CASE STUDIES
Systems built for real business operations.
Selected freelance projects led hands-on by Itzhak Shaul. Each page covers the business challenge, the architecture and what was delivered.
Multi-tenant SaaS with CRM, AI agent and WhatsApp
A CRM, an AI agent with per-customer knowledge and WhatsApp automation on one platform, with strict tenant isolation.
Read case studyOne connected platform for complex operations
A unified platform replacing a legacy hotel system, spreadsheets and separate accounting tools across hospitality, education, CRM and finance.
Read case studyEnterprise SaaS with AI agents and connected commerce
A production-delivered platform connecting web, mobile, e-commerce, AI agents and enterprise systems through a modular architecture.
Read case studyFinTech platform completion and production hardening
Backend completion, recurring billing, secure access and automated trading-account provisioning for a subscription-based FinTech platform.
Read case studyAI document extraction and CRM automation
An automation layer that extracts structured data from PDFs and text, routes uncertain information for review and synchronizes validated records with CRM systems.
Read case studyOn-premise AI decision support
An air-gapped Hebrew-language decision-support system combining deterministic rules, a local language model and human approval.
Read case studyDocument intake and routing automation
A web and mobile system that collects documents from Gmail, WhatsApp and SMS, classifies them with AI and routes them to the right customer folder.
Read case studyClient identities are withheld and project details are summarized to protect confidentiality. Interactive demos on this site use synthetic data.