Executive search and talent advisory firm using AI-assisted recruiting
ThinkBig HR is a Buenos Aires-based recruiting firm founded in 2005 that pairs manual executive search with AI-powered candidate evaluation. The tech stack reveals an engineering-forward operation: they're building ML pipelines, LangChain/LangGraph agents, and generative AI chatbots alongside their core recruiting practice—signaling a shift from pure headhunting toward productized, AI-assisted talent workflows. Active hiring across engineering, sales, and data roles suggests they're scaling the platform layer while maintaining recruiting expertise.
Notable leadership hires: Account Director, Head of Sales
ThinkBig HR specializes in executive search, IT recruitment, and cybersecurity hiring across Argentina and Brazil. The firm's proprietary recruiting method emphasizes cultural fit and attitude assessment alongside technical competency evaluation. They operate an ATS with AI integration across candidate sourcing, screening, and evaluation stages—providing clients real-time visibility into active searches. The company combines 20+ years of recruiting domain knowledge with recent investments in ML model development, workflow automation, and generative AI applications to streamline and scale recruitment processes.
MongoDB, DynamoDB, Python, FastAPI, Flask, Git/GitHub/GitLab, AWS, Azure, LangChain/LangGraph/LangSmith for AI agents, plus AWS CloudWatch, Sentry, and Postman for infrastructure and monitoring.
ML pipeline production implementation, LangChain/LangGraph agent development, generative AI chatbot and assistant integrations, intelligent workflow automation via n8n, and server migration consolidation.
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