Atom builds AI-driven messaging automation for businesses, centered on WhatsApp and CRM integrations like HubSpot and Salesforce. Its stack pairs hosted LLMs (OpenAI, Gemini) with self-hosted inference via vLLM, Llama and Hugging Face on GCP and Kubernetes, suggesting in-house model serving rather than pure API wrappers. Hiring is minimal and senior-only, split between engineering and a partner-focused sales push.
Atom is a privately held software company founded in 2019 and headquartered in Simpsonville, South Carolina, with 51–200 employees. It offers conversational AI and AI agents that automate customer messaging over WhatsApp, with Telegram also in the stack. The product connects messaging channels to CRM and support tools including HubSpot, Salesforce and Zendesk, aimed at improving service and sales outcomes for businesses. Its materials are largely Spanish-language, pointing to a Spanish-speaking customer base.
Atom uses Python, FastAPI, Flask, LangChain, OpenAI, Gemini, Llama, vLLM, Hugging Face, PostgreSQL, BigQuery, Docker, Kubernetes and GCP, plus HubSpot, Salesforce and Zendesk integrations.
Yes. WhatsApp-to-HubSpot integration is a listed specialty, and HubSpot, Salesforce and Zendesk all appear in Atom's stack alongside WhatsApp and Telegram.
Atom is headquartered in Simpsonville, South Carolina, United States, and its current hiring is focused in the US.
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Atom's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →
This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.
