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4,3
4,3
87%

Sanaa, Yemen
$18 USD por hora
I am a professional Mechatronics Engineer with over 5 years of experience in robotics, embedded systems, computer vision, and intelligent automation systems. I have a strong passion for computer technology, robotics, and programming. For me, coding is not only about building applications; it is a powerful way to solve real-world problems, design smarter systems, and communicate technical ideas clearly. I am a hard-working engineer who is always eager to learn, improve, and contribute to meaningful engineering solutions. My work focuses on bridging the gap between simulation and real-world hardware. I design and develop robotic systems that integrate sensors, actuators, control algorithms, and AI-based perception to achieve reliable autonomous performance. I have hands-on experience with ROS1, ROS2, Gazebo, Webots, Isaac Sim, Arduino, ESP32, Raspberry Pi, OpenCV, YOLO, and real-time hardware integration. I can support projects starting from simulation and system architecture up to hardware implementation, testing, debugging, and documentation. ### Core Expertise ✅ Robotic simulation using Gazebo, Webots, Isaac Sim, and MATLAB/Simulink ✅ ROS1/ROS2 development, custom nodes, URDF/xacro models, and ros2_control ✅ Mobile robots, robotic arms, autonomous systems, and sensor-based control ✅ Real-time sensor integration including LiDAR, cameras, IMUs, and encoders ✅ Embedded systems development using Arduino, ESP32, Raspberry Pi, and PlatformIO ✅ Computer vision using OpenCV, YOLO, TensorFlow, and AI-based perception systems ✅ Python and C++ development for robotics, perception, control, and automation ✅ Hardware-software integration, debugging, testing, and technical documentation Whether you need a robotic arm, mobile robot, IoT-based sensor system, computer vision solution, or complete hardware-software integration, I can deliver clean, efficient, scalable, and well-documented solutions tailored to your project requirements. ### Technical Skills **Robotics Frameworks:** ROS1, ROS2, ros2_control, PX4 **Embedded Systems:** Raspberry Pi, Arduino, ESP32 **Simulation:** Gazebo, Isaac Sim, MATLAB/Simulink, Webots, Unity **Visualization:** RViz, Foxglove **CAD & 3D Design:** SolidWorks, Siemens NX, Blender **Programming:** Python, C++ **Computer Vision & AI:** OpenCV, YOLO, OpenVLA, TensorFlow **Firmware Development:** PlatformIO, Arduino IDE **Database:** MySQL **DevOps & Tools:** Git, GitHub, Docker, Ansible **Automation Tools:** n8n **Model-Based Design:** MIL, SIL, PIL, HIL **Documentation:** LaTeX, technical reports, project documentation **Remote Support Tools:** AnyDesk, NoMachine, TeamViewer I am committed to delivering high-quality engineering work with clear communication, reliable performance, and practical solutions that can move from concept to real-world implementation.

9,4
9,4
98%

Karachi, Pakistan
$20 USD por hora
At Digital Arcanum, we don’t just deliver services — we build complete digital growth systems. With over a decade of experience, we’ve worked with global brands and multi-million to multi-billion dollar companies, helping them scale through strategy, technology, and performance marketing. Every project is personal. We go beyond templates and generic execution to create high-performance digital ecosystems that drive traffic, engagement, and conversions. Strategy First — The Real Game Changer We don’t believe in random posting or design. Every action is backed by data, intent, and business goals. From first impression to final conversion, everything is connected. If your brand is posting but not growing or your website isn’t converting — you don’t need more content, you need the right system. 👉👉Social Media & Performance Marketing We are social media growth specialists, not just managers. We build and scale brands across: Instagram, Facebook, TikTok, and YouTube Our services include: Social media strategy & content systems High-quality design (Adobe Photoshop & Illustrator) Reels & video editing (Adobe Premiere) AI-powered content (ChatGPT, Claude) Copywriting & engagement optimization Meta Ads & Google Ads (conversion-focused) Retargeting & scaling strategies Goal: Turn attention into revenue 👉👉Website Development & Automation We build fast, scalable, SEO-optimized platforms: 👉WordPress, Shopify, Webflow, Wix, Squarespace 👉GoHighLevel (GHL) funnels, landing pages, CRM 👉Full-stack solutions & API integrations 👉Automation using n8n & CRM workflows 👉SEO & Branding We drive long-term growth through: Keyword research & technical SEO Content strategy & optimization eCommerce SEO We also create premium brand identities: 👉Logo design & corporate identity 👉Marketing collaterals, packaging, pitch decks 👉UI/UX for websites & mobile apps Why Digital Arcanum 👉1000+ successful projects 👉Experience with global brands 👉Strategy-first approach 👉Strong focus on ROI 👉Built-in quality checks 👉24/7 operations Final Thought Most agencies deliver services. We build systems that scale businesses. Digital Arcanum — Where Strategy Meets Growth

9,2
9,2
99%

Daska, Pakistan
$50 USD por hora
Live Experts LLC is a multidisciplinary technology company specializing in Engineering, AI/ML, Embedded Systems, IoT, and Automation Solutions for startups, businesses, and enterprises worldwide. With over a decade of technical delivery experience and hundreds of successfully completed projects, we help clients transform complex ideas into scalable, production-ready solutions that solve real business and operational problems. Our strength comes from combining software, AI, automation, electronics, and engineering expertise under one team. This allows us to handle both digital systems and real-world hardware projects with practical implementation experience. Our expertise includes: • Artificial Intelligence (AI) & Machine Learning (ML) • Generative AI & Conversational AI • AI Chatbots & AI Agents • Computer Vision & OCR Systems • Predictive Analytics & Data Intelligence • Workflow Automation & AI Integration • Embedded Systems & IoT Solutions • Arduino, ESP32 & Raspberry Pi Development • PLC, SCADA & Industrial Automation • Electrical & Mechanical Engineering Support • Sensor Integration & Smart Monitoring Systems • AI-Powered Dashboards & Business Platforms • Cloud APIs & System Integrations • Automation & Control Systems We work with modern technologies including: Python, OpenAI, ChatGPT, TensorFlow, OpenCV, Node.js, React, FastAPI, PostgreSQL, AWS, Docker, MATLAB, Arduino, ESP32, Raspberry Pi, PLC systems, and industrial automation platforms. What makes us different is our ability to bridge the gap between: AI + Automation + Embedded Systems + Engineering Many companies can build software. Others can build electronics. Very few can combine AI, automation, hardware, and engineering into complete intelligent systems that work in real business environments. We have experience working across: • Industrial Automation • Healthcare • Logistics & Fleet Systems • Manufacturing • Finance & Trading Systems • Smart Monitoring Systems • Operational Dashboards • IoT & Connected Devices • AI Business Solutions • Intelligent Automation Platforms Our development approach focuses on: • practical implementation • scalable architecture • clean UI/UX • reliable integrations • business-focused solutions • long-term maintainability • clear communication • premium execution quality Whether you need: • an AI-powered platform • an embedded IoT device • industrial automation • computer vision systems • AI automation workflows • predictive analytics dashboards • AI chatbots • sensor-based monitoring systems • electrical/mechanical engineering support • or a complete intelligent system Live Experts can help design, develop, and deploy reliable solutions tailored to your business goals. We believe in building long-term partnerships and delivering systems that create measurable operational and business value.

6,8
6,8
84%

KAKAMEGA, Kenya
$50 USD por hora
Mechanical Engineering and Machine Learning Professional I possess extensive knowledge and experience in mechanical engineering and Machine Learning, both critical components of my professional skill set. My expertise spans a wide range of areas, including mechanical design, simulation, and machine learning. Here are some key highlights of my skills and experience: Mechanical Engineering Skills SolidWorks Design: - Proficient in creating detailed 3D models and assemblies - Expertise in generating technical drawings and documentation - Skilled in design for manufacturability and assembly (DFM/DFA) Finite Element Analysis (FEA): - Experienced in structural, thermal, and dynamic analysis - Proficient in using Abaqus for complex simulations - Skilled in interpreting and optimizing FEA results to improve design performance MatLab: - Building applications for numerical analysis, optimization, and statistical analysis for 15 years - Proficient in developing GUIs for engineering applications - Experienced in solving complex engineering problems using MatLab Machine Learning Skills Supervised and Unsupervised Learning: - Proficient in implementing algorithms such as SVM, Naive Bayes, Nearest Neighbor, and K-means clustering - Skilled in feature extraction, model training, and validation - Experienced in applying machine learning techniques to engineering problems Additional Skills Statistical Analysis | Data Analysis | Data Entry: - Expertise in descriptive statistics, regression analysis, and hypothesis testing - Skilled in data preprocessing, visualization, and interpretation Academic Writing | SEO Writing | Forum Posting: - Specialize in link building, SEO, PDF/OCR conversions, market research, and internet marketing - Proven ability to deliver high-quality content quickly and efficiently - Available for both long-term and short-term projects I am committed to bringing out my best in every project, leveraging my skills in mechanical engineering and machine learning to deliver exceptional results. Best regards, Collins

9,9
9,9
90%

Machakos, Kenya
$50 USD por hora
As a software architect and Python developer with 10+ years of experience, I design and deliver full-stack, high-performance crypto trading automation systems for both individuals and organizations. Notable project: 10xTraders.ai – a fully cloud-native, multi-user crypto trading platform that supports strategy generation, live trade execution, smart notifications, user dashboards, and automated scaling, integrating TradingView charts and custom AI modules. My expertise includes: Strategy Engine Development: Design, testing, and deployment of custom and modular trading strategies (momentum, DCA, grid, arbitrage, trend-following, mean reversion, risk management overlays, etc). Exchange Integrations: Multi-exchange (Binance, Bybit, KuCoin, Coinbase, OKX, and more) spot, margin, and derivatives connectivity, robust error handling, and seamless authentication. Backtesting & Simulation: Fast, accurate historical and forward backtesting engines; optimization tooling; walk-forward analysis; metric dashboards. Automated Live Trading: Real-time execution, position sizing, dynamic stoploss/TP, risk management, error recovery, and live trade monitoring. Signal & Webhook Handling: Integration with TradingView, Telegram, Discord, email alerts; advanced webhook processors; custom event triggers. Trading Terminal UI: Web-based terminals for trade monitoring, live logs, analytics, and order management; deep TradingView chart integration; responsive dashboards. AI/ML-Driven Trading: Custom modules for signal generation, position management, and adaptive strategy optimization with machine learning. Portfolio Management: Multi-asset and multi-strategy allocation, wallet/rebalancing, cross-exchange tracking, P&L and risk statistics. Notification & Reporting: Real-time logging, alerting (web, mobile, email, Telegram), performance reporting, and alerting for trade state, errors, fills, or margin events. Cloud & DevOps: Docker, Kubernetes, Helm, NGINX, automated CI/CD pipelines, secure API exposure (REST/WebSockets), volume scaling for thousands of concurrent users. User & Multi-Tenancy: Auth, multi-user session management, isolated deployments, and secure separation for hosted trading platforms. API & Bot Management: REST/WebSocket APIs for strategy control, trade monitoring, status queries, bot lifecycle (spawn/stop/clone/update) at scale. Config & Secrets Handling: Secure, dynamic config management (YAML, JSON), secrets vaults, role-based access, per-user exchange keys. Deployment: Production experience with Linux, bare metal, AWS, GCP, DigitalOcean, Hetzner, OVH; scaling to global audiences. I combine technical rigor, creative engineering, and a passion for clean, robust code to deliver trading solutions that are powerful, resilient, and user-friendly. I’m ready to build and run your next-generation crypto trading or automation platform—end-to-end, from strategy to cloud!

6,1
6,1
98%

Chakwal, Pakistan
$20 USD por hora
I'm an Electrical & Embedded Systems Engineer with a passion for building intelligent hardware that solves real-world problems. With a strong foundation in electronics design and a growing command of AI and machine learning, I specialize in bridging the gap between physical devices and smart software. Whether it's designing robust PCBs, programming microcontrollers like STM32 and PIC, or integrating machine learning models into embedded environments, I bring a holistic approach to engineering every project from idea to execution. Over the past few years, I’ve helped startups and engineering teams develop everything from IoT sensors and data loggers to power management systems, AI-powered bots, and interactive consumer electronics. I’m deeply experienced with tools like STM32CubeIDE, EasyEDA, Altium, and Python-based ML frameworks like TensorFlow and PyTorch. My work doesn’t stop at just delivering the code or circuit, I focus on designing systems that are reliable, scalable, and cleanly documented so you or your team can build on them long after the project is finished. What sets me apart is my ability to not only execute technically but also to communicate clearly and think like a product owner. I take time to understand your use case, constraints, and goals, and I’m always looking for ways to improve both performance and user experience. Whether you’re developing a prototype or scaling up production, I can help you move faster and build smarter.

9,0
9,0
94%

PERNAMBUT, India
$15 USD por hora
We build AI-powered platforms and enterprise software for businesses. Our work covers Generative AI, RAG, AI agents, document intelligence, workflow automation, operational platforms, ERP, CRM, logistics, reporting and system integrations. Our team includes solution architects, AI engineers, full-stack developers, mobile engineers and enterprise technology specialists with experience across logistics, healthcare, retail, manufacturing, telecom, finance, education and internal business operations. Our work includes: New AI and enterprise application development Modernisation of existing platforms AI integration into current business workflows API, data and third-party system integrations Complex workflow and operational platforms Ongoing engineering, fixes and product support We do not approach AI as a standalone feature. We focus on the complete flow: data input, model behaviour, validation, human review, security and how the output is used within the business. For existing systems, we can review the current codebase, architecture, APIs and workflow before recommending changes. Share your current process, platform, sample data or expected outcome. We can assess the requirement and discuss the right technical approach.

6,2
6,2
94%

Jaranwala, Pakistan
$8 USD por hora
Hi , My name is Faizan Maqbool. I am a dedicated and hard working person who believes in honesty and good working relation.I always maintain the best quality in each of my work and give priority to the client's satisfaction. I assure that you will always be satisfied with my work. Introducing myself as Mechatronics Engineer working as SOFTWARE ENGINEER AND RBOTICS. 1-PYTHON ,DJANGO ,PHP,JAVASCRIPT,MACHINE LEARNING ,WEB-SCRAPING ,JAVA 2-MATLAB SIMULINK simulations for complex concept visualization. 3-CAD modeling with Solidworks AutoCAD, translating ideas into detailed designs. 4-Ansys for FEA and CFD analysis, including SOLIDWORKS and ANSYS Fluent proficiency. 5- ROBOTICS 6- CONTROL SYSYEM With a background in Software Engineering and completed courses in web design, app development, and programming, I have honed my skills to understand the intricacies of the business market and cater to consumers' needs effectively. Some highlights of my skills and expertise include: - Proficient in organizing and managing projects of enterprise level - Handling large databases and products with finesse - Successful project planning and execution - Strong critical and analytical thinking abilities - Deep understanding of the ever-evolving business market - Building strong connections with consumers Based on these exceptional skills, I envision myself holding a top-ranking position in the web development market. This industry is experiencing exponential growth, and I'm excited to be a part of it. With my unwavering enthusiasm for learning and a true passion for technology, I consistently strive to stay ahead of the curve.

5,9
5,9
65%

NATORE, Bangladesh
$10 USD por hora
Top Rated Freelancer ⭐⭐⭐⭐⭐ 5 Star Developer ⭐⭐⭐⭐⭐ 100% Job Success Hello and welcome! I'm a skilled full-stack developer with a passion for delivering high-quality work to my clients. With over 10 years of experience in web development, I specialize in building dynamic and engaging web applications using various technologies. I am an expert in web development and Mobile app development. I have worked on a wide variety of projects including CRM, Educational Platforms, Dashboards, Chat apps, Delivery apps, and more. My skills include: • HTML/CSS • JavaScript • Bootstrap • Tailwind CSS • JQuery • VueJS • ReactJS • PHP • Laravel • Python • Swift • C# • Rust • Perl • Ruby on Rails • Livewire • REST APIs • Payment integration • Database Design • SQL databases • Linux • SEO • Sopify • Docker • Laravel Forge • Objective-C • Java • Kotlin • React Native As a freelancer, I am committed to providing excellent communication and delivering top-notch work within your deadline. Whether you need a brand new web application developed from scratch or an existing one improved, I have the skills and experience necessary to get the job done. Some of the services I can provide include: ✅ Front-end web development ✅ Back-end web development ✅ Full-stack web development ✅ Converting design to HTML & CSS ✅ Custom API development ✅ Third-party API integration ✅ Database design and implementation ✅ Web application optimization and performance tuning My clients have described me as excellent developer and perfect communicator, and I strive to maintain this level of excellence in all my work. If you are looking for a dedicated and skilled full-stack web developer who can deliver exceptional work, please don't hesitate to contact me. I am confident that I can help you achieve your goals and exceed your expectations.
A Robot Operating System (ROS) developer is a robotics software engineer who builds, integrates, and deploys ROS-based applications that control sensors, actuators, navigation stacks, and autonomous behaviors on physical or simulated robots. Hiring a skilled ROS developer accelerates robotics projects by giving you access to middleware expertise, real-time control knowledge, and proven experience with the open-source ecosystem that powers most modern robots.
ROS developers translate robotics requirements into working software running on top of ROS 1 (Noetic) or ROS 2 (Humble, Iron, Jazzy). They write nodes, design publish-subscribe topics and services, and integrate hardware drivers so your robot perceives its environment and acts on it reliably. Their work bridges firmware, perception, planning, and control, producing robots that move, sense, and decide with predictable behavior.
Commercially, this matters because robotics projects fail more often on integration than on individual components. A capable ROS engineer reduces integration risk, shortens prototype-to-pilot timelines, and produces code that can be maintained and extended as your product matures.
ROS development covers a wide stack, from low-level driver work to high-level autonomy. Typical deliverables a freelance ROS developer can produce include:
Strong ROS engineers are fluent across the surrounding ecosystem, not only the core middleware. Expect proficiency with:
ROS developers work across nearly every robotics vertical. Common engagements include warehouse automation and AMRs, agricultural robotics, last-mile delivery, drones and UAVs, surgical and medical robotics, industrial manipulation and pick-and-place, autonomous vehicles and ADAS research, inspection robots for energy and infrastructure, and academic research projects requiring reproducible experimental platforms. Startups often hire ROS freelancers for rapid prototyping, while established manufacturers bring them in for hardware integration and production hardening.
The strongest signals are concrete robots they have shipped, public ROS package contributions, and demonstrable experience with the specific middleware version and hardware you plan to use. Look at GitHub repositories for code quality, commit history, and how they structure packages, launch files, and tests. Ask for video demonstrations of robots running their code, ideally with simulation and hardware side by side.
Useful interview questions you can copy and use:
Freelancer.com gives you direct access to a global community of robotics engineers, embedded developers, and computer vision specialists with verified ROS experience across both ROS 1 and ROS 2. You can compare portfolios, review ratings, and read past client feedback before shortlisting, and clients set their own budgets so bids stay competitive. Whether you need a short consultation on a Gazebo simulation issue or a multi-month engagement to build a complete autonomy stack, you will find freelancers on Freelancer.com who match the scope. Milestone Payments protect your funds until agreed deliverables are met, making it straightforward to hire on Freelancer.com with confidence.
Hiring a ROS developer goes smoothly when you describe the robot, the sensors, and the autonomy behavior you need in concrete technical terms. The process below walks through writing a strong brief, evaluating proposals, and awarding the project so the freelancer you choose can hit the ground running.
The quality of bids you receive is set by the clarity of your brief. ROS work is highly specific, so a vague request will attract generalists, while a precise brief surfaces freelancers with directly relevant experience. Head to the
Bids are short proposals, not just price quotes. A strong ROS developer will reference your specific hardware, ask pointed questions about sensor calibration or middleware configuration, and outline an approach grounded in named packages and tools. Read each proposal for technical signal before comparing prices.
The final decision combines proposal quality with profile evidence. For ROS work, look for portfolios that show consistent depth across multiple robotics projects rather than one impressive demo, and weigh client reviews that mention reliability, communication, and code quality.
A robotics engineer is a broad title covering mechanical, electrical, and software disciplines, while a ROS developer specializes in the software middleware layer that connects sensors, actuators, and algorithms. Many robotics engineers use ROS, but a dedicated ROS developer brings deeper expertise in the framework's internals, build systems, and ecosystem packages.
ROS 2 is the active long-term standard and the right choice for new projects, especially anything heading toward production or requiring real-time performance and security. ROS 1 Noetic remains common in legacy systems and academic codebases, so if you are extending existing software it can still be the practical option. A strong freelancer will be comfortable with both and can advise on migration paths.
Yes. Most ROS development can be done in simulation using Gazebo, Ignition, or Webots with an accurate URDF model of your robot. Once the software behaves correctly in simulation, the freelancer can either deploy remotely over SSH or hand off well-tested packages for your team to run on the hardware.
A focused task such as integrating a new LiDAR driver or tuning a Nav2 configuration can be completed in days, while building a complete autonomous navigation or manipulation stack from scratch usually runs over several weeks or months. Timeline depends heavily on hardware availability, sensor suite complexity, and whether you need simulation, real robot deployment, or both.
For well-scoped software work, a single experienced freelancer is often faster and more cost-effective than an agency. Larger programs that require mechanical design, electronics, manufacturing, and software in parallel may benefit from a team, which you can also assemble on Freelancer.com by hiring complementary specialists.

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