LANGUAGES

Portuguese

Native

English

Advanced

SKILLS

Git
13 years
Python
13 years
SQL
11 years
DevOps
9 years
Machine Learning
6 years
Cloud Computing
6 years
Docker
6 years

Rennan Cockles

Software Engineer | Machine Learning Engineer | Python Specialist

About me

Brazilian Software Engineer and Machine Learning Engineer with over 10 years of experience across national and multinational companies.

Holding a Bachelor's in Computer Engineering and a Post-Graduation in Analytics, I excel in developing data-driven solutions and optimizing processes using cutting-edge technologies.

Education

  • Bachelor of Science in Computer Engineering 2012 - 2017
    State University of Rio de Janeiro, UERJ Nova Friburgo - RJ
  • Post-Graduation in Analytics and Business Intelligence 2020 - 2022
    Pontifical Catholic University of Minas Gerais, PUCMG Belo Horizonte - MG
  • Post-Graduation in Technical Leadership 2025 - 2026
    Full Cycle Technology, FCTECH São Paulo - SP

Work experience

  • Technical Lead / Senior Machine Learning Engineer 2021-12 - Present
    Blue Orange Digital New York - NY • Remote

    Led the development and implementation of machine learning platforms for a global credit report company, optimizing analytics and automation for clients in over 100 countries. Collaborated with cross-functional teams to deliver innovative AI solutions.

    Skills: Python, FastAPI, Docker, Git, Jenkins, AWS Cloud, Terraform, Kubernetes, PostgreSQL, Redis, Databricks, LLM, Machine Learning

  • Technical Lead / Data Engineering Specialist 2021-05 - 2023-10
    Wittel São Paulo - SP • Remote

    As the technical leader of the Innovation team, spearheaded data-driven initiatives using AI to enhance competitiveness. Architected AWS solutions and guided teams in developing machine learning technology.

    Skills: Python, FastAPI, VueJS, Spark, Git, Docker, PostgreSQL, MySQL, Bitbucket, Bitbucket Pipelines, Databricks, AWS Cloud

  • Senior Data Scientist 2020-07 - 2021-05
    Via Varejo São Caetano - SP • Remote

    Developed strategic pricing tools in collaboration with business teams, enhancing decision-making processes and pricing strategies through advanced analytics.

    Skills: Linux, Python, VueJS, Spark, Pandas, Alteryx, Jenkins, Docker, Databricks, Azure Cloud, Data Factory, Data Lake, Nginx, Git

  • Machine Learning Engineer & Software Engineer 2018-05 - 2020-07
    Synnex Westcon-Comstor Latam Miami - FL • Remote

    Led machine learning projects from inception to deployment, developing Python APIs and configuring server environments for robust applications. Engaged with business teams to deliver software solutions using SCRUM and Kanban methodologies, enhancing operational efficiencies and application deployments.

    Skills: Python, Keras, Scikit-Learn, Pandas, Git, Jenkins, C#, .NET (Framework and Core), HTML, CSS, JavaScript, AngularJS, VueJS, SQL Server

  • Network Analyst 2017-08 - 2018-04
    Gigalink Nova Friburgo - RJ

    Configuration of Cisco, Huawei, Datacom and MikroTik equipment, network expansion projects, user support, network management and monitoring, development of tools such as: Bash scripts to use (or not) with Nagios for monitoring the power (dBm) and traffic (Mbps) of SFPs; Web application for mapping and monitoring the company's backbone in real time warning link faults through a bot in telegram; Cacti graph templates for Huawei devices; Web application with maps to assist network expansion projects; Telegram bot to inform devices status.

    Skills: Python, Bash, Network Protocols, Routing, HTML, CSS, JavaScript

  • Full Stack Developer 2016-05 - 2017-07
    Gigalink Nova Friburgo - RJ

    Development of the company's ERP using Ruby on Rails. Responsible for the development of tools such as: Internet instalation viability script for clients; Sales funnel application; Data warehouse application and infrastructure; BI tool integrated with the ERP to analyze the most valuable KPIs.

    Skills: Ruby, Ruby on Rails, Postgres, Git, Jenkins, HTML, CSS, JavaScript

  • Intern 2015-07 - 2016-04
    VGN Nova Friburgo - RJ

    Management of Ubuntu servers and software development in computer vision field, working with: Object recognition; Event detection; Image processing.

    Skills: Linux, Git, Python, Bash Script, OpenCV, MongoDB, MySql

  • Internship / Researcher 2013-08 - 2016-07
    State University of Rio de Janeiro Nova Friburgo - RJ

    State University of Rio de Janeiro is one of the best and most renowned universities in Brazil. I worked as a Physics researcher and teaching assistant developing internal projects with Ph.D. Professors, applying exercises, solving problems and teaching lab classes. In addition, I had the opportunity to obtain a Scientific Initiation scholarship from CNPq in Simulation and Visualization of Bi and Three-Dimensional Flows Using the SPH Method

    Skills: SciLab, MatLab, Python, Git, ParaView, Bash