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Eduardo Luttner, Data Engineering Developer in Belo Horizonte - State of Minas Gerais, Brazil
Eduardo Luttner

Data Engineering Developer in Belo Horizonte - State of Minas Gerais, Brazil

Member since July 30, 2015
With over fifteen years of professional software developer background, Eduardo has the experience and skills to fulfill both data science and data engineering roles. He greatly enjoys using machine learning and analytics to help businesses take advantage of their data.
Eduardo is now available for hire



  • Back-end Development, 16 years
  • Data Engineering, 16 years
  • Python, 10 years
  • Node.js, 8 years
  • Amazon Web Services (AWS), 6 years
  • CTO, 4 years
  • Go, 2 years
Belo Horizonte - State of Minas Gerais, Brazil



Preferred Environment

VS Code, Bash, Go, Python, Node.js, Docker

The most amazing...

...system I've created was one to predict fraud in ACH transactions with competing models to provide the best results.


  • Go Engineer

    2018 - 2018
    • Developed back-end microservices with Golang/AWS/Python.
    Technologies: Go, Microservices
  • Team Manager

    2018 - 2018
    University of Colorado Boulder (via Toptal)
    • Managed products and projects.
    Technologies: Python, Go, Node.js
  • Senior Software Engineer

    2017 - 2018
    Eyeball Division (via Toptal)
    • Fixed production errors.
    • Optimized processes.
    • Developed data ETL processes.
    Technologies: Node.js, Python
  • Senior Python Engineer

    2016 - 2018
    Univeristy of Colorado Boulder (via Toptal)
    • Created a data anonymizer.
    • Created the ETL processes for the Office of Data Analytics.
    • Hosted a hackathon.
    • Implemented/fixed Kafka connectors.
    • Improved the software development process.
    • ETL from/to spark cluster.
    Technologies: Python, Kafka, Scala, Oracle, MongoD, Go
  • Senior PHP Developer

    2016 - 2016
    Striker Systems (via Toptal)
    • Migrated the website hosting from private servers to Heroku.
    • Maintained code quality.
    • Developed process improvements.
    Technologies: PHP, MySQL
  • Senior Python Developer

    2015 - 2016
    Arivale (via Toptal)
    • Provided a solution for the company website (
    • Migrated the company website to host on AWS.
    Technologies: Python, AWS, WordPress
  • Consultant

    2014 - 2015
    • Designed a framework for fraud detection in online transactions.
    • Created a set of tools to aggregate information from bank accounts.
    • Created a desktop application to manage funds in bank accounts.
    • Developed a process to create models for fraud detection.
    • Created a system to report and alert fraud in online transactions.
    Technologies: Python, R, AWS, Oracle
  • IT Architect

    2005 - 2015
    • Created a framework for predictive analytics.
    • Created a system dashboard for analytics.
    • Worked with IBM Research to develop predictive models for IBM projects.
    • Created a set of automation tools for predictive analytics.
    • Developed a set of data validation models for predictive analytics.
    • Designed ETL processes to aggregate data from different teams.
    Technologies: Java, Python, Shell, SQL, Go
  • CTO

    2010 - 2014
    • Created a system to manage herds (50k+ heads) for big farms in Brazil.
    • Developed a synchronization system to allow data transfer from a server and client machines used to collect data.
    • Created a framework to integrate ERP systems with our management software.
    • Created a set of predictive tools for cattle management.
    • Created an API to generate reports from the central server.
    • Hired and developed a team of 15 developers.
    Technologies: C#, MS SQL, Python, Django, PHP, AWS, Go


  • CUB (Development)

    This is a system to calculate and maintain an important index for real state market in Brazil.

  • Rural Sustentavel (Development)

    This website is a portal created for IADB (Inter American Development Bank) to select and transfer money to small farmers in Brazil who want to preserve part of the forests in their territories

  • Segcon (Development)

    This system is used for the construction industry in Brazil to create a checklist of security issues (according to the technical norms) that may happen in a construction field.

  • Eduardo is a mentor in the Toptal Global Mentor’s Program. This program is a partnership between Toptal and General Assembly to provide high quality mentorship for students from minority and low income backgrounds who are looking to begin their careers as professional software engineers. Eduardo shows commitment to diversity in tech by mentoring a General Assembly student every week for a year, covering everything from coding tips and tricks to advice on making it in the industry.


  • Languages

    JavaScript, Python, SQL, Go
  • Libraries/APIs

  • Paradigms

    ETL, Serverless Architecture, Asynchronous Development, Continuous Integration (CI), Test-driven Development (TDD)
  • Platforms

    Amazon Web Services (AWS), Docker, Google App Engine, Linux, Heroku
  • Storage

    MongoDB, PostgreSQL, MySQL
  • Other

    Software Engineering, CTO, Data Engineering, Software Design, Back-end Development, APIs, Big Data, Software Architecture, Machine Learning, Artificial Intelligence (AI)
  • Tools



  • Certificate in Innovation and Entrepreneurship
    2014 - 2014
    Stanford Center for Professional Development - Online
  • Coursework towards a master's degree in Optimization
    2013 - 2014
    UFMG - Belo Horizonte/MG/Brazil
  • Coursework towards a master's degree in Databases
    2010 - 2011
    UFMG - Belo Horizonte/Brazil/MG
  • Bachelor's degree in Electrical Engineering
    1998 - 2003
    Unicamp - Brazil
  • Bachelor's degree in Electronics Engineering
    2001 - 2002
    Politecnico di Torino - Turim/Italy
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