuracy and organization.
| Institution | Program | Status |
| Veiga de Almeida University | Bachelor's Degree in Computer Science | Expected 2027 |
| Certification | Area |
| Power BI Complete | Analytics |
| Power BI Data Modeling | Analytics |
| Python | Programming |
| Programming Logic | Fundamentals |
| C Programming | Programming |
| TOEFL Junior Gold | English |
| BRASAS English | English |
|
Dashboard to investigate Amazon SES events, centralize logs, bounces, complaints, and delivery metrics, and speed up troubleshooting. TypeScript | AWS SES | Dashboard | Diagnostics |
Self-hosted automation ecosystem that integrates RSS feeds and APIs with Telegram Bot API workflows through n8n and Docker. n8n | Docker | JavaScript | API Integration | Automation |
|
Academic 32-bit block cipher built as a substitution-permutation network in pure Python for systems security and cryptography studies. Python | Cryptography | Security | Algorithms |
Discrete-event queue simulator for modeling service systems and analyzing performance with stochastic processes. Python | Simulation | Queueing Theory | Performance Analysis |
Let's build enterprise software that makes operations simpler, faster, and more intelligent.
| [GitHub](https://github.com/rencaldas) | [Email](mailto:renato.deacaldas@gmail.com) | [Portfolio](https://rencaldas.github.io/)