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Portfolio

A selection of real projects — from concept sketch to finished hardware.

AllIndustrial DesignElectronics / PCBFirmwareSoftware & IoTManufacturing
Warning Bike

Warning Bike

This is a concept design for a futuristic electric bike. It features a sleek and aerodynamic design, with advanced technology integrated into its structure. The bike is designed for urban commuting, offering a sustainable and efficient mode of transportation. It incorporates smart features such as GPS navigation, Bluetooth connectivity, and a digital display for real-time information. The bike's lightweight frame and powerful electric motor make it easy to maneuver through city streets while providing a smooth and comfortable ride.

3D RenderEVElectronicsIndustrial Design
Autonomous Cart

Autonomous Cart

Autonomous delivery cart with computer vision navigation, built around a Raspberry Pi with custom firmware. Designed for indoor and short-range outdoor logistics.

Autonomous TechRaspberry PiCamera MountFirmware
Smart Glasses for Blind People

Smart Glasses for Blind People

The glasses incorporate a camera that captures the surroundings and processes the images using computer vision technology. The processed information is then conveyed to the user through audio feedback, allowing them to navigate their environment more effectively. We had to incorporate a Raspberry Pi Zero into the design to handle the processing of the images captured by the camera. The glasses are designed to be lightweight and comfortable, ensuring that they can be worn for extended periods without causing discomfort. This product received funding and is currently being sold: https://sparkvision.tech/bg/smartglasses/

Computer VisionRaspberry Pi ZeroFirmwareIndustrial Design
DJ Pult

DJ Pult

Custom DJ controller built for an art museum installation. Features a laser-cut metal front panel, arcade buttons with RGB backlighting, rotary encoders, and custom firmware — all built in-house.

ElectronicsFirmwareMetal PanelArcade Buttons
Metal Electronics Box

Metal Electronics Box

Designing an enclosure for a watersystem at an autonomous car wash

3D RenderWeldingMetal ConstructionElectronics Enclosure
Smart Cyberpunk Radio

Smart Cyberpunk Radio

Cyberpunk-inspired smart radio combining retro aesthetics with modern electronics. Features Bluetooth connectivity, an ESP32 microcontroller with custom firmware, voice control, and a digital display — all housed in a compact 3D-printed enclosure with neon accents.

ESP32Firmware3D PrintCyberpunk
Custom IoT PCB

Custom IoT PCB

Multi-layer PCB for an IoT sensor node with wireless connectivity and sensor integration.

STM32BLELiPo charging4-layer PCB
Heart Rate and Temperature Monitor

Heart Rate and Temperature Monitor

A heart rate and temperature monitoring sensor board.

sensor temperaturePPGRS-485Isolated I/O
Health Tracking Device PCB

Health Tracking Device PCB

Health tracking watch with heart rate monitoring, sleep tracking, and activity tracking. It is controlled by a Nordic-based custom PCB. The PCB includes accelerometer and gyroscope, heart rate sensor, temperature sensor, SPO2 sensor.

Nordic nRF52840BLEPPG sensorIMU
USB charging Module

USB charging Module

A custom USB charging module with integrated power management and battery charging capabilities.

PMICLiPo BMSUSB-C PDBuck/Boost
NRF52840 module

NRF52840 module

Custom module for an NRF52840-based wireless sensor node with BLE.

NRF52840BLESub-GHzEnergy harvesting
DC-DC converter module

DC-DC converter module

Development board for a modular project

Power mangementEnergy harvestingDC-DCUltra-low-power
MPU module

MPU module

Custom module for a microprocessor unit with Accelerometer and Gyroscope.

MPUPower managementSensor interfaceCustom module
Analog I/O Boards

Analog I/O Boards

This Analog Output Board provides 4 channels of 4–20 mA current-loop outputs for industrial control systems. It uses a 16-bit DAC from Texas Instruments for high-precision analog signaling. The board features an STM32C031C6T6 MCU and supports I²C communication with a master controller.

AnalogI/OPCB
BLE Media Control

BLE Media Control

The Bluetooth Media Controller is a compact device that lets users control media playback on any smartphone via BLE. It features 5 tactile buttons for volume, track, and play/pause functions.

BLEAudioIoT
CO Monitoring Device

CO Monitoring Device

This device features a Carbon Monoxide Sensor to monitor the levels of CO gas in the atmosphere. Along with that, this device monitors temperature and Humidity of the surroundings on an LCD. This device also works as a backup power source to charge mobile devices.

SensorSafetyDisplay
Control and Display Unit

Control and Display Unit

CDU is used to provide a Graphic Interface to the user for controlling attached devices. CDU controls multiple RCUs connected via MIL-STD-1553B Bus Interface.

MIL-STD-1553BAvionicsDisplay
Flex Cable

Flex Cable

This high-performance Flex Cable features an FPC/ZIF connector interface with EMI shielding and polyimide-coated gold fingers. Designed for durability and flexibility, it ensures optimal signal integrity even in tight spaces. Ideal for harsh environments with careful attention to bend radius, material selection, and thermal grading.

Flex PCBEMI ShieldingInterconnect
Graphic Overlay

Graphic Overlay

This custom-designed Graphic Overlay integrates dome switches (with or without tactile feedback), and IP66 waterproofing for industrial-grade reliability. It features precision embossing, matte-oiled display windows, and branding-aligned graphics. Built for durability, seamless integration, and a clean, user-friendly interface.

HMIMembraneIP66Industrial
GSM Module Board

GSM Module Board

This GSM Module Board offers reliable GSM, GPRS, and LTE connectivity using uBlox SARA-G340 or SIMCOM A7672 modules. It communicates with host controllers via UART for seamless integration. Ideal for remote monitoring, IoT, and industrial applications.

GSMCellularPCB
MIL-STD-1553B Bus Interface

MIL-STD-1553B Bus Interface

MIL-STD-1553B Bus Interface was developed to communicate between CDU and multiple RCUs. CDU was acting as Bus Controller (BC) and RCUs as Remote Terminals (RTs).

MIL-STD-1553BAvionicsDefensePCB
Pedestrian Crossing Button

Pedestrian Crossing Button

This device is used to Request To Walk while road crossing on the Intersections. This Button communicate with the Traffic Controller over BLE. All the Button on the intersection communicate over Sub-1 GHz and form a network.

Sub-1GHzMeshSmart City
Remote Control Unit

Remote Control Unit

RCU is used to control and configure parameters of different Radio Units (Frequency, volume and mode, etc.). Different RCUs were designed for different radios. All the RCUs transmit Radio parameter settings to CDU as well as take parameter settings from CDU and configure the Radios.

RFRadioControl
RS485 Board

RS485 Board

This RS485 Communication Board enables robust industrial data transmission over long distances using the ADM2682 isolated transceiver. It supports half/full duplex communication and ±15 kV ESD protection. An STM32C031C6T6 MCU handles control, with an I²C interface for host integration.

RS-485IndustrialPCB
Smart Lock

Smart Lock

The Smart Lock is a device for the Bicycle Parking Allocation System in public spaces. Users can reserve parking slots through a Mobile App or Web Interface. Upon arrival, they can lock or unlock their slot using Bluetooth or NFC, ensuring a secure and efficient parking experience.

NFCBLEIoTAccess Control
System Bus Gateway

System Bus Gateway

The Gateway connects to the System Bus and is specially designed for natural gas measurement applications. Applications are the conversion of protocols (e.g. from Modbus to DSfG), bus access to a system bus as a local revision interface or comprehensive (DSfG) data transmission for Ethernet (LAN), GPRS or modem connection.

ModbusDSfGGatewayIndustrial
Traffic Controller

Traffic Controller

This is a SOM-based design featuring the SOM DART-6UL (i.MX 6UltraLite-based) by Variscite, equipped with all primary and custom interfaces such as Ethernet, USB Type-C, Wi-Fi, SDLC, PLCC, and sub-1 GHz and 2.4-GHz wireless host microcontroller.

Smart CityTrafficEmbedded
Artisan Rugs E-commerce

Artisan Rugs E-commerce

A premium e-commerce platform for handcrafted artisan carpets. Features a curated gallery with category filtering (Traditional, Contemporary, Berber), a specialized 'Get Quote' system, and a responsive layout designed to highlight timeless craftsmanship through refined elegance.

E-commerceWebNext.js
ECG Device Dashboard

ECG Device Dashboard

A secure web dashboard designed to visualize real-time ECG data and generate live ECG graphs from connected sensors. It integrates IMU and Heartbeat sensors via AWS IoT Core for continuous monitoring. Built with React.js and Node.js, it ensures data security using ECDH, HKDF, and ChaCha20-Poly1305 encryption.

AWS IoTHealthcareDashboard
Embedded Device Web Dashboard

Embedded Device Web Dashboard

Webdash is a real-time monitoring dashboard with multi-device connectivity over TCP/IP and live multi-camera streaming. It displays comprehensive sensor data with trend analysis, historical reports, and configurable alerts. The platform also offers remote device configuration, diagnostics, and an intuitive, interactive UI.

ReactNext.jsIoTDashboard
Enterprise AI & Analytics Ecosystem

Enterprise AI & Analytics Ecosystem

A cutting-edge AI-powered solutions platform offering services like Generative AI innovations, data engineering, and product development. Features a futuristic dark-mode UI with complex dashboard visualizations and an interactive services breakdown.

AIAnalyticsData EngineeringGenerative AI
Gas Sensor Dashboard

Gas Sensor Dashboard

A secure web dashboard designed to visualize real-time Gas Sensor data and generate live graphs from connected sensors. It integrates temperature, humidity, CO and VOC sensors via AWS IoT Core for continuous monitoring. Built with React.js and Node.js, it ensures data security using ECDH, HKDF, and ChaCha20-Poly1305 encryption.

IoTSecurityDashboard
Laser cut 45 steel plate with threads

Laser cut 45 steel plate with threads

Laser cut 45 steel plate with threaded holes for mounting components on a manual column mill

CNC MachiningSteel 45±0.1 mm
Parted off Aluminium Bracket

Parted off Aluminium Bracket

Parted off aluminium bracket for an industrial enclosure

TurningAluminium 6061±0.1 mm
Custom Aluminium Part

Custom Aluminium Part

3-axis CNC machined aluminium bracket for a client's industrial enclosure. Tolerance held to ±0.1 mm across all mounting holes. Anodised finish applied after machining.

CNC MachiningAluminium 6061±0.1 mm
Plastic bushing

Plastic bushing

CNC machined plastic bushing for a client's prototype assembly.

TurningPlastic±0.1 mm
Resin 3D Printed Caps

Resin 3D Printed Caps

3D printed resin caps.

Resin 3D PrintingPlastic±0.1 mm
Resin High resolution parts

Resin High resolution parts

High resolution resin parts produced using SLA 3D printing technology. These parts are ideal for prototyping and small batch production.

ResinSLAHigh Resolution3D Printing
Custom Plastic part

Custom Plastic part

This is a custom plastic part that was manufactured using 3D printing. .

PlasticPETG3D PrintingCustom Part
Lathe work and Threading

Lathe work and Threading

Custom lathe work and threading operations on various materials including aluminum, steel, and plastic components.

LatheThreadingMetalworkingCustom Part

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Portfolio | Warning Engineering