Freelancer Pavel Oryev (object Design, engineering) ≡ pv31

Freelancers

Information Portfolio 4 Reviews 4 Activity

Pavel Oryev
Dnepr, Ukraine
4 0
A little busy

Projects 4
Rating -
Rating 379

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Last project: 1 year back
Collaboration with clients: 4
Last visit: 1 day 19 hours ago

Architecture

Programming

Embedded Systems & Microcontrollers 448 USD for month

Services

Customer Support 336 USD for month

Writing

Technical Documentation 336 USD for month

0 408

The Nissan Leaf Charger

Object Design

The 16A charging device for Nissan Leaf corresponds to the characteristics of the car + the possibility of blocking land control.

Electronic Key Controller DS1990

5 USD

0 0

Electronic Key Controller DS1990

Object Design

Electronic key controller DS1990 for AI It has 4 weekend channels (open collector). Connecting without pics. No wire clamp for connection. Comfortable programming. One key to the channel. Opportunity to unlock the food. Food + 12b.

Keyboard controller for PS/2 and DS1990.

11 USD

0 0

Keyboard controller for PS/2 and DS1990.

Object Design

Keyboard Controller PS/2 + DS1990 The entrance: Keyboard for PS/2 Access to the DS1990 reader The outputs: 14 programmed outputs (open collector) Supply +12V Size 45 x 85 mm Install the keyboard according to your requirements.

10 USD

0 0

USB keyboard

Interface Design (UI/UX)

Keyboard 12 buttons with lighting. A utility will be added for the designation of symbols. PIC16 and STM32.

Fire alarm system.

112 USD

Specific questions about clarifying the TOR. Professional approach. Quality work.

5.0

Pavel Oryev

17 June 2025

Development of electronic amplifier schemes for tracking systems

Personal 45 USD

Satisfied with the cooperation, everything went at a high level.

5.0

Pavel Oryev

29 May 2025

Creation of a Gerber

57 USD

I am very satisfied with the results obtained. A conscientious performer who immediately understands the essence of the issue and always offers more effective methods. I contacted for the first time, but seeing the result, I will definitely reach out again. I highly recommend this performer.

5.0

Pavel Oryev

2 February 2025

Ultrasound distance

20 USD

I’m working with Paul for the first time, I don’t think it’s the last.
I worked more than well, quickly and at a good price.
If there are any questions about the device will always explain!
He quickly entered the course. Always in contact!
A huge rescue!
I recommend it!!The !

5.0

Pavel Oryev

22 June 2016

Total projects:

4

Successful projects 100% 0 arbitrations

Average rating:

-

4 reviews

5.0

Professionalism

5.0

Quality

5.0

Price

5.0

Contactability

5.0

Deadlines

Latest proposals 10

Project	Budget	Proposal	Deadline	Added
Development of electronic filling for a photo projector	Not specified	224 USD	30 days	23 May
Development of a 4-layer printed circuit board	16 USD	16 USD	7 days	15 May
Conduct an audit of the control payment circuit design.	22 USD	25 USD	1 day	6 Feb
Board for MDB - UART converter	Not specified	Not specified	7 days	12 Nov 2025
ESP32 PoE Time-Tracking Terminal – PCB Design (KiCad)	571 USD	548 USD	15 days	7 Oct 2025
Completion of the printed circuit board	Not specified	18 USD	1 day	25 Sep 2025
Basic diagram of M-Bus Master	22 USD	22 USD	3 days	28 Jun 2025
Fire alarm system.	112 USD	112 USD	3 days	16 Jun 2025
Automation of the thread winding process. Machine for winding thread.	448 USD	448 USD	12 days	11 Jun 2025
Фізичний емулятор для комп'ютерної мишки	604 USD	582 USD	30 days	8 Jun 2025

Разработка электронной начинки фотопроектора

Status Project expired

Type Public project

Budget Not specified

Proposal 224 USD

Deadline 30 days

Added 23 May

Розробка 4-шар. друкованої плати

Status Closed without completion

Type Personal project

Budget 16 USD

Proposal 16 USD

Deadline 7 days

Added 15 May

Провести аудит схемотехники плати керування

Status Project expired

Type Public project

Budget 22 USD

Proposal 25 USD

Deadline 1 day

Added 6 February

Плата для перетворювач MDB - UART

Status Suspended by administration

Type Personal project

Budget Not specified

Proposal Not specified

Deadline 7 days

Added 12 November 2025

ESP32 PoE Time-Tracking Terminal – PCB Design (KiCad)

Status Project expired

Type Public project

Budget 571 USD

Proposal 548 USD

Deadline 15 days

Added 7 October 2025

Доробка друкованої плати

Status Project expired

Type Public project

Budget Not specified

Proposal 18 USD

Deadline 1 day

Added 25 September 2025

Принципова схема M-Bus Master

Status Project expired

Type Public project

Budget 22 USD

Proposal 22 USD

Deadline 3 days

Added 28 June 2025

Пожежна сигналізація.

Status Project complete

Type Public project

Budget 112 USD

Proposal 112 USD

Deadline 3 days

Added 16 June 2025

Автоматизація процесу намотування нитки. Станок для намотування нитки.

Status Project expired

Type Public project

Budget 448 USD

Proposal 448 USD

Deadline 12 days

Added 11 June 2025

Фізичний емулятор для комп'ютерної мишки

Status Closed without completion

Type Public project

Budget 604 USD

Proposal 582 USD

Deadline 30 days

Added 8 June 2025

Pavel Oryev
Dnepr, Ukraine
4 0
A little busy

Projects 4
Rating -
Rating 379

Want to offer Pavel Oryev a job?

If you have an account, log in

Last project: 1 year back
Collaboration with clients: 4
Last visit: 1 day 19 hours ago

Українська: Advanced
Русский: Advanced
English: Elementary

Profile

Indicators

Specializations

Object Design

Engineering

Tags

Skills and abilities

Architecture

Programming

Services

Writing

Portfolio Works

Client reviews

Fire alarm system.

5.0

Pavel Oryev

Development of electronic amplifier schemes for tracking systems

5.0

Pavel Oryev

Creation of a Gerber

5.0

Pavel Oryev

Ultrasound distance

5.0

Pavel Oryev

Indicators

Total projects:

4

Average rating:

-

5.0

5.0

5.0

5.0

5.0

Activity