Contributions in hardware and firmware during the evolution of an unsecured payment solution, not PCI, to another product more centralized in the needs observed by the customers of the previous line of this equipment. Delivering the same value, but with a larger margin.After this activity, I started to elaborate the schematic of a mobile Point of Sale, an activity in which I didn't finish participating to join the team that was structuring the company's Product Engineering.I assumed the post of Quality Assurance and Quality Control engineer in this restructuring, working with the elaboration of test procedures, adaptation of the products to the segment norms and stress tests, approvals and validations.

Contributions in hardware and firmware during the development of equipment to analyze, troubleshoot and measure the optical power of a fiber optic transmission, OTDR, VFL, OPM and OPM PON respectively.

Debugging and development of hardware and firmware in the engineering department for the optical fiber products.