QA engineer (auto) in billing

Vention is a global engineering partner to tech leaders and fast-growing startups, combining 20+ years of product development expertise with an AI-first approach and a reputation for reliable delivery. Our 300+ QA engineers — many of them fullstack experts — drive innovation in automation using JavaScript, C#, Python, and Java. We stay ahead of the curve by the latest automation trends, turning them into real value on production projects.

• Explore system behavior and key business processes through code, data, and logs
• Test billing and reconciliation flows end to end, primarily at the backend and database levels
• Build automated checks for critical business flows
• Validate asynchronous workflows and integrations involving message brokers such as Kafka or RabbitMQ
• Review developers’ unit and integration tests, identify coverage gaps, and advocate for improvements
• Diagnose issues across services, queues, databases, and external integrations, including when logs are incomplete
• Challenge assumptions, communicate risks, and escalate issues to technical and business stakeholders, clearly explaining their financial and customer impact

• 5+ years of experience in QA with a strong focus on backend testing
• Strong SQL skills, including multi-table joins, aggregations, reconciliation queries, and identifying duplicates and data mismatches
• Hands-on experience testing legacy systems with incomplete documentation
• Experience testing asynchronous workflows or systems using message brokers such as Kafka or RabbitMQ
• Ability to read and understand backend code; experience with PHP is a strong advantage
• Practical experience building automated checks for backend business flows
• Strong troubleshooting skills and the ability to investigate issues across multiple system layers
• Confident communication skills, including the ability to challenge developers constructively and escalate issues when needed
• English proficiency at B2 level or higher

• EDU corporate community (300+ members): tech communities, interest clubs, events, a small R&D lab, a knowledge base, and a dedicated AI track
• Licenses for AI tools: GitHub Copilot, Cursor, and others
• Expanded medical support for employees in Bishkek
• 20 working days of vacation per year
• Support for significant life events
• Access to discounts across a variety of stores, restaurants & cafes through a corporate discount program
• Referral bonuses for bringing in new talent