Registered in Brela, Tanzania • Shipping countrywide

Where Hardware
Meets Code.

SolderBytes Engineering designs & builds reliable electronics: custom PCBs, embedded firmware, IoT systems and prototypes — plus ready-to-buy devices in our online store.

Browse Store → Request a Project
ESP32 • STM32 • ArduinoFirmware & hardware
KiCad • AltiumPCB design & assembly
M-Pesa • CardsSecure checkout
solderbytes_v1.0
SolderBytes — Where Hardware Meets Code
BOARDS SHIPPED500+
UPTIME IOT99.2%
SUPPORTSw / En

Official logo — assets/logo.svg (scales clean on all screens).

M-PESATIGO PESAAIRTEL MONEYHALOPESAVISAMASTERCARDESP32STM32LORASOLAR IOT

What we do

Full-stack electronics engineering

From idea → schematic → PCB → firmware → enclosure → deployed product.

◈

PCB Design & Assembly

Schematic, 2–4 layer layout in KiCad/Altium, Gerber + BOM, assembly & testing. DFM checked for JLCPCB / PCBWay.

  • Custom sensor boards
  • Power & motor drivers
  • Prototype → small batch
⚙

Embedded Firmware

C/C++, MicroPython, ESP-IDF, STM32 HAL, Arduino. Low-power, OTA updates, robust error handling.

  • ESP32 / STM32 / RP2040
  • BLE, WiFi, LoRa, GSM
  • MQTT & cloud logging
☁

IoT Systems & Solar

Smart agriculture, water-level monitors, solar charge controllers, GPS trackers with dashboards.

  • Solar-powered nodes
  • Web dashboards
  • Field installation
⬣

Prototyping & 3D

Fast prototypes, 3D-printed enclosures, breadboard to PCB migration in days, not months.

  • CAD enclosures
  • Test jigs
  • Student projects
🔧

Repair & Consulting

Board-level diagnosis, component sourcing in Tanzania, training for schools & startups.

  • Inverter / PSU repair
  • Sourcing help
  • Workshops
🛒

SolderBytes Store

Ready kits, sensors, dev boards & our own devices. Pay with mobile money or international card.

Open Store →

Why SolderBytes

Built for Tanzanian conditions

Hardware that survives dust, heat, unstable power and rural connectivity. We test everything on real 12V solar + mobile data before shipping.

✓ Local supportWhatsApp + Swahili/English, Brela pickup & Dar/Post delivery
✓ Honest pricing in TZSNo hidden import confusion — VAT & delivery shown at checkout
✓ Docs & code includedWiring diagrams, sample code, video setup for every product
firmware — esp32
// solderbytes_solar_node.ino
#include <WiFi.h>
#include <PubSubClient.h>

float readSolar() {
  return analogRead(34) * (25.0 / 4095.0);
}

void loop() {
  float v = readSolar();
  publish("solderbytes/solar/v", v);
  deepSleep(10 * 60); // 10 min, low power
}
Tested: 43°C • dusty • 2G fallback OK

Online store

Best sellers

View all →

Payments — Tanzania + Worldwide

Pay how you pay. Mobile money or card.

Checkout automatically detects location: Tanzanian numbers get mobile-money prompt, international customers pay by card via secure gateway.

M-PesaVodacom • *150*00# prompt
Tigo PesaMixx by Yas • prompt
Airtel MoneyAirtel • prompt
Halopesa / E-MoneyHalotel & others
VISA / MastercardStripe / Flutterwave / DPO
Bank / Lipa NambaManual confir­m via WhatsApp

To go live: add your Flutterwave / DPO / Stripe keys in js/config.js. Demo mode works now without keys.

How checkout works

  1. Add to cart → checkout
  2. Enter name, phone, delivery town
  3. Choose Mobile Money or Card
  4. Confirm on phone → get SMS + email receipt
Try demo checkout

Delivery: Brela pickup free • Dar 5,000 TZS • Upcountry via Bus/Post 8,000–15,000 TZS

SolderBytes network

One hub, all baby sites

Store lives here. Majishare + WiFi plug in as subdomains later — just flip status to live in js/sites.js.

Contact

Tell us what you want to build

Reply within 24 hours, Mon–Sat. For orders, use the store — for custom work, send specs here.

Opens WhatsApp and email draft — no backend needed.

📧 Email[email protected]Will move to [email protected]
📍 LocationBrela, Tanzania • solderbytes.comPickup available • Delivery countrywide
💬 WhatsApp+255 7XX XXX XXX — update in js/config.jsFastest for orders
⏰ HoursMon–Sat 9:00–18:00 EAT
✆