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cerqueiralex

Alexandre P.

@cerqueiralex

Cloud Data Engineer, AWS and Snowflake

Brazil
English, Portuguese
About me
Senior Data Engineer specialized in AWS, Snowflake, SQL, Python, PySpark and dbt. I build reliable ETL/ELT pipelines, serverless data workflows, data lakes, data warehouses and analytics solutions. My experience includes AWS Glue, Lambda, S3, Athena, QuickSight, Terraform, data modeling, SQL optimization and data quality. I focus on practical, maintainable solutions with clear communication, well-defined scope and documentation.... Read more

Skills

c
cerqueiralex
Alexandre P.
Offline • 
Average response time: 1 hour

See my services

Database Migration & Performance
I will fix and optimize your snowflake sql queries
From$25 / projectMore details
Data Dashboards
I will build professional AWS quicksight dashboards and bi reports
From$25 / projectMore details

Portfolio

Work experience

Conversion_Zone

Data Engineering, BI & Analytics Consultant

Conversion Zone • Freelance

Jun 2021 - Present • 5 yrs 4 mos

Consultant at Conversion Zone, delivering Data Engineering, BI and Analytics solutions for businesses. I design, build and optimize ETL/ELT pipelines, cloud data platforms, data warehouses and analytics solutions using Snowflake, AWS, dbt, SQL, Python, PySpark and QuickSight. My work includes data migrations, performance tuning, data quality, automation, troubleshooting and BI modernization, with a focus on reliable, maintainable solutions and measurable business outcomes.