Douglas Trajano

Douglas Trajano

Data Scientist at HP Inc.

Resume

I love building data products, taking them to market, and delighting users with personalized experiences. 馃搲馃搳

Work Experience

Data Scientist Specialist - HP Inc.

Apr 2021 - Present 路 1 yr 11 mos

Work on all aspects of the design, development, and delivery of data science and analytics projects to solve complex business problems and drive product strategies. Work with product management and engineering to define and prioritize product features and improvements in user experience based on data.

Key activities

  • Collaborate with product managers and engineers to define and prioritize product features and improvements in user experience based on data.
  • Design and develop data science and analytics solutions to solve complex business problems and drive product strategies.
  • Define and implement data science and analytics processes and best practices.
  • Mentor less experienced staff members and provide technical guidance to other teams.

Key results

  • Developed a Data Science Platform for interactive development and deployment of ML models powered by Kubernetes, Istio, and Apache Spark.
  • Redesigned data pipelines to support proactive data ingestion, introduce data observability and reduce costs (>90% cost reduction).
  • Led external research projects in partnership with universities and research institutes such as Purdue University, SENAI CIMATEC, Instituto Atl茫ntico, and others. 禄 Developed NLP models for text classification and sentiment analysis.

Skills: Data Science 路 Machine Learning 路 Python 路 Natural Language Processing (NLP) 路 PySpark 路 Google Analytics 路 Amazon Web Services 路 Cloud Computing 路 Data Strategies 路 Apache Airflow 路 Kubernetes 路 Scrum 路 SQL 路 Git 路 Tableau 路 Docker 路 MLflow 路 MLOps 路 Apache Spark

Data Scientist - Sicredi

Jan 2019 - Apr 2021 路 2 yrs 4 mos

Expert Data Scientist - Cognitivo.ai

Aug 2020 - Mar 2021 路 8 mos

IT Process Analyst - Tivit

Jul 2018 - Jan 2019 路 7 mos

IT Tech Support Specialist - Dell

May 2015 - Jul 2018 路 3 yrs 3 mos

IT Tech Support Associate - Dell

Jul 2012 - Apr 2015 路 2 yrs 10 mos

Education

MS in Computer Science - PUCRS

2021 - 2023

Focus on Artificial Intelligence

BS in Information Systems - Est谩cio

2016 - 2019

Deep Reinforcement Learning Nanodegree - Udacity

In Collaboration With: Unity and NVIDIA Deep Learning Institute

Skills Covered:

  • Reinforcement Learning
  • Neural Networks
  • PyTorch
  • Deep Q-Networks (DQN)
  • Deep Deterministic Policy Gradients (DDPG)

Deep Learning Specialization - deeplearning.ai

by Andrew Ng (Adjunct Professor at Stanford University)

Skills Covered:

  • Neural Networks and Deep Learning
  • Hyperparameter tuning, regularization and optimization
  • Structuring Machine LearningProjects
  • Convolutional Neural Networks
  • Sequence Models

Data Scientist Nanodegree - Udacity

In Collaboration With: Bertelsmann, Figure Eight, IBM Watson, Insight, Kaggle, Starbucks

Skills Covered:

  • Machine Learning
  • Deep Learning
  • Software Engineering
  • Applied Data Science

Certifications

  • Microsoft Certified: Azure Data Scientist Associate Azure Cloud
  • AWS Certified Machine Learning - Specialty AWS
  • Certified Associate in Project Management (CAPM)庐 PMI (expired in June 2022)
  • ITIL庐 Foundation Certificate in IT Service Management EXIN
  • MCP (70-687) - Configuring Windows 8.1 Microsoft
  • Social Media and Community (SMaC) Certification Dell