Who you are

• Experience: 5+ years in QA for distributed or multi-service systems
• Scripting: Strong scripting skills in Python and Bash within Linux environments
• Languages: Familiarity with Rust and TypeScript/JavaScript to work with our test frameworks and tooling
• Infrastructure: Hands-on experience with Docker/Kubernetes, CI/CD pipelines, and databases (PostgreSQL, Redis)
• Observability: Experience using tools like Grafana, Prometheus, or OpenTelemetry to diagnose system health
• Mindset: You enjoy “breaking things” to make them stronger and have a developer-centric approach to quality
• Experience with K6 or similar load-testing frameworks
• A background in software development
• Previous experience in blockchain or cryptography

What the job involves

• As a Senior QA Engineer, you will be the guardian of reliability
• You won’t just find bugs; you will build the automated infrastructure that ensures our cryptographic primitives and blockchain services work flawlessly in the real world
• Build the Foundation: Design and maintain the end-to-end test platform, including deterministic environments and mocks for SDKs and APIs
• Automate Everything: Create and integrate automated tests (Python/Bash) into our CI/CD pipelines (GitHub Actions) to ensure production readiness
• Ensure Resilience: Beyond standard testing, you will conduct performance, stress, and chaos testing to see how our systems behave under pressure
• Root Cause Analysis: Investigate failures deeply, diagnose the “why,” and work with developers to fix issues and reduce test flakiness

The application process

• Step 1: The Application Form. Start your journey by filling out our application form. This is your chance to introduce yourself and showcase your unique skills and experiences
• Step 2: The Challenge. Next up, tackle our challenge! This is where you can shine and show us how you approach and solve real-world problems
• Step 3: The Technical Interview. Dive deep into your technical knowledge with our team. This is your opportunity to demonstrate your expertise and passion for the field
• Step 4: Cultural Fit & Compensation Chat. Meet with our COO to discuss our company culture and explore how you can thrive with us. We’ll also discuss compensation to ensure we’re on the same page
• ️️ Step 5: The Hacking Trial. Put your skills to the test in a real-world hacking scenario. This trial helps us see your practical skills in action and how you handle challenges