a
asad_marketingi

Maryam

@asad_marketingi
4.7(92)

Level 2

PCB Design and Hardware Prototyping STM32 ESP32 Firmware

Pakistán
Inglés, Urdu, Español, Alemán, Holandés
Parte de la información aparece en idioma inglés.
Sobre mí
Hi, I'm Maryam, an embedded systems engineer specializing in PCB design and hardware prototyping for electronic products. I design manufacturing-ready schematics and PCB layouts, develop STM32 and ESP32 firmware, and build reliable prototypes for startups and product teams. My expertise includes PCB design, hardware prototyping and testing, Arduino programming, microcontroller development, MATLAB, Simulink, circuit debugging, and sensor integration. I focus on clean design, performance optimization, and long-term reliability to deliver production-ready hardware solutions.... Lee más

Habilidades

a
asad_marketingi
Maryam
USD 25/hora
desconectado • 
Tiempo medio de respuesta: 1 hora

Revisa mis servicios

Placas de circuito impreso (PCB)
I will make hardware prototyping, schematic, pcb board designing, arduino, esp32, stm32
4.8(54)
Placas de circuito impreso (PCB)
I will review your pcb and hardware design for manufacturing
4.4(17)

¿Quieres trabajar por horas?

Dile a Maryam qué necesitas.

USD 25

/

hora

Porfolio

Experiencia laboral

Confidentials

Product Development & PCB Design Engineer

Confidentials • Trabajador autónomo

Jun 2020 - Present6 yrs 3 mos

Working as an Independent Product Development & PCB Design Engineer, delivering complete electronic product solutions from initial concept through prototyping and manufacturing readiness. My core expertise includes professional multi-layer PCB design, hardware prototyping, functional testing, and preparation of fully documented, production-ready manufacturing files. I design optimized PCB layouts with proper grounding strategies, signal integrity control, power distribution planning, thermal considerations, and EMI-aware routing to ensure long-term reliability and stable performance. I provide complete hardware development services including: • System architecture definition and hardware block diagram creation • Analog and digital circuit design • Schematic capture and component selection based on availability and cost optimization • Multi-layer PCB layout design with DFM and DFA considerations • Power management, battery systems, and protection circuit design • Hardware prototyping, debugging, and validation testing • Embedded firmware development for ESP32, STM32, Raspberry Pi, and other microcontrollers • Integration of communication protocols (UART, I2C, SPI, CAN, RS485, Modbus, MQTT, HTTP, WiFi, BLE) • Sensor, actuator, wireless, and industrial interface integration • Preparation of complete manufacturing documentation (Gerber files, drill files, BOM, pick-and-place files, assembly drawings, fabrication notes) • Product enclosure design support, mechanical integration, and PCB-enclosure alignment for real-world deployment I collaborate directly with startup founders and engineering teams to transform product concepts into reliable, scalable, and manufacturing-ready electronic systems. My focus is delivering technically robust, cost-efficient, and production-optimized hardware solutions ready for commercialization. Delivered multiple functional prototypes and production-ready PCB designs for IoT, automation, and embedded hardware applications.

92 Reseñas
4.7

(79)
(6)
(1)
(3)
(3)
Desglose de calificaciones
  • Nivel de comunicación del Freelancer
    4.7
  • Calidad de la entrega
    4.7
  • Valor de la entrega
    4.6
1-5 de 92 reseñas
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