Maintenance and development of Windchill x SAP integration (Use of Tibco tool using scripts in XML and JavaScript) Maintenance and development of improvements in the Cost Application in the Thingworx environment using data from SAP and Windchill. I taught a Thingworx Fundamentals course for a vehicle and truck manufacturing company.

Maintenance of the company's own ERP in Embarcadero Delphi 10 (currently 10.4) with Object Oriented sources, using interfaces or classes directly. Access to information with MSSQL server database.Versioning using our own tool added to the IDE, for creating, maintaining and completing a branch, using SVN resources.Task control with its own ticketing system.Maintenance of several satellite applications that complement the main ERP functions.Maintenance and use of a Centralized Management Tool, where we create tables, relationships, queries, reports, registrations and various processes (such as data import/export, registrations, etc.) with little or no code.Creation of different reports with multibands and/or sub-reports, using ReportBuilder.Creation and maintenance of Soap and Rest WebServices, which can be accessed via internal or external network, with features for desktop or mobile.Creation of application integration with Swagger to document services and entities.I worked as a technical text editor for the company's KB (Knowledge base). And also a document for the Publication of New Versions.

Responsible for the maintenance of Point of Sale (POS) applications from January/2019 to February/2020, initially one for the Client/Server environment and another for the Cloud, both in Delphi 7. I migrated, integrated and implemented a single application in Delphi 10 capable of serving both environments with few configuration changes, new functionalities and technological modernization of components, new classes and functions, as well as some visual improvements.Developed an integration tool for Customer Management, Stores and e-commerce, simultaneous processing and competitors with the Embarcadero tool - Delphi 10.I developed a tool to migrate sources from Borland Delphi 7 to Embarcadero Delphi 10 version with MultiThread and parallelism (which reduced processing time by approx. 60~70%), with portability of components, functions and libraries, maintaining the functionality and operability of the system.New implementations and maintenance of ERP Profit in Object Pascal language in Borland Delphi 7 environment, high performance data access, reports and listings with filters and analysis; systems integration (import/export) via TXT/Word/Excel/XML/JSON/HTML using HTTP/Sockets/Files; single or multi-process using Threads; compression (Zip,Rar etc.); data encryption. Among other features and needs.Developed DLL in C# to integrate POS application services in the cloud.

I worked in the maintenance of the integrated system in Delphi 6 and Database MySQL. Administrative and operational control routines from the stock to the supply of fuel sales, making the issue local or through the web for integration with the branches, local approval or by phone, control of physical and chemical characteristics of fuels, import data to the tax authorities, various reports generating spreadsheets and / or Local Print / PDF, among many other functions. I worked also in maintaining the emission control system and NF-e and Delphi 7 with improvement through multitask with threads, sending personalized email with Danfe and billed xml, integration by DB, web and e-mail; Database Administrator MySQL 3.23. I worked with Totvs 11 system, ADVPL developer and using SQL Server database. I made some customization and support routines for the stock department and board of Directors.

Maintenance of Internal Integrated System with Delphi 6 and MySQL 3.23 Database. Development of routines for various sectors such as Board of Directors, Sales/Commercial, Administrative and Operational. Access control, Issuance of orders with local approval and/or by cell phone, sales and fuel stock, control of physical-chemical characteristics, import of data for tax authorities, various reports in spreadsheets or printing/exporting to PDF, integration via BD, web or email, among other functions. I also worked on the maintenance of the NF-e issuance and control system in Delphi 7 with MultiThread, sending personalized e-mails with danfe and invoiced xml.

Company administration, financial control, employee training, customer support, equipment maintenance and other relevant functions.

Maintenance and development of systems in the versions of Delphi 5, 6 and 7. Database Management in paradox, interbase and firebird. Customer Support / users of various industries.

Maintenance and development of systems in the versions of Delphi 5, 6 and 7. Database Management in paradox, interbase and firebird. Customer Support / users of various industries. Led team of up to 4 developers

Autonomous / Microentrepreneur Development and maintenance of systems for small businesses and companies in Dbase/Clipper/FoxPro and Delphi. Support for home and business users, implementation of complete networks (cabling, configuration and training) and IT technical consulting.