Senior Performance QA Engineer

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4 hours ago

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Binance

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Crypto • Fintech

Binance is the world's leading cryptocurrency exchange, serving over 235 million registered users across more than 180 countries. The platform offers a wide array of services, including the trading of over 350 cryptocurrencies in Spot, Margin, and Futures markets. Users can also buy and sell crypto via Binance P2P, earn interest through Binance Earn, and engage in NFT trading on the Binance NFT marketplace. Binance provides low transaction fees and diverse payment options, making it a preferred choice for cryptocurrency enthusiasts worldwide.

1001 - 5000 employees

Founded 2017

₿ Crypto

💳 Fintech

💰 Initial Coin Offering on 2020-12

📋 Description

• Translate business and technical requirements into concrete performance test plans. • Design and implement architecture-level and code-level optimizations to enhance system throughput and stability. • Work closely with DevOps to ensure production-level high availability across distributed systems. • Build and execute performance testing strategies covering load, stress, scalability, and reliability. • Independently troubleshoot real-time performance issues, identifying root causes and delivering solutions end-to-end. • Develop internal tools for automated performance monitoring, testing, and issue analysis.

🎯 Requirements

• Strong ability to identify performance bottlenecks at system, service, and code levels, with actionable solutions. • Hands-on experience troubleshooting microservice performance issues. • Deep expertise in Java performance tuning, profiling, and JVM-level optimization. • Proficiency with relational and NoSQL databases (MySQL, MongoDB). • Familiarity with performance analysis for middleware such as Kafka, Redis, RabbitMQ. • Practical experience setting up performance test environments. • Experience with containerization and orchestration (Docker, Kubernetes). • Solid Linux skills, both command-line and system-level troubleshooting. • Strong passion for building systems that excel in performance, scalability, and reliability. • Practical experience using performance engineering tools such as K6 or JMeter. • Programming language requirement: Java (must). Rust experience is a plus. • Nice-to-have • Hands-on experience with public cloud platforms (AWS, Azure, GCP, AliCloud). • Experience setting up monitoring/observability stacks (Prometheus, Grafana). • Prior experience conducting performance tests in production environments. • Experience triaging and resolving production performance incidents. • Linux kernel or OS-level performance analysis skills. • Experience working within distributed, remote teams. • Ability to leverage APM tools effectively for performance troubleshooting.

🏖️ Benefits

• Competitive salary and company benefits • Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team)