Freelancers for hire in China
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Sponsored Freelancers
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Hi everyone, I have 12+ years of experience as a PCB designer, PCB production manager and salesman at READA PCB Technology Co., LTD in Shenzhen, China. Excellent PCB design skills and firmware development using embedded C and python. Rich experience in handling everything from concept to end products. My expertise...Hi everyone, I have 12+ years of experience as a PCB designer, PCB production manager and salesman at READA PCB Technology Co., LTD in Shenzhen, China. Excellent PCB design skills and firmware development using embedded C and python. Rich experience in handling everything from concept to end products. My expertise and skills: 1. schematic and PCB design(Altium Designer, Eagle, Allegro, Circuit Studio, KICAD and EasyEda) ✅ various kinds of Arduino and Raspberry Pi compatible HAT and breakout board ✅ Quectel's GSM/GPRS/LTE modem ✅ Battery Management System circuit design ✅ ESP8266, ESP32WROMM/WROVER, nRF52832 and nRF52840 ✅ USB2.0/3.0/3.1 hub design ✅ RF design and high-speed signal layout design ✅ FPGA board with DDR2/DDR3/DDR4 ✅ IoT sensors ✅ ublox neo6m, ublox neo8m GPS module 2. Manufacturing PCB production and PCBA and Component sourcing from a local company located in Shenzhen, China 3. Ordering PCB&PCBA from JLCPCB, SEEED STUDIO, and PCBWAY 4. Firmware Development ✅ Arduino programming in Arduino IDE and Visual Studio Code ✅ Raspberry Pi programming in PyCharm ✅ ARM chip programming in Atmel Studio, Zerynth IDE and Keil ✅ PIC chip programming in MPLAB Please contact me if you want to bring your ideas in the electronics field to fruition. I will provide the best design, high quality, cost-effective production price, and fast delivery. Thanks less
Hire TingWang250617
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I am a seasoned software engineer with a proven track record of delivering cutting-edge, user-centric digital solutions for startups, enterprises, and global brands. My work spans the entire software development lifecycle — from ideation and architecture to deployment and optimization — with a focus on modern web,...I am a seasoned software engineer with a proven track record of delivering cutting-edge, user-centric digital solutions for startups, enterprises, and global brands. My work spans the entire software development lifecycle — from ideation and architecture to deployment and optimization — with a focus on modern web, mobile, and AI-driven applications. Over the years, I’ve mastered the art of blending aesthetics, performance, and scalability, ensuring every project I touch not only meets technical requirements but also drives measurable business growth. 🔹 My Core Expertise Web Development (Frontend & Backend) Modern JavaScript frameworks: React.js, Vue.js, Next.js Backend mastery: Node.js, Django, FastAPI, Laravel Styling & UI: Tailwind CSS, Material UI, custom component libraries REST & GraphQL APIs, real-time applications, PWA development Mobile Development Cross-platform excellence: React Native, Expo High-performance native integrations Pixel-perfect, responsive mobile UI/UX Artificial Intelligence & Machine Learning Natural Language Processing (NLP), computer vision, predictive modeling Custom model training & deployment (TensorFlow, PyTorch, scikit-learn) GPT, Vertex AI, OpenAI API integrations for chatbots, automation & intelligent decision-making Data pipelines, analytics dashboards, AI-powered automation Cloud & DevOps AWS, GCP, Azure deployment & scaling Docker, Kubernetes, CI/CD pipelines, serverless architectures PostgreSQL, MySQL, MongoDB, Firebase 💼 Why Clients Choose Me Proven Delivery: Successfully led 50+ full-scale projects from concept to production. Business-Driven Mindset: I translate technical complexity into real-world business outcomes. Scalable Solutions: Architected systems that support millions of users without compromising performance. Transparent Communication: Clear, proactive, and client-focused at every stage. Whether you’re launching a high-growth SaaS platform, building an AI-powered mobile app, or modernizing your digital ecosystem, I bring a unique blend of deep technical expertise and strategic thinking to turn complex visions into flawless reality. less
Hire xuezhe315
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Hello, Thank you for sharing your project. We specialize in delivering high-end visual solutions across full spatial scenes — from exterior views to detailed interiors — with strong visual quality, stable composition, and fast turnaround. Our services cover: 3D rendering Interior & exterior...Hello, Thank you for sharing your project. We specialize in delivering high-end visual solutions across full spatial scenes — from exterior views to detailed interiors — with strong visual quality, stable composition, and fast turnaround. Our services cover: 3D rendering Interior & exterior visualization Landscape rendering Image post-processing Animation & video presentation ✅ Fast & reliable delivery ✅ Professional communication ✅ Flexible project adaptation If helpful, we can provide a quick sample based on your needs. Please feel free to share your files or references anytime. Best regards, Jian less
Hire GT0527
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I’m a Senior Full-Stack Developer with over 8 years of experience delivering end-to-end web and software solutions for startups, enterprises, and global clients. I specialize in building scalable, secure, and user-focused applications using modern frameworks and tools across both frontend and backend stacks. My...I’m a Senior Full-Stack Developer with over 8 years of experience delivering end-to-end web and software solutions for startups, enterprises, and global clients. I specialize in building scalable, secure, and user-focused applications using modern frameworks and tools across both frontend and backend stacks. My expertise includes technologies like Laravel, React, Node.js, PostgreSQL, and cloud platforms such as AWS and Google Cloud. less
Hire zhens2
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I am a seasoned Linux System Administrator and DevOps Engineer specializing in meticulous and reliable operation and maintenance. My extensive experience spans various distributions, including Linux From Scratch and Gentoo (currently focusing on Linux From Scratch). I excel in CI/CD, cluster maintenance, and have...I am a seasoned Linux System Administrator and DevOps Engineer specializing in meticulous and reliable operation and maintenance. My extensive experience spans various distributions, including Linux From Scratch and Gentoo (currently focusing on Linux From Scratch). I excel in CI/CD, cluster maintenance, and have deployed a robust three-node cluster system using the LNMP stack and WordPress. My foundational knowledge in cluster technologies and operational strategies, combined with a proactive approach to solving practical problems, sets me apart. Core Competencies: ️1. Operation & Maintenance: Expertly provide consistent and timely maintenance and optimization for Linux systems, ensuring peak performance and security. ️2. Cluster Technology: Adept at deploying and managing clusters using advanced technologies such as Galera Cluster, LVS, and LXD/Incus, supporting scalable and resilient infrastructures. ️3. CI/CD Pipelines: Proficient in establishing and managing continuous integration and continuous deployment (CI/CD) pipelines, streamlining development processes and boosting productivity. ️4. Web Services Management: Skilled in managing LNMP stacks (Linux, Nginx, MySQL, PHP) for high-performing web applications. Technical Skills: ️1. Operating Systems: Linux From Scratch, Debian, Proxmox VE (PVE), LXD/Incus. ️2. Cluster Technologies: Galera Cluster, LVS. ️3. Infrastructure Automation: Proficient in Python and Bash scripting. ️4. Network Management: Comprehensive skills in network configuration, management, and optimization. Service Offerings: ️1. System Operations & Maintenance: Deliver expert maintenance to ensure Linux systems are secure, optimized, and performing at their best. ️2. Cluster Deployment & Management: Deploy and manage clusters using LXD/Incus and other advanced technologies, ensuring scalable and resilient infrastructures. ️3. CI/CD Pipeline Implementation: Set up and optimize CI/CD pipelines for seamless software integration and deployment. ️4. LNMP Stack Management: Manage LNMP stacks to ensure high performance and reliability of web applications. ️5. Network Optimization: Strategically manage and optimize networks for effective and high-performance operations. Why Work With Me: ️1. Operational Excellence: I deliver meticulous and timely operation and maintenance services, ensuring systems consistently perform at their best. ️2. Deep Expertise: My comprehensive knowledge in cluster technology, CI/CD, LNMP stacks, and network management enables best-in-class system administration. ️3. Competitive Edge: My holistic capabilities in cluster, system maintenance, and network management provide a significant competitive advantage, delivering robust and reliable technical solutions. less
Hire jack9603301
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Freelance Architect & Interior Designer | Amazon Growth Strategist | China Sourcing & BIM Integration Specialist Leveraging my dual expertise in China's supply chain ecosystems and digital optimization, I deliver cross-industry solutions that masterfully balance aesthetics, functionality, and profit potential. My...Freelance Architect & Interior Designer | Amazon Growth Strategist | China Sourcing & BIM Integration Specialist Leveraging my dual expertise in China's supply chain ecosystems and digital optimization, I deliver cross-industry solutions that masterfully balance aesthetics, functionality, and profit potential. My unique value lies in: ✅ Architecture/Interiors: Sourcing high-quality local materials (sustainable timber to custom finishes) ✅ Amazon Acceleration: Exploiting hidden keywords & AI-ready listings to dominate niche categories Why Partner With Me? ? China Supply Chain Dominance Access my vetted network of 300+ material suppliers AND Amazon-certified manufacturers for cost-effective, authentic production - whether architectural finishes or private-label goods ? Digital Precision Engineered BIM-driven design meets Amazon AI algorithms: Synchronize technical execution with Rufus-compatible listings using: Schema tagging for AI parsing (<!-- ai:material_grade=A+ -->) 3D product visualization doubling as A+ content ? Profit-Focused Hybrid Strategy From construction sites to Amazon search rankings: I deploy unified cost-optimization frameworks: Reduce ACOS by 22% through PPC architecture mirroring BIM clash detection Cut material waste 15% via FBA inventory-flow modeling Services I Offer: ▸ Custom Architectural & Interior Design (Residential/Commercial) ▸ Amazon Private Label Launch & Optimization ▸ A9/Rufus Algorithm-Compliant Listings Title/Bullet engineering with sensory keyword injection AI-ready description scripting (3.7% semantic density) ▸ China Sourcing Dual-Channel Construction materials + Amazon FBA-approved factories ▸ Profit Amplification Design-cost optimization + ACOS reduction roadmaps BIM-based warehouse layout planning Ideal for: → International developers/design firms operating in China → Amazon sellers in home/office/furniture niches → Expatriates seeking property development + e-commerce synergy Let's engineer spaces AND marketplaces: Where architectural precision meets algorithmic dominance – authentically crafted, intelligently sourced, and profit-optimized. less
Hire kapmif
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I'm a .NET/C# software engineer with 10+ years of experience in building desktop applications and web applications in the field of MIS and E-Commerce. I'm familiar with .NET Framwork, .NET Core and .NET 5+ and I have developed several projects based on MVC, WebApi, Razor, EF, SqlSugar, Npoco, DI, IoC and so on. I also...I'm a .NET/C# software engineer with 10+ years of experience in building desktop applications and web applications in the field of MIS and E-Commerce. I'm familiar with .NET Framwork, .NET Core and .NET 5+ and I have developed several projects based on MVC, WebApi, Razor, EF, SqlSugar, Npoco, DI, IoC and so on. I also have some experience with HTML, CSS, Javascript, jQuery and AngularJS. less
Hire Joeries
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Results-oriented Software Engineer with +5 years of experience specializing in full-stack development. Strengths include: - Proficient in a wide range of programming languages, including Java, Python, C#, and JavaScript. - Well-versed in modern web frameworks such as React and Node.js. - Skilled in Shopify...Results-oriented Software Engineer with +5 years of experience specializing in full-stack development. Strengths include: - Proficient in a wide range of programming languages, including Java, Python, C#, and JavaScript. - Well-versed in modern web frameworks such as React and Node.js. - Skilled in Shopify development, including custom themes, apps, and integrations. - Experienced in building automation and AI-powered solutions to optimize workflows and enhance user experiences. - Adept at designing and implementing scalable and maintainable software solutions. - Strong background in database management, RESTful API development, and cloud technologies like AWS. less
Hire yuq4
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Experienced Software Developer adept in bringing forth expertise in the design, installation, testing, and maintenance of software systems. Proficient across various platforms and languages, and experienced with the latest cutting-edge development tools and procedures. Skilled in both independent project execution and...Experienced Software Developer adept in bringing forth expertise in the design, installation, testing, and maintenance of software systems. Proficient across various platforms and languages, and experienced with the latest cutting-edge development tools and procedures. Skilled in both independent project execution and collaborative team environments. Skillset & Experience: - Web & Mobile Development:: * Back-end: NEST/NodeJS, Django/Flask, Express.js, Celery, RabbitMQ * Database: Reddis, MySQL, PostgreSQL, MongoDB, Firestore * Cloud services: AWS: EC2, S3, Lambda, API Gateway, RDS, DynamoDB, SES, SQS, SNS, CloudFront GCP: Compute Engine, App Engine, Cloud Storage, Cloud SQL, Pub/Sub, Cloud Functions Firebase: Authentication, Firestore, Cloud Functions, Cloud Messaging * Front-end & Mobile: React.js, Vue.js, Flutter (iOS, Android, Web) Extensive experience in developing cross-platform apps with Flutter, integrating RESTful APIs, real-time data sync with Firebase, Google Maps, BLE device integration, camera access, and payment systems. - Data Engineering * Apache Airflow with Celery, Redis * Elasticsearch, Logstash, Kibana * AWS Data Engineering Services - S3, Redshift, RDS, DynamoDB, Lambda, Kinesis, Athena, QuickSight, AWS Data Pipeline, Amazon Managed Workflows for Apache Airflow * GCP Data Engineering Services - BigQuery, Cloud Dataflow, Cloud Pub/Sub, Cloud Storage, Cloud SQL, Cloud Functions, Cloud Composer, Cloud Run * Kubernetes on Digital Ocean, AWS and GCP - NLP & Computer Vision with ML/DL * Natural Language Processing: Embedding feature extraction, Semantic meaning analyzing and classification, Similarity analyzing * Computer Vision: Image filtering, Geometric or radiometric calibration, Lens distortion, Stabilization, Stitching, Similarity analyzing, Object detection, Recognition, Tracking, Identification, Segmentation * OCR Development: Text recognition using Tesseract, Google MLKit, and custom-trained YOLO-based models Use cases include document scanning, license plate recognition, VIN code recognition, and invoice parsing * Chatbot: RASA, Google Dialogflow * Libraries and frameworks: Spacy, NLTK, Gensim, Tensorflow, Keras, PyTorch, Sklearn If you want to turn your ideas into working software and make your business thrive, please feel free to contact me. Cheers! less
Hire changshanlife
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I have good coordination and communication skills, strong adaptability, can withstand difficulties, quick response, active and flexible, loves innovation! With a strong sense of professionalism and responsibility, we can overcome any difficulties and challenges. My Skills included : ✔️ Backend Development NodeJS,...I have good coordination and communication skills, strong adaptability, can withstand difficulties, quick response, active and flexible, loves innovation! With a strong sense of professionalism and responsibility, we can overcome any difficulties and challenges. My Skills included : ✔️ Backend Development NodeJS, NestJS, PHP(Laravel, CI), C##(.NET), Ruby on Rails ✔️ Frontend Development [Javascript, Typescript, (React.js, Vue.js, Nuxt.js ,Next.js, Angular), HTML5, CSS, SCSS, TailwindCSS, Styled-Components, Bootstrap] ✔️Web3 (Web3.js, Solidity, Solana, Rust, Ethereum API) ✔️ Mobile App (Android & iOS) Development (React Native, Flutter, Java, Swift) ✔️ Development with CMS and Platform [WordPress, Drupal, Shopify, Shopify PLUS] ✔️ Game Dev (Android & iOS) Development (C#, C++, Unity3d, Unreal Engine, Cocos) ✔️ Cloud (Nginx, Heroku, Docker, AWS, GCP) Looking forward to an opportunity to cater to your needs. less
Hire ZhangJin1996
