Cloud Engineer
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);
CloudFront;
API Gateway;
WAF;
SES;
IAM;
VPC networking.
Infrastructure as Code using Terraform
CI/CD pipelines using GitHub Actions (or similar);
Containerization using Docker and container orchestration with ECS
Strong networking fundamentals: load balancers, DNS, VPNs, firewalls, CDNs
Monitoring and observability using Datadog, CloudWatch, Prometheus or similar
Database operations with MongoDB/DocumentDB and PostgreSQL
Fluent written and spoken English.
Nice-to-Have Experience:
Kong API Gateway or other gateway technologies (NGINX, Envoy);
DigitalOcean infrastructure;
Varnish cache configuration and CDN optimization;
FinOps and cloud cost optimization;
Cloudflare DNS/CDN management;
Serverless frameworks for Lambda deployments;
OpenVPN configuration and administration;
Experience with high-scale systems (1M+ concurrent connections).
Example Projects You’ll Be Working on:
Build fully redundant production environment with automated switchover capabilities;
Build fully automated CI/CD pipeline;
Build fully automated production scaling system;
Build fully automated monitoring and early-warning systems;
Implement SOC 2 / ISO 27001 compliance;
Monitor and maintain systems security and data privacy.
We also have some sweet perks like:
Be a part of the team in Silicon Valley and join a global team
A team of exceptional engineers leading the cutting-edge AI Agents.
Competitive salary package & benefits
⛱️ 4 weeks of paid time-off
Learning and Development budget
Key moment to join Arena in terms of growth and opportunities
Ability to put your stamp on real-world AI applications that serve millions of users.
Fast-learning environment, entrepreneurial and strong team spirit
Multiple nationalities: cosmopolite & multi-cultural mindset
♀️ Our people matter, work-life balance is important at Arena
Apply Now