Senior Software Engineer

Why CAST AI?

CAST AI is the leading Kubernetes cost optimization 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, increasing security posture, and boosting DevOps and engineering productivity.

The company has raised $73M from investors, including Cota Capital, Creandum, Uncorrelated Ventures, and Vintage Investment Partners. CAST AI has more than 170 employees globally and is headquartered in Miami, Florida.

However, this is merely the beginning. Our product roadmap is filled with exciting innovations that are yet to come. We are searching for intelligent, motivated, and self-reliant people to help us fulfill this ambitious mission.

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.

Role overview

We are hiring capable Senior Software Engineers if you're unsure which team to apply. This is the place to talk to hiring managers to help you find the most suitable team based on your strengths.

We have a very strong engineering culture, and no matter which team you join, each day is usually full of challenges.

Challenges based on your strengths:

1. Writing complex Enterprise features that affect millions of revenue.
2. Hacking Cloud provider APIs, and bending Linux/Windows to your will
3. Hacking Kubernetes and adding missing pieces
4. Hacking OS, Container Runtimes and Drivers
5. Application Performance tuning
6. Database performance tuning
7. Ingesting large amounts of data and time-series and producing snappy reports

Being part of CAST AI engineering organization will involve design and decision-making end-to-end while collaborating with colleagues from other teams. CAST AI being a technical product, it is encouraged not only to go and code something as written in the JIRA ticket but to challenge requirements or to come up with new features & potential solutions to the problems that customers are facing.

Here are some of the tools we use daily:

• GoLang is our main language, while Python is an accepted alternative for some of the cases like end2end and ML.
• Kubernetes, which our product is evolving around.
• AWS, GCP, and Azure cloud providers, which are currently supported in our platform.
• PostgreSQL and Cloud Object Storage for persistence.
• GCP Pub/Sub for messaging.
• gRPC for internal communication.
• REST for public APIs.
• We use GitLab CI with ArgoCD as our GitOps CD engine.
• Prometheus, Grafana, Loki, and Tempo for observability.

Requirements:

• You have to be physically in any of the European countries GMT 0 to GMT +3
• Strong software engineering skills
• Able to design and implement complex systems and architectures.
• Proficient in conducting thorough code reviews.
• Adept at navigating through large codebases and effectively debug issues in others' code.
• Working with very little to no oversight beyond high-level directions.
• Ability to reach technical consensus through async (write-ups) and sync communications on a high-level approach.
• Understand technologies behind key Cloud building blocks (Network, Compute, Storage etc) and our stack (described above).
• Strong English skills in verbal and written communications
• Ability to work independently or with a group

Candidates with these traits will be most likely successful in our hiring process:

• Specialized Expertise: We seek developers who are strongly committed to front-end or back-end development and demonstrate deep mastery in their chosen area.
• Strong Software Engineering Foundations: You should have production-level experience with complex codebases and proficiency in statically typed languages like Go, C#, Java, Scala, etc.
• Self-motivated: You thrive in environments where you can define solutions to problems and drive projects forward with minimal direction.
• Proactive Communication: You confidently speak up, ask questions, and constructively challenge leadership proposals.
• Experience with Complex Problems: You actively seek challenging projects and have a proven track record of successfully delivering non-trivial work.
• Focused and Efficient: You prioritize effectively, avoiding distractions and unnecessary details to maintain focus on important tasks.
• Accountability: You take ownership of your work, from development to deployment, and participate fully in your team's on-call rotations.
  

What’s in it for you?

• Team of highly skilled professionals to work with and learn from.
• Impact and visibility. We’re still a relatively small company, every contribution counts.
• Flat hierarchy. Getting in touch with the CEO, CTO, and all the other people from CAST AI team is not only possible but encouraged.
• Short feedback loop. We are customer-oriented so that we ship our code changes fast in order to get customer feedback right away.
• Flexible working location and hours.
• Monthly salary from €6000 to €8000 (gross) depending on the level of experience.
• Skin in the game. Every engineering member gets stock options of the company.
• Focus time: minimum overhead of meetings, bureaucracy &, etc.
• 10% self-improvement time for personal projects.