Join our dynamic team at the forefront of cutting-edge technology as we seek a seasoned Staff/Lead Backend Engineer. Embark on a journey where your deep-rooted expertise in computer science fundamentals, alongside an intricate understanding of data structures, algorithms, and system design, becomes the cornerstone of innovative solutions. This pivotal role not only demands your proficiency in developing and elevating compute and I/O-intensive applications but also ensures their peak performance and unwavering reliability. Responsibilities: • Architect, refine, and escalate the capabilities of complex backend systems using Python, with a laser focus on efficiency, durability, and scale. • Elevate application performance, optimizing for speed, scalability, and resource allocation. • Forge robust methodologies to manage high concurrency and vast data volumes, setting new industry benchmarks. • Collaborate intimately with engineering and product peers to crystallize requirements into resilient, scalable architectures. • Demonstrate proficiency with advanced storage solutions and databases like Redis, PostgreSQL, and ClickHouse, enhancing system integrity. • Champion coding excellence, testing rigor, and deployment precision, driving best practices across the development lifecycle. Requirements: • Bachelor's or Master's degree in Computer Science, Engineering, or a related field. • Minimum of 5 years of experience in backend development with Python in a production environment. • Proven experience in scaling compute and I/O-intensive applications. • Strong foundation in computer science, with a deep understanding of data structures, algorithms, and system design principles. • Experience in handling concurrent requests at scale and optimizing large-scale systems for performance and reliability. • Familiarity with database technologies such as Redis, PostgreSQL, and ClickHouse. • Experience in the financial sector, particularly in developing fintech applications or systems, is a plus. • Solid understanding of software development life cycle, continuous integration, and continuous delivery (CI/CD) practices. • Excellent problem-solving abilities and strong communication skills.