QR payment terminal
Self-service QR & NFC payment terminal with a custom enclosure and embedded firmware.
Electronics Development
From concept
to mass
production
NGLD.IO is a team of engineers designing complex electronic systems — from schematics and PCB layout to firmware and industrial enclosure design.
47+
Projects delivered
5 yr.
Team experience
12
Engineers on staff
99%
On-time delivery
Services
What we build
Full-cycle electronics development — from concept to finished product, end-to-end.
01
Schematics & PCB Design
Schematic capture, multilayer PCB layout with EMC and thermal management compliance.
02
Embedded Firmware
Firmware for ARM, AVR, ESP microcontrollers. RTOS, drivers, communication protocols, OTA updates.
03
IoT & Wireless Solutions
Wi-Fi, BLE, LoRa, Zigbee — designing IoT nodes with cloud integration and mobile app connectivity.
04
Industrial Design
3D enclosure design, rapid prototyping, DFM preparation with IP-rating requirements in mind.
05
Testing & Certification
Test fixture development, functional testing, preparation for FCC, CE, UL and other certifications.
06
Manufacturing Support
BOM management, supplier sourcing, Gerber file preparation and ongoing technical support for production.
Our work
Devices we have developed
A focused look at hardware projects across PCB design, firmware, enclosures and production preparation.
Image-ready showcase
MDB vending controller
Cashless controller for vending machines with MDB interface and wireless telemetry.
Rugged IoT controller
Wireless controller in a protective enclosure, built for demanding field environments.
Access control board
RFID access controller with relay outputs and RS-485 connectivity for gates and doors.
Multi-I/O controller
Industrial controller with many isolated inputs and outputs and custom firmware.
Compact Wi-Fi controller
Compact ESP-based controller board for connected and automated devices.
How we work
Development process
A structured approach ensures predictable outcomes and on-time delivery.
01
Requirements
Technical brief, specifications, complexity assessment
02
Concept & Schematics
Block diagram, component selection, schematic design
03
PCB & Firmware
Board layout, code development, integration
04
Prototype
Assembly, debugging, testing, iteration
05
Production
Documentation, manufacturing files, support
Tooling
Technology stack
We use proven industry-grade tools and battle-tested open technologies.
Get in touch
Ready to start
a project?
Tell us about your product — we'll respond within one business day with a preliminary estimate.