Freelancer Roman S. (embedded Systems & Microcontrollers, desktop Apps) ≡ devicelab

Freelancers

Information Portfolio 8 Reviews 2 Activity 1

Roman S.
Chernigov, Ukraine
2 0
Available for hire

Projects 2
Rating -
Rating 690

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Projects underway: 1
Last project: 1 month back
Collaboration with clients: 2
Last visit: 11 days 15 hours ago

Programming

Embedded Systems & Microcontrollers 18 USD for project
Desktop Apps 18 USD for project
Bot Development 9 USD for project
C & C++ 9 USD for project
Data Parsing 9 USD for project
Databases & SQL 9 USD for project
Javascript and Typescript 9 USD for project
PHP 9 USD for project

18 USD

0 69

Load activation indication scheme

Embedded Systems & Microcontrollers

Load activation indication scheme

90 USD

0 62

Game 15

Desktop Apps

classic game of fifteen. implemented in Delphi, source code is posted on gitHub

130 USD

0 83

Iron for MiniSKUD

Embedded Systems & Microcontrollers

hardware part of the project

130 USD

0 80

Mini access control system

Desktop Apps

A small access control and management system. It consists of a hardware part and a Windows application.

45 USD

0 88

Library for SSD1306 for PIC18F2520

Embedded Systems & Microcontrollers

Library for SSD1306 for PIC18F2520

90 USD

0 68

Високочастотний вимірювач потужності.

Embedded Systems & Microcontrollers

High-frequency power meter. Based on ADL5501 Operating range from 50 MHz to 6 GHz

40 USD

0 101

Power integral relay

Embedded Systems & Microcontrollers

Integral relay based on MOSFET transistors. Switches up to 400A of current at a voltage of up to 80 volts controlled by TTL level (5 volts). Size 35 by 35 mm. Developed for the Armed Forces of Ukraine.

40 USD

0 86

UPS for router

Embedded Systems & Microcontrollers

Uninterruptible power supply of own manufacture for router and other network equipment. • Capacity: 72 watt-hours • Runtime: up to 6 hours of autonomous operation • Display: digital voltage and battery charge level indicator

Real expert
Craft master
Quick answers 1
First-class quality
Nice communication
High responsibility
Great price 1
Lightning fast

Creation of an electrical schematic (I have a base)

18 USD

Quickly and qualitatively, the work was well thought out, I will reach out again.

5.0

Roman S.

7 June

VISIT MONITORING SYSTEM

Personal 130 USD

Everything was great, the person is a specialist in their field. Everything was done on time and professionally. I recommend.

5.0

Roman S.

27 May

Total projects:

2

0 arbitrations

Average rating:

5.0

2 reviews

5.0

Professionalism

5.0

Quality

5.0

Price

5.0

Contactability

5.0

Deadlines

In progress 1 Latest proposals 10

Project	Type	Budget	Proposal	Deadline	Added
STM32H743 + Ethernet (OpenH743I-C DevBoard) — personal project for Roman S.		56 USD	56 USD	7 days	11 Jun

STM32H743 + Ethernet (OpenH743I-C DevBoard) — персональный проект для Романа С.

Status Project ongoing

Type Personal project

Budget 56 USD

Proposal 56 USD

Deadline 7 days

Added 11 June

Project	Budget	Proposal	Deadline	Added
Development of a custom board for Raspberry Pi	225 USD	225 USD	3 days	22 Jun
Schematic and PCB design	90 USD	90 USD	10 days	18 Jun
STM32H743 + Ethernet (OpenH743I-C DevBoard) — personal project for Roman S.	56 USD	56 USD	7 days	11 Jun
STM32H743 + Ethernet (OpenH743I-C DevBoard)	Not specified	67 USD	12 days	11 Jun
Need to exit Android watch from cyclical fastboot.	Not specified	56 USD	12 days	9 Jun
Modification in the emulator's operation	45 USD	45 USD	1 day	8 Jun
Electrical diagram	16 USD	16 USD	3 days	7 Jun
Software development for Arduino (RF modules 3–7.5 GHz, automatic frequency scanning)	Not specified	449 USD	21 days	7 Jun
Preparation of a DIY kit for self-assembly of ArduboyMicroFX	90 USD	225 USD	40 days	5 Jun
Reprogramming of an automatic industrial press	112 USD	157 USD	5 days	2 Jun

Розробка кастомної плати для Raspberry Pi

Status Closed without completion

Type Public project

Budget 225 USD

Proposal 225 USD

Deadline 3 days

Added 22 June

Схема та PCB дизайн

Status Project complete

Type Public project

Budget 90 USD

Proposal 90 USD

Deadline 10 days

Added 18 June

STM32H743 + Ethernet (OpenH743I-C DevBoard) — персональный проект для Романа С.

Status Project ongoing

Type Personal project

Budget 56 USD

Proposal 56 USD

Deadline 7 days

Added 11 June

STM32H743 + Ethernet (OpenH743I-C DevBoard)

Status Project expired

Type Public project

Budget Not specified

Proposal 67 USD

Deadline 12 days

Added 11 June

Потрібно вивести Android годинник із циклічного fastboot.

Status Project expired

Type Public project

Budget Not specified

Proposal 56 USD

Deadline 12 days

Added 9 June

Модификация в работе эмулятора

Status Project expired

Type Public project

Budget 45 USD

Proposal 45 USD

Deadline 1 day

Added 8 June

Схема електрична

Status Rules violated

Type Public project

Budget 16 USD

Proposal 16 USD

Deadline 3 days

Added 7 June

Розробка ПЗ для Arduino (RF-модулі 3–7.5 ГГц, автоматичне сканування частот)

Status Project expired

Type Public project

Budget Not specified

Proposal 449 USD

Deadline 21 days

Added 7 June

Підготовка DIY набору для самостійного складання ArduboyMicroFX

Status Project not completed

Type Public project

Budget 90 USD

Proposal 225 USD

Deadline 40 days

Added 5 June

Перепрограмування атоматичного промислового пресу

Status Project expired

Type Public project

Budget 112 USD

Proposal 157 USD

Deadline 5 days

Added 2 June

Roman S.
Chernigov, Ukraine
2 0
Available for hire

Projects 2
Rating -
Rating 690

Want to offer Roman S. a job?

If you have an account, log in

Projects underway: 1
Last project: 1 month back
Collaboration with clients: 2
Last visit: 11 days 15 hours ago

Українська: Fluent
Русский: Fluent
English: Pre-Intermediate

Profile

Indicators

Specializations

Embedded Systems & Microcontrollers

Desktop Apps

Tags

Skills and abilities

Programming

Portfolio Works

Compliments

Client reviews

Creation of an electrical schematic (I have a base)

5.0

Roman S.

VISIT MONITORING SYSTEM

5.0

Roman S.

Indicators

Total projects:

2

Average rating:

5.0

5.0

5.0

5.0

5.0

5.0

Activity