💻 Software Engineer | Automation | Data & AI 📍 Recife, Brazil

I am a software engineer with strong hands-on experience delivering production-grade systems across backend, full stack, automation and data pipelines. I have built and maintained real-world products used by companies, focusing on scalability, reliability and business impact.

My work spans API design, RPA, ETL, web automation, dashboards, databases and cloud/VPS deployments, often taking projects from idea to production using clean architecture and pragmatic engineering.

• Designed and deployed end-to-end RPA pipelines for corporate systems (NF-e, NF-se, CTe, XML workflows), integrating third-party portals with internal platforms.
• Built Flask + Celery architectures for asynchronous automation, logging, retries and fault tolerance.
• Implemented browser automation using Playwright/Selenium, handling authentication, uploads and complex business flows.

• Internal Procurement & Order Processing System: Full-stack platform with Flask, PostgreSQL and background workers to parse PDFs, generate XMLs and integrate with external systems.
• Marketplace & Gamification Systems: Developed Node.js + React platforms with user roles, scoring, reservations and business rules.
• Fuel Price Analytics Platform: ETL pipelines and dashboards with geospatial visualization, filters and analytics over large public datasets.

• Built data ingestion and cleaning pipelines using Pandas and SQL for large CSV and government datasets.
• Implemented analytics APIs and dashboards with performance-optimized queries and aggregation logic.

• Production deployments using Docker Compose, Linux servers and VPS environments.
• Managed databases, background workers, reverse proxies and environment configuration for scalable services.

• Python, TypeScript, JavaScript
• C, C++, Java, Haskell
• Verilog, x86 Assembly

• Flask, Node.js, Express
• REST APIs, Next.js, React, HTML, CSS

• Pandas, NumPy, Scikit-learn
• Librosa, Matplotlib
• ETL Pipelines, Web Scraping, RPA

• PostgreSQL, SQLite
• Redis, DynamoDB

• Docker, Linux, VPS
• Git, CI/CD basics
• Networking (TCP/UDP, RDT 3.0)
• n8n, system automation, bootloaders

• 📧 Email: DaniloLDCarvalho@gmail.com
• 💼 LinkedIn: https://www.linkedin.com/in/daniloldcarvalho/

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