Murilo Tavolaro De Nigris
Verified Expert in Engineering
Big Data Developer
Murilo is passionate about big data projects and delivering business value through them. He has managed teams of data engineers, scientists, and analysts and specializes in building data platforms. Murilo has delivered data platforms and modeling for three startups, assisted in hiring teams, built ETL and ELT processes, and completed data warehouse modeling for sales, inventory, logistics, and products. Previous roles include head of BI, pricing specialist, and head of data and analytics.
Portfolio
Experience
Availability
Preferred Environment
SQL, Python 3, Redshift, BigQuery, Snowflake, Spark, Dimensional Modeling, Amazon Web Services (AWS), Google Cloud, Python
The most amazing...
...project I've created from scratch was a scalable data platform to handle terabytes of data using a custom serverless orchestration framework.
Work Experience
Data Engineer, Tech Lead
Online Freelance Agency
- Led a team of five experienced data engineers to define, develop and test big data pipelines in Python and Spark for a major US healthtech.
- Streamlined deployment of pipelines by leveraging AWS Step Functions, Lambda, and Glue, ensuring high availability and efficient execution of data processing tasks.
- Applied data modeling techniques to health data, optimizing its usage in Snowflake and enabling richer analytics.
Data Engineer Manager
Accenture
- Refactored big data pipelines in Spark and Java to adhere to expected SLAs and to improve data reliability and accuracy.
- Created a data warehouse on AWS to analyze telecommunications data and generate insights into M&A deals.
- Developed different data analyses to define strategies to maximize revenues for several telecommunications products.
Head of Data
Tavolaro Consultoria
- Designed and implemented data platforms for three startups.
- Created ELT processes using Google Cloud, dbt, Python, Airbyte, Singer, and Airflow.
- Designed the data warehouse and completed data modeling for those companies.
- Developed and delivered several reports and analyses to guide business decisions.
- Assisted in hiring teams of data engineers, analysts, and scientists.
Head of Data & Analytics
Amaro
- Led a team of ten, including data engineers, data analysts, and data scientists using Agile methodologies to develop and deliver data products to seven internal areas.
- Built from the ground up a data and analytics area for collecting, organizing, and analyzing all possible data sources to increase business value.
- Gathered the strategy of the company and each department to build the ideal data architecture and roadmap to accelerate its growth.
- Developed ETL and ELT processes using pipeline tools, Python, and orchestration frameworks. Completed data warehouse modeling of sales, cost, inventory, logistics, product, and customers.
- Implemented a Data Lake in AWS and Snowflake using an in-house serverless infrastructure.
- Led the development and implementation of a sales forecast algorithm for fashion products.
- Managed implementation, rollout, and training of Looker as a visualization tool for all areas.
Pricing Specialist
BRF
- Developed reports with sales and price forecasts for different areas.
- Automated several data workflows to deliver reports to over 200 people.
- Designed the transformation of millions of rows from different data sources using pre-approved tools and a limited budget for the infrastructure.
Head of Business Intelligence
ClickBus
- Led four data engineers and analysts to support the company's international team in four countries.
- Completed data warehouse modeling using the star schema and developed ETL processes using the Pentaho suite.
- Developed scripts to automate reports and collect data and created reports for marketing, finance, product managers, investors, and the board.
CRM Intern
Clickbus
- Developed strategies and defined content creation for email marketing campaigns.
- Created customer segmentations to send personalized emails.
- Developed ETL processes using Ruby, Pentaho, and SQL.
- Analyzed KPIs and built reports to optimize marketing campaigns and better understand customers' behaviors.
Software Developer Intern
BExpert
- Developed several modules of a CRM software for a travel agency,.
- Participated in development, homologation, deployment and support phases.
- Created customized web pages using PHP, SQL, JavaScript, HTML, and CSS.
Experience
Data Platform for Omnichannel Fashion Brand
https://link.medium.com/lh62MBKe4ub
Building a Data and Analytics Area in a Fast-growing Company
https://medium.com/amaro/challenges-of-building-a-data-analytics-area-in-a-fast-growing-company-d3f5db7407c6The successful establishment of the team and infrastructure led to providing valuable data and insights to 10 distinct internal departments, supporting a company of 400 employees.
Education
Bachelor's Degree in Mechatronic Engineering
Escola Politécnica - Universidade de São Paulo - São Paulo, Brazil
Skills
Libraries/APIs
Amazon EC2 API, PySpark
Tools
Looker, Microsoft Excel, BigQuery, Tableau, Google Analytics, Stitch Data, Microsoft Power BI, MongoDB Atlas, GitLab CI/CD, Git, Control-M, GitLab, Amazon EKS, Amazon Elastic MapReduce (EMR), Apache Airflow, AWS Glue, AWS Step Functions
Languages
SQL, Snowflake, Python, Visual Basic, Python 3, Java, PHP, JavaScript, HTML, CSS, Ruby, Excel VBA, R, Visual Basic for Applications (VBA)
Storage
Data Pipelines, Redshift, Google Cloud, Amazon S3 (AWS S3), MongoDB, MySQL, Exacttarget, PostgreSQL, SQL Server 2016, Data Lakes, NoSQL
Paradigms
Dimensional Modeling, ETL, Business Intelligence (BI)
Platforms
Amazon Web Services (AWS), Linux, Mixpanel, AWS Lambda, Pentaho, Airbyte, Jupyter Notebook, Apache Kafka, Alteryx, Databricks
Frameworks
Spark, Apache Spark, Hadoop
Other
Data Build Tool (dbt), Data Architecture, Data Engineering, Data Warehousing, Data Analytics, ELT, Data Modeling, Data Analysis, Cloud, Data Manipulation, Google BigQuery, Leadership, Business Analysis, Web Marketing, Product Management, Data Management, Warehouses, Big Data Architecture, Analytics, Orchestration, Computer Science, Robotics, Calculus, Excel 365, Singer ETL, Pub/Sub, Volunteering, Big Data, CI/CD Pipelines
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