[Hiring] QA Engineer @Arena.im

Role Description

We’re looking for a QA Engineer who’s passionate about technology, curious about how things work, and eager to ensure quality across our products. You’ll join a supportive, fast-paced environment and collaborate with experienced engineers to test web applications, APIs, and new features as they’re developed. This is a great opportunity to grow in a company that values mentorship, ownership, and continuous learning.

• Collaborate with product and engineering to understand requirements and define test strategies.
• Write and maintain manual and automated test cases for web applications and APIs.
• Run exploratory and regression tests for new features and releases.
• Help monitor issues in production and identify patterns for improvement.
• Contribute to maintaining and expanding our automated test suite using Cypress and Jest.

The challenges:

• Real-time messaging to support 100,000 concurrent users per customer application;
• High performance: our API responses are in the 10ms range;
• High scalability: we use sharding, master-master, and master-slave to ensure scalability;
• High availability: our code is running on homepages of the most visited websites and apps on the internet;
• Distributed databases for our Data Platform storing every user engagement.

Qualifications

• Some experience (6–18 months) in QA or testing software.
• Familiarity with tools like Cypress, Jest, or Selenium.
• Basic knowledge of JavaScript or TypeScript.
• Understanding of REST APIs and how to test them.
• Enthusiasm to learn, ask questions, and work in a collaborative environment.
• Advanced English (spoken and written).

Requirements

• Experience with HTML/CSS and browser dev tools (nice-to-have).
• Exposure to mobile testing (iOS or Android) (nice-to-have).
• Understanding of how CI/CD and deployment pipelines work (nice-to-have).
• Curiosity about how distributed systems scale (nice-to-have).

Example Projects You’ll Be Working on:

• Build automated test suites and test cases for web apps, mobile apps, and APIs;
• Build early warning systems that detect production environment errors;
• Certify production releases;
• Manual testing, where necessary – we prefer automated tests!
• Continuously improve and maintain quality standards;
• Analyze error patterns to identify repeating types of issues;
• Monitor error and debug sources for production issues.

Benefits

• 🔥 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.