On AppCívico (same team/owners of b-datum) I help with the development of new systems and keep older applications stable and running 24/7.Mainly focused on databases, infrastructure deployment and backend code.

b-bdaum has the same team/owner of AwareB-datum was a startup to backup computers files, but after a while we turned out to backup cameras only. This product is now (2022) managed by AppCívico, the website can be accessed on https://b-cam.com.br/Backend is written mainly in Perl and HTML/Javascript for the web. Golang is used for a custom data format, to optimize the number of object storage files

During the first months, I developed a close source white label e-commerce solution for small stores. - Backend and web was written in Perl, but the customer wanted all behaviors to be implemented on the database with SQL functions, so it was mainly written in SQL! Even though it was closed source, we (Aware) created and open-sourced parts of the payment Integration and made available on CPAN (Business::CPI::Gateway::*)In parallel, started the devlopement of the backend for… Show more During the first months, I developed a close source white label e-commerce solution for small stores. - Backend and web was written in Perl, but the customer wanted all behaviors to be implemented on the database with SQL functions, so it was mainly written in SQL! Even though it was closed source, we (Aware) created and open-sourced parts of the payment Integration and made available on CPAN (Business::CPI::Gateway::*)In parallel, started the devlopement of the backend for Iota, it's open source (https://github.com/iotaorg/Iota-RNSP), the project is still in use but is not actively developed anymore Show less

Contact deduplication and event analtyics for Natura.Develop internal panels for visualization with PHP, data was processed with on the Linux side, C# on the windows site for the source database (SQLServer), analytics database was PostgreSQL.

Scripts for generating PostScript/PDF with variable data for commercial printers, with some custom site integrations for some customersWeb Developer using PHP, server-side perl. Multiple projects, somes projects:- Website with indicators to track pollution emissions, water consume, etc, in the industry (cosmetics multinational)- Website for a cosmetics multinational, each period were request an .docx, to be rendered on Word and then printed/mailed for their affiliates