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𝐀𝐫𝐭𝐢𝐟𝐢𝐜𝐢𝐚𝐥 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞 | 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠 | 𝐃𝐚𝐭𝐚 𝐒𝐜𝐢𝐞𝐧𝐜𝐞 | 𝐃𝐚𝐭𝐚 𝐀𝐧𝐚𝐥𝐲𝐬𝐭 | 𝐃𝐚𝐭𝐚 𝐜𝐨𝐦𝐩𝐫𝐞𝐬𝐬𝐢𝐨𝐧 | 𝐃𝐚𝐭𝐚 𝐌𝐢𝐧𝐢𝐧𝐠 | 𝐎𝐩𝐞𝐧-𝐒𝐨𝐮𝐫𝐜𝐞 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞 (𝐎𝐒𝐈𝐍𝐓) | 𝐃𝐚𝐭𝐚 𝐄𝐱𝐭𝐫𝐚𝐜𝐭𝐢𝐨𝐧 | 𝐃𝐚𝐭𝐚 𝐒𝐜𝐫𝐚𝐩𝐢𝐧𝐠 | 𝐖𝐞𝐛 𝐒𝐜𝐫𝐚𝐩𝐢𝐧𝐠 𝐰𝐢𝐭𝐡 𝐏𝐲𝐭𝐡𝐨𝐧 | 𝐋𝐞𝐚𝐝 𝐆𝐞𝐧𝐞𝐫𝐚𝐭𝐢𝐨𝐧, 𝐂𝐑𝐌, 𝐚𝐧𝐝 𝐃𝐚𝐭𝐚 𝐄𝐧𝐭𝐫𝐲 𝐏𝐫𝐨 | 𝐁𝐚𝐬𝐢𝐜 𝐂𝐲𝐛𝐞𝐫 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐚𝐧𝐝 𝐄𝐭𝐡𝐢𝐜𝐚𝐥 𝐇𝐚𝐜𝐤𝐢𝐧𝐠 I’m Chandrahash, a full-time well-versed and detail-oriented Top Rated Python Data Analyst, Data Entry and Lead Generation Expert with over 12 years of experience in various fields, including Microsoft(Office) Excel, Google Spreadsheet, Power BI, Excel VBA, SQL Database, Airtable, Notion, Web Research, CRM(Dext, HubSpot, Pipedrive, Salesforce, and Zoho) Data Management, Real Estate Data Enrichment, B2B and B2C Contact Information Finding, Product Listing(Shopify, Amazon, eBay, Wix, WordPress WooCommerce, BigCommerce, Squarespace and any eCommerce websites), AI and ChatGPT, and More. I've completed over 465 projects and more than 6,250 hours on Upwork with 100% client satisfaction. What I can help you with: - Python Data Analyst - Data Entry Services - Product Listing(Shopify, Amazon, eBay, Wix, WordPress WooCommerce, BigCommerce) - CRM(Dext, HubSpot, Pipedrive, Salesforce, and Zoho) Data Management - Manual Typing Data Entry - Real Estate Data Enrichment - Data Organization and Management - PDF to Excel and Word Data Entry - Scanned Documents to Excel and Word Data Entry - Image to Excel and Word Data Entry - Bank Statement to Excel Data Entry - QuickBook Data Entry - Apps to Excel Data Entry - Transcription Data Entry - Invoice Processing Data Entry - Typing in MS Excel and Word Data Entry - Avery Mailing List - Virtual Assistance - Data Mining - Data Collection - Data Extraction - Data Scraping - Data Enrichment - Contacts List Cleanup - Email Marketing - Contact Details from Websites - Legal Data Collection - LinkedIn Sales Navigator, Apollo, SalesQL, Snov, Crunchbase, Hunter io, Clearbit Please send me a message or job invite with your requirements, and I’ll get back to you quickly and start immediately. Let's efficiently enhance your business. Thank you, Chandrahash Biswas

🚀 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

Data Analyst | Web Scraping Specialist | Power BI Developer | Python & SQL Expert Transforming Raw Data into Powerful Business Insights I am a professional Data Analyst and Web Scraping Expert with 2+ years of hands-on experience in data extraction, automation, analysis, and visualization. I help businesses, startups, agencies, and entrepreneurs convert messy and unstructured data into clean, organized, and valuable information that supports smarter business decisions. Over the years, I have successfully worked on a wide range of projects involving large-scale web scraping, automated data collection, Excel reporting systems, Power BI dashboards, SQL databases, and Python-based data processing solutions. My goal is simple: Deliver accurate, scalable, and business-focused data solutions with premium quality and professional communication. What I Specialize In Advanced Web Scraping & Data Extraction I specialize in collecting high-quality data from websites, directories, eCommerce platforms, business listings, social platforms, and public databases using advanced scraping techniques and automation tools. Data Cleaning & Processing Raw data is often incomplete, duplicated, or unstructured. I clean, format, validate, and organize datasets to make them analysis-ready and highly reliable. Power BI Dashboard Development I create modern, interactive, and visually appealing Power BI dashboards that help businesses track KPIs, monitor performance, and understand trends more effectively. Excel Automation & Reporting From formulas and pivot tables to advanced automation and dynamic reports, I build Excel solutions that save time and improve workflow efficiency. Python Data Analysis & Automation Using Python libraries such as Pandas and NumPy, I develop automated workflows for data analysis, transformation, reporting, and large-scale data processing. SQL Database Query & Analysis I write optimized SQL queries for extracting, filtering, analyzing, and managing structured data efficiently from databases. Professional Skills ✔ Data Analysis ✔ Data Mining ✔ Data Visualization ✔ Data Cleaning ✔ Data Collection ✔ Data Extraction ✔ Data Analytics ✔ Dashboard Development ✔ Web Scraping ✔ Web Scraping Automation ✔ Google Sheets Automation ✔ Machine Learning Basics ✔ Microsoft Excel ✔ Microsoft Power BI ✔ Python ✔ SQL Why Clients Choose Me ✔ 4+ Years of Professional Experience ✔ High Accuracy & Attention to Detail ✔ Fast Communication & Reliable Support ✔ Business-Oriented Data Solutions ✔ Clean, Structured & Scalable Work ✔ On-Time Delivery ✔ Long-Term Collaboration Mindset I believe data is more than just numbers — it is the foundation of smart business decisions. That is why I focus on creating solutions that are not only technically strong but also practical, understandable, and valuable for real-world business growth. If you need a reliable professional for data analysis, web scraping, automation, dashboards, or reporting solutions, I am ready to help you achieve your goals with premium-quality service.

- I possess a rare combination of four complementary skill sets: web development, web scraping, machine learning, and quantum computing, enabling me to bridge software engineering, data-driven solutions, and emerging computational technologies. - 6 years of experience in Python-based machine learning & quantum computing. I have earned IBM digital badges in Quantum Machine Learning and Basics of Quantum Information, along with a Microsoft badge in Quantum Computing Foundations, demonstrating my commitment to advancing my knowledge in quantum technologies and their applications. - 15 years in web development (PHP, JavaScript, HTML, CSS), including - 14 years in WordPress programming including performance optimization & server administration and 13 years in Magento & Shopify. - Proven ability to deliver high-ranking, SEO-friendly websites without additional SEO efforts. - Fluent in English. - Strong knowledge in mathematics, physics, machine learning, and quantum computing, with advanced interdisciplinary expertise in complex systems enabling precise decision-making, efficient problem-solving, high efficiency, and consistently reliable results. ///// Due to space limitations, I highlight only the most advanced and most essential skills across my broad expertise. ///// Wordpress / Woocommerce / Shopify / Magento: * As I work with highly complex fields such as machine learning and quantum computing, working with these CMS platforms has become relatively straightforward for me. * With over 13 years of experience on magento/shopify and 14 years on wordpress/woocommerce, I am confident in my ability to meet all your requirements. I am capable of handling all aspects of these CMS platforms. I have developed several highly complex WordPress/WooCommerce websites using Elementor, some of which required over a year to complete. Kindly review the "In Progress" section of my profile to view my ongoing projects. As I work with highly complex systems such as machine learning and quantum computing—which require rigorous mathematical reasoning, deep abstraction, and advanced problem-solving—CMS platforms have become straightforward for me due to the comparatively lower level of complexity and predictable architecture they involve. My experience and skills make me distinctive. Page speed optimization skill (Wordpress / Woocommerce / Shopify / Magento): With over 13 years of experience in WordPress programming and speed optimization, I can boost your site’s performance to achieve 100% scores, sub-1-second load times, and green Core Web Vitals for both mobile and desktop on Google PageSpeed Insights and GTMetrix. My optimization efforts will make your website load at the fastest possible speed, typically under one second. Additionally, I address Core Web Vitals issues, including Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS), as reported in Google Search Console. Website speed is influenced by both the web server and website content. As an advanced-level programmer with expertise in complex systems such as Magento and Python machine learning, I optimize both the website and the web server using my extensive knowledge. This advanced-level expertise is crucial for achieving the fastest possible load times for your website. On-site SEO & Security: Experienced in WordPress on-site SEO, improving rankings, traffic, and performance through keyword research, meta optimization, schema, internal linking, and speed optimization. Skilled with Yoast SEO, Rank Math, and custom solutions for complex sites. I also ensure strong security via server hardening, firewalls, malware protection, and secure authentication. I integrate SEO, performance, and security to achieve lasting gains in Core Web Vitals, rankings, and conversions. Machine Learning and Quantum Computing: Over the past six years, I have been deeply engaged in the fields of machine learning and quantum computing. My passion for mathematics and physics, however, began in childhood and has driven a lifelong pursuit of knowledge in these areas. This strong foundation has enabled me to develop advanced expertise in both machine learning and quantum computing. Decision-making and problem-solving sill: Decision-making is a critical yet often overlooked skill in website development, essential at every stage—from selecting CMS, themes, plugins, and servers to implementing efficient PHP, CSS, HTML, and JavaScript for optimal performance and SEO, as well as solving development challenges. With over 15 years of freelance experience, I have seen many poorly built websites caused by suboptimal decisions. Alongside my strong programming background, I am also advancing my knowledge in physics and mathematics, which enhance analytical thinking, problem-solving, and decision-making.

As a full-time freelancer in Upwork, Lead Generation, Data Scraping, Data Analysis, Data Extraction has been my core area of expertise and interest over the last twelve years. I have built myself as a lead generating ninja through quick learning ability and learn new things. I'm available 24 hours a day,7 days a week. In the data scraping, data analysis, data extraction, data science, lead generation projects, my services are included - Data Analyst, Data Enrichment, Data Cleanup, Web Scrapping, Data Scrapping, Data Extraction, Data Analysis, Data Processing, Data Visualization, Web Research, Data Mining, Contact Discovery, Lead Generation, Market and Customer Research, Data Science, Account Profiling, Database Building, Email Sourcing, Email Blasting, Email Marketing, Data Appending, Contact List Building, Data Acquisition, Lead List Building, Prospect List Building, Email List Generation, Data Mining, B2B Sales Lead Generation, Mailing List Development, Market Research, LinkedIn Recruiting Sourcing, LinkedIn Prospecting, also have massive experience in houzz, in LinkedIn Researcher, Web Research, LinkedIn Researcher, Lead Generation Specialist, Boolean String & Boolean Search, X-Ray Search. CRM Database Experience: =✔ Salesforce CRM =✔ HubSpot =✔ Zoho CRM =✔ Microsoft Dynamics =✔ Pipedrive CRM Tools I used on a: =✔ LinkedIn Sales Navigator Account =✔ Zoominfo Premium Account =✔ Data.com Premium Account =✔ Rapportive =✔ Mail-tester =✔ Have an Own Mail Server For Email Verification =✔ Google Spreadsheet =✔ Boolean Search =✔ X-Ray Search =✔ Google Docs Tools I used for Data Scraping : =✔ Python =✔ Beautiful Soup =✔ Selenium =✔ Web Scraper =✔ Scrappy Data Science Experience: =✔ Data Enrichment =✔ Web Scrapping =✔ Data Scrapping =✔ Data Extraction =✔ Data Analysis =✔ Data Visualization =✔ Python =✔ EDA Analysis =✔ Statistics =✔ Machine Learning =✔ Deep Learning =✔ R =✔ SQL =✔ Power BI

Automation Specialist | n8n, Make, Zapier, Web Scraping | 188 Projects Delivered I help businesses eliminate manual work through automation. Whether you need a single workflow built, a broken automation fixed, or an entire system designed from scratch, I can help. What I do: Workflow automation using n8n, Make, Zapier, and custom solutions Web scraping and data extraction (Selenium, Puppeteer, custom scripts) API integrations between CRMs, billing systems, messaging platforms, and databases Fixing and optimising existing automations that are unreliable or breaking Browser automation and RPA for systems without APIs My background: 188 projects completed on Upwork with 100% Job Success Score Top Rated Plus freelancer since 2012 14 years of experience in automation, systems integration, and development Recent clients include eCommerce brands, agencies, SaaS companies, and service businesses I work with n8n daily and have delivered complex production workflows including lead routing, order fulfillment, email automation, CRM synchronisation, and custom RPA flows. Whether your project is a quick fix or a larger build, I respond fast and communicate clearly throughout. Send me a message with what you need and I'll let you know how I can help.