Projects

Backend services, integrations, and data systems — built for real-world production environments.

IntegrationFeatured
Production

NF-e Integration Engine

Automated processing pipeline for electronic fiscal documents with end-to-end validation and Oracle storage.

  • Processes 10,000+ fiscal documents per day with 99.9% uptime
  • Complex business rule engine with configurable validation layers
JavaOracle DBXML/XSLTREST APIsPL/SQL
Internal Project
BackendFeatured
Completed

Internal Data API

RESTful API service built with Node.js and TypeScript to expose operational data and business logic to internal consumers.

  • Typed request/response contracts with runtime validation
  • Replaced ad-hoc DB queries with structured, versioned endpoints
Node.jsTypeScriptREST APIsOracle DBSQL
Internal Project
IntegrationFeatured
Production

SAP–Oracle Data Bridge

Bidirectional synchronization layer between SAP ERP and Oracle databases with conflict resolution.

  • Zero data loss architecture with idempotent operations
  • Conflict resolution engine with configurable strategies
JavaSAP RFCOracle DBPythonPL/SQL
Internal Project
Data & Analytics
Completed

ETL Processing Pipeline

Python-based data pipeline that extracts, transforms, and loads operational records between heterogeneous systems.

  • Modular pipeline stages: extract, validate, transform, load
  • Configurable per-entity transformation rules
PythonOracle DBREST APIsSQLJSON
Internal Project
Data & Analytics
Completed

Oracle DB Performance Suite

Query analysis and optimization toolkit for large Oracle databases in high-throughput environments.

  • Reduced average query execution time by 70% across critical reports
  • Automated index analysis identifying missing and redundant indexes
Oracle DBPL/SQLPythonPower BISQL
Internal Project
Automation
Production

Fiscal Compliance Automation

Python automation suite for fiscal compliance validation, DFe processing, and regulatory reporting.

  • Automated daily compliance checks replacing manual processes
  • Anomaly detection with configurable threshold rules
PythonOracle DBREST APIsXMLPower BI
Internal Project