Sergey Kryachko
Drop Here

Sergey Kryachko

Embedded Software Developer


Lund, Sweden


13+ years experience in software development for embedded systems, Automatic Control Systems, Mobile telephony. Deep knowledge of Real Time Operation Systems (RTOS), low level programming, serial communications and protocols, battery management, fuel gauge and charging area. Extensive experience developing in QNX, VxWorks, Linux/Android, RTL-ARM, OSE, Windows XP/Mobile/CE and DOS environments.

Sergey Kryachko has more jobs to show. Create an account to review them.


Name Score (out of 5) Time to Complete
Programming with C++ Test 3.50 Top 20% 40 mins
Programming with C# Test 3.00 Top 30% 40 mins
Programming with C Test 3.25 Top 30% 38 mins
Programming with C Test 3.00 Top 30% 39 mins
Upwork Readiness Test for Independent Contractors and Company Managers 4.40 Above Average 22 mins
U.S. English Basic Skills Test 3.75 Above Average 36 mins

Work History

172 hours worked
2 jobs


More than 30 hrs/week

Search for others