Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Ashley Esau

Analytics Engineer
Cape Town

Summary

Results-driven Data Engineering professional with hands-on experience in:

  • Building end-to-end data pipelines, using AWS (S3, Glue, Athena), dbt, and Redshift
  • Transforming raw data into actionable insights, ensuring data quality, and optimizing workflows
  • Currently building a comprehensive data engineering portfolio to deepen expertise in cloud technologies and data modeling

A proactive learner who thrives in collaborative environments. I value teamwork and am eager to apply my skills to create scalable, efficient data systems that drive business impact.

Overview

4
4
years of professional experience
2
2
years of post-secondary education
4
4
Certifications

Work History

Data Processor

Opinium
11.2023 - 01.2025
  • Scripted surveys to support primary data collection efforts.
  • Cleaned and prepared datasets for researchers to ensure accurate analysis.
  • Collaborated with cross-functional teams to gather, analyze, and process complex datasets for business and research needs.
  • Trained new team members on internal data practices and quality standards.
  • Applied data validation techniques to maintain and enforce data integrity.

Junior Data Processor

Opinium
11.2022 - 11.2023
  • Helped write and test surveys for collecting data.
  • Cleaned and organized data before giving it to researchers.
  • Worked with team members to gather and understand data.
  • Learned and followed our team’s data rules and best practices.
  • Checked data for errors to make sure it was accurate.

Administrator

Imvusa Trading 546cc
03.2021 - 04.2022
  • Updated and maintained personnel records in internal databases.
  • Kept company policies and procedures organized and accessible for employees.

Education

Higher Certificate - Business

IIE: Varsity College
Cape Town, South Africa
01.2017 - 12.2017

High School Diploma -

Atlantis Secondary School
Atlantis, South Africa
01.2016 - 12.2016

Skills

  • SQL: Complex queries and performance tuning

  • dbt: Building clean, tested, and documented data models

  • AWS Services: S3, Glue, Athena for cloud-based data pipelines

  • Data Modeling: Designing efficient star and snowflake schemas

  • Big Data: Working with high-volume datasets in cloud environments

  • Problem-solving: Tackling data issues with clear, scalable solutions

Certification

Dbt Fundametals, dbtLabs

Timeline

Dbt Fundametals, dbtLabs

02-2025

SQL Fundamentals, Dataquest.io

02-2025

Data Processor

Opinium
11.2023 - 01.2025

Junior Data Processor

Opinium
11.2022 - 11.2023

Data Analysis in Excel, DataCamp

10-2022

Google Data Analytics Professional Certificate

09-2022

Administrator

Imvusa Trading 546cc
03.2021 - 04.2022

Higher Certificate - Business

IIE: Varsity College
01.2017 - 12.2017

High School Diploma -

Atlantis Secondary School
01.2016 - 12.2016

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Ashley EsauAnalytics Engineer