ROLE DESCRIPTION As a Senior Infrastructure Engineer, your role will be crucial in shaping and constructing the robust systems that not only support our current flagship products but also lay the groundwork for the next wave of engineering innovations. From optimizing user experiences across various projects to ensuring seamless scalability and data integrity, you'll be at the forefront of shaping the technological backbone of our platform. Collaborating closely with cross-functional teams, you'll leverage your expertise to tackle audacious challenges and push the boundaries of what's possible. Your contributions will directly impact millions of users, as every line of code you write furthers our mission to revolutionize the way people work and collaborate. Join us in redefining the future, where your passion for building scalable, reliable systems will drive meaningful change on a global scale. Our Engineering Career Framework is viewable by anyone outside the company and describes what’s expected for our engineers at each of our career levels. Check out our blog post on this topic and more here. RESPONSIBILITIES * Build a Next-Generation Search Platform: Develop a robust, highly scalable in-house search platform to power Dropbox Dash -AI-powered search for work. * Unify Search Experiences: Design and implement a singular search platform that integrates search for Dropbox Dash with Dropbox’s file and folder search, delivering a seamless and cohesive user experience. * Support Diverse Search Use Cases: Enable a wide range of search and retrieval capabilities, including lexical search, vector search, multi-modal search, Q&A, and recommendations, to meet evolving customer needs. * Scale the Indexing Platform: Build a highly scalable indexing infrastructure capable of handling trillions of documents while ensuring performance, reliability, and efficiency. * Drive International Expansion: Expand the search platform's capabilities to support Dropbox’s growing global user base, ensuring a consistent, high-quality experience worldwide. Many teams at Dropbox run Services with on-call rotations, which entails being available for calls during both core and non-core business hours. If a team has an on-call rotation, all engineers on the team are expected to participate in the rotation as part of their employment. Applicants are encouraged to ask for more details of the rotations to which the applicant is applying. REQUIREMENTS * BS, MS, or PhD in Computer Science or related technical field involving coding (e.g., physics or mathematics), or equivalent technical experience * 9+ years of professional software development experience * Proven track record constructing and managing expansive, multi-threaded, geographically dispersed backend systems * Proficient in programming and debugging across a range of languages such as Python, Go, C/C++, or Java * Extensive experience working with operating system internals, filesystems, databases, networks, and compilers considered advantageous * Ability to navigate and thrive in ambiguous situations, showcasing adaptability and open-ended problem solving. * Capable of taking ownership of long-term projects and seeing them through to completion. * Ability to set medium-to-long term strategy for business-impacting projects. PREFERRED QUALIFICATIONS * Experience working with Search Infrastructure tools such as ElasticSearch COMPENSATION Canada Pay Range $190,400—$257,600 CAD