Senior Backend Engineer - Marketplace, Order Operations

About the team The Marketplace Order Operations team powers the critical order related features of Shopee as a platform through innovation and technology. In our pursuit to shape the way buyers and sellers connect with each other, we engineer scalable, reliable and extensible systems that evolve with the dynamic e-commerce landscape. As we scale to the next engineering frontier for the global market, we continuously solve unique challenges such as multi-market architecture design, highly sustainable systems, and core functional capabilities for the department. Our tech leaders take responsibility for products, define engineering roadmaps, and work with cross-functional teams to achieve excellence in product performance and technical sustainability. Responsibilities Realizing business goals through implementing features to Shopee as a platform, including but not limited to return and refund, and clearing and settlement. Designing and building distributed systems optimized for performance, availability, and user experience. Writing high-quality, clean, and maintainable code and respecting engineering best practices (unit testing, source control, continuous integration, automation, design patterns, etc.) Researching, proposing and executing projects to enhance system functionalities, development processes, and shared middlewares. Collaborating in a highly cross-functional environment with fellow Software Engineers, Product Managers, Quality Assurance Engineers, and Operation Engineers to deliver impact. Requirements Bachelor's or a higher degree in Computer Science or related fields 3+ years’ relevant experience in backend server development Familiar with commonly used languages, such as Golang / Python / C++ / Java In-depth understanding of Data Structures and Algorithms, Networking, OS and other Computer Science fundamentals Familiar with commonly used Databases, such as MySQL Familiar with commonly used middlewares, such as Redis and Kafka Familiar with Kubernetes (K8S) Microservice Architecture Familiar with HTTP/TCP protocols Familiar with XML/JSON/Protocol Buffers Familiar with distributed systems, performance tuning, massive concurrency handling, and caching mechanisms