Technical Case Studies

Detailed breakdown of engineering challenges, architectural decisions, and automation solutions delivered across multiple industries.

Lead Backend Engineer @ Grupo Spec

2025 - Present

Monolith to Microservices

Led the migration of a legacy system to a distributed microservices architecture using Domain-Driven Design (DDD) to improve scalability.

.NET Core Docker SQL Server

Python Data Sync Pipeline

Engineered a robust automated ETL pipeline using Python and Pandas to ensure data integrity between critical databases.

Python Pandas Azure DF

DevOps & CI/CD

Standardized CI/CD pipelines using GitHub Actions and containerized deployments to Azure Kubernetes Service (AKS).

Kubernetes GitHub Actions Docker

Senior Software Engineer @ Visma

Previous

Cloud Security Hardening

Ensured GDPR compliance by implementing OAuth2/OpenID Connect and configuring Azure Key Vault for secure secret management.

Azure Key Vault OAuth2 .NET Core

API Performance Tuning

Reduced API response time by ~300ms by optimizing LINQ queries and implementing Redis caching strategies for high-load services.

Redis LINQ Performance

Mid Software Engineer @ Quadis

Previous

Monolith Decoupling

Orchestrated the "Strangler Fig" pattern to isolate migration modules, enabling a gradual transition to .NET Core.

.NET Core Architecture

Business Logic Automation

Developed Python scripts to parse, clean, and load data directly into analytical databases, increasing processing speed by 40%.

Python Pandas SQL

Inventory Reconciliation

Built a nightly reconciliation tool using Python to compare datasets and a .NET background service to auto-correct anomalies.

Python .NET Background Svc

Mid Software Engineer @ Alten

Previous

SQL Optimization

Redesigned relational schemas and optimized heavy T-SQL stored procedures for critical reporting dashboards.

SQL Server T-SQL Tuning

Hybrid Banking Pipeline

Created a Python service using advanced Regex to parse unstructured data from legacy files for a banking client API.

Python Regex .NET API

Software Engineer @ Sea Master

Previous

Enterprise DMS System

Designed a Document Management System using Angular for the frontend and .NET Core REST APIs with Azure Blob Storage.

Angular .NET Core Azure Blob

Intelligent Extraction

Integrated a Python OCR/scraping module triggered by .NET events to automatically extract metadata from uploaded PDFs.

Python OCR Automation