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Igor B.
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Igor B.

C++, C# Middleware developer

- 8+ years of experience in C++, C# - Windows services, Desktop app development - Expertise in RPC, SOCI, SQLite, MySQL, Postgres - Skilled in multithreading, IPC, and performance optimization - Development of scalable backend services and distributed systems - Proficient in CMake - Strong debugging skills with GDB, Valgrind - Unit & integration testing using GTest - Experience in industrial automation, including .NET-based systems communicating with PLCs, OPC servers, and ERP environments, as well as serialization/aggregation solutions for packaging lines - Industrial automation (PLC, OPC UA, MQTT)

🇷🇸Novi Sad, Serbia$45/hr100% JSS5.00 (3)Since Jul 2022
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Earnings and projects

MRR
$692

Last 6 months ÷ 6

World#64,142 / 412k
🇷🇸Country#614 / 4,015
Revenue, last 30 days
$0

Last 6 months: $4.2k

Total earnings
$6.5k

Billed in all: $6.9k

World#232,147 / 412k
🇷🇸Country#2,671 / 4,015
Per project
$1.6k

$4.2k in the last 6 months

World#89,584 / 412k
🇷🇸Country#1,002 / 4,015
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇷🇸Country#1,119 / 4,015
Projects in all
4
50% fixed50% hourly
World#283,741 / 412k
🇷🇸Country#3,078 / 4,015

Earnings, last 30 days

$6.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$6.7k$6.8k$6.9k$7.0kOct 8Oct 23Nov 7

Skill rankings: Top 9% in SQLite

Ranked by MRR among everyone on Upwork with the skill.

  1. #10Fortran51 freelancers · 🇷🇸 #1Top 20%
  2. #16Power Systems Engineering48 freelancers · 🇷🇸 #1Top 33%
  3. #17Energy & Utilities117 freelancers · 🇷🇸 #1Top 15%
  4. #53Appium308 freelancers · 🇷🇸 #1Top 17%
  5. #55MQTT252 freelancers · 🇷🇸 #3Top 22%
  6. #61SQLite680 freelancers · 🇷🇸 #3Top 9%
  7. #74Automotive326 freelancers · 🇷🇸 #1Top 23%
  8. #146Arduino1,007 freelancers · 🇷🇸 #2Top 14%