My journey began in the ERP ecosystem, working with SAP Business One and SAP S/4 HANA, where I specialized in developing reports, optimizing complex SQL queries, and resolving functional issues across sales, purchasing, and finance.
This hands-on data experience sparked my transition into backend development, where I now focus on building scalable APIs, managing relational and SQL databases, and creating secure integrations using Python and FastAPI.
To strengthen my engineering foundation, Iโve pursued certifications in data engineering, cloud computing, and AI, while also expanding into full-stack development with C#, .NET, and JavaScript. This continuous learning path has equipped me to design reliable software systems that connect data, code, and business goals effectively.
Key Skills:
- Backend Development with Python (FastAPI, APIs)
- FullStack Development with C#, .NET, HTML, CSS and JavaScript
- Relational and NoSQL Databases (PostgreSQL, SQL Server, HANA)
- API Architecture and Integrations
- Version Control with Git
- Cloud Computing and Data Engineering
Courses and Certifications:
- Python Programming
- Analyze Data With SQL
- Cloud Computing
- Data Engineering
- Software Engineering in C# and .NET
- AI (Artificial Intelligence)
- Git and Version Control
- Advanced English (C1 Level)
| ๐ Nationality | ๐ง๐ท Brazil |
| ๐ก Residency | ๐ง๐ท Brazil |
| ๐ Location | ๐ง๐ท Brazil |
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rok.co/@hcastromachado |
| ๐ Website | sdfljasfjkhsdfajsf โญ๏ธ Upgrade to Premium to contact |
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sdfljasfjkhsdfajsf โญ๏ธ Upgrade to Premium to contact |
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sdfljasfjkhsdfajsf โญ๏ธ Upgrade to Premium to contact |
| Skilled in | software engineering rest api dev sql engineering artificial intelligence git and version control |
| Fluent in | portugueseenglisg |
| Preferred timezone | UTC-3 |
| Preferred annual pay (min) | $40,000/year |
| Preferred hourly pay (min) | $15/hour |
| Last seen | 6 months ago |
| Signed up | 1 year ago |
| Badges |
๐จโ๐ป Remote worker ๐จ Maker ๐ Early adopter |
2025 - Now: Software Developer @ H&CO Technology Advisors
2025 - 2025: Personal Flashcards
2025 - 2025: AI BiteCast
2025 - 2025: ViajaFacil
2024 - 2024: DevUtilities
2021 - 2023: Bacheler Computer Science @ Estรกcio de Sรก