Hire the Best Algorithms Engineers
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I help businesses, researchers, and startups turn raw data into clear insights, dashboards, reports, and predictive models using Python, Excel, statistics, and machine learning. With a strong background in data analysis, statistics, applied mathematics, and machine learning, I deliver work that is accurate, well-structured, and easy to understand, not just numbers, but meaningful conclusions. I can help you with: • Data cleaning, preprocessing, and wrangling • Excel-based analysis, reports, dashboards, formulas, and automation • Python data analysis using Pandas, NumPy, Matplotlib, and Seaborn • Statistical analysis, regression, hypothesis testing, and forecasting • Data visualization and dashboard development • Machine learning models and predictive analytics • Time series analysis and financial/business modeling • Web scraping, market data extraction, and structured datasets • Research and academic-level data analysis • Mathematics, statistics, econometrics, and machine learning tutoring Why clients choose me: • 100% Job Success and Top Rated profile • Proven experience across business, finance, marketing, research, and academic projects • Strong foundation in mathematics, statistics, and machine learning • Clear communication and structured explanations • Reliable delivery and respect for deadlines • Ability to explain complex results in simple, useful language I focus on understanding your problem first, then applying the right analytical method to deliver results you can trust and use confidently. Send me a message with your dataset or project description, and I’ll suggest the best approach before we start.

Ni is a machine learning engineer at Cisco with an academic background in information engineering. SPECIALITIES: ✅Video Generation Models: VEO-3, seedance, wan, I2V, Stable Video Diffusion; ✅Generative AI Tools: VEO, GANs, Stable Diffusion (SD inpaint, SDXL), Flux, Fine-Tuning (DreamBooth, LoRA); ✅Programming Languages: C++, Python, JavaScript, Java; ✅Quality Control: LLM Evaluation & Benchmarking, Metrics-Driven Validation, AI-Powered QA Tools; ✅Deep Learning Tools & Libraries: PyTorch, TensorFlow, Hugging Face Transformers, ComfyUI; ✅Data Processing: NumPy, Pandas, OpenCV, SQL; ✅Model Training & Deployment: CUDA, Distributed Training, TensorBoard, Data Cleaning, AWS, Azure, Docker; ✅Certifications: AWS Certified Machine Learning – Specialty; ✅Awards: Silver Medal at the Kaggle Competition (Kaggle-LLM Science Exam); ✅Languages: Chinese (Native), English (Full Professional Proficiency, IELTS 6.5); Five years of experience in AI and software development represent a proven track record of delivering innovative AI-powered software applications. Through leading and participating in numerous projects, Ni is adept at leveraging data-driven insights to optimize algorithms and enhance product performance, also developed her expertise in cutting-edge technology solutions. With a mission to solve complex real-world problems and drive business success by pushing the boundaries of AI and machine learning, Ni continues further honing her skillsets to create innovative solutions, and is seeking new opportunities and challenges.

🚀 Need to launch an AI-powered SaaS, build production-ready automations, or eliminate manual bottlenecks with secure infrastructure? "My objective is simple: Deliver clean, intelligent code that drives measurable business growth, not just complete a checklist." I am a Full-Stack Software Engineer specializing in backend architecture, AI/LLM integrations, high-performance APIs, and robust workflow automation. I help founders, scale-ups, and corporate teams transform technical concepts into high-converting digital products that run flawlessly under pressure. 💎 CORE SERVICES I DELIVER: ● AI & LLM Integration: Implementing intelligent features using OpenAI API, Claude (Anthropic), LangChain, and vector databases for custom chatbots, data extraction, and autonomous AI agents. ● SaaS & Web Application Development: Building scalable, secure web products from scratch using Python (FastAPI, Django), PHP (Laravel), and modern frontend frameworks like Vue.js. ● High-Performance API & System Integration: Connecting complex databases with third-party ecosystems (Stripe, HubSpot, Salesforce, custom CRMs) with strict adherence to data integrity. ● Intelligent Automation & Tooling: Developing custom Chrome Extensions for operational productivity, specialized internal scrapers, and automated workflows that save hundreds of engineering hours. 🛠️ TECHNICAL MATRIX: ● AI & Automation: OpenAI API, Claude API, LangChain, Prompt Engineering, Vector DBs ● Languages: Python, PHP, Golang, JavaScript, SQL ● Frameworks & Ecosystems: FastAPI, Django, Laravel, Vue.js, Node.js ● Cloud & Infrastructure: AWS, Vercel, Linux Server Administration, CI/CD pipelines 🔒 COMPLIANCE & PRIVACY ASSURANCE (For Enterprise Clients): As a professional engineer, I prioritize data protection, especially regarding AI data privacy and API security. All environments utilize secure credential management, strict IP assignment compliance, and robust data hygiene protocols. Non-Disclosure Agreements (NDAs) are welcome prior to project scoping. 🤝 WHY PARTNER WITH ME: ● Business-First Mindset: I prioritize the Lean MVP approach—getting your AI or SaaS product to market fast without over-engineering. ● Elite Debugging & Diagnostics: I specialize in "legacy code rescue"—turning unstable, broken, or undocumented systems into clean, maintainable assets. ● Transparent Communication: I break down complex architectural blockers into plain English, providing honest, realistic timelines. 📩 Facing a technical bottleneck or ready to build your next AI-driven micro-SaaS? Drop me a message below. Let’s get your infrastructure moving forward.

I have rich experience in the field of C language C + + and python language based on Linux and window system and web development experience . 1. Proficient in algorithms and data structures in C/C++/python. 2. Highload servers, big data, STL, UNIX/Linux, C/C++/python 3. network programming (TCP, UDP sockets, WebSockets), have a clear understanding of multithreading, memory management, stack analysis. 4. Linux command line tools, Bash scripts 5. database programming (MySQL) 6 . Rich experience in server load optimization, network security, etc. 7. Network protocols parsing and implementation 8. Linux kernel modules 9 html/js/php ajax web develop experience

I help businesses and teams turn ideas into working robotics solutions. With deep expertise in robotics software, hardware, and algorithms, I deliver collaborative, transparent, and results-driven project experiences. ## Service: - End-to-end development: From concept, R&D, and simulation (ROS/ROS2) to deployment and support - Collaborative workflow: Clear communication, regular updates, and shared documentation - Flexible engagement: Solo or team-based, remote or hybrid, tailored to your needs - Modern codebase: C++ (11/14/17), Python, Git, CI/CD, and best practices ## Technical Skills - 3D Computer Vision: SLAM, VIO, SFM, modeling - AI Vision: Object detection, segmentation, stereo vision - State Estimation: Kalman filter, sensor fusion - Control & Navigation: PID, MPC, pathfinding, motion planning - Deep Learning: Camera/Lidar, object detection, segmentation - Sensor Integration: Camera, IMU, Lidar - Robot Control: Motor, arm, embedded systems, PCB design - Edge AI, IoT, LLM applications ## Features - Experience working with international teams and clients - Strong documentation and demo delivery for easy onboarding - Open to code reviews, joint development, and knowledge sharing - Long-term support and maintenance available ## Background - 15+ years C++ (C++11/14/17) - 5+ years Python - 10+ years 3D graphics (OpenGL, AR/VR) - 5+ years computer vision (OpenCV, SLAM/SFM) - 8 years drone/robot control (ROS simulation) - PCB design, 3D printing, prototyping, production - Hardware, lab, and robotics development - BSEE, 10+ years in IC/FPGA and embedded systems - Lab experience: MCU, IMU, Lidar, camera, sensors - 3D print enclosure

With nearly 10 years of hands‑on experience in deep learning and machine learning, I’m your go‑to AI expert for everything from model research to full‑stack deployment. Whether you’ve got a breakthrough idea for an AI‑driven product or need to modernize your existing systems, I’ll work with you to design, train, and productionize custom models that deliver real impact. I’ve helped startups and enterprises across healthcare, finance and manufacturing: 🚀Custom AI & ML Solutions – From medical‑image analysis and 3D point‑cloud reconstruction (NeRF, segmentation) to NLP pipelines and speech systems (ASR, TTS, multi‑role emotional voice), I translate requirements into scalable, maintainable code. 🚀Competition & Research Edge – Silver and bronze medals on Kaggle; two‑time world runner‑up in ICMI’s attention‑detection; multiple patents in medical AI and image generation; peer‑reviewed publications. 🚀Large‑Scale LLM & Agent Systems – Architected domain‑specific RAG and AI‑agent frameworks for knowledge work automation and conversational platforms. What I Offer 💡Strategic AI consulting: Roadmaps, feasibility studies, and proof‑of‑concepts 💡Custom model development: DL, ML, LLM fine‑tuning, RAG, agent design 💡3D systems: 3D reconstruction, point‑cloud segmentation, NeRF integration 💡Medical AI: Early disease detection, CBCT motion‑artifact correction, MRI/CT workflows 💡Speech & NLP: ASR, TTS, multi‑persona emotional synthesis, conversational bots 💡Technical Toolbox Python · PyTorch · TensorFlow · Keras · Transformers · MLFlow · LLMs · Embeddings · Ranking · RAG, Multi-Agent · Deep-Research · LangChain · LangGraph · LangSmith · Jupyter · Scikit-learn · LightGBM · XGBoost · CatBoost · Optuna · OpenCV · OpenPose · OpenFace · NeRF · 3D Point Cloud · 3D/4D Gaussian Splatting · MONAI · CT Analysis · ASR · TTS · Elasticsearch · Docker · Antigravity · Cursor · Claude Code ✅Augmented Development with Vibe‑Coding By mastering vibe‑coding techniques, I leverage Claude Code and Cursor to accelerate development—while they don’t replace an experienced AI engineer, their assistance helps me produce cleaner, more efficient code. Let’s turn your AI ambitions into reality. Send me a message and let’s discuss how I can help you leverage cutting‑edge AI to accelerate your business.