Gustavo J. Elizeta

Full-Stack Software Engineer

Specializing in PowerBuilder & Legacy System Modernization | Open to Relocation (NA/EU)

About Me

I am a highly skilled Systems Analyst and Full-Stack Developer with over 5 years of experience building, sustaining, and modernizing robust enterprise applications. My core expertise lies in PowerBuilder, complex database architecture (Oracle, Sybase, SQL Anywhere), and system integrations (C++, .NET). I am currently targeting international opportunities where I can leverage my deep knowledge of legacy systems and modern architectural patterns (DDD) to solve critical business challenges.

Experience

Systems Analyst - Mid-Level Conquest One 2026 - Present
  • Develop and maintain applications using PowerBuilder 2019 within the accounting domain.
  • Ensure the maintenance, sustainability, and evolution of critical legacy systems.
  • Design and implement cross-platform integrations between PowerBuilder and .NET environments.
  • Manage databases using SQL Anywhere 16 and 17.
  • Utilize Git for version control and Microsoft Azure for DevOps workflows.
Full-Stack Developer (PowerBuilder) VixTeam Consultoria e Sistemas 2021 - 2026
  • Developed robust desktop systems utilizing PowerBuilder, DataWindows, and PFC architecture.
  • Engineered backend solutions by creating Stored Procedures, Triggers, and Views in Sybase, Oracle, and SQL Server for high-volume data environments.
  • Conducted technical requirements analysis, system architecture with Domain-Driven Design (DDD), and complex data modeling.
  • Spearheaded modernization efforts by integrating PowerBuilder applications with C++ components.
  • Acted as Scrum Master to lead agile teams and managed CI/CD pipelines via Git/TFS in Azure DevOps.
Educational Instructor Cool Code 2020 - 2022
  • Taught robotics using Arduino and Microbit, alongside programming in C and block-based languages.

Education

B.S. Computer Engineering Universidade Internacional (Uninter) 2025 - Present

Tech Stack

PowerBuilder
DataWindows / PFC
Sybase
Oracle
SQL Anywhere
SQL Server
.NET
C++
C#
Python
Azure DevOps
Git
Scrum Master
Power BI

Let's Connect

Currently based in Serra, ES, Brazil, and actively seeking remote or relocation opportunities in North America and Europe.

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