Staff Engineer, Machine Learning & Data Infrastructure

<div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="N5gPdahNfocgfoxXBXGlC11Oggc" data-lark-html-role="root" data-docx-has-block-data="false"> <h2 class="heading-2 ace-line old-record-id-doxlgi7FyistIlaN3rUs7YDQxmf"><strong>Who We Are</strong></h2> <div class="ace-line ace-line old-record-id-doxlgWQdxH2pcomHIO5BiZC2OIf">At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: <em>We Before Me</em>, <em>Do the Right Thing</em>, and <em>Get Things Done</em>. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er.</div> <h2 class="heading-2 ace-line old-record-id-doxlgrPmDd66244T5nhjwdXWJHh"><strong>About the Opportunity</strong></h2> <div class="ace-line ace-line old-record-id-ZyMcdteh3oRtiXx4HMSlM2Bjglf">We are looking for an experienced engineer to lead the architecture and hands-on development of the ML and data infrastructure behind our risk and fraud prevention systems. You will help teams move models from experimentation into reliable production services, improve model execution performance, and build scalable data foundations for training, evaluation, and real-time decisions.</div> <h2 class="heading-2 ace-line old-record-id-doxlgOCn9LN8kn5FL0kRPOzOcgb"><strong>What You’ll Be Doing </strong></h2> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-OC4Ddd9QvouwDpxgJBal2yR8gAg" data-list="bullet"> <div>Improve model inference latency, throughput, resource utilization, and cost. Profile the full prediction path —from feature retrieval and preprocessing to model execution — and deliver measurable improvements without unacceptable model-quality regressions.</div> </li> <li class="ace-line ace-line old-record-id-DYt0ddzzUol3tVxkzIBlv0WFgQd" data-list="bullet"> <div>Build reusable infrastructure for model packaging, versioning, deployment, serving, monitoring, and rollback across cloud platforms and regions.</div> </li> <li class="ace-line ace-line old-record-id-NTLSdLQU1okQNNxBEwQlDLFPgsg" data-list="bullet"> <div>Design and optimize offline data pipelines on Databricks, Apache Spark, and warehouse/lakehouse technologies, addressing data modeling, partitioning, joins, shuffles, skew, incremental processing, and cost.</div> </li> <li class="ace-line ace-line old-record-id-S1JVdOY49oo2IVxvYX4ljXjBgWb" data-list="bullet"> <div>Connect offline and online feature pipelines, ensuring point-in-time correctness, consistent feature definitions, freshness, lineage, and reproducible backfills.</div> </li> <li class="ace-line ace-line old-record-id-JNogdVyHborDWAxKrMMlUX3vgxc" data-list="bullet"> <div>Evolve reliable feature services and data integrations supporting risk models and decision systems.</div> </li> <li class="ace-line ace-line old-record-id-Iw3QdkliAozrvXxxv0dl8zwlgWf" data-list="bullet"> <div>Set technical direction, mentor engineers, and lead delivery across ML, data engineering, cloud infrastructure, security, and product teams.</div> </li> </ul> <div class="ace-line ace-line old-record-id-doxlgKIaH2uIFTfF5YVHiYGFZnf">&nbsp;</div> <h2 class="heading-2 ace-line old-record-id-doxlgkhKdh5WINFTfunamfzh84c"><strong>What We Look For In You </strong></h2> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-MmArduo3doNQ4dxquIqlPzCVged" data-list="bullet"> <div>A record of building and operating large-scale distributed systems, ML infrastructure, or data platforms, with technical ownership across teams.</div> </li> <li class="ace-line ace-line old-record-id-NPkMdHBrEooOSixE56nlPakCgpe" data-list="bullet"> <div>Hands-on experience optimizing production model performance, supported by measurable improvements in latency, throughput, utilization, or cost.</div> </li> <li class="ace-line ace-line old-record-id-YMXQdlXYwoIAkdxfgYjlmQ4sgQu" data-list="bullet"> <div>Deep understanding of Databricks and Spark, or comparable offline data platforms, including execution plans, distributed query optimization, storage layouts, data correctness, and workload cost management.</div> </li> <li class="ace-line ace-line old-record-id-CsKOdq9yeoNZ34xJfyXlGK5Xgwe" data-list="bullet"> <div>Experience with the model lifecycle, including training/serving integration, validation, deployment, observability, and rollback.</div> </li> <li class="ace-line ace-line old-record-id-QUYJdRstXoTUQJxoTgRlY0MxgqN" data-list="bullet"> <div>Strong Python, SQL, and at least one backend or systems language such as Java, Scala, Go, or C++.</div> </li> <li class="ace-line ace-line old-record-id-KpsWdYcwqotHkExNoVtlLBl9gfd" data-list="bullet"> <div>Ability to turn ambiguous requirements into clear architecture and deliver maintainable systems through hands-on engineering and technical leadership.</div> </li> </ul> <div class="ace-line ace-line old-record-id-WoSwdJQtfoj1ddxJ11mluMvagqf">&nbsp;</div> <h2 class="heading-2 ace-line old-record-id-I2o6d1B07oaOozxQOIJlP9JfgNh"><strong>Nice to Haves</strong></h2> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-WS5ZduVE1o8ESNxcpyUlgFC2gOc" data-list="bullet"> <div>SageMaker, Alibaba Cloud PAI/EAS, or comparable ML platforms.</div> </li> <li class="ace-line ace-line old-record-id-BFMAdYymkoBO88xYmVilkWDXgoh" data-list="bullet"> <div>Inference optimization using tools such as ONNX Runtime, TensorRT, or Triton.</div> </li> <li class="ace-line ace-line old-record-id-DdeTdII4Mo2ftnxQIKnl9aM1g6d" data-list="bullet"> <div>Delta Lake, MLflow, feature stores, Kafka, Flink, and low-latency data stores.</div> </li> <li class="ace-line ace-line old-record-id-V3nFdp8BDoWhIYxL1cEla25SgXW" data-list="bullet"> <div>Fraud detection or financial risk systems.</div> </li> <li class="ace-line ace-line old-record-id-T3iFdlcpHoPEp1xUw4glpDZ5g2d" data-list="bullet"> <div>Fluency in Mandarin</div> </li> </ul> <div class="ace-line ace-line old-record-id-doxlgR6RYWVAz2BFnoFDkTAD7Rj">&nbsp;</div> <h2 class="heading-2 ace-line old-record-id-doxlgZF51RuWkkzvuZKmdoHl2Eg"><strong>Perks &amp; Benefits </strong></h2> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-UEjMd1j75oYjmHxq2p3lDnh9g4f" data-list="bullet"> <div>Competitive total compensation package</div> </li> <li class="ace-line ace-line old-record-id-LJA8dxtz9osFglxBb9rljNltgPd" data-list="bullet"> <div>L&amp;D programs for employees' growth and development</div> </li> <li class="ace-line ace-line old-record-id-D8sVd6K5top29Hx4fAWlSc4Sgqc" data-list="bullet"> <div>Various team building programs and company events</div> </li> <li class="ace-line ace-line old-record-id-Xqrmdlbieo5Z9Sxuy3jliqfyg3g" data-list="bullet"> <div>Wellness and meal allowances</div> </li> <li class="ace-line ace-line old-record-id-AlYodjQWFo1nDyxx7XUlwadlg3K" data-list="bullet"> <div>Comprehensive healthcare schemes for employees and dependants</div> </li> <li class="ace-line ace-line old-record-id-doxlgHJyaPw64bcPAZjbuZJBIDp" data-list="bullet"> <div>More that we love to tell you along the process!</div> </li> </ul> <div class="ace-line ace-line old-record-id-doxlg1zXixXvW9OruN2CqPcbkyd">&nbsp;</div> <div class="ace-line ace-line old-record-id-EDUJdTRsgoqSW4xMBsSljrlWgwg"><strong>OKX</strong><strong> Statement:</strong></div> <div class="ace-line ace-line old-record-id-WD4jdUrpsoPRr9xheU8lcyk2g5g">OKX is committed to equal employment opportunities regardless of race, color, genetic information, creed, religion, sex, sexual orientation, gender identity, lawful alien status, national origin, age, marital status, and non-job related physical or mental disability, or protected veteran status. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.</div> <div class="ace-line ace-line old-record-id-XDNmdPyyIoPxDbxkvp8lzM39gyf">&nbsp;</div> <div class="ace-line ace-line old-record-id-KErudNva1o8Z76xhrsRlf84qgIf">The salary range for this position is $214,666 to 321,999</div> <div class="ace-line ace-line old-record-id-FI2SdVptVoeclGxkz8klEcL2g5o">The salary offered depends on a variety of factors, including job-related knowledge, skills, experience, and market location. In addition to the salary, a performance bonus and long-term incentives may be provided as part of the compensation package, as well as a full range of medical, financial, and/or other benefits, dependent on the position offered. Applicants should apply via OKX internal or external careers site.</div> <div class="ace-line ace-line old-record-id-XEyudtok7o3Nf7xFbELlUEjPgFd">&nbsp;</div> <div class="ace-line ace-line old-record-id-PcLXdkHcsogPbtxQ6NclLdy3gxd">&nbsp;</div> <div class="ace-line ace-line old-record-id-Vt2mdYIAqoIQHHxmbpXlip3dgEh"><span style="color: rgb(255, 255, 255);">#LI-SK1 #LI-HYBRID</span></div> </div> <div data-page-id="Kpucdjv7JoAcSZxSf7PuRl5Yscb" data-lark-html-role="root" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb"> <div data-page-id="PNNZdiw4Yo1ZOmx8btbucw8qsLG" data-lark-html-role="root" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-JGIsdeznCo2qpfxJAqkuViMfsHS">&nbsp;</div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div><div class="content-conclusion"><div data-lark-html-role="root"><span class="text-only" data-eleid="18"><span class="text-only"><span class="text-only" data-eleid="6">Notice:<br></span></span></span> <div data-lark-html-role="root"><span class="text-only" data-eleid="26"><span class="text-only">All official </span><span class="text-only text-with-abbreviation text-with-abbreviation-bottomline">OKX</span><span class="text-only"> vacancies are published on this website.</span></span> <span class="text-only" data-eleid="28"><span class="text-only">While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. </span></span><strong><span class="text-only" data-eleid="29"><span class="text-only">If in doubt, please apply directly through our official careers website.</span></span></strong></div> </div> <div data-lark-html-role="root"><span class="text-only" data-eleid="18"><span class="text-only">Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to&nbsp;</span><span class="text-only text-with-abbreviation text-with-abbreviation-bottomline">OKX</span><span class="text-only">'s </span></span><a class="link rich-text-anchor __anchor-intercept-flag__ text-content-link" href="https://www.okx.com/en-eu/help/okx-candidate-privacy-notice" target="_blank" data-eleid="19" data-lark-is-custom="true" data-lark-link="true">Candidate Privacy Notice</a><span class="text-only" data-eleid="20"><span class="text-only">.</span></span></div></div>