CONNECTED ESP32 SYSTEMS
Build ESP32 devices that stay connected and explain their state
Build ESP32 IoT devices that publish clean telemetry, expose reliable state, and feed useful dashboards and automations.
Created by Marco Schwartz
A clear result, not another playlist
What you will learn
- Design MQTT topic structures
- Publish sensor telemetry reliably
- Represent device state and availability
- Build dashboard-ready data flows
- Handle reconnects and basic device errors
- Create a reusable ESP32 IoT firmware pattern
Your finished project
Finish the course able to design MQTT topic structures.
Step-by-step learning path
Course curriculum
3 sections / 9 lessons
1MQTT Device Design3 lessons
- Plan topics, payloads, and device namesPreview01
- Publish telemetry and retained state02
- Represent availability and error state03
2ESP32 Reliability3 lessons
- Handle Wi-Fi and MQTT reconnects01
- Structure firmware for multiple sensors02
- Add status LEDs and serial diagnostics03
3Dashboards and Alerts3 lessons
- Feed a local dashboard01
- Create threshold-based alerts02
- Document a reusable device template03
See how the course teaches
Try a lesson before enrolling
Open the public lesson directly on this page. No account or payment is required.
Designed for practical progress
About this course
A board-linked IoT course focused on the ESP32 as a connected device platform. Students design topics, payloads, availability, retained state, reconnect behavior, dashboard views, and basic alerting.
Learn from experience
Meet your instructor
Marco Schwartz
Maker educator and electronics & IoT instructor
Marco Schwartz teaches practical electronics, embedded programming, and connected-device projects. His courses help makers move from wiring and firmware to dependable Arduino, ESP32, Raspberry Pi, MQTT, Node-RED, and home automation systems they can understand, troubleshoot, and extend.
- 15+ years of electronics and maker education
Student results
What learners are saying
4.7 from 3 stories
“MQTT always seemed confusing to me, but this course made it click. Seeing my sensor data show up on a live dashboard was such a great moment!”
“Excellent course. The dashboard projects alone are worth it — I now monitor my garage, greenhouse, and home office from one screen. So cool.”
“Really practical and well taught. I hit a few small setup hiccups on my end, but the lessons were clear enough to troubleshoot through them. Happy with what I learned!”
Before you start
Requirements
- ESP32 Basics for Makers or equivalent
- One ESP32 board
- One or more sensors
- Access to an MQTT broker or local hub
A good fit for
Who this course is for
- Makers who want a structured path into ESP32
- Learners who prefer building real projects over watching disconnected tutorials
- Developers and hobbyists who want practical troubleshooting experience
Answers before you enroll
Frequently asked questions
Is this course suitable for beginners?
Yes. The course is designed for intermediate learners and builds each skill in a deliberate sequence.
What do I need before starting?
You will need ESP32 Basics for Makers or equivalent, One ESP32 board, One or more sensors, Access to an MQTT broker or local hub.
Can I learn at my own pace?
Yes. Start after checkout and return to the course whenever you are ready to continue.
What if the course is not a good fit?
Contact Makecademy support within 14 days of purchase. We will review the request and issue a refund when the course is not a suitable fit.
Ready to build it?
Start ESP32 IoT Devices with MQTT and Dashboards today
Follow a clear path from the first setup step to a finished project you can explain, troubleshoot, and extend.
$29
Enroll nowA practical 14-day guarantee
Start the course and review the learning path. If it is not the right fit, contact us within 14 days and we will help make it right.