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);
- S3;
- CloudFront;
- API Gateway;
- WAF;
- SES;
- IAM;
- VPC networking.
Infrastructure as Code usingTerraform;
CI/CD pipelines usingGitHub Actions (or similar);
Containerization usingDocker and container orchestration withECS;
Strong networking fundamentals:load balancers, DNS, VPNs, firewalls, CDNs;
Monitoring and observability usingDatadog, CloudWatch, Prometheus or similar;
Database operations withMongoDB/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

Arena.im remote jobs

Back end Engineer [Brazil]

Business Development Representative [BDR Brazil]

Cloud Engineer

Front end Engineer [Brazil]

QA Engineer