Cala AI – Cloud Infrastructure Engineer (4+ years of experience)
Location:

Hybrid in Barcelona (office located near Passeig de Gràcia, in the Cloudworks coworking space)

Perks:

Gym and restaurant discounts via Cloudworks, adaptable working hours, inclusive culture, direct impact, and founder with a proven AI track record.

Summary:

At JobFluent we are supporting innovative companies like

Cala AI

in their search for top tech talent.

Cala AI

is an

AI startup

founded by the creator of

Vilynx

— a Barcelona-based company acquired by Apple — and is on a mission to redefine how information is verified and represented at scale. Recently recognized by

Creandum’s #EuroSeed50

list as one of Europe’s most promising early-stage startups,

Cala AI

is building

trustworthy and high-impact AI systems

that challenge industry norms. Based in the heart of Barcelona’s tech ecosystem, they combine a culture of authenticity, grit, and collaboration to build technology that matters.

About the company:

From the founders of

Vilynx





— a Barcelona AI startup acquired by Apple — comes

Cala AI : a bold new venture redefining how information is verified and represented at massive scale. Based in Barcelona’s vibrant tech hub near Passeig de Gràcia,

Cala AI

is building innovative AI systems focused on trust, accuracy, and impactful technology that challenges industry norms. Recently,

Cala AI

was named by Creandum to their #EuroSeed50 list — highlighting the most promising early-stage startups in Europe — an honor that reflects the strong belief in our mission and team. We are a small, ambitious group dedicated to building real solutions with grit, heart, and a culture of authenticity.

About the role
You’ll lead the design and management of scalable, resilient cloud infrastructure using AWS, Kubernetes, Terraform, and observability tools like Prometheus and Grafana. You’ll work cross-functionally to ensure our platform is secure, performant, and ready to support heavy AI wor

📌 DevOps Engineer (Madrid)
🏢 JobFluent
📍 Madrid