Senior QA Engineer

Responsibilities

• Design, implement, and execute comprehensive test strategies with a focus on risk-based testing and automation for backend microservices and frontend applications.
• Identify and prioritize quality risks in complex fintech systems, specifically for critical flows like payments, lending, and risk controls.
• Develop and maintain scalable, reusable automation frameworks to support CI/CD pipelines and ensure high regression coverage.
• Perform performance, load, and stress testing to detect system bottlenecks and scalability risks.
• Debug and trace long call chains across distributed microservices to identify root causes in complex service interactions.
• Leverage logs, metrics, and distributed tracing tools to monitor system health and mitigate performance risks.
• Collaborate with engineering, product, and risk teams to ensure quality standards meet business and regulatory requirements.

Requirements

• Bachelor's or master's degree in Computer Science, Engineering, or a related field.
• 5+ years of QA experience in large-scale backend systems with exposure to distributed architectures.
• Proven experience in automation testing, including API automation, data validation, and integration testing.
• Strong hands-on experience with risk-based testing methodologies in high-availability systems.
• Proficiency in at least one programming or scripting language, such as Python or Java.
• Strong understanding of asynchronous processing and message queue systems like Kafka or RabbitMQ.
• Excellent debugging and analytical skills for identifying system risks and performance bottlenecks.
• Fluency in English (both spoken and written).

About the Company

Astra Tech is a leading technology company focused on building innovative digital solutions. Through our various divisions, including HLB Outsourcing, we drive excellence in fintech and large-scale distributed systems.