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CAST AI is the leading Kubernetes automation platform for AWS, GCP and Azure customers. The company is on a mission to deliver a fully automated Kubernetes experience.

What’s unique about CAST AI is that its platform goes beyond monitoring clusters and making recommendations; it utilizes advanced machine learning algorithms to analyze and automatically optimize clusters, saving customers 50% or more on their cloud spend, improving performance and reliability, and boosting DevOps and engineering productivity.

CAST AI has around 200 employees globally and is headquartered in Miami, Florida.

Why Cast AI?

Cast AI is the leading Application Performance Automation (APA) platform , enabling customers to cut cloud costs, improve performance, and boost productivity – automatically.

Built originally for Kubernetes, Cast AI goes beyond cost and observability by delivering real-time, autonomous optimization across any cloud environment. The platform continuously analyzes workloads, rightsizes resources, and rebalances clusters without manual intervention, ensuring applications run faster, more reliably, and more efficiently.

Headquartered in Miami, Florida, Cast AI has employees in more than 32 countries worldwide and supports some of the world’s most innovative teams running their applications on all major cloud, hybrid, and on-premises environments. Over 2,100 companies already rely on Cast - from BMW and Akamai to Hugging Face and NielsenIQ.

What’s next? Backed by our $108M Series C, we’re doubling down on making APA the new standard for DevOps and MLOps, and everything in between.

These are the core values that hold us all together :

PRACTICE CUSTOMER OBSESSION. Focus on the customer journey and work backwards. Strive to deliver customer value and continuously solve customer problems. Listen to customer feedback, act, and iterate to improve customer experience.

LEAD. Take ownership and lead through action. Think and act on behalf of the entire company to build long-term value across team boundaries.

DEVELOP AND HIRE THE BEST. Strive to raise the performance bar by continuously investing in yourself, the team and by hiring the best possible candidates for every position. Drive towards personal development and professional growth, and mentor others to raise the collective bar.

EXPECT AND ADVOCATE CHANGE. Strive to innovate and accept the inevitable change that comes with innovation. Constantly welcome new ideas and opinions. Share insights responsibly with unwavering openness, honesty, and respect. Once a path is chosen, be ready to disagree and commit to a direction.

Reporting – Builds a scalable reporting system that ingests millions of rows per second into our time-series databases, providing insights into cost savings, workload efficiencies, and Cast AI automation impact.

Here are some of the tools we use daily :

• Languages : GoLang (primary), Python (secondary for some cases)
• PostgreSQL and Cloud Object Storage for persistence
• Messaging & APIs : GCP Pub / Sub, gRPC for internal communication, REST for public APIs
• Observability : Prometheus, Grafana, Loki, Tempo
• CI / CD & GitOps : GitLab CI with ArgoCD.

Requirements :

• Strong software engineering skills with experience in distributed systems and backend development (ideally GoLang , but not a hard requirement as long as you’re willing to transition to it)
• Strong debugging, optimization, and performance-tuning skills
• Deep understanding of cloud platforms : hands-on experience with cloud platforms like AWS, Google Cloud Platform (GCP), Microsoft Azure, and tools such as Kubernetes for containerization and orchestration
• CI / CD and DevOps practices experience
• Strong English skills, both verbal and written
• Ability to work independently and collaboratively within a team
• Startup mindset : adaptable, proactive, and comfortable with ambiguity
• A proactive, problem-solving mindset with a "yes we can" attitude.

What’s in it for you?

• Competitive salary (€6,500 - €9,000 gross, depending on the level of experience) with equity options
• Direct impact on the product in a cutting-edge company that’s reshaping cloud automation and optimization
• Collaborate with a global team of top cloud experts and innovators passionate about pushing the boundaries of Kubernetes technology
• Fast development cycles with a short feedback loop and direct customer impact
• Transparent work environment
• Focus time with minimal meetings and bureaucracy
• 10% of your time dedicated to self-improvement and personal projects.