Gustavo H. Mascarenhas Machado

Software Engineer - Asunción, Paraguay

+595 972 448 642
+55 41 99639 3490
[email protected]

Who am I?

I help online business implement conversion optimized strategies through software solutions.

I'm a Software Engineer with 7 years of experience, focused on building scalable, efficient and business aligned web applications and on maintaining and modernizing legacy systems.

General experience:

  • Real world experience in large scale applications written in PHP, Ruby, Scala, PostgreSQL, MySQL and frontend technologies such as Angular
  • Hands-on experience on conversion optimization and user experience (UX)
  • Well versed in Linux & cloud systems administration
  • MBA focused on Business Intelligence
  • Background in Biomedical Sciences (Bachelor)
  • Knowledge of English, French, Portuguese and Spanish


Global Supps LLC (2016 – now)

Software Engineer

  • I designed, implemented and deployed software products that generate millions of dollars in revenue
  • I coordinated third-party contractors to deliver timely, business-tailored and on budget solutions
  • I devised conversion optimization strategies through data-centric approaches that resulted in increased revenue

Independent Consultant (2010 – now)

Software Engineer

  • I implemented new features on a e-commerce website that brought down response times by 50% and increased revenue by 200%
  • I improved legacy applications, making them safer, more reliable and easier to maintain
  • I fixed broken and partially implemented applications, making them functional again
  • I devised new business strategies that brought more revenue and delivered better - and measurable - results to an e-commerce business
  • I advised multiple business on hiring decisions, evaluated new projects and third-party proposals and supervised projects executed by contractors

EBANX Ltd. (2014 – 2015)

Integration Manager

  • I effectively managed the Integration Team, delivering impressive results with the company's smallest team
  • I coordinated the development of new integration solutions, which allowed new customers to integrate with our systems and which increased the company's revenue
  • I assisted our Sales team during business negotiations by selling the technical aspects of our product and helping close multimillion-dollar contracts

EBANX Ltd. (2013 – 2014)

Integration Specialist

  • I assisted our customers to solve technical issues, decreasing ticket response times and improving customer satisfaction
  • I implemented new integration methods that decreased the integration time from many days to less than an hour

Meta IT Services (2013 – 2013)

Developer Analyst

  • I modernized and documented several modules from a legacy ERP through reverse engineering
  • I created a new standard user interface that improved the user experience substantially
  • I wrote a guide on optimization for the PostgreSQL database that was used by the entire team

Tradincom Ltda. (2011 – 2013)

Software Engineer/Partner

  • I developed a business-oriented social network focused on the agricultural commodities market
  • I built a tool for trading agricultural commodities online (undisclosed)

Cripon (2010 – 2011)


  • I developed, customized and sold a group buying software which was used by hundreds of brazilian websites.

Embrapa Florestas (2010 – 2010)


VALVe Corporation (2006 – 2008)

Support Wiki Translator


MBA - Business Intelligence (2016 - 2017)

Universidade Positivo

Bachelor of Information Systems (2013 - 2016)

Universidade Tecnológica Federal do Paraná

CORe - Credential of Readiness (2015 - 2015)

HBX | Harvard Business School

Bachelor of Computer Engineering (2011 - 2013)

Universidade Tecnológica Federal do Paraná

Bachelor of Biomedical Sciences (2007 - 2010)

Faculdades Pequene Príncipe