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Fiverr Pro
English
$
USD
I will design and program professional arduino and esp32 iot systems for industry
4.8
4.8
Spain
I speak English, Galician, Spanish, Portuguese, French, Italian, Polish, Russian
7 orders completed
From prototypes to production: reliable IoT and automation systems
I design and program ESP32 and Arduino IoT systems, robotics, and industrial automation. I help startups, research labs, and manufacturers prototype smart devices with reliable code, wiring diagrams, ...
About this Gig
Are you developing a smart device, industrial machine prototype, or IoT system?
I am Alex, an Energy Engineer with professional experience in:
- Industrial machines, robotics, and automation
- IoT networks with Arduino, ESP32, LoRa, WiFi, Bluetooth
- Sensor integration, firmware development, and control systems
- Teaching robotics, IoT, and STEM at schools and universities
What you'll get with me:
- Industrial-grade code with documentation
- Circuit diagrams and component selection
- Reliable communication protocols (LoRaWAN, MQTT, WiFi/BLE)
- Test reports and deployment notes
- Clear communication and post-delivery support
Whether you're a startup, researcher, or small manufacturer, I'll help you turn your idea into a working, scalable IoT prototype.
Let's build something smart together
Other Electronics Engineering Services I Offer
FAQ
Can you design for industrial environments (factories, harsh conditions)?
Yes, I have a background in energy engineering and automation. I can select components and protocols suited for industrial use cases.
Do you deliver complete product-ready designs?
I focus on prototypes and proof-of-concepts. If you need a production-ready PCB or enclosure, I can advise and connect you with specialists.
Can you support me after delivery?
Yes — Premium package includes 14-day support. Additional support can be arranged.
Reviews
4 reviews for this Gig
| (3) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
J 
jaumecr
Spain
I had the pleasure of working with Alex Casal, who delivered an exceptional bug-free project with top-notch documentation reflecting a high level of professionalism. His proactive communication and deep understanding of electronics engineering made the collaboration seamless and enjoyable! 🙌
$100-$200
Price
3 days
Duration
Helpful?G gotisukubo
Spain
fenomenal!!!
$200-$400
Price
3 weeks
Duration
Helpful?G georgecelsie
Spain
Alex entendió muy rápido lo que necesitaba y calculé la previsión del tiempo a perfecto. 100% recomendable !!
$50-$100
Price
3 weeks
Duration
Helpful?L lemegeton_131
United Kingdom
Nice guy and easy to work with.
$100-$200
Price
12 days
Duration
Helpful?
Reviews
4 reviews for this Gig
| (3) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
J jaumecr
Spain
I had the pleasure of working with Alex Casal, who delivered an exceptional bug-free project with top-notch documentation reflecting a high level of professionalism. His proactive communication and deep understanding of electronics engineering made the collaboration seamless and enjoyable! 🙌
$100-$200
Price
3 days
Duration
Helpful?G gotisukubo
Spain
fenomenal!!!
$200-$400
Price
3 weeks
Duration
Helpful?G georgecelsie
Spain
Alex entendió muy rápido lo que necesitaba y calculé la previsión del tiempo a perfecto. 100% recomendable !!
$50-$100
Price
3 weeks
Duration
Helpful?L lemegeton_131
United Kingdom
Nice guy and easy to work with.
$100-$200
Price
12 days
Duration
Helpful?
