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MacK S.
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MacK S.

Data Engineer | Python Developer | SQL Developer | AWS | Azure

🚀 I help businesses turn raw data into actionable insights. With over 4 years of experience in ETL, data warehousing, and BI solutions, I specialize in building end-to-end data pipelines that support better decision-making in Banking, Retail, Financial Services, etc. Whether you're migrating to the cloud, building dashboards, or transforming raw data into clean, usable formats, I help you get it done faster and more reliably. 🔧 What I Offer: - Data warehousing (Snowflake, Redshift, MSSQL, PostgreSQL) - ETL pipelines (Python, DBT, Matillion, AWS Glue, Azure Data Factory) - BI dashboards (Power BI, Tableau) - Web scraping with Scrapy & Python - Data cleansing and transformation - SQL performance optimization - Cloud solutions (AWS, Azure) 📊 I’ve worked with terabytes of data and developed full pipelines from ingestion to reporting, helping businesses save time, cut costs, and make data-driven decisions. 🛠 Tools & Technologies: Languages: Python, SQL, Java, PHP Reporting: Tableau, Power BI Databases: MSSQL, MySQL, PostgreSQL Cloud & ETL: AWS, Azure, Snowflake, DBT, Matillion Other: PySpark, SAS, Scrapy 📜 Certifications: My profile lists AWS Certified Data Engineer, Azure Data Scientist Associate, and other relevant certifications. Let’s discuss how I can help you unlock the true value of your data.

🇿🇦Cape Town, South Africa$25/hr100% JSS5.00 (4)Since Oct 2022

Earnings and projects

MRR
$1.2k

Last 6 months ÷ 6

World#41,053 / 412k
🇿🇦Country#229 / 2,548
Revenue, last 30 days
$1.8k

Last 6 months: $7.1k

World#23,329 / 412k
🇿🇦Country#140 / 2,548
Total earnings
$17k

Billed in all: $18k

World#150,977 / 412k
🇿🇦Country#814 / 2,548
Per project
$1.7k

$7.1k in the last 6 months

World#85,137 / 412k
🇿🇦Country#481 / 2,548
Projects, last 6 months
1
100% fixed0% hourly
World#128,096 / 412k
🇿🇦Country#683 / 2,548
Projects in all
10

Across 11 contracts

73% fixed27% hourly
World#201,801 / 412k
🇿🇦Country#1,035 / 2,548

Earnings, last 30 days

$17.5k+$1.8k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$15k$16k$17k$18kOct 9Oct 24Nov 8

Skill rankings: Top 8% in SQL Programming

Ranked by MRR among everyone on Upwork with the skill.

  1. #41PySpark460 freelancers · 🇿🇦 #1Top 9%
  2. #92SQL Programming1,149 freelancers · 🇿🇦 #1Top 8%
  3. #239Tableau2,183 freelancers · 🇿🇦 #1Top 11%
  4. #242Database Design2,161 freelancers · 🇿🇦 #2Top 11%
  5. #253Business Intelligence1,802 freelancers · 🇿🇦 #1Top 14%
  6. #261Data Engineering1,602 freelancers · 🇿🇦 #1Top 16%
  7. #396Data Science3,842 freelancers · 🇿🇦 #1Top 10%
  8. #498Microsoft Power BI4,543 freelancers · 🇿🇦 #2Top 11%