Israel Nunes

Last updated: January 13, 2026

Selected Work

Fomenta

Programa Nascer - FAPESC

An end-to-end SaaS platform for researchers to discover and access funding opportunities through AI-powered recommendations.

  • Scalable Data Infrastructure

    Engineered a scraping pipeline monitoring 45+ funding institutions, orchestrating LLMs to extract and validate data from HTML and PDF sources

  • AI Engineering

    Implemented a secure LangChain pipeline with guardrails and rate limiting to ensure reliability and cost control

  • Production Features

    Built role-based access control, Stripe subscription management, and real-time payment webhooks, ensuring a complete commercial lifecycle

Next.js - Typescript - Node.js - Puppeteer - LangChain - LlamaParse - AWS

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SwellGuide

A daily mailing service transforming complex weather data into natural language surf forecasts

  • Product Growth

    Designed, launched, and grew the service to 50+ daily active users receiving automated email reports

  • Decoupled Architecture

    Built a modular system allowing for the rapid addition of new surf spots without significant code changes, facilitating easy scaling

  • Automation Workflow

    Created an automated Node.js workflow orchestrated with LangChain to consume weather APIs, process insights via LLM, and dispatch campaigns

Node.js - LangChain - API Integrations - Tailwind CSS - Javascript - AWS

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Icarus Solar Agent

Smart conversational agent designed to help homeowners evaluate solar energy investments

  • Architecture

    Implemented a streaming chat interface using Vercel AI SDK and function calling to orchestrate tools sequentially

  • Integrations

    Integrated Google Solar API to retrieve real-time geospatial data for accurate ROI and CO2 offset calculations

Next.js - Vercel AI SDK - OpenAI - Typescript - Tailwind

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