# BigiByte

> BigiByte (Big Ideas, Byte Solutions) is a data engineering and software studio. We build web scrapers, data pipelines, workflow automation, AI agents and SaaS products, and deliver verified B2B/B2C lead data, for businesses worldwide. Senior engineers only; projects ship in weeks, with monitoring included.

Key facts:
- Founded by MD Kawsar (Fiverr Pro, Upwork Top Rated; 15M+ lines of data extracted for clients).
- Office: Flat 10B, House 30/32, Road 10, Uttara Sector 15/B (beside Uttara Center Metro Station), Dhaka, Bangladesh. Registered address: 30 N Gould St Ste 35348, Sheridan, WY 82801, United States.
- Contact: info@bigibyte.com, +1 (307) 400-8620, +880 1617-934881 (phone and WhatsApp: https://wa.me/8801617934881). Book a free call: https://cal.com/kawsarlog/coffee-chat
- Pricing: Starter build from $499 (one-time), Pipeline plan $1,200/month, Product builds custom-quoted.

## What we do

- Data & automation: web scraping (JS-heavy, logged-in and rate-limited sites), workflow automation (n8n, Make, custom Python), Apify actors, data pipelines.
- AI & agents: AI agent development, RAG and knowledge bases, AI chatbots and assistants, AI automation inside workflows.
- Lead generation: B2B lead lists, B2C and local leads, cold email lists, Google Maps leads, lead enrichment, email verification.
- Product development: SaaS development, REST and GraphQL API development, dashboards, maintenance and monitoring.
- Delivery formats: CSV, Excel, JSON, Google Sheets, databases (PostgreSQL, MongoDB) or APIs.

## Main pages

- [Home](https://bigibyte.com/): Overview of services, work, process, pricing and booking.
- [Services](https://bigibyte.com/services): All 43 BigiByte services, grouped by area.
- [Solutions](https://bigibyte.com/solutions): Industry-specific solutions designed to solve your unique challenges
- [About](https://bigibyte.com/about): We've delivered 1000+ projects for marketing, AI, and real estate teams worldwide, going from data chaos to data clarity.
- [Team](https://bigibyte.com/team): The talented professionals behind BigiByte's success
- [FAQ](https://bigibyte.com/faq): FAQs about BigiByte — answers to the questions teams usually ask before we start building together.
- [Contact](https://bigibyte.com/contact): Share a few details about your project and we'll reply within a few hours with a plan and a fixed quote. Or book a free 30-minute call.
- [Industries](https://bigibyte.com/industries): Data solutions by industry, from e-commerce and real estate to finance and travel.
- [Pricing](https://bigibyte.com/pricing): Fixed quotes for scoped builds and monthly plans for ongoing pipelines.
- [Blog](https://bigibyte.com/blog): Guides on web scraping, automation, AI data and developer productivity.

## Services

- [Web Scraping Services](https://bigibyte.com/services/web-scraping): Delivered to your spreadsheet on a schedule. We set up a program that visits the websites you care about and copies the information you need, like prices, listings or reviews, into your spreadsheet on a schedule.
- [Workflow automation](https://bigibyte.com/services/workflow-automation): Reports and updates that run themselves. We connect the tools you already use so repeated jobs, like weekly reports, copying data between apps or sending alerts, happen on their own.
- [Apify actors](https://bigibyte.com/services/apify-actors): We build, publish and maintain it. We build a ready-to-run data tool, publish it on the Apify Store where other people can use or buy it, and keep it working.
- [Data pipelines](https://bigibyte.com/services/data-pipelines): Deduplicated, normalized, loaded. We gather data from all your sheets, tools and sources every day, remove duplicates, tidy it up and put one clean version where your team works.
- [Web Automation & Browser Bots](https://bigibyte.com/services/web-automation): Logins, forms and downloads. We build a small bot that logs in to websites, fills in forms, downloads files and clicks through the same steps a person would, on a schedule.
- [Google Sheets automation](https://bigibyte.com/services/google-sheets-automation): Less copying, fewer mistakes. We add automations to your Google Sheets so they pull in new data, format it, send emails and build summaries without anyone copying rows.
- [Python scripts & bots](https://bigibyte.com/services/python-scripts-bots): One click instead of an hour. We write a small program for a task you repeat, like merging files or sending messages, so it takes one click instead of an hour.
- [AI-powered scraping bots](https://bigibyte.com/services/ai-scraping-bots): AI reads each page for you. When every website looks different, we use AI to read each page and pull out the same details, so you get one tidy table.
- [AI agent development](https://bigibyte.com/services/ai-agent-development): Research, draft, update your tools. We build AI agents that do work for you, like researching companies, drafting emails and updating your CRM, with a person approving anything important.
- [RAG & knowledge bases](https://bigibyte.com/services/rag-knowledge-bases): Your handbook, searchable in chat. We connect AI to your own documents so your team or customers can ask questions in chat and get answers with a link to the source.
- [AI chatbots & assistants](https://bigibyte.com/services/ai-chatbots): For customers or your own staff. We build a chat assistant for your website or team that answers common questions any time of day and hands harder ones to a person.
- [AI automation](https://bigibyte.com/services/ai-automation): Emails, forms and data, handled. We add AI steps to your existing work so emails, forms and records get sorted, summarised and sent to the right person automatically.
- [OpenAI, Claude & Gemini integration](https://bigibyte.com/services/ai-integrations): OpenAI, Claude or Gemini, set up safely. We add AI features, like summaries, writing help or smart search, to your existing app or website, with your API keys kept safe.
- [AI browser extensions](https://bigibyte.com/services/ai-browser-extensions): Summarise and save while you browse. We build a Chrome extension that uses AI to summarise, rewrite or save information from the page you are looking at.
- [B2B lead lists](https://bigibyte.com/services/b2b-lead-lists): Decision-makers with checked emails. We find the companies you want to sell to and the right people inside them, check their emails, and send you a list ready for outreach.
- [B2C & local leads](https://bigibyte.com/services/local-leads): For promotions and campaigns. We collect local businesses or consumer audiences from public directories and maps, filtered to the area and type you want.
- [Cold email lists](https://bigibyte.com/services/cold-email-lists): Ready to load into your email tool. We build email lists from fresh sources, check every address and format the file so it loads straight into your email tool.
- [Google Maps leads](https://bigibyte.com/services/google-maps-leads): Phones, emails and ratings. We collect every business of the type you choose from Google Maps, with phone numbers, websites, emails and ratings, city by city.
- [Lead enrichment](https://bigibyte.com/services/lead-enrichment): Complete the lists you already have. Send us the list you already have and we fill in what is missing, like emails, phone numbers, company size and industry.
- [Email verification](https://bigibyte.com/services/email-verification): Keep your emails out of spam. We check every address on your list and remove the ones that would bounce or hurt your sender reputation, before you hit send.
- [Restaurant & hotel leads](https://bigibyte.com/services/restaurant-hotel-leads): By city or ZIP code. We build lists of restaurants, hotels and cafés in the cities or ZIP codes you choose, with public contact details, ready for outreach.
- [Real Estate Data Scraping: Zillow, Realtor.com & Redfin](https://bigibyte.com/services/real-estate-data-scraping): Zillow, Realtor.com and Redfin. We collect property listings, prices and agent details from sites like Zillow, Realtor.com and Redfin and deliver them to your spreadsheet.
- [Real estate leads](https://bigibyte.com/services/real-estate-leads): For-sale-by-owner and new listings. We pull new for-sale-by-owner and listing leads for the areas you choose into a sheet, refreshed on a schedule.
- [Realtor & broker leads](https://bigibyte.com/services/real-estate-agent-leads): USA agents and brokers. We build lists of active US real estate agents and brokers with their brokerage and public contact details, city by city.
- [Real estate calculators](https://bigibyte.com/services/real-estate-calculators): Mortgage, cash flow, ROI. We build mortgage, cash-flow and ROI calculators that sit on your website, or in Excel or Google Sheets, branded as yours.
- [Machine learning models](https://bigibyte.com/services/machine-learning-models): e.g. which leads will buy. We train a model on your past data so it can predict things for you, like which leads are most likely to buy.
- [LLM fine-tuning](https://bigibyte.com/services/llm-fine-tuning): Trained on your own examples. We train an AI model on your own approved examples so its drafts sound like your team and need less editing.
- [AI Model Datasets](https://bigibyte.com/services/ai-model-datasets): Large, clean and labelled. We collect and label large amounts of clean data so your team can train and test AI models without spending months gathering it.
- [Review & sentiment analysis](https://bigibyte.com/services/sentiment-analysis): Thousands of reviews, summarised. We read thousands of reviews and comments for you and show what customers praise and complain about most, in simple charts.
- [Data Analytics](https://bigibyte.com/services/data-analytics): Reports you can act on. We look through your data and turn it into clear reports and charts that show what is happening and what to do next.
- [SaaS Development](https://bigibyte.com/services/saas-development): From MVP to paying users. We build your own online software product, with sign-up, payments and dashboards, from the first version (MVP) to paying users.
- [Lovable, Bolt & Cursor MVPs](https://bigibyte.com/services/saas-mvp-rescue): Lovable, Bolt, Cursor, Replit. If you started an app with an AI builder like Lovable, Bolt or Cursor and got stuck, we fix the log-in, payments and database and launch it.
- [API Development](https://bigibyte.com/services/api-development): Connect your systems and partners. We build an API, a way for programs to talk to each other, so your apps, partners or customers can get your data directly.
- [Backend Development](https://bigibyte.com/services/backend-development): The part users don't see. We build or fix the behind-the-scenes part of your app, the server and database, so it stays fast and secure as you grow.
- [Custom Web Apps](https://bigibyte.com/services/custom-web-apps): Replace messy shared spreadsheets. We build a simple web app made for the way your team works, often replacing several shared spreadsheets.
- [Dashboards](https://bigibyte.com/services/dashboards): Prices, leads and trends, live. We turn your data into a live dashboard, so your team sees prices, leads or trends on one screen instead of in scattered files.
- [E-Commerce Solutions](https://bigibyte.com/services/e-commerce-solutions): Catalog, stock and prices, synced. We automate the busywork of an online store, like importing products, updating prices and stock, and watching competitors.
- [AWS serverless apps](https://bigibyte.com/services/aws-serverless): No server to look after. We move your tools and jobs to Amazon's cloud so they grow with demand and there is no server for you to look after.
- [PostgreSQL database design](https://bigibyte.com/services/postgresql-database): Reports that load instantly. We redesign and tune your database so slow reports and pages load quickly again.
- [PDF to Excel, CSV & JSON](https://bigibyte.com/services/pdf-data-conversion): Statements and scans, no typing. We turn PDFs, statements and scanned documents into clean spreadsheet rows, so nobody has to type them in.
- [CSV & Excel processing](https://bigibyte.com/services/csv-processing): Too big for Excel? We handle it. When a file is too big to open or full of duplicates, we split, clean and merge it, and load it where you can use it.
- [Maintenance & monitoring](https://bigibyte.com/services/maintenance): Fixed if a website changes. We watch the tools we build for you and fix them quickly when a website or system changes, so your data keeps arriving.
- [QA & app testing](https://bigibyte.com/services/qa-testing): Websites and mobile apps. We test your website or mobile app step by step on real devices and send you clear bug reports before your customers find the problems.

## Solutions

- [E-Commerce Data Mining](https://bigibyte.com/solutions/ecommerce-data-mining): Extract product information, prices, and reviews from multiple e-commerce platforms to gain competitive insights.
- [Lead Generation Automation](https://bigibyte.com/solutions/lead-generation-automation): Automatically collect and qualify leads from various online sources to fuel your sales pipeline.
- [Real Estate Data Solutions](https://bigibyte.com/solutions/real-estate-data-solutions): Gather property listings, pricing data, and market analytics for informed investment decisions.
- [Social Media Monitoring](https://bigibyte.com/solutions/social-media-monitoring): Track brand mentions, sentiment, and trends across social platforms in real-time.
- [Price Intelligence Suite](https://bigibyte.com/solutions/price-intelligence-suite): Always-on monitoring of competitor prices, discounts, and availability across markets.
- [Marketplace Seller Analytics](https://bigibyte.com/solutions/marketplace-seller-analytics): Understand third-party seller performance, assortment, and share of shelf on major marketplaces.
- [News & Research Aggregator](https://bigibyte.com/solutions/news-and-research-aggregator): Aggregate research notes, news, and filings into a single searchable feed for your analysts.
- [Job Board Intelligence](https://bigibyte.com/solutions/job-board-intelligence): Monitor job boards to understand hiring trends, skills demand, and competitor org design.
- [B2B Enrichment API](https://bigibyte.com/solutions/b2b-enrichment-api): APIs that enrich company and contact records using external public data sources.
- [Compliance & Policy Monitoring](https://bigibyte.com/solutions/compliance-monitoring): Track terms of service, privacy policies, and regulatory changes that affect your operations.
- [Travel Fare Tracker](https://bigibyte.com/solutions/travel-fare-tracker): Monitor flight and hotel fares over time to surface optimal booking windows.
- [Review & Rating Analytics](https://bigibyte.com/solutions/review-and-rating-analytics): Turn customer reviews into product feedback and quality signals at scale.
- [Real-time Signal Streams](https://bigibyte.com/solutions/real-time-signal-streams): Push-based feeds that notify your systems about meaningful external changes in near real-time.
- [Internal Tools to SaaS](https://bigibyte.com/solutions/internal-tools-saas): Turn an internal spreadsheet or script into a hosted SaaS product for your customers.
- [Ops Automation Hub](https://bigibyte.com/solutions/ops-automation-hub): Central hub for back-office automations that replace manual, repetitive workflows.
- [AI Dataset Builder](https://bigibyte.com/solutions/ai-dataset-builder): Custom dataset creation pipelines for training and evaluating AI models.
- [API Observability Layer](https://bigibyte.com/solutions/api-observability-layer): Track health, usage, and performance of your scraping and automation APIs.
- [Data Quality Guardrails](https://bigibyte.com/solutions/data-quality-guardrails): Automated checks that validate scraped or ingested data before it hits production systems.
- [Analytics-ready Warehouse](https://bigibyte.com/solutions/analytics-ready-warehouse): Opinionated data models and pipelines that feed your BI tools clean, denormalised tables.
- [Customer Usage Analytics](https://bigibyte.com/solutions/customer-usage-analytics): Event pipelines and dashboards that show how customers actually use your product.

## Blog

- [Why Realtors adopt tech: 81% save time, 63% learning curve](https://bigibyte.com/blog/realtors-tech-save-time-learning-curve): The 2026 REALTORS Technology Report from NAR finds 81% of agents adopt tech to save time, while 63% name the learning curve as their biggest challenge.
- [Property tracker case study for 30 Florida zip codes](https://bigibyte.com/blog/property-tracker-case-study): A property tracker for one South Florida client: 30 zip codes, 56,306 rows, and 43,970 unique listings. Figures from the console through September 19, 2026.
- [Zillow vs Realtor.com vs Redfin: where listings differ](https://bigibyte.com/blog/zillow-vs-realtor-vs-redfin): Zillow vs Realtor.com vs Redfin on estimates and listings. Redfin states a 1.89% on-market error. Zillow's current page prints NA instead of any rate.
- [AI tools for real estate agents: 10 picks for 2026](https://bigibyte.com/blog/ai-tools-for-real-estate-agents): Ten AI tools for real estate agents, for listing copy, photos, virtual staging, and follow-up. NAR's 2026 report, plus what each product's own page says.
- [10 Best AI Agents for Hotels and Hospitality in 2026](https://bigibyte.com/blog/best-ai-agents-for-hotels-and-hospitality): Compare the best AI agents for hotels in 2026: guest messaging, voice reservations, direct booking and revenue management tools, plus how to choose and roll one out.
- [The Ultimate Selenium Python Guide: From Zero to Hero](https://bigibyte.com/blog/selenium-python-guide): Complete Selenium Python tutorial. Learn WebDriver setup, locators (XPath, CSS), explicit waits, headless mode, action chains, and screenshots.
- [Realtor.com Scraper (Property Details): Real-Time Real Estate Data API](https://bigibyte.com/blog/realtor-scraper-api-guide): The ultimate guide to using the Realtor.com Property Details Scraper on Apify. Get real-time data on pricing, agents, and neighborhoods via API.
- [Real Estate Lead Generation: Automate Your Pipeline with Data](https://bigibyte.com/blog/real-estate-lead-gen-guide): Automate real estate lead generation. Scrape LinkedIn, Google Maps, Yelp, Facebook for property investors. Data enrichment with Hunter.io, Apollo.io.
- [Implementing Real Estate Data Solutions: The Complete Guide](https://bigibyte.com/blog/real-estate-data-solutions-guide): Complete guide to implementing real estate data solutions. Extract Zillow, Realtor.com data using Apify, RapidAPI, Python, n8n. Property estimates and monetization.
- [The Ultimate Python Cheatsheet: 100+ Snippets for Developers](https://bigibyte.com/blog/python-cheatsheet-guide): The comprehensive Python cheatsheet. A collection of 100+ essential code snippets for data structures, file I/O, automation, and data science.
- [How to Prevent Data Scraping: 9 Effective Strategies](https://bigibyte.com/blog/prevent-scraping-strategies-guide): How to prevent web scraping on your website. Comprehensive guide covering rate limiting, CAPTCHA, honeypots, fingerprinting, Cloudflare WAF, and legal protection.
- [Firecrawl Guide: Turn Websites into LLM-Ready Data](https://bigibyte.com/blog/firecrawl-web-scraping-guide): Complete guide to Firecrawl.dev. Learn how to scrape, crawl, and map websites into LLM-ready formats using Python and Node.js.
- [Find Large Files Eating Your Disk Space with CMD](https://bigibyte.com/blog/find-large-files-cmd-guide): How to find the largest files on your Windows PC using Command Prompt and PowerShell. Free up disk space fast without any software.
- [Delete Empty Folders in Seconds Using CMD](https://bigibyte.com/blog/delete-empty-folders-cmd-guide): Tutorial: Remove all empty folders from your Windows PC using Command Prompt. Clean up your file structure in seconds.
- [What is Data Scraping? Prevention, Mitigation & Ethical Rules](https://bigibyte.com/blog/data-scraping-ethics-guide): What is data scraping? Learn the legal landscape, ethical rules (robots.txt, ToS, rate limits), prevention techniques, and mitigation strategies for website owners.
- [Data for AI: The Fuel for Intelligent Systems](https://bigibyte.com/blog/data-for-ai-guide): A comprehensive guide to Data for AI. From web scraping to RAG architectures, learn how to build the data pipelines that power modern AI.
- [Create a Folder Structure Template with One Command](https://bigibyte.com/blog/create-folder-structure-cmd-guide): How to create entire folder structures with one command on Windows. Generate project templates, organize files, and automate directory creation.
- [5 Easy Steps to Build Your First Web Scraper (Python)](https://bigibyte.com/blog/build-first-web-scraper-guide): Beginner tutorial: How to build a web scraper in Python from scratch. Step-by-step guide using Requests and BeautifulSoup to extract data.
- [BeautifulSoup Complete Guide: Parse, Navigate, Extract](https://bigibyte.com/blog/beautifulsoup-python-guide): Complete BeautifulSoup 4 tutorial. Learn HTML parsing, find(), find_all(), CSS selectors .select(), attribute extraction, and tree modification.
- [Batch Rename Files with CMD: The Complete Guide](https://bigibyte.com/blog/batch-rename-files-cmd-guide): Complete tutorial on batch renaming files using Windows CMD and PowerShell. Add prefixes, change extensions, and rename multiple files instantly.
- [Stop Clicking! Automate Your Daily Web Tasks with Python](https://bigibyte.com/blog/automate-daily-web-tasks-guide): Tutorial: How to automate daily office web tasks (login, navigation, file downloads) using Python and Playwright. Build a reliable headless bot.
- [Master CMD: Merge Thousands of CSV Files in Seconds](https://bigibyte.com/blog/merge-csv-files-command-prompt-guide): Tutorial: How to combine multiple CSV files into one using Windows Command Prompt (CMD). No software installation required.
- [Jina AI: The Search Foundation for the AI Era](https://bigibyte.com/blog/jina-ai-search-foundation-guide): Comprehensive guide to Jina AI Reader, Embeddings, and Reranker. Learn how to build better RAG systems with clean data and semantic search.
- [Web Automation Guide: Examples & Best Practices](https://bigibyte.com/blog/web-automation-guide-examples-best-practices): Complete guide to web automation testing testing. Learn about Selenium, Playwright, framework design, and best practices for 2025.
- [The Future of Web Scraping: AI-Powered Data Extraction](https://bigibyte.com/blog/future-of-web-scraping-ai-powered-data-extraction): Complete guide to AI-powered web scraping in 2024-2025. Learn how machine learning, NLP, and computer vision are revolutionizing data extraction from websites.

## Policies

- [Privacy Policy](https://bigibyte.com/privacy-policy): How BigiByte collects, uses, shares and protects personal information, and the privacy rights you have.
- [Terms of Service](https://bigibyte.com/terms-of-service): The terms that govern use of bigibyte.com and BigiByte web scraping, automation, AI and SaaS development services.
- [Cookie Policy](https://bigibyte.com/cookie-policy): How bigibyte.com uses cookies and similar technologies, and how to control them.
- [Data Protection Policy](https://bigibyte.com/data-protection): How BigiByte protects client data, collects data lawfully and responsibly, and supports GDPR and US privacy compliance.
- [Refund Policy](https://bigibyte.com/refund-policy): How deposits, cancellations and refunds work for BigiByte projects and monthly plans.
- [Acceptable Use Policy](https://bigibyte.com/acceptable-use-policy): The projects and uses BigiByte does not support, to keep data collection and automation lawful and responsible.

## Optional

- [LinkedIn](https://linkedin.com/company/bigibyte)
- [Medium](https://medium.com/@bigiByte)
- [X / Twitter](https://twitter.com/bigibyte)
- [Instagram](https://instagram.com/thebigibyte)
- [Facebook](https://facebook.com/bigibyte)