About Altur We are building what essentially is an ultra-efficient call center powered purely by AI agents. We process hundreds of thousands of AI-powered voice and WhatsApp conversations every day for some of Latin America's most important financial institutions. Our entire stack, from telephony and real-time voice pipelines to LLM orchestration, is built in-house by a small team. That's our edge: we ship faster and iterate harder than companies 10x our size. But we're reaching the point where move fast needs to coexist with build to last, and that's why this role exists. We're YC-backed, profitable, and growing fast. We need someone who's as obsessed with clean architecture as they are with shipping. About The Role We're looking for a senior engineer to join our core team in Mexico City and help shape Altur's product architecture and engineering culture as we scale. You'll work directly with the founders daily. We value engineers who challenge our technical decisions and push us to d...