Alexandr A. Profile

4,8

(16 recenzii)

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Adresa de e-mail a fost confirmată.

$16 USD/oră

marganets,

ukraine

$16 USD/oră

Momentan, aici e ora 4:42 p.m.

S-a înregistrat pe martie 7, 2009

1 Recomandare

Alexandr A.

@nevorek

4,8

(16 recenzii)

5,2

91%

$16 USD/oră

marganets,

ukraine

$16 USD/oră

100 %

Proiecte finalizate

100 %

Conform bugetului

51 %

La timp

19 %

Rata de angajare repetată

Smart machines

Embedded systems, cross-platform PC software, prototyping, circuit desing and boards layout. CAD: AD, KiCAD, DD, OrCAD.

Vezi toate opțiunile pentru Assembly Developers din Ukraine

Discută cu Alexandr A. despre proiect

Conectează-te pentru a discuta pe chat despre detalii.

Portfoliu

Digital logic design

CAD: AltiumDesigner
Board spec.: 2 layers, 0.3/0.3 mm
My work: hardware, firmware, simulating software (CCNet bill-acceptor, machine mechanics), configuration software.
Description: vending machine which cooks hot-dogs. Electronic part contain one main board and couple of boards for driving sted-motors and high-voltage loads.

Cooking machine

1:
CAD: KiCAD
Board spec.: 4 layers, 0.1/0.1 mm.
My work: hardware, firmware (embedded Python)
Description: dictophone with LTE-modem, microSD card, Li-bat charger.

2.
CAD: AltiumDesigner
Board spec.: 2 layers, 0.15/0.15 mm.
My work: hardware, firmware
Description: measuring container position using accelerometer and gyroscope.

Mini devices

CAD: OrCAD, Altium Designer.
Board spec.: 2 layers, 0.3/0.3 mm; 4 layers, 0.2/0.2 mm.
My work: hardware, firmware (C, C++, Python), configuration software (C++), server-side software (C#).
Description: GNSS-trackers, personal and for trucks.

Automobile trackers

CAD: KiCAD.
Board spec.: 2 layers, 0.2/0.2 mm.
My work: schematics, PCB layout.

Wireless devices

Project tree. Includes: different MCU support, abstraction layers, device drivers, tools.

Library for MCUs

Digital logic design

Cooking machine

Mini devices

Automobile trackers

Wireless devices

Library for MCUs

Recenzii

Modificările au fost salvate

Se afișează 1 – 5 din 16 recenzii

Filtrează recenziile în funcție de:

3,8

₹3.500,00 INR

Project for Alexandr A. Kicad Layout job of ESP32 Motor Starter

He completed the work in time.

C Programming

Microcontroller

Electrical Engineering

C++ Programming

+ încă 1

Narender Rao S.

@narender6470

•

1 an în urmă

5,0

$310,00 USD

Decode messages and output custom messages for them

Understood perfectly the task and delivered the expected results with a very well structured code, the task took a little longer than expected but was because i missed some things that showed up in the process, he knows what hes doing, if he says hes going to complete the task, he will

PHP

C Programming

C# Programming

Software Architecture

C++ Programming

Carlos C.

@CarlosCid

•

1 an în urmă

4,8

₹3.200,00 INR

Kicad (open source pcb cad ) layout design, Sch given, footprints given , layout prev board given

I am fully satisfied with his work , I got the job done at much lower cost due to his expertise and lower quote , but I am willing to pay higher with continued engagement.

Electronics

CAD/CAM

Electrical Engineering

PCB Layout

Circuit Design