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Olena K.

Offer Olena work on your next project.

Ukraine Ukraine
27 days 23 hours back
Available for hire available for hire
5 Safes completed
5 months 18 days back
3 clients
on the service 1 year

Rating

Successful projects
100%
Average rating
10 out of 10
Rating
555
C#
200 place out of 1199
Embedded Systems & Microcontrollers
11 place out of 197
4 projects
Embedded Systems & Microcontrollers
1 project
Engineering

Skills and abilities

Portfolio


Reviews and compliments on completed projects 5

15 December 2025 56 USD
Drawing a diagram in EASYEDA

Quality
Professionalism
Cost
Contactability
Deadlines

Everything is great. Clearly. Constructively. To the point. I recommend.

Quality
Professionalism
Cost
Contactability
Deadlines

The performer did 200%
Very quickly

I recommend

24 June 2024 55 USD
Create a crane control board

Quality
Professionalism
Cost
Contactability
Deadlines

Quickly and qualitatively as always

16 June 2024 55 USD
Develop a soil moisture meter device

Quality
Professionalism
Cost
Contactability
Deadlines

Done quickly and with high quality - as usual.

8 June 2024 125 USD
Develop a humidity sensor and measuring device

Quality
Professionalism
Cost
Contactability
Deadlines

Everything went well. I will work in the future!

Activity

  Latest proposals 10
ESP32-S3 PCB Outline Design
60 USD
Drawing a diagram in EASYEDA Personal project
56 USD
Create an ESP32 board
58 USD
Drawing for CNC machine
16 USD
Reverse engineering of the board for charging lithium-ion batteries
23 USD
Help with PCB (find the malfunction, defect)
23 USD
3D modeling of the watch case
11 USD
Development of a printed circuit board for water level control using Proteus
23 USD
Create a crane control board Personal project
55 USD
Develop a soil moisture meter device Personal project
55 USD