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Arsen P.
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Arsen P.

Senior Software Engineer | C/C++/Python

Hi, my name is Arsen. I’m a Senior C++ and Python developer with 5+ years of experience building software for Linux, Windows, and embedded systems. I focus on clean, efficient, and reliable solutions for low level, backend, and performance critical tasks. What I bring to projects: • C/C++ development: STL, Boost, Boost ASIO, Qt, WinAPI, OCCI, V8, POSIX, multithreading • Python development: automation tools, data pipelines, backend logic, Django • Database engineering: Oracle, SQLite, MongoDB, data export tools, batch processing, custom type conversion • Linux systems programming: networking utilities, driver level interaction, Linux kernel headers, OpenWRT, desktop and CLI tools • Wireless and low level networking: Generic Netlink, nl80211, libnl/libmnl, Wi Fi scanning tools, protocol and frame parsing • Reliability and performance: profiling, transactional workflows, data integrity focused design, Dockerized builds, CI/CD with TeamCity • Cross platform delivery: Linux and Windows applications, Make, CMake, Conan, Git/SVN, GDB, Valgrind, Doxygen, Bash I have built tools ranging from high performance Wi Fi scanners in C that interact directly with the Linux wireless stack, to cross platform C++ command line utilities that export Oracle data into SQLite with transactional safety and performance profiling. I am comfortable working close to the system, optimizing throughput, handling large datasets, and designing software that is maintainable and stable in production. Clients usually trust me with complex backend, systems, and infrastructure related tasks where performance, correctness, and long term reliability matter. If you are looking for a developer who can work on C++, Python, Linux internals, networking, or data heavy applications, let’s talk. 🙂

🇺🇦Lviv, Ukraine$40/hr100% JSS5.00 (3)Since Apr 2021

Earnings and projects

MRR
$378

Last 6 months ÷ 6

World#89,239 / 412k
🇺🇦Country#3,424 / 14.3k
Revenue, last 30 days
$0

Last 6 months: $2.3k

Total earnings
$8.2k

Billed in all: $8.6k

World#213,269 / 412k
🇺🇦Country#9,195 / 14.3k
Per project
$1.4k

$1.1k in the last 6 months

World#101,694 / 412k
🇺🇦Country#4,891 / 14.3k
Projects, last 6 months
2
50% fixed50% hourly
World#88,918 / 412k
🇺🇦Country#3,419 / 14.3k
Projects in all
6
33% fixed67% hourly
World#250,290 / 412k
🇺🇦Country#9,758 / 14.3k

Earnings, last 30 days

$8.6kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$8.4k$8.5k$8.6k$8.7kOct 8Oct 23Nov 7

Skill rankings: Top 13% in Boost

Ranked by MRR among everyone on Upwork with the skill.

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  4. #12Kernel68 freelancers · 🇺🇦 #1Top 18%
  5. #15CMake84 freelancers · 🇺🇦 #3Top 18%
  6. #35TCP/IP148 freelancers · 🇺🇦 #3Top 24%
  7. #54STL188 freelancers · 🇺🇦 #7Top 29%
  8. #57Windows App Development298 freelancers · 🇺🇦 #6Top 19%