Ivan Matuck
Java, Angular & Android engineer adding AI to your systems
My own AI assistant for company documents and SQL data. Users ask in plain language and get answers from their files (RAG with LangChain and FAISS) or from their databases (questions turned into SQL queries). Django web app, Python/Flask microservices, OpenAI, Docker.
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My own AI-assisted corporate training platform, built end to end: Java / Quarkus API, Angular web app, Kotlin Android app (Jetpack Compose), LLM integration and PostgreSQL.
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My own AI-powered platform for agribusiness, built end to end: Java / Spring Boot API, Angular web app, Kotlin Android app (Jetpack Compose), LLM integration and PostgreSQL.
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WhatsApp AI assistant for an energy company's employees. It answers questions from company documents (RAG with Azure OpenAI and Cognitive Search), adds source links, verifies who is asking before answering and understands voice messages. Python/Flask, Twilio, PostgreSQL, Docker.
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