Senior Staff Software Engineer, Search Platform

<div class="content-intro"><div class="c-message_kit__blocks c-message_kit__blocks--rich_text"> <div class="c-message__message_blocks c-message__message_blocks--rich_text" data-qa="message-text"> <div class="p-block_kit_renderer" data-qa="block-kit-renderer"> <div class="p-block_kit_renderer__block_wrapper p-block_kit_renderer__block_wrapper--first"> <div class="p-rich_text_block"> <div class="p-rich_text_section">Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 116 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit <a class="c-link" href="http://www.redditinc.com/" target="_blank" data-stringify-link="http://redditinc.com" data-sk="tooltip_parent">www.redditinc.com</a>.</div> </div> </div> </div> </div> </div></div><p><span style="font-size: 12pt;"><strong>Team</strong></span><br><span style="font-size: 12pt;">The Search Platform team at Reddit is the driving force behind our search backend, crafting and maintaining the essential services and databases that ensure users find what they’re looking for quickly and accurately. With a focus on building robust search infrastructure, we prioritize reliability and performance, enabling seamless search experiences across the platform. We are collaborating closely with a team of machine learning engineers and backend architects to develop the next generation of search infrastructure at Reddit, enabling a variety of search functionalities, including lexical and vector search.</span></p> <h2><span style="font-size: 12pt;"><strong>How You'll Have Impact</strong></span></h2> <p><span style="font-size: 12pt;">You’ll lead the development of a next-generation, Gen AI driven search platform, from ideation to production, not just make incremental improvements to existing enterprise systems. As part of a high-impact, cross-functional team, you’ll tackle complex challenges to build search experiences that millions of Redditors will love.</span></p> <p><span style="font-size: 12pt;"><strong>Languages:</strong> Go, C++, Rust, Python, or any object oriented programming language</span></p> <p><span style="font-size: 12pt;"><strong>Databases:</strong> Search Databases (Lucene, Tantivy, Milvus, ElasticSearch etc.)</span></p> <p><span style="font-size: 12pt;"><strong>Tools:</strong> Kubernetes, Docker, AWS, GCP</span></p> <p><span style="font-size: 12pt;"><strong>Libraries:</strong> Baseplate, GraphQL</span></p> <h2><span style="font-size: 12pt;"><strong>What You’ll Do</strong></span></h2> <p><span style="font-size: 12pt;">As a Senior Staff Software Engineer on the Search Platform Team, you will lead the design and development of Reddit’s next-generation search engine, powering lexical, embedding based retrieval and RAG frameworks at massive scale on a modern, cloud-native stack. </span></p> <p><span style="font-size: 12pt;">You will define the technical vision, drive architecture decisions, and mentor engineers to deliver an intelligent, reliable, and scalable search infrastructure that supports Reddit ... (truncated, view full listing at source)