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Sergey R.
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Sergey R.

Expert Developer and Scripter

"Truly amazing developer. Very smart, organized, and knowledgeable. A true pleasure to work with him. I highly recommend him. A+++++" Hi, Sergey here. I am a highly skilled developer from Ukraine. When you hire me, my main goal is to make your project run successfully. I specialize in web development, Python\Bash\Powershell\NSIS scripting, and desktop development. I have a long track record of projects for web: - development of e-commerce websites, building custom blogs, landing pages, fixing custom scripts and much more; - customizing existing web solutions (securing poorly written scripts, extending the functionality of existing scripts, mobile-friendly and adaptive web design, CSS/JS bug fixes); - implementing plugins and themes for Wordpress. I am an expert in development for Windows OS: - Powershell scripting - installers of any complexity; - Windows services; - parsers/scrapers; - shell extensions; - browser add-ons; - network utilities etc I provide websites security services : - investigation of compromised websites - web scripts audits - weblogs analysis - fixing bugs in existing scripts - measures to prevent intrusions in future I specialize in Python development: - websites parsing and crawling; - automation of OS tasks (bulk image and file processing, various automation); - computer vision projects. There are 4 rules I follow in my work: 1) I have used to do work of high quality and my reputation is the most important to me; 2) I try to avoid conflicts with my clients; 3) If I bid on a project, be sure I'll be able to do it within a specified time frame or faster; 4) I don't bid on projects if I doubt or not confident If you feel I am the exact guy you are looking for, please send me a note about your project and your goals. If it seems like a good fit, then we can discuss it.

🇺🇦Khmelnitsky, Ukraine$25/hr100% JSS4.97 (276)Since Oct 2011

Earnings and projects

MRR
$86

Last 6 months ÷ 6

World#138,751 / 412k
🇺🇦Country#5,039 / 14.3k
Revenue, last 30 days
$0

Last 6 months: $515

Total earnings
$70k

Billed in all: $125k

World#56,850 / 412k
🇺🇦Country#3,526 / 14.3k
Per project
$165

$257 in the last 6 months

World#277,886 / 412k
🇺🇦Country#10,781 / 14.3k
Projects, last 6 months
2
50% fixed50% hourly
World#88,918 / 412k
🇺🇦Country#3,419 / 14.3k
Projects in all
423

Across 459 contracts

77% fixed23% hourly
World#2,439 / 412k
🇺🇦Country#105 / 14.3k

Earnings, last 30 days

$125kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$122k$124k$126k$128kOct 8Oct 23Nov 7

Skill rankings: Top 25% in .NET Framework

Ranked by MRR among everyone on Upwork with the skill.

  1. #26Malware Detection62 freelancers · 🇺🇦 #2Top 42%
  2. #73Scripts & Utilities236 freelancers · 🇺🇦 #5Top 31%
  3. #145Malware Removal343 freelancers · 🇺🇦 #8Top 42%
  4. #242Microsoft Windows PowerShell659 freelancers · 🇺🇦 #7Top 37%
  5. #470WordPress Malware Removal1,199 freelancers · 🇺🇦 #11Top 39%
  6. #523Google Apps Script1,318 freelancers · 🇺🇦 #16Top 40%
  7. #617WordPress SEO Plugin1,529 freelancers · 🇺🇦 #19Top 40%
  8. #626Scripting2,145 freelancers · 🇺🇦 #23Top 29%