
Victor Rezende
@victorrezende
I improve business-critical ERP systems through Oracle, PL/SQL, SQL performance, REST APIs, and Python automation.
What I'm looking for
At TOTVS, I deliver business-critical ERP software across sales, pricing, order-processing, validation, and enterprise operations. I work across Delphi, Oracle Database, PL/SQL, SQL, REST APIs, automation, performance, and production support.
I improved a core pricing workflow by more than 98%, taking execution from minutes to seconds while preserving business rules and delivery safety. I also expanded database validation from 12–20 manual tests requiring 4–12 hours to more than 2,000 automated tests completed in minutes.
Previously at Tron, I built enterprise software, REST integrations, and automation for accounting, cost analysis, financial operations, and business-performance systems. My Python, PowerShell, and WSL automation reduced a validation flow from eight hours per day to less than 20 minutes and generated more than 2,000 engineering hours of recurring annual savings.
I enjoy improving complex legacy systems where reliability, data consistency, performance, and safe delivery matter. I bring root cause analysis, database optimization, technical documentation, troubleshooting, migration automation, and practical support for teams adopting stronger engineering standards.
Experience
Work history, roles, and key accomplishments
• Deliver business-critical ERP software across user-facing workflows, backend logic, Oracle Database, PL/SQL, SQL, REST APIs, automation, performance, and production support.
• Develop and maintain sales, pricing, order-processing, validation, and enterprise-operation workflows using Delphi, Oracle Database, PL/SQL, SQL, REST APIs, and internal tools.
• Perform root cause analysis, SQL troublesho
• Delivered enterprise software, automation, REST integrations, and modernization initiatives across accounting, cost analysis, financial operations, and business performance systems.
• Developed and maintained business-critical applications using Delphi, Firebird/SQL, REST APIs, and internal tools, with selected contributions involving PHP, Laravel, Vue.js, C#, and React.
• Built Python, PowerShe
• Contributed to enterprise software and database migration initiatives, focusing on automation, data validation, technical analysis, onboarding support, and process standardization.
• Designed and built a centralized database migration automation solution that transformed a highly manual onboarding workflow into a scalable software-driven process.
• Automated and standardized repetitive migration
Internship in the Finance Department
Jan 2019 - Jul 2019 (6 months)
Supported finance and administrative operations in a public-sector environment, working with documentation, internal processes, data validation, financial routines, and operational controls. Developed experience with process organization, analytical review, stakeholder communication, and accuracy in regulated workflows.
Managed rental-related customer interactions, property information, documentation, negotiation support, and issue analysis. Strengthened skills in client communication, requirements gathering, contract-oriented workflows, root cause analysis, business process follow-up, and problem solving in customer-facing operations.
Supported HR and people-operations processes involving candidate communication, documentation, internal controls, process analysis, and administrative workflows. Built experience in structured communication, operational organization, stakeholder management, root cause analysis, and process improvement.
Supported administrative and operational routines in a distribution environment, working with documentation, internal processes, data checking, reporting support, and business workflow organization. Developed a foundation in process discipline, data accuracy, operational controls, and cross-functional communication.
Supported administrative and operational activities, including documentation, internal routines, process follow-up, and team assistance. Built an early foundation in professional communication, organization, responsibility, operational discipline, and business process execution.
Education
Degrees, certifications, and relevant coursework
Pontifícia Universidade Católica de Goiás
Technologist, Big data and artificial intelligence
2021 - 2023
Practical knowledge in the fields of Big Data, Mathematics, Statistics, Python, Advanced Statistics, Machine & Deep Learning.
Pontifícia Universidade Católica de Goiás
Bachelor's Degree in Administration, Administração, Negócios e Marketing
2013 - 2017
The Administration course trains professionals with a systemic view of the main approaches necessary for organizational management.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Social media
Job categories
Skills
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