Cloud Engineer

Remote, USA
Posted Jun 13, 2026
Full-time

About Arena:

Arena is a Series A company backed by top-tier investors such as CRV, Redpoint and Craft Ventures. Arena offers a unique work environment and the chance to collaborate with diverse teammates across multiple countries, with a culture of ownership (autonomy, growth, and responsibility). 

We are a startup created in Silicon Valley with a mission to build communities for creators, publishers and brands with the power of AI. Companies using Arena include Disney, Reuters, Fox, Red Bull and NFL. We have +2,000 customers in 150 countries and with +50M users having conversations on Arena per month and engaging with our Agent AI.

Sometimes you're stuck in a job that doesn't make sense. Refactoring code from ages ago, the stack is miles away from what it's supposed to be. If you love a good challenge, enjoy solving meaningful problems, and want to be a part of one of the fastest-growing AI startups in the Silicon Valley — then Arena is the company you're looking for.

The challenges:

  • Real-time messaging infrastructure supporting 100,000 concurrent users per customer application;
  • High performance systems with API responses in the 10ms range;
  • Highly scalable architecture using auto-scaling policies, distributed systems and container orchestration;
  • High availability infrastructure powering homepages of some of the most visited websites and apps on the internet;
  • Managing distributed databases for our Data Platform storing every user engagement;
  • Building infrastructure that enables product teams to ship fast with reliability and observability.

Our Stack:

  • AWS;
  • DigitalOcean;
  • Terraform;
  • Docker;
  • GitHub & GitHub Actions;
  • Node;
  • React;
  • TypeScript;
  • Vercel;
  • Datadog;
  • CloudWatch;
  • Kong API Gateway;
  • Cloudflare;
  • Varnish.

Work Experience:

  • 3–5 years of relevant DevOps / Infrastructure / SRE experience.

    Must-Have Experience:

    • AWS infrastructure experience with:
      • ECS (Fargate);
      • Lambda;
      • RDS (PostgreSQL);
      • DocumentDB (MongoDB compatible);

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