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Fedir O.
$27/hr
100% Job Success
$1K+ earned
Available now
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Need a web scraping expert who can also build the backend around your data? I have 5 years of experience solving difficult extraction tasks, browser automation (Selenium, Playwright), session/cookies. I’ve built scrapers and data pipelines for different websites, where scraping is allowed. I always keep terms of service and do ethical scraping. I can deliver results in CSV, Excel, Google Sheets, send to your API, or ship the scraper itself. Just write me! Recent projects: • Scraped 200k car listings for an ML price prediction model using multiprocessing. • Built a content-harvesting backend (pipelines + Google Drive/Sheets) used in production. • Led a Django project that scrapes 100k+ content items (videos, articles, etc.) per week. • Developed an internal Python library for PostgreSQL via asynchronous SQLAlchemy. • Reviewed and fixed a client’s FastAPI project to improve reliability and speed. • Built automation tools for various websites. • Scraped transcripts for YouTube via an official YouTube API. Tech stack: • Python 3.12+, SQL; asyncio and multiprocessing for fast crawling • Scraping: Beautiful Soup, Scrapy, aiohttp, requests; Selenium, Playwright; HTML, CSS, XPath, JSON, • Backend: FastAPI, Django; JWT, OAuth2; PostgreSQL, SQLAlchemy (sync/async), SQLite, Alembic; Redis • Data & automation: Pandas, NumPy; Google Sheets/Drive; Telegram API (Telethon, python-telegram-bot); OpenAI GPT API • Dev & ops: Docker, CI/CD, GitLab, GitHub; pytest If you need parsing, scraping, crawling, data extraction, data mining, or an automation script, just send 1-2 target URLs and a sample of the desired output columns. I’ll propose the best approach, the anti-bot plan, and a quick prototype. I always keep the terms of service. I also handle data cleaning and enrichment with Pandas, plus ETL pipelines, so you get ready to use datasets. As a Python developer who cares about code quality, I write clean, readable code that follows PEP8 and OOP principles, and I cover key parts with tests for long-term stability. Send me a brief description and technical requirements of your project, and I’ll solve your problem!
$50/hr
100% Job Success
$2K+ earned
Offers consultations
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As a French Quantitative Algorithmic Trader with dual MSc degrees (Quantitative Finance; Mathematics Applied to ML/DL) and 4+ years of experience, I specialize in building and optimizing end-to-end algorithmic trading systems with a strong focus on backtest quality, strategy design, and deployment readiness. I excel in translating advanced Quantitative Research and Trading Strategies into production-grade Python trading pipelines that deliver consistent, risk-adjusted returns across different asset classes. Core Expertise: Robust Backtesting & Validation - Designed rigorous k-fold walk-forward validation protocols to ensure model generalization and robustness. - Specialized in high-fidelity backtesting frameworks (5+ years of tick/minute data) with transaction costs, slippage, and execution modeling. - Optimised take profits, stop losses and size to improve returns, Sharpe Ratio and Calmar Ratio. Algorithmic Trading Systems in Python : - Proficient in integrating ML/DL models, RL agents, and signal ensembles into live-ready trading codebases. Strategy Design & Innovation - Experienced in alpha factor research, systematic strategy design, and multi-horizon forecasting. - Skilled at combining quantitative finance models (Heston, SABR, volatility surfaces) with modern ML/DL architectures (Transformers, GNNs, RL). Machine Learning & Reinforcement Learning for Trading : -Built RL-based trading agents (PPO, DQ-Net + TFT) achieving Sharpe 1.95 and 20% alpha on BTC spot forecasting. - Developed multi-model ensembles (TFT + Graph Neural Networks) for volatility and alpha prediction. Data Engineering & Feature Integration - Engineered complex feature sets from OHLCV, on-chain metrics, sentiment data (Twitter, Reddit, News), and cross-asset signals. Key Project Highlights: -BTC Perpetual Futures – Live Algo: Designed and deployed a Python strategy achieving Sharpe 1.6 and Calmar 1.6 after costs, with 15% outperformance vs benchmark returns over live trading horizon. - SPY Futures – Multi-TF FVG Strategy: Built a multi-timeframe Fair Value Gap model with positive Sharpe/Calmar, demonstrating robustness and adaptability to equity index futures. -Developed RL agents ( DQ-Net with TFT) with Sharpe 1.95 Calmar 1.6 and 20% alpha in crypto spot forecasting. Technical Toolkit: Languages: Python ML Frameworks: PyTorch, TensorFlow, scikit-learn, Optuna, Vectorbtpro, RLTrading Data Tools: pandas, numpy Domains: Equity index, Crypto/Altcoin Markets, Time-Series Forecasting, RL, Risk Management Education: - MSc Quantitative Finance (Paris Saclay) - MSc Mathematics Applied to Machine Learning & Deep Learning (ENSIIE)
$20/hr
100% Job Success
$2K+ earned
Available now
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Hi, I’m a Full-Stack Developer and Data Scientist. I focus on building AI-powered apps, scalable web platforms, and data-driven solutions. I work with startups and businesses to turn ideas into great software and make sense of their data. I have experience handling projects from start to finish, including building modern web apps, creating machine learning models, and deploying them into production systems. 𝐈 𝐡𝐞𝐥𝐩 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬𝐞𝐬: • Build scalable web applications using MERN and Next.js • Turn raw data into insights with advanced analytics and visualization • Develop AI/ML models that improve decision-making and automation • Launch MVPs quickly with clean, maintainable code 𝐇𝐞𝐫𝐞 𝐚𝐫𝐞 𝐬𝐨𝐦𝐞 𝐨𝐟 𝐭𝐡𝐞 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐈 𝐜𝐚𝐧 𝐛𝐮𝐢𝐥𝐝 𝐟𝐨𝐫 𝐲𝐨𝐮: • Full-stack web apps (React, Next.js, Node.js, MongoDB) • AI-powered applications and dashboards • Machine learning models (classification, regression, clustering) • Deep learning solutions (CNNs, RNNs, LSTM, GRU) • NLP systems (chatbots, sentiment analysis, text classification) • Time-series forecasting (ARIMA, SARIMA, forecasting pipelines) • Interactive dashboards using Streamlit and Plotly • Model deployment and API integration 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐬𝐭𝐚𝐜𝐤 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐡𝐢𝐫𝐞 𝐦𝐞 𝐟𝐨𝐫: • Languages: Python, JavaScript • Frameworks: React, Next.js, Node.js, Express • Data & ML: Pandas, NumPy, Scikit-learn, XGBoost • Visualization: Matplotlib, Seaborn, Plotly • AI/Deep Learning: TensorFlow, Keras • Tools: Streamlit, REST APIs, Git • Explainable AI: SHAP, LIME 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬: • AI & Data Analytics • SaaS & Startups • E-commerce • Fintech • Business Automation 𝐖𝐡𝐲 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐰𝐨𝐫𝐤 𝐰𝐢𝐭𝐡 𝐦𝐞: • Strong combination of development + data science expertise • Clean, scalable, and production-ready code • Clear communication and on-time delivery • Focus on real business impact, not just code If you’re looking for someone who can build your product, analyze your data, and integrate AI into your business, let’s connect and discuss your project.
$40/hr
100% Job Success
$100K+ earned
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I am a highly skilled and self-motivated machine learning engineer with extensive experience developing and deploying AI-driven solutions. With a strong foundation in Computer Science and a focus on Machine Learning, I have successfully contributed to various projects across multiple domains. My professional journey includes working as an LLM Engineer at Adlytic, where I designed and implemented advanced NLP features for generating human-readable retail analytics reports. As a Machine Learning Engineer at Omno.ai, I contributed to projects like Sportseye and Trafflytic, applying computer vision techniques to extract valuable insights. As a top-rated freelancer on Upwork, I have generated over $100k in revenue, maintaining a 100% job success score with a 5-star rating. I have developed custom LLM solutions for clients worldwide, including projects like Dende.ai, Cmmctraining.academy, Augier.ai, and Newsgenie.ai. Additionally, I contributed to the development of Bnngpt.com, enhancing its LLM capabilities. I am passionate about continuously learning and refining my skills, particularly in LLMs, computer vision, and AI model development. Expertise Includes: Large Language Models (LLMs) and NLP Computer Vision Algorithms Deep Learning and Neural Networks (ANN, CNN, RNN) ML Tools: Python, Hugging Face Transformers, Langchain, ChromaDB, TensorFlow, PyTorch, Scikit-Learn Data Analysis and Visualization Tools: NumPy, Seaborn, Matplotlib, Pandas
Haider A.
$50/hr
100% Job Success
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✅ Milestone-driven delivery with measurable results ✅ Unlimited refinements until you're satisfied ✅ Quality, reliability, and real-world impact come first I build AI-powered assistants, automations, and generative systems that businesses can actually use, not just models, but complete, working solutions. From chatbots that answer questions over your data, to AI agents that automate workflows, to systems that generate content or insights. I focus on turning AI into something practical, scalable, and reliable in production. --- How I Work ✔️ Clear milestones and structured execution ✔️ Fast iterations with regular, tangible deliverables ✔️ Feedback-driven development ✔️ Clean system design that scales beyond MVP --- What I Can Build for You 🔹 AI Chatbots & Assistants – RAG systems, knowledge bots, customer support automation 🔹 AI Agents & Automation – Multi-step workflows, tool-calling agents, business process automation 🔹 Generative AI Systems – Text, image, and content generation pipelines 🔹 Machine Learning Solutions – Predictive models, clustering, recommendation systems 🔹 Computer Vision – Detection, tracking, OCR, segmentation pipelines 🔹 Data Systems – ETL pipelines, analytics workflows, structured data processing --- Tech Stack & Tools 🔹 Languages: Python, SQL, JavaScript, R 🔹 Libraries: Pandas, NumPy, OpenCV, Scikit-Learn, Matplotlib, Seaborn, NLTK, Transformers 🔹 Frameworks: PyTorch, TensorFlow, Keras, LangChain 🔹 Visualization: Power BI, Tableau, Plotly, QGIS, MatLab 🔹 Others: Git, Docker, VS Code, Jupyter, Airflow --- My focus is simple: build AI systems that work reliably in real environments, integrate cleanly with your product, and deliver measurable results, not just prototypes. If you're looking to build an AI system — whether it's a chatbot, automation, or generative tool, I'll help you design it properly and ship it end-to-end. 📩 Let's connect. Share your use case, and I'll propose a clear plan with architecture, milestones, and delivery steps.
Akash K.
$15/hr
100% Job Success
$1K+ earned
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I am a Data Scientist with a Master's degree in Statistics and professional experience delivering data-driven solutions through statistical modeling, machine learning, and advanced analytics. I help businesses, researchers, and organizations transform complex data into actionable insights that support informed decision-making. My expertise includes statistical analysis, predictive modeling, machine learning, data visualization, and interactive application development. I have worked on projects across business analytics, healthcare, biostatistics, transportation, and academic research, developing solutions that are both technically robust and practically useful. I specialize in building end-to-end analytical workflows, from data collection and preprocessing to modeling, visualization, and reporting. I also develop interactive applications using R Shiny and other Posit products to help stakeholders explore data and automate decision-making processes. Areas of Expertise • Statistical Modeling and Data Analysis • Machine Learning and Predictive Analytics • Hypothesis Testing and Experimental Design • Regression Analysis and Multivariate Methods • Data Cleaning, Preprocessing, and Feature Engineering • Exploratory Data Analysis (EDA) • R Shiny Application Development • Interactive Dashboards and Data Visualization • Business Analytics and Decision Support • Research and Biostatistical Analysis Technical Skills • Python (Pandas, NumPy, Scikit-learn, XGBoost) • R (Shiny, tidyverse, ggplot2, caret) • SQL • Posit Products (Shiny, Quarto, R Markdown) • Excel and Power BI • Statistical and Machine Learning Techniques • Master's Degree in Statistics • Top Rated Freelancer with 100% Job Success • Experience delivering machine learning, analytics, and statistical solutions • Strong communication with both technical and non-technical stakeholders • Commitment to producing accurate, reproducible, and well-documented work Whether you need advanced statistical analysis, predictive models, interactive R Shiny applications, or comprehensive data solutions, I am committed to delivering high-quality results that create measurable value.
SMCS Psi Data Analytics Pvt. Ltd.
Associated with
SMCS Psi Data Analytics Pvt. Ltd.
$15/hr
100% Job Success
$1K+ earned
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As a Machine Learning Engineer specializing in Artificial Intelligence, Generative AI, AI Chatbot Development, and Natural Language Processing (NLP), I design and deploy end-to-end AI systems that transform complex business requirements into scalable, production-grade solutions. My work leverages Large Language Models (LLMs), LangChain, Hugging Face Transformers, and OpenAI GPT APIs to build intelligent, high-impact applications. I bring hands-on expertise across the entire AI lifecycle—from data engineering and model development to real-time deployment and orchestration. Whether it’s Retrieval-Augmented Generation (RAG) systems, AI Chatbot Development, automated chatbots, or intelligent content engines, I ensure every solution is robust, optimized, and production-ready. ⚙️ Core Expertise 🧩 Artificial Intelligence & Generative AI 🔹Fine-tuning and integrating OpenAI (GPT-4/3.5) and Hugging Face Transformers for chatbots, content generators, and automation tools. 🔹Architecting Retrieval-Augmented Generation (RAG AI Chatbot Development) pipelines using LangChain, LlamaIndex, and vector databases (FAISS, Pinecone) for context-aware applications. 💬 Natural Language Processing (NLP) 🔹Building NLP-driven systems for semantic search, text summarization, sentiment analysis, resume parsing, and domain-specific QA bots. 🔹Developing LLM-based AI Chatbot Development with advanced prompt engineering and context retention. 🧠 Machine Learning & MLOps 🔹Designing ML pipelines for data preprocessing, model training, and deployment. 🔹Using Docker, AWS, and CI/CD pipelines for scalable, low-latency AI inference. 🐍 Python & Backend Engineering 🔹Developing robust APIs and automation scripts using Python, FastAPI, and asynchronous RESTful services. 🔹Building intelligent automation tools integrated with OpenAI APIs, OCR, and data orchestration systems. 💡 Highlighted Projects AI Engineer: 🧩 Story Teller App – Generative AI storytelling powered by GPT + LangChain. 💬 WhatsApp Business Chatbot – Contextual chat automation using RAG + OpenAI. 🧠 Resume Analyzer – NLP-driven resume parsing and candidate scoring engine. 🎯 Interview Simulator – GPT-based adaptive interview assistant with real-time feedback. 📊 PPT Generation 2.0 – Automated presentation generation using OpenAI + Python. 🤖 QA Chatbots (Golf & General) – Domain-specific assistants built with LangChain + FAISS. 🧍 Careers Chatbot – Career advice chatbot using GPT and LlamaIndex. ML Engineer: 🎥 AI Text2Video – Prompt-to-video pipeline using multimodal AI workflows. 🧰 Content Engine – Automated AI content creation and optimization framework. Python Developer: 🔍 NLP Models – Custom-trained text classification and summarization models. 📑 PDF to JSON Report – OCR + NLP pipeline for structured document extraction. 🔗 LinkedIn Lead Generator – Automated scraping and enrichment tool. 💼 Upwork Job Automation – GPT-driven proposal generator for Upwork. 🧾 Salary Slip Automation – End-to-end financial report generator. 💽 Database Backup Orchestrator – Automated backup workflow with FastAPI + Python. 🧰 Tech Stack & Tools Languages: Python (for AI integrations) Frameworks: FastAPI, LangChain, Hugging Face Transformers, LlamaIndex AI Platforms: OpenAI API, Anthropic Claude, Stability AI, Gemini Databases: FAISS, MongoDB, PostgreSQL, MySQL, Pinecone MLOps & Deployment: Docker, AWS, Lambda, MLflow, CI/CD, Prefect, Airflow Other Tools: Streamlit, GitHub Actions, REST APIs, OCR 🌟 Why Clients Choose Me ✅ End-to-end ownership — from data ingestion to real-time inference. ✅ Expertise in LLM integration, RAG systems, AI Chatbot Development, and AI automation. ✅ Proven track record building real-world, production-grade AI products. ✅ Clear communication and focus on business outcomes, not just code.
Tarek R.
$16/hr
100% Job Success
$20K+ earned
Available now
Offers consultations
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🚀 I help businesses eliminate manual work, collect hard-to-get data, and automate repetitive processes using Python, AI agents, and scalable web automation systems. Over the last 5+ years, I’ve built: • 200+ automation workflows • Large-scale scraping systems across 500+ websites • AI-powered tools using RAG, LLMs, and multi-agent architectures From real estate and e-commerce to SaaS and market research — I build systems that save time, reduce operational costs, and scale reliably. 🛠️ Core Expertise • Web Scraping & Automation Python, Selenium, Playwright, Scrapy, BeautifulSoup, Puppeteer • AI & LLM Solutions Gemini API, OpenAI API, Claude API, LangChain, RAG Pipelines, Multi-Agent Systems • Backend & Infrastructure Flask, FastAPI, Django, PostgreSQL, MongoDB, Redis, Docker • Data & Workflow Engineering ETL Pipelines, API Integrations, Process Automation, Data Cleaning ━━━━━━━━━━━━━━━━━━━ 🏆 What I Can Build For You • Large-scale web scraping systems • AI-powered automation agents • CAPTCHA & anti-bot bypass solutions • Browser automation bots • Lead generation & data extraction pipelines • Real estate & e-commerce scraping systems • API integrations & backend automation • Custom internal business tools • Scheduled monitoring & tracking bots ━━━━━━━━━━━━━━━━━━━ 💡 Why Clients Work With Me • Clean, scalable, production-ready solutions • Strong focus on reliability & long-term maintenance • Fast communication and transparent progress updates • Experience handling complex scraping challenges • Business-first mindset — not just coding ━━━━━━━━━━━━━━━━━━━ 📩 Let’s Build Something Powerful Whether you need a scraper, automation system, AI agent, or custom backend workflow — I can help you design and build a reliable solution from start to finish. Send me a message and let’s discuss your project. Python Automation, AI Automation, Web Scraping, Selenium, Playwright, Scrapy, OpenAI API, LangChain, RAG, AI Agents, LLM Integration, Process Automation, Data Extraction, Browser Automation, API Integration, FastAPI, Flask, Docker, ETL, Lead Generation, Real Estate Scraping, E-commerce Automation
$6/hr
100% Job Success
$500+ earned
Available now
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Python Web Scraping Expert | Scrapy, Playwright, Selenium, Data Extraction Hi, I’m Akash Sakhiya, a Python Web Scraping & Data Automation Engineer with 3+ years of experience building reliable scraping and automation systems for real business use cases. I help businesses collect structured data from complex websites, automate repetitive workflows, and build scalable scraping pipelines that work consistently even on dynamic or protected platforms. Keywords & Technologies: - Python - Web Scraping - Data Extraction - Data Mining - Data Collection - Web Crawling - Data Harvesting - Data Gathering - Lead Generation - Contact List Building - Market Research - E-commerce Scraping - Event Data Scraping - Real Estate Data Scraping - Directory Scraping - Business Data Collection - LinkedIn Data Extraction - Google Maps Data Extraction - Custom Web Scrapers - Browser Automation - Web Automation - API Integration - REST API - Scrapy - Playwright - Selenium - Apify - Zyte API - Requests - BeautifulSoup - Dynamic Website Scraping - JavaScript Rendering - AJAX Scraping - Cloudflare Bypass - Anti-Bot Bypassing - CAPTCHA Solving - Rotating Proxies - Residential Proxies - Data Cleaning - Data Processing - CSV, Excel, JSON, XML, SQL, PostgreSQL, MySQL, ETL Pipelines - Data Transformation - Data Aggregation - Python Automation - Large-Scale Data Collection I can help you with: ✔ Web scraping from static and dynamic websites ✔ Login-based and JavaScript-heavy websites ✔ E-commerce, directory, and lead generation scraping ✔ API extraction and data collection ✔ Automated data pipelines and scheduled scraping ✔ Proxy handling, retries, session management, and anti-bot handling ✔ Clean structured outputs in CSV, Excel, JSON, SQL, or databases I focus on building scrapers that are stable, maintainable, and production-ready instead of quick scripts that fail after a few runs. I also have experience working on AI training and data-focused projects, which helps me understand data quality, structure, validation, and large-scale processing requirements. Why clients work with me: - Clear communication - Fast response time - Clean and organized code - Reliable long-term support - Attention to edge cases and data accuracy If you need accurate data extraction, automation, or a scalable scraping solution, feel free to message me with your requirements. I’ll explain the best approach before starting the project.
$15/hr
100% Job Success
$9K+ earned
Offers consultations
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Free concept preview before placing an order! 4+ years of experience creating custom websites, rebuild existing sites & Chatbot. Professional Full Stack Developer | Custom Website | Rebuild & Front End Expert I deliver modern, scalable & AI-powered websites that simplify workflows for startups, agencies, and businesses.Specializing in clean, responsive & fully functional website UI/UX development that save time, resources & effort. Whether you need a pixel-perfect landing page, a complex dashboard, or an AI-powered SaaS platform, I turn your Figma designs into a fast, scalable reality. 🔥 My Specialized Services: 1. Custom Full Stack Development ➥ End-to-End development (Frontend + Backend + Database). ➥ SaaS (Software as a Service) platforms & Web Portals. ➥ Custom Dashboards, CRM, and Admin Panels. 2. AI & Automation Integration (The Modern Edge) ➥ RAG Chatbots, LLM API Integration, and AI features using Python/Node.js. ➥ Smart automation to save your business time. 3. Front-End & UI/UX Implementation ➥ Figma / XD / Sketch to pixel-perfect React.js/Next.js code. ➥ Mobile Responsive & SEO-friendly structure. ➥ Modern styling with Tailwind CSS & Shadcn UI. 4. Fixes, Rebuilds & API Integration ➥ Redesigning outdated websites for better speed and look. ➥ Bug fixing and API integration (Stripe, Google Maps, OpenAI, 11 Labs etc.). My Tech Stack (The Best Tools for Your Project): 👉 Frontend: React.js, Next.js, TypeScript, Tailwind CSS. Shadcn 👉 Backend: Node.js, Python (FastAPI/Flask). 👉 Database: PostgreSQL, MongoDB, Supabase, MySQL. 👉 Cloud/DevOps: AWS, Vercel, Docker. Why Me? ✅ Future-Proof Code: Clean, commented, and scalable architectures. ✅ Communication: I speak "Business" as well as "Code." Regular updates. ✅ Speed: Optimized for 90+ Google PageSpeed scores. ✅ Support: Free support post-deployment to ensure stability. ꧁⎝ 𓆩༺✧༻𓆪 ⎠꧂ Let’s build something that actually converts. Message me with your project details for a free consultation regarding your tech stack and budget!