* Managed and automated the after-sales process, reducing the average lead-timefrom 90 to 20 days.* Increased web lead conversion by 20% with A/B tests and customer surveys.* Led the selection and adoption of a CRM solution.* Developed and monitored sales and operations KPIs.* Integrated different SaaS solutions using Zapier and Python.

* Conducted experiments to validate the MVP value proposition.* Implemented a real time pricing algorithm with Python, Java and BigQuery.* Full stack development using Polymer, Python, AWS and Zapier.* Designed and managed an online pre-owned cars acquisition process,coordinating internal and third party resources.

The main project of Mobii was the Sem Parar Taxi app, a mobile cab hailing app created to enable the Sem Parar customers to call taxis and pay later in their monthly bill.As a CTO, responsible for long term decisions regarding the technology adoption to support business decisions. Also played a main role in the adoption of OKRs methodology for goal setting and management inside the company.As a product manager, responsible for taxi driver acquisition and engagement, and also for support payment processing operations.As a team leader, responsible for hiring new developers and maintaining a productive culture.As an architect, responsible for defining the overall system architecture, APIs and technologies involved.As a developer, responsible for building the initial backend systems and for later integration with our partners legacy systems.

Writer of technical articles and tutorials about hardware technologies such as Arduino and Raspberry Pi.Project manager of new electronic products created by hobbyists.Hardware and software research.

Founder and CEO of an Assistive Technology company.Raised US$40K+ among angel investors and crowdfunding campaigns.Lead engineer of Prisma, a color and money reader for blind people. Project, architecture and implementation of hardware and software. Enclosure design and usability studies.Production and supply chain supervisor.

Producer of SITRAER (Simpósio Internacional de Transporte Aéreo), the Brazilian largest academic conference in the air transport area.Supervisor of undergrad students conducting research in reliability and safety engineering.Reliability and safety analyst of subway systems. Including traffic, station and train control software.

Software developer working with Python and internal ticket systems.

Website design and development.Analysis, design and development of a web based system that enabled social institutions to share project ideas with engineering students.

Developed a financial simulator to assess risk of FIDC funds, a Brazilian type of fund composed of receivables.Website design and development.IT and network maintenance for a mid-sized office

LARC (Laboratory of Computer Networks and Architecture) of the University of São PauloDeveloped a testbed for overlay networks. A set of next-generation network protocols proposed between the TCP and IP layers.Developed an add-on to Wireshark, an open source network protocol analyzer.

Developed a mobile based two-factor authentication system for bank institutions.Developed an internet banking simulator for two-factor authentication testing.Developed a configuration tool for managing two-factor authentication server configurations with digital signing and traceability.

Developed a web based project submission system for FEBRACE, the biggest Brazilian science and engineering fair for high school students.Developed online educational games to help children learn about music theory.

HardINFO was the company behind hardMOB, the most visited game website in Brazil in the 2000s (around 10K regular users).Website development for gamers community. Project, architecture, implementation and server maintenance of an ASP website.

Infantry soldier and office assistant during the mandatory military service.