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Giovanni R.
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Giovanni R.

Python Software Engineer | Data Scientist

Passionate about building scalable and efficient backend systems, I specialize in Python development with a strong focus on building machine learning models, data scraping, RESTful APIs, and infrastructure. With hands-on experience in SQL databases and cloud services, I love tackling complex problems and optimizing workflows. 🔹 Key Expertise: * Machine learning pipelines (AWS' Sagemaker, Keras, Tensorflow) * Web Scraping & Automation (Selenium, Scrapy, Beautiful Soup) * RESTful API Development (Flask, SQLAlchemy) * Infrastructure & Deployment (AWS, Docker) * Database Management (MySQL, PostgreSQL) Previously, I worked at Upwork as a Senior Machine Learning Engineer in the fraud department, where I contributed to fraud detection systems, data pipelines, and automation. I’m always open to collaborating on exciting new projects—let’s build something great together!

🇦🇷Buenos Aires, Argentina$60/hr100% JSS4.99 (54)Since Sep 2015

Earnings and projects

MRR
$10k

Last 6 months ÷ 6

World#1,309 / 412k
🇦🇷Country#6 / 4,639
Revenue, last 30 days
$9.3k

Last 6 months: $60k

World#1,681 / 412k
🇦🇷Country#7 / 4,639
Total earnings
$430k

Billed in all: $432k

World#3,852 / 412k
🇦🇷Country#35 / 4,639
Per project
$7.7k

$15k in the last 6 months

World#21,922 / 412k
🇦🇷Country#257 / 4,639
Projects, last 6 months
4
0% fixed100% hourly
World#51,816 / 412k
🇦🇷Country#543 / 4,639
Projects in all
56

Across 66 contracts

45% fixed55% hourly
World#54,552 / 412k
🇦🇷Country#482 / 4,639

Earnings, last 30 days

$432k+$9.3k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$420k$425k$430k$435kOct 9Oct 24Nov 8

Skill rankings: #1 in 1 skill of 10

Rarest: top 0.60% in SQL, of 12,904. Ranked by MRR among everyone on Upwork with the skill.

  1. 1DBSCAN1 freelancers · 🇦🇷 #1Top 100%
  2. #5Deep Neural Network301 freelancers · 🇦🇷 #1Top 2%
  3. #18Computer Vision2,498 freelancers · 🇦🇷 #1Top 0.72%
  4. #21Deep Learning2,743 freelancers · 🇦🇷 #1Top 0.77%
  5. #25Natural Language Processing2,688 freelancers · 🇦🇷 #1Top 0.93%
  6. #33Data Science3,842 freelancers · 🇦🇷 #1Top 0.86%
  7. #42Large Language Model2,726 freelancers · 🇦🇷 #1Top 2%
  8. #77SQL12,904 freelancers · 🇦🇷 #3Top 0.60%