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Sebastian S.
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Sebastian S.

Data Analyst & Scientist || Python, SQL and NoSQL Data Bases, PowerBI

Accomplished senior data analyst with 5+ years of experience extracting strategic value from complex industrial data. Proficient in R, Python, and advanced SQL for sophisticated data analysis and modeling. Proven track record in mentoring data teams and establishing best practices for data analysis. I apply my expertise in data modeling, visualization, and statistical techniques to enable fact-based and data-driven decision-making. I am dedicated to designing data analysis initiatives that propel operational improvements, enhance decision-making, and uncover new revenue streams. My focus is on using data to solve problems, uncover insights, and deliver measurable business value. I am committed to the application of leading data analysis practices to transform how organizations utilize data.

🇨🇴Bogotá, Colombia$25/hr100% JSS5.00 (4)Since Jun 2016

Earnings and projects

MRR
$1k

Last 6 months ÷ 6

World#47,819 / 412k
🇨🇴Country#645 / 4,578
Revenue, last 30 days
$1.1k

Last 6 months: $6.1k

World#39,721 / 412k
🇨🇴Country#574 / 4,578
Total earnings
$60k

Billed in all: $62k

World#65,627 / 412k
🇨🇴Country#526 / 4,578
Per project
$7.5k

$3k in the last 6 months

World#22,675 / 412k
🇨🇴Country#293 / 4,578
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇨🇴Country#773 / 4,578
Projects in all
8

Across 10 contracts

30% fixed70% hourly
World#223,560 / 412k
🇨🇴Country#1,365 / 4,578

Earnings, last 30 days

$62.3k+$1.1k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$61k$62k$63kOct 8Oct 23Nov 7

Skill rankings: Top 9% in Apache Spark

Ranked by MRR among everyone on Upwork with the skill.

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  2. #14Data Model84 freelancers · 🇨🇴 #2Top 17%
  3. #24Data Lake186 freelancers · 🇨🇴 #1Top 13%
  4. #43Apache Spark467 freelancers · 🇨🇴 #1Top 9%
  5. #67Big Data559 freelancers · 🇨🇴 #1Top 12%
  6. #69Apache Airflow491 freelancers · 🇨🇴 #1Top 14%
  7. #78NoSQL Database686 freelancers · 🇨🇴 #1Top 11%
  8. #281Analytics2,087 freelancers · 🇨🇴 #12Top 13%