Diabolocom builds AI-first, cloud-native contact center infrastructure designed for high availability, low latency, and integral scale. As both a software provider and a telecom operator, we combine a fully owned carrier-grade voice backbone with a programmable CCaaS platform that supports real-time, high-volume communications across 60+ countries.Our architecture integrates proprietary AI models purpose-built for customer interactions and covers data enrichment, intent detection, call summarization, transcription, quality scoring, workflow automation and more. These services run on a modular, service-oriented stack accessible through APIs and engineered for multi-language, multi-region deployments.We operate a distributed infrastructure optimized for deterministic performance, observability, and resilience, supported by deep CRM integrations, intelligent routing engines, and a high-throughput outbound dialer that enables sub-second decisioning.A dedicated Diabolocom Research team keeps us at the forefront of technological innovation,



designing new proprietary systems—from advanced AI pipelines to telecom optimization—that help our clients gain a competitive advantage in the market.With more than 20 years of telecom and software engineering experience, Diabolocom offers engineers the opportunity to build and scale enterprise-grade systems that blend AI, cloud infrastructure, and mission-critical communications.As part of our exponential growth, we are strengthening our internal engineering team and opening a Senior QA Engineer position in our Message Squad. About the Message Squad Message Squad develops and enhances services that enable clients to communicate seamlessly across various text-based channels. Originally focused on email, we have expanded to a broader solution that integrates multiple messaging platforms (voicemail, SMS, social network). QA Strategy On the QA side, we develop and maintain automated tests using Kotlin and Gherkin. Our test coverage extends

📌 Senior QA Engineer, Message Squad (Barcelona)
🏢 Diabolocom
📍 Barcelona