Cast AI is an automation platform that operates cloud-native and AI infrastructure at scale. By embedding autonomous decision‑making directly into Kubernetes and cloud environments, Cast AI continuously optimizes performance, reliability, and efficiency in production.Over 2,100 companies already rely on Cast AI, including Akamai, BMW, Cisco, FICO, HuggingFace, NielsenIQ, Swisscom, and TGS. In January 2026, we achieved unicorn status with a strategic investment from Pacific Alliance Ventures. Our valuation now exceeds $1 billion. We are headquartered in Miami but operate across 34 countries.We take a global and intentional approach to diversity. Today, Cast AI operates across 34 countries spanning Europe, North America, Latin America, and APAC.About the roleThe Platform Team builds and maintains the critical internal foundation that powers CAST AI's product. We provide engineering teams with a reliable, scalable, and observable‑by‑default platform, enabling them to focus on building features rather than managing infrastructure. As the company scales, we ensure the platform evolves to support a growing organization and increasingly complex business requirements.RequirementsSoftware engineering skills, ideally with Go, but not a hard requirement as long as you’re willing to transition to it.Experience in platform engineering, with familiarity in technologies such as CI/CD systems (e.G., GitLab CI/CD, GitHub Actions, Argo CD), infrastructure as code tools (e.G., Terraform), and container orchestration tooling (e.G., Kubernetes, Helm, Docker).Experience with IaaS building blocks in any of AWS, Azure,



or GCP.Strong problem‑solving skills and the ability to troubleshoot complex issues in a production environment.Strong written and verbal communication skills in English.You must be physically located in any of the European countries GMT 0 to GMT +3.Ability to work independently and collaboratively within a team.A proactive, problem‑solving mindset with a “yes, we can” attitude.ResponsibilitiesIn the Platform Team, you will work on building and maintaining the internal platform that serves as the foundation for CAST AI's product. The team is currently focusing on:Infrastructure-as-Code: Defining clear boundaries between core and team‑specific infrastructure, enabling repeatable creation of environments for testing, disaster recovery, and production.Continuous deployment: Reworking CD pipelines to be more reliable, flexible, and scalable for the company's next phase of growth.Observability stack: Improving the reliability and scalability of our internal observability platform (Prometheus, Loki, Tempo) to support the company's expanding needs.What’s in it for you?Competitive salary (€6,500 - €9,000 gross, depending on level of experience)Enjoy a versátil, remote‑first global environment.Collaborate with a global team of cloud experts and innovators.Equity options.Fast‑paced workflow; most feature projects are completed in 1 to 4 weeks.Spend 10% of your work time on personal projects or self‑improvement.Learning budget for professional and personal development – including access to international conferences and courses.Annual hackathon to spark new ideas and strengthen team bonds.Team‑building budget and company events to connect with colleagues.Equipment budget to ensure you have everything you need.Extra days off to maintain a healthy work‑life balance.Hiring processScreening call with RecruiterHiring Manager interviewTechnical interview (system design)Live codingCulture Check interview with an executiveBackground check may be conducted at the final stage through our third‑party provider, Checkr.Cast AI does not provide any form of visa sponsorship/work permit.#J-18808-Ljbffr

📌 Senior Software Engineer - Platform Team - €6.500 - €9.000 A Month - Remote (Madrid)
🏢 Cast Ai
📍 Madrid