Hire the Best Antenna Designers
in Ukraine

I am a Hardware Engineer with 10+ years of experience in PCB Design, Microcontroller Programming, and Embedded Systems development. I specialize in building robust Hardware solutions using ESP32, STM32, Arduino, and Raspberry Pi platforms. From initial Schematic capture in Altium or KiCad to final production-ready devices, I deliver high-performance electronics that work in the field. Highlights: - 100% Client success score - 95% first-pass PCB success rate across 100+ boards - Reduced BOM cost by 10–20% per unit through component optimization - Designed and reviewed 100+ PCBs across IoT, industrial, and automotive sectors - Firmware optimized on battery-powered ESP32 devices 📍 Core Services: Professional PCB Design & Schematic Capture - High-quality PCB Design delivery using Altium and KiCad with 100+ commercial products launched globally. - Schematic development and PCB Design for high-density multilayer boards (up to 16+ layers, microvias, HDI). - Hardware Design focusing on DFM/DFA, achieving 98% First-Time-Right fabrication with zero board respins. - Expertise as a PCB Designer in Altium Designer, KiCad PCB, and EasyEDA with 10,000+ hours of hands-on layout experience. - PCB Design for PCB Audio, RF (up to 6+ GHz), and high-speed digital interfaces (DDR4/PCIe Gen4 length matching). - Professional PCB Design and Circuit Designer services for Electronics projects, cutting time-to-market by 30% via IPC-Class 3 compliance. Expert Microcontroller Programming & Firmware: - Expert Microcontroller Programming for diverse industrial and consumer platforms with 99.9% uptime in production. - Microcontroller Programming for ESP32, STM32, Arduino, and Raspberry Pi, covering 200+ deployed nodes. - Embedded Systems development using Embedded C and C language, optimizing memory footprint by up to 40%. - Custom Firmware and Embedded Software for Embedded Systems IoT applications with MISRA C compliance and AES-256 security. - Advanced Microcontroller Programming for ESP32 Firmware, STM32 HAL, and Arduino Programmer tasks with FreeRTOS multi-threading. - Embedded Systems and Microcontroller Programming for Robotics and Python-based logic, accelerating sensor polling rates by 3x. Strategic Leadership & IoT Solutions: - I lead ARTAXE Electronics, a hardware engineering team. As CEO and Electronics Engineer, I ensure every Embedded Systems project is scalable and commercially viable, managing $500K+ in R&D budgets. - IoT architecture for ESP32 and Raspberry Pi systems, supporting 10k+ active concurrent devices in the cloud. - Embedded Systems Engineer services for Embedded Systems with long-range connectivity (LoRaWAN/LTE-M up to 15km range). - Integration of Schematic designs with Antenna Design and PCB Firmware, improving signal integrity and wireless range by 25-30%. - Deployment of Embedded Systems for AgTech (PivotHawk) and industrial monitoring across 50,000+ hectares / 100+ industrial sites. Mechanical Design & Enclosure Development - Bridging the gap between an Electrical Engineer and a Mechanical Engineer, ensuring 0mm clearance errors via precise ECAD-MCAD co-design. - Mechanical Design using SolidWorks, AutoCAD, and CAD tools with 0.05mm tolerance precision. - Enclosure Design and Industrial Design for IP-rated devices (up to IP67/IP68 water & dustproof standards). - Professional Mechanical Design Engineer and Enclosure Designer support, optimizing parts for injection molding to cut tooling costs by 20%. - Mechanical Designer services for custom Hardware housing, validated through 50+ rapid prototypes (3D-printed ASA/SLA). Why Partner With Me❓ ✅ Altium & KiCad Mastery: Expertise in Altium for high-end professional projects and KiCad for open-source flexibility. The workflow in Altium ensures precision, while KiCad provides cost-efficiency. ✅ Prototyping & Production: I don't just create a Schematic; I deliver a working device. From Arduino prototypes to STM32 production units. ✅ Comprehensive Hardware Support: Every Hardware project includes a thorough Schematic review and PCB Design Circuit Design validation. ✅ Reliable Microcontroller Programming: Providing Embedded Engineer grade code for ESP32, STM32, and Raspberry Pi nodes. 💡 Technical Toolkit: ✅ Software: Altium, KiCad, EagleCAD, EasyEDA, SolidWorks, AutoCAD. ✅ Platforms: ESP32, STM32, Arduino, Raspberry Pi, nRF52, i.MX8. ✅ Focus: Embedded Systems, IoT, PCB Design, Microcontroller Programming. Ready to bring your hardware vision to life❓ From the initial Schematic stage to the final PCB Design and production support, I am dedicated to your project's success. Whether you need a simple prototype or a complex Hardware system, let's discuss how my expertise can drive your innovation forward. ❗ Click the "Message" or "Invite" button to start a conversation about your project today❗

Embedded hardware and firmware engineer with 25+ years of experience developing electronic devices from idea to production. I design schematics, PCBs, embedded firmware and help clients bring prototypes to manufacturable products. Experience includes industrial electronics, battery-powered devices, IoT, sensors, communications interfaces and microcontroller firmware.

Expert level electrical and some mechanical/industrial design engineer with 25+ years of experience in the electronic systems hardware development. 3D design of electronic housing. Design from concept to mass production, prototyping and manufacturing. -Electronic circuit and PCB design including multilayer, high-speed, HDI, BGA, -Generation of full manufacturing packages including Gerber files, -Design and development of analog and digital systems, -Laboratory measurement and testing -Troubleshooting and repairing of equipment remotely -Consulting and online support -3D hardware design of enclosure and stack PCB assemblies using SolidWorks -Digital and analog wireless RF, impedance matching, microstrips, EMI, EMC -Antenna design including PCB antennas, feeders -Low power & battery operated devices, fast charging, Solar and other energy harvesting -Motor control -Optic -3D printing, milling and lathe service. I am experienced in: Altiun Designer SolidWorks Protel, PCAD STM32CubeMX Keil, IAR, True Studio, CooCox, AVRStudio SolidCAM, Power Mill ADSimPLL MicroWave Office MicroCap Programming languages: C, ASM Standards and technologies: UART, SPI, I2C, USB, RS232, RS485, BT.656 OLED, LCD, TFT, BLE, MIMS, GPS, RFID Extremely low power design, DC-DC converters, solar cell energy harvesting Lithium battery safe and charging, fast charging Low temperature battery powering

❤Thank you for visiting my profile.❤ My name is Tetiana Medetska, a dedicated Electronic Hardware and Firmware Engineer specializing in creating innovative and high-quality solutions for electronic product development. I am passionate about transforming ideas into reality through meticulous design and development. -Core Competencies: -PCB Design & Development: Expert in designing reliable, high-performance printed circuit boards (PCBs). Specialization in power supply circuits (DC-DC, AC-DC conversions) and multilayer designs for embedded systems. Proven track record in developing efficient LED driver circuits and RF PCB layouts. -Firmware Development: Extensive experience programming microcontrollers including STM32, DSPIC, ESP32 and ESP8266. Mastery of communication protocols such as UART, SPI, Ethernet, USB, CAN, and MODBUS for seamless integration. Proficient in implementing wireless technologies including Wi-Fi, Bluetooth, and ZigBee. -RF Design & Analysis: Strong capabilities in RF circuit design, antenna optimization, and simulation for applications like WiFi, Bluetooth, and RFID. Expertise in developing RF filters, splitters, transceivers, and power amplifiers tailored to specific application needs. I am committed to delivering cost-effective, high-quality solutions without compromising performance or deadlines. I welcome the opportunity to connect and discuss how I can contribute to your projects.

🟢Available now for new projects. If you have CGI work or any questions for me, please let me know. Are you seeking for a 3D Product Rendering Artist for Realistic Product Shots? Do You Need a 3D Artist / Motion Graphics & VFX Specialist, or 3D Modeling & Rendering Expert? Feel free to reach out. Whether you are launching a new product, have a complex STEP/CAD file, or just a concept on paper, I provide a full-cycle production to turn your vision into Explainer animation video. I specialize in 3D Technical Animation and Photorealistic Product Rendering. The purpose of an explanatory animation is to demonstrate to the viewer how your product works. Using Houdini FX, Unreal Engine 5 for Real-time rendering, 3ds Max, and Blender, I can deliver Cinematic video and complex Procedural Simulations. 3d Rendering expert for e-commerce and B2B platform, amazon A+ Content. 3D VFX Ads for social media. ➤ WHAT I CAN DO FOR YOU 1. Photorealistic 3D Rendering & Product Ads ✅Amazon A+ Content & Listings: Creat Photorealistic Product Rendering for water equipment and 3D Packaging Render. ✅3D Bottle Rendering, premium packaging design, and luxury items like 3D Watch Modeling & Rendering. ✅CGI Product Animation: High-end 3D VFX Video for YouTube, Instagram, and TikTok to make your brand stand out in a crowded feed. ✅Electronics & Hardware: Specialized visualization for IoT devices, smart home products, and electronic health devices. 2. Technical, Industrial & Automation Explainers ✅3D Technical Explainer Animation: Visualizing Industrial & SaaS Product videos with extreme precision and attention to detail. ✅CAD Visualization: Transforming STEP files into Professional 3D Technical Animation for engineering, manufacturing, and antenna visualization. ✅Functional Clarity: Using X-ray views, mechanical assembly videos, and airflow simulations to demonstrate internal processes and factory automation. ✅Process Visualization: Creating detailed animations for factories, warehouse robotics, and complex mechanical systems. 3. SaaS Product Videos & UI/UX Motion ✅3D SaaS Product Animation Video Explainer: Featuring high-end 3D UI/UX Animation and App Marketing Video assets that showcase your platform's features. ✅AI Explainer Video: Showcasing complex software and AI platforms through structured 3D Isometric Animation. ✅3D Motion Graphics: Engaging visuals featuring isometric architecture and stylized environments for websites and brand promos. 4. VFX, Houdini, Unreal Engine 5 ✅Unreal Engine 5 Cinematic Video: Create video sequencer animation in Unreal Engine. ✅Add 3D Animation to Video: Professional Camera Tracking and 3D VFX Ads that blend CGI with live-action or drone footage. ✅Simulations: Using Houdini FX for realistic fluids, particles, smoke, cloth, and RBD Simulations. ➤ MY TECHNICAL STACK 3D Modeling: 3ds Max, Blender 3D. VFX & Physics: Houdini FX (Fluid, Particles, Cloth, Pyro). Real-time Rendering: Unreal Engine 5. Post-Production: After Effects (Motion Graphics, UI Animation, Compositing. ➤ WHY WORK WITH ME? Expert 3D Product Render & Animation: Focused on high-conversion Product Marketing and Commercial 3D Animation. Direct CAD Integration: Working with STEP files to ensure 100% technical accuracy for Visualization. Content Production: Delivering format for Social Media Ads (TikTok/Instagram), Amazon Listings, and Websites. Professional Full-Cycle Production: I handle everything from initial modeling and lighting to final 3D Compositing and Postprocessing. PROVEN EXPERIENCE 50+ Completed jobs on Upwork E-commerce: Amazon Product Listings, Water Filtration Systems, Supplement Dispensers, Luxury Watches. Industrial: Parcel Automation, Factories, Antenna Arrays, Factory Automation. Tech/SaaS: Product Promos, IoT Smart Home Devices, Health Electronics. Real Estate: Drone Video CGI Overlays, Interior Manufacturing Visuals. Let's discuss your project!

Main work profile: battery chargers, USB Power Delivery, analog interfaces for sensors, low and high-speed ADCs, Bluetooth and wired data exchange, onboard local power sources (step-up, step-down, etc...), making basic firmware for: STM32, ESP32, PIC, AVR using native frameworks or/and Arduino framework, libs for attached hardware. Optimizing schematics/PCB/BOM (simple IoT or simple devices based on most popular components) for fast and low cost prototypes assembly. Experience in electronics design - 21 years Deep knowledge in Altium Designer, KiCAD and P-CAD. Also can freely work in EasyEDA, Diptrace, Eagle, MultiSim