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8.5
8.5
94%

BIKANER, India
$15 USD per hour
Core Techies is a software development and AI engineering company helping startups and enterprises build scalable digital products, automation systems, AI-powered solutions, and SaaS platforms. Since 2013, we have successfully delivered 200+ projects across web applications, mobile apps, backend systems, enterprise software, workflow automation, and AI-powered products. Our expertise includes: 🚀 AI Agents & AI Applications Custom AI agents, conversational AI systems, RAG applications, LLM integrations, document intelligence, and business process automation. ⚡ Workflow Automation n8n, Make.com, Zapier, CRM automation, sales workflows, operational automation, lead management, customer support automation, and system integrations. 📱 Mobile App Development Flutter, Android, iOS, React Native, Firebase-powered applications, MVP development, and enterprise mobile solutions. 💻 Web & SaaS Development React, Next.js, Node.js, Python, Java, Spring Boot, custom SaaS platforms, admin dashboards, multi-tenant systems, and enterprise applications. 🔌 API & System Integrations CRM, ERP, payment gateways, third-party APIs, cloud services, communication platforms, and business system integrations. ☁️ Cloud & DevOps AWS, Google Cloud, Docker, Kubernetes, CI/CD, deployment automation, and scalable cloud infrastructure. Our team focuses on building practical solutions that improve operations, automate workflows, reduce manual effort, and help businesses scale efficiently. Whether you need an AI-powered product, SaaS platform, mobile application, automation workflow, or enterprise software solution, we can help transform your idea into a production-ready system.

7.6
7.6
91%

Richmond Hill, Canada
$25 USD per hour
I lead a multidisciplinary engineering team delivering integrated solutions across mechanical design, electronics & embedded systems, industrial engineering, and business optimization, covering industrial, energy, and mining engineering applications. Our strength lies in combining technical expertise with structured project execution — transforming ideas into production-ready and performance-optimized systems. 🔹 Mechanical & Product Engineering CAD/CAM Design Mechanical Design & Design for Manufacturing (DFM) Design for 3D Printing SolidWorks Modeling & Simulation 3D Modeling & Product Visualization Sheet Metal & Weldment Design GD&T & BOM Preparation KeyShot Visualization & Motion Structural Analysis (ANSYS & ABAQUS) HVAC, Refrigeration & Plumbing Systems Design Solar Energy System Design Life Cycle Assessment (LCA) Energy Simulation (DesignBuilder, EnergyPlus, TRNSYS, PVSyst) SimaPro Revit MEP, BIM Coordination, Navisworks & Construction Documentation 🔹 Structural & Construction Engineering Structural Engineering Construction Engineering Steel Structure Design Structural Analysis (ETABS, SAP2000 & SAFE) Existing Building Assessment & Retrofitting AutoCAD Structural Drafting 🔹 Electronics & Embedded Systems PCB Design (Single/Multi-layer, SMD/THT) Embedded Firmware (C, Python, STM32, ESP32, ARM MCUs) Power & Battery Systems (Li-Ion/LiPo, Low-Power Design) IoT & Wireless (BLE, WiFi, MQTT, Cloud IoT) Protocols (I2C, SPI, UART, CAN, RS485, MODBUS) Sensors & Control Systems Arduino & Raspberry Pi (Embedded Linux, Edge Computing) Industrial Automation (PLC/SCADA) Embedded Product Development & Prototyping Testing & Validation (HIL, SIL, Unit/Integration) Test Automation (Robot Framework, VectorCAST, MATLAB) Automotive Embedded Testing (ISTQB Practices) 🔹 Engineering Management & Optimization Project planning & scheduling Resource & production planning Risk management & process optimization Business intelligence & Power BI dashboards Python-based data analysis ML & predictive modeling Forecasting, Excel automation Cost & time estimation Technical & research writing Optimization (GA, NSGA-II, PSO) Decision systems & MCDM 🔹 AI, Engineering Analytics & Optimization Machine learning & deep learning Data science & engineering analytics SVM, ANN, MLP, CNN Feature selection & predictive modeling Operations research & optimization Scientific & numerical modeling Edge AI & Embedded Intelligence Systems AI-driven decision support systems We improve engineering efficiency, productivity, and system performance across technical and operational domains. We also bring hands-on experience in industrial equipment design, including HVAC, refrigeration systems, and production-ready mechanical solutions using SolidWorks and industry-standard workflows. If you are looking for a technically strong engineering partner capable of handling multidisciplinary projects from concept to implementation, I would be happy to discuss your project

8.2
8.2
100%

Lahore, Pakistan
$50 USD per hour
I've 13+ years of programming experience. 5 years full-time freelance. 140+ web and mobile applications shipped with active userbases. I build secure, scalable, production-ready blockchain and full stack systems that solve real business problems. BLOCKCHAIN & WEB3 > Smart Contract Development in Solidity and Rust covering ERC20, ERC721, and ERC1155 standards. I deliver complete decentralized systems end to end. Smart Contract Engineering and Deployment > DeFi Protocol, Staking, and Yield Farming Development > NFT Marketplace Development with Minting, Trading, and Royalties > DEX and CEX Exchange Platform Development > Crypto Wallet Development, Custodial and Non-Custodial > Web3 Integration, Blockchain Security and Contract Auditing * Networks: Ethereum, Bitcoin, Solana, XRPL, Stellar, Hyperledger, Corda FULL STACK & BACKEND > Node.js, Laravel, Django, Flask, FastAPI, React.js, Next.js, REST API Development, Microservices Architecture, PostgreSQL, MySQL, MongoDB, Redis MOBILE DEVELOPMENT > React Native, Flutter, Swift, Kotlin, iOS and Android, Cross Platform Mobile Apps, Web3 Mobile Wallet Development, Mobile API Integration AI & ML INTEGRATION > OpenAI API Integration, GPT-based Product Development, Generative AI, Decision Tree, Random Forest, KNN, Linear Regression, Recommendation Engines, AI Automation Workflows CLOUD & DEVOPS > AWS, Google Cloud, Azure, Docker, CI/CD Pipelines, Server Security, Performance Optimization, Selenium, Scrapy, BeautifulSoup Data Pipelines I lead a team of engineers delivering large-scale Web3, fintech, and software platforms with a strong focus on architecture, security, and performance. Every project starts with proper planning and ships production-ready. I work with startups and enterprises to deliver Blockchain, Web3, AI, and Full Stack solutions designed for scale, security, and long term growth. Best Regards, KEYWORD INDEX Blockchain Developer, Smart Contract Developer, Solidity Developer, Rust Developer, DeFi Developer, NFT Marketplace Developer, Crypto Wallet Developer, DEX Developer, CEX Developer, Web3 Developer, Ethereum Developer, Solana Developer, Bitcoin Developer, XRPL Developer, Stellar Developer, Hyperledger Developer, Corda Developer, ERC20 Developer, ERC721 Developer, ERC1155 Developer, React Native Developer, Flutter Developer, iOS Developer, Android Developer, Full Stack Developer, Node.js Developer, Laravel Developer, Django Developer, Next.js Developer, React.js Developer, AWS Developer, Docker, PostgreSQL, MongoDB, OpenAI Integration, AI Developer, ML Developer, Microservices Developer, REST API Developer, Mobile App Developer, Fintech Developer, Web3 Mobile Wallet Developer

7.4
7.4
91%

Karachi, Pakistan
$20 USD per hour
EuSopht is a technology-driven software company that partners with startups and growing businesses to build scalable, production-ready digital products. We specialize in SaaS platforms, MVP development, mobile apps, and AI-powered solutions. Our expertise spans Full stack development, AI voice and videos, Flutter apps, middleware architectures, integrations, and automations. We help businesses streamline operations using Zapier, n8n, Make.com and workflow automation. From AI chat, AI voice, and Avatar videos to complex 3rd-party integrations, we engineer systems to scale. OUR TECH STACK AI: OpenAI, Custom GPT, Chatbot, TTS, STT, Golang, Rust, Livekit, Musttalk, Llama, LLM Web/Backend: Node.js, Python, Laravel, React.js, Next.js, Vue.js. Database: Supabase, MySQL, MongoDB, PostgreSQL. Mobile App Dev: Flutter, React Native, iOS (Swift), Android, Firebase, FlutterFlow. Workflows: Zapier, Make (Integromat), n8n, Webhooks. CRMs: Hubspot, GHL From MVP to Enterprise - We Engineer Growth

5.1
5.1
93%

Islamabad, Pakistan
$10 USD per hour
I am a dynamic professional and a real-world problem solver in the following fields: *** Business Administration *** Information Technology *** Engineering I am available to do your PROJECTS in above mentioned fields. I enjoy meeting new people and hearing new perspectives.
5.7
5.7
97%

Perth, Australia
$50 USD per hour
I provide complete IT services tailored to modern business needs, with a strong focus on Blockchain development, Artificial Intelligence, Machine Learning, Big Data, Web and Mobile app development, E-commerce platforms, and custom software solutions. I specialize in blockchain technologies including DEXs, DApps, NFTs, Web3, smart contracts, and DeFi applications across platforms like Ethereum, BSC, and Polygon. For web and mobile development, I work with Java, Python, PHP, and top JavaScript frameworks such as React.js, Node.js, Angular, and Vue.js—alongside mobile technologies like Flutter and React Native. My e-commerce solutions are built on platforms like WooCommerce, Shopify, and Magento, while my AI and machine learning services leverage tools such as TensorFlow and AWS to create intelligent, data-driven systems. If you're looking for secure blockchain integration, modern web and mobile development, scalable e-commerce systems, or custom AI-driven software, I’m here to help turn your ideas into powerful digital products.

6.3
6.3
94%

Islamabad, Pakistan
$30 USD per hour
I am expert in Image processing,Computer Vision, Machine Learning, Deep Learning and Artificial Intelligence. I have done MS in EE from USC Los Angeles, USA in 2004. I have done PhD in Hyperspectral image processing from University of Antwerpen, Belgium in 2013. I am also working on various freelancing websites since 2005.

6.3
6.3
100%

Bandung Barat, Indonesia
$40 USD per hour
Hey there! I’m a full stack developer with over 10 years of experience building all kinds of digital products—from websites and mobile apps to blockchain platforms, embedded systems, and AI-powered solutions. I’ve worn a lot of hats over the years, but the common thread has always been solving real problems with smart, reliable tech. Whether you’re looking to launch something new or need help improving what you’ve already built, I’m here to jump in and make it work. -Web & Mobile Apps: Clean, responsive designs and solid backend logic. I work with tools like React, Vue, Node.js, Django, Flutter, and more to build apps people actually enjoy using. -Embedded Systems & IoT: I build smart, connected hardware using platforms like Arduino, ESP32, and Raspberry Pi. From prototyping to production-ready firmware, I work with C/C++, MicroPython, and platform-specific SDKs to control sensors, motors, displays, and more. I also integrate these systems with web and cloud services—often adding AI for tasks like real-time data analysis, voice interaction, or image recognition at the edge. -AI & Machine Learning: I integrate tools like GPT-4, Whisper (speech-to-text), and DALL·E into web and mobile platforms—automating workflows, building chatbots, content generators, or even custom AI copilots for your users or team. I also work with Python-based ML frameworks like TensorFlow and PyTorch for custom models and training. -Blockchain & Smart Contracts: I’ve developed and audited smart contracts (mainly Solidity) and built dApps that connect seamlessly with Ethereum, Solana, and BNB networks. Let’s bring your vision to life with clean architecture, scalable code, and tech that lasts. I’m ready to contribute as your long-term tech partner or on-demand expert.

5.3
5.3
92%

Horodok, Ukraine
$48 USD per hour
Experienced embedded system engineer with a passion for bringing products to life. With more than 15 years of experience in the industry, has a proven track record in firmware development, hardware integration, and product launches. Driven by a desire to solve problems and create value for customers. ☑️ language Assembly, C Programming, C++, Python, Shell script, Makefile ☑️ System Programming Real-time Operaing systems, Embedded Linux, Linux device driver, Windows device driver ☑️ High level programming Win32, Linux user space, Android NDK, Qt, MFC ☑️ Firmware Programming PIC microcontroller, ATMEL, ATMEGA, STM32, Nordic, ESP32, Arduino, Raspberry PI ☑️ Embedded Communication protocol I2C, Serial Peripheral Interface(SPI), UART, USB, GPIO, Controller Area Network(CAN), Recommended Standard 232(RS232), one-wire, Recommend Standard 485(RS485), Bluetooth ☑️ Hardware design Circuit design, schematic design, PCB design, Multi-layer PCB design, Electronic design, Altium designer ☑️ Debugging JTAG, GDB, Print ☑️ Reversing IDA, OllyDbg, 2-layer PCB reversing ☑️ Security Executable file behavior analyzing, Executable file static analyzing Website security analyzing, Troubleshoot PC security level
An embedded engineer designs, programs, and tests the hardware-software systems that run inside devices like microcontrollers, IoT sensors, automotive ECUs, medical instruments, and consumer electronics. Hiring a skilled embedded engineer gives your product the low-level firmware, real-time control, and hardware integration it needs to function reliably in the field. On Freelancer.com you can connect with embedded systems engineers across every major architecture, toolchain, and industry vertical.
An embedded systems engineer bridges electronics and software. They write firmware that runs directly on microcontrollers and processors, design board-level peripherals, configure communication protocols, and validate that the resulting system behaves correctly under real-world timing, power, and environmental constraints.
Unlike general software developers, embedded engineers work close to the metal. They manage memory by hand, write interrupt service routines, configure clocks and peripherals through registers, and debug with oscilloscopes and logic analyzers. The commercial value is direct: well-engineered firmware reduces field failures, lowers power consumption, shortens certification cycles, and extends product lifespan.
A freelance embedded developer typically produces a defined set of artifacts tied to your product roadmap. Common deliverables include:
Strong candidates are fluent in the toolchains and silicon families relevant to your product. Look for hands-on experience with platforms that match your hardware roadmap.
Embedded engineering work spans nearly every physical product category. Freelance embedded engineers regularly support:
Embedded work rewards proven experience over generalist credentials. When reviewing freelancers, weigh qualifications, portfolio depth, and tool-specific fluency together.
Strong signals include a degree in electrical engineering, computer engineering, or a related field; shipped products in your target architecture; comfort reading schematics and datasheets; experience with the specific RTOS or bare-metal model your project requires; and familiarity with the regulatory regime your industry demands. Ask to see source code samples, debug session walkthroughs, or board bring-up logs.
Sample interview questions you can copy and use:
Many embedded projects touch nearby disciplines. Depending on scope, you may also need PCB design, FPGA development, hardware schematic capture in Altium Designer or KiCad, mechanical CAD integration, mobile app development for companion apps, cloud backend work for IoT telemetry on AWS IoT or Azure IoT Hub, and DSP or computer vision specialists. Many freelance embedded engineers cover two or three of these adjacencies.
Freelancer.com gives you access to a global pool of embedded systems engineers spanning every major MCU family, RTOS, and industry vertical. Whether you need a short consultation on a stubborn bug, a full firmware build from scratch, or ongoing maintenance on a shipped product, you can find vetted talent quickly. Clients post a project on Freelancer.com, set their own budget, and receive competitive bids from freelancers with verified portfolios, ratings, and client reviews. Milestone Payments hold funds until agreed deliverables are accepted, giving both sides confidence throughout the engagement.
Hiring an embedded engineer is more technical than most freelance categories because the work depends on specific silicon, toolchains, and regulatory contexts. Following a structured process helps you attract bids from engineers whose experience genuinely matches your hardware and product goals. Here is how to run the hire on Freelancer.com.
Your project brief is the single biggest factor shaping bid quality. The more precisely you describe the hardware, firmware scope, and constraints, the more accurately freelance embedded engineers can scope the work and the faster you can filter mismatched candidates. Head to the
Bids on embedded projects are short proposals, not just price quotes. A strong bid signals that the engineer has read your brief, understood the hardware context, and thought about the realistic path to delivery. Read each proposal carefully and use Freelancer.com chat to clarify technical questions before shortlisting.
The final decision should combine proposal quality with profile evidence. For embedded work, a consistent track record across multiple shipped firmware projects is more reassuring than a single impressive example, because reliability under real-world conditions is exactly what you are paying for.
Timelines vary widely with scope. A focused firmware bug fix or driver port may take days, a complete product firmware build often runs several months, and regulated medical or automotive projects can stretch longer once compliance testing is included. Share your hardware specs and target milestones in the brief to get realistic estimates.
The terms overlap heavily. Firmware engineers focus on the software running on a microcontroller, while embedded engineers often cover both firmware and the hardware interaction, board bring-up, and sometimes schematic review. For most freelance projects either title delivers the same work, but if your scope includes hardware decisions, look for explicit board bring-up experience.
Yes. Many clients on Freelancer.com hire embedded engineers for discrete tasks such as porting firmware to a new MCU, writing a single driver, optimizing power consumption, or troubleshooting a failed bring-up. You can also retain the same freelancer for follow-on revisions once the initial project is complete.
For most board-level work, yes. Shipping a development board or prototype lets the engineer test directly on real silicon and capture timing-accurate behavior. For early-stage work, simulators like Renode or QEMU and evaluation kits matching your target MCU can substitute until custom hardware is available.
If your problem is mostly software running on existing hardware, hire an embedded engineer. If you need a new PCB designed, schematic capture, or component selection, hire an electronics or PCB designer, often alongside an embedded engineer who will write the firmware once the board is built.

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