Skip to content
BackNov 7
Oleg G.
Upwork badge

Oleg G.

Full Stack Developer with DevOps skills

13+ years of full-stack experience Stack: Ruby, JavaScript, Python, Go DevOps Skills: AWS, Docker, Kubernetes Favorite Tech: Rails, React, Elastic, PostgreSQL, ClickHouse, Kafka, MongoDB Areas of Expertise: Proficient in developing large-scale, reliable applications for high-load environments. Experienced in redesigning and refactoring legacy projects, including transitioning to microservices and optimizing performance. Skilled at creating custom APIs and integrating with existing ones, including Payment, Social, EDI, and Ticketing. Well-versed in video broadcasting solutions. Adept at implementing complex search systems. Industry Experience: Online gaming Trading platforms Payment systems Marketing platforms Video platforms User review and ticketing websites Recent Projects: (Links are prohibited, but you can easily google it) Earth-2 (Game) Scompler (Marketing Platform) Show-Score (User Reviews and Tickets)

🇷🇸Belgrade, Serbia$70/hr90% JSS4.88 (21)Since Sep 2011

Earnings and projects

MRR
$7.9k

Last 6 months ÷ 6

World#2,171 / 412k
🇷🇸Country#21 / 4,015
Revenue, last 30 days
$9.3k

Last 6 months: $47k

World#1,676 / 412k
🇷🇸Country#15 / 4,015
Total earnings
$702k

Billed in all: $724k

World#1,305 / 412k
🇷🇸Country#13 / 4,015
Per project
$27k

$47k in the last 6 months

World#3,544 / 412k
🇷🇸Country#41 / 4,015
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇷🇸Country#1,119 / 4,015
Projects in all
26

Across 27 contracts

59% fixed41% hourly
World#109,599 / 412k
🇷🇸Country#1,455 / 4,015

Earnings, last 30 days

$724k+$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
$710k$715k$720k$725kOct 8Oct 23Nov 7

Skill rankings: #1 in 1 skill of 15

Rarest: top 0.56% in RSpec, of 180. Ranked by MRR among everyone on Upwork with the skill.

  1. 1RSpec180 freelancers · 🇷🇸 #1Top 0.56%
  2. #5ClickHouse100 freelancers · 🇷🇸 #1Top 5%
  3. #6DevOps Engineering678 freelancers · 🇷🇸 #1Top 0.88%
  4. #10Ruby965 freelancers · 🇷🇸 #1Top 1%
  5. #12Ruby on Rails1,811 freelancers · 🇷🇸 #1Top 0.66%
  6. #19Elasticsearch946 freelancers · 🇷🇸 #2Top 2%
  7. #21Apache Kafka981 freelancers · 🇷🇸 #2Top 2%
  8. #24Golang2,195 freelancers · 🇷🇸 #1Top 1%