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PkLavc/README.md

Hi, I'm Patrick Araujo

Typing SVG

About Me

Software Engineer specializing in Backend Development, Process Automation, and System Integration. I have a proven track record in architecting solutions using Python, JavaScript, and REST APIs, with a strong focus on scalability and data reliability (QA/SDET).

As a Computer Engineering student, I excel at translating complex business rules into automated workflows and high-precision dashboards. With hands-on experience in server configuration, data pipelines, and Cloud fundamentals (AWS/Azure), I am dedicated to delivering robust software solutions that drive operational efficiency.

Professional Experience

Software Engineer (Backend & Automation) — Loja do Sapo
September 2025 – Present

  • Technical Leadership: Lead architect for end-to-end automation solutions and system integrations, ensuring 100% functional integrity.
  • API Integrations: Developing and maintaining complex REST API integrations (Google Cloud, Zoho, and third-party services) for business-critical workflows.
  • Infrastructure: Technical owner for internal backend applications and server configuration, monitoring stability and performance.
  • Data Engineering: Developing advanced data pipelines and KPI dashboards (Looker Studio) to support executive decision-making.

Software Developer (Data & Workflows) October 2024 – August 2025

  • Low-Code Automation: Implemented business rules and validated workflows using Deluge, Python, and JavaScript.
  • Business Intelligence: Created data architectures for Looker Studio reporting, ensuring accuracy of real-time operational metrics.


Software Engineer (Systems Integration) — iCaiu
March 2025 – Present

  • Workflow Optimization: Engineered internal automation processes, ensuring system interoperability and reducing bottlenecks.
  • Quality Assurance (QA/SDET): Performing functional testing, identifying API-layer bugs, and validating technical requirements.
  • Specialized Support: Diagnosing high-complexity technical failures and implementing preventive fixes for seamless data flows.


Operations & Tech Support Specialist — WR Auto Peças
November 2015 – February 2026

  • Process Automation: Developed internal data analysis tools and administrative automation scripts using Python.
  • Web Development: Built and maintained the company’s institutional website and internal digital support tools using HTML/CSS.
  • System Administration: Managed fiscal and administrative systems, ensuring technical compliance and data integrity over a 10-year tenure.

Core Skills

 Programming & Scripting

  • Languages: Python, JavaScript, SQL, Deluge
  • Technical Base: C#, Java, C++, OOP, Data Structures

 Automation & QA

  • Integrations: REST APIs, API Design, Webhooks, Third-Party Services
  • Quality: Functional Testing, SDET, Process Automation (n8n, Zoho)

 Infrastructure & Cloud

  • Cloud: AWS & Azure Fundamentals, CI/CD Fundamentals
  • Systems: Linux (Server Management), Shell Scripting, Docker

 Data & Analytics

  • BI: Looker Studio, Power BI, KPI Dashboards
  • Engineering: Data Pipelines, ETL, PostgreSQL, SQL Optimization

 Computer Engineering

  • Hardware: Computer Architecture, Digital Systems, Electronics
  • Systems: Embedded Systems, Low-Level Programming (C/C++)

Courses & Certifications

Data Engineering & Software Development

  • Foundations: Data, Data, Everywhere — Google
  • Tools of the Trade: Linux and SQL — Google
  • Python with RPA and Real Project Creation — Udemy
  • Complete C# Object-Oriented Programming + Projects — Udemy
  • Algorithms and Programming Logic — Udemy

Cloud, DevOps & Observability

  • Datadog Foundation — Datadog
  • Cloud Computing Fundamentals — Udemy
  • Linux Fundamentals — Udemy
  • System Administration & Infrastructure Basics — Udemy

Cybersecurity & Systems

  • Foundations of Cybersecurity — Google
  • Connect and Protect: Networks and Network Security — Google
  • Play It Safe: Manage Security Risks — Google

Data Analysis & Visualization

  • Data Analysis & Analytics — Udemy
  • Dashboards, KPIs, and Looker Studio — Udemy
  • Power BI (Advanced, VBA & Macros) — Udemy

Languages & Communication

  • Business English (Parts 1, 2, 3) — Santander
  • English Fundamentals — University of Pennsylvania
  • English — Kultivi

Leadership & Management

  • Leadership and People Management — SEBRAE
  • Financial Management — SEBRAE
  • Recruitment and Selection — SEBRAE
  • Ethics and Integrity — SEBRAE

Education

Bachelor’s Degree in Computer Engineering
Centro Universitário Newton Paiva
2024 – 2028

GIF Contact

LinkedIn    Email

GIF  Languages I Use the Most

Python AWS REST APIs JavaScript Docker PostgreSQL

GIF  Other Languages (Courses & Certifications)

MySQL C# C++ C

GIF GitHub Stats

pacman contribution graph

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  1. cloud-deployment-showcase cloud-deployment-showcase Public

    Enterprise-grade Cloud Deployment Showcase featuring production-ready patterns. Demonstrates container orchestration with Docker & Nginx, Infrastructure as Code (IaC), multi-cloud strategies, and a…

    Shell

  2. codepulse-monorepo codepulse-monorepo Public

    High-Reliability Code Execution Engine - Monorepo with React Frontend, Node.js Backend, E2E Tests & High QA Coverage

    TypeScript

  3. event-driven-integration-service event-driven-integration-service Public

    Enterprise-grade Event-Driven Webhook Service built with NestJS. Architected for high-reliability processing of mission-critical data from Stripe, PayPal, and GitHub. Features include HMAC security…

    TypeScript

  4. aegis-sentinel aegis-sentinel Public

    Autonomous infrastructure recovery engine featuring predictive anomaly detection and self-healing capabilities for critical backend systems.

    Python 1

  5. cipher-gate cipher-gate Public

    A high-performance Zero-Trust security proxy designed for data privacy and compliance. Implements dynamic data masking (DDM), AES-256 encryption, and automated PII detection to secure sensitive dat…

    Python

  6. os-resource-optimizer os-resource-optimizer Public

    A systems engineering simulator designed to optimize CPU scheduling and memory allocation. Built in C++, it demonstrates low-level resource management, algorithmic efficiency, and operating system …

    C++