Software Engineer, Mobile, Core

<div class="ace-line ace-line old-record-id-doxus3bYvV5DS6icDHnquWbEcNb"> <div class="ace-line ace-line old-record-id-doxus3bYvV5DS6icDHnquWbEcNb">OKX will be prioritising applicants who have a current right to work in Hong Kong, and do not require OKX's sponsorship of a visa.</div> <div class="ace-line ace-line old-record-id-doxussQumjJyp0pDHcFh7Y3bH0b">&nbsp;</div> <h2 class="heading-2 ace-line old-record-id-doxusl2cgB8vs7Q3ent4HKPgocd"><strong>Who We Are</strong></h2> <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">At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">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.&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">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> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.<br><br></div> </div> <div data-page-id="OvVyd3xPZo5hNhxbppju7P8isgg" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-CzjQdI1IWofbWMxmIahu6dAMsjc"> <div data-page-id="Q5McdBHqRos9a1xglGGuWZx7sgc" data-docx-has-block-data="false"> <h2 class="heading-2 ace-line old-record-id-doxusl2cgB8vs7Q3ent4HKPgocd"><strong>About The Team</strong></h2> <p>As a mobile software engineer, you will build and maintain a core OKX app with millions of daily active users. You will work cross-functionally with design, product and other engineering teams to identify customer needs, and ship high-quality new features through fast iterations. This is an opportunity to learn the full life cycle of crypto mobile applications including pro/retail trading, asset management and wallet. Join us in building the next generation of mobile-first Web3 experiences, empowering millions of users to seamlessly interact with digital assets, decentralized applications, and blockchain-powered services through secure and intuitive products.</p> <div class="ace-line ace-line old-record-id-doxusdoP7NU01oX9Z29HojysCiF"> <div data-zone-id="0" data-line-index="0">This role will help b<span class="text-only" data-eleid="10">uild the backbone of a global platform—from real-time messaging and account infrastructure to security and risk systems that serve and protect millions of users</span></div> </div> <h2 class="heading-2 ace-line old-record-id-doxusl2cgB8vs7Q3ent4HKPgocd"><strong>What You'll Be Doing</strong></h2> <div data-page-id="R1MMdOP7Jor8rJxZjvEuEmM9s6b" data-docx-has-block-data="false"> <div data-page-id="EJEWdyXsfojXT9xHKfDuSPpSswb" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <ul> <li class="textLayer" data-page-number="1">Part of a global mobile team, developing new features for the all-in-one iOS and Android apps.</li> <li class="textLayer" data-page-number="1">Strive for performance optimization and maximize customer satisfaction.</li> <li class="textLayer" data-page-number="1">Stay on top of industry trends, and evaluate new solutions to address our unique and fast-growing business needs.</li> <li class="textLayer" data-page-number="1">Work closely with design and product teams, and turn design ideas into quality features that scale to millions of users.</li> <li class="textLayer" data-page-number="1">Collaborate with global development teams, and deliver customized solutions targeting international users while maintaining consistency with the overall architecture.</li> <li class="textLayer" data-page-number="1">Maintain high-quality technical documentation and improve efficiency in cross-office/timezone cooperation.</li> <li class="textLayer" data-page-number="1"> <div data-lark-html-role="root"><span class="text-only">Actively uses AI tools as a core part of your engineering workflow — not just for code generation, but for building repeatable workflows and bridging across stacks.</span></div> </li> </ul> </div> </div> </div> <h2 class="heading-2 ace-line old-record-id-doxusJHbXag5ngXLLiXggj1zhBg"><strong>What We Look For In You</strong></h2> <div data-page-id="R1MMdOP7Jor8rJxZjvEuEmM9s6b" data-docx-has-block-data="false"> <div data-page-id="EJEWdyXsfojXT9xHKfDuSPpSswb" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <ul> <li class="textLayer" data-page-number="2">Experience in either native iOS/Android development, or cross-platform solutions like ReactNative/Flutter/Lua.</li> <li class="textLayer" data-page-number="2">Fluent with at least one of the following languages: Java/Objective-C/Swift/Kotlin/JavaScript.</li> <li class="textLayer" data-page-number="2">Understanding of common data structures and algorithms.</li> <li class="textLayer" data-page-number="2">Embrace agile development process including TDD, CI and Scrum.</li> <li class="textLayer" data-page-number="2">Passionate about mobile technology and building applications for a large user base.</li> <li class="textLayer" data-page-number="2"> <div data-lark-html-role="root"><span class="text-only" data-eleid="17"><span class="text-only"> Solid understanding of </span><span class="text-only text-with-abbreviation text-with-abbreviation-bottomline">LLM</span><span class="text-only"> fundamentals, Prompt Engineering, RAG, and core Agent concepts; proven practical experience delivering AI engineering solutions, including building complete AI workflows/pipelines from the ground up.</span></span></div> </li> </ul> </div> </div> </div> <h2 class="heading-2 ace-line old-record-id-doxusKUjfoqh7QZ5RVAXhjX7gig"><strong>Nice-To-Haves</strong></h2> <div data-page-id="EJEWdyXsfojXT9xHKfDuSPpSswb" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-U5bfdzzYRoDOB4xXi1KusWRLsch" data-list="bullet"> <div>Familiar with crypto trading / Web3 industry.</div> </li> <li class="ace-line ace-line old-record-id-C0T2djs0XozOcZx9HCzupX3Cs7e" data-list="bullet"> <div>Experience in leading a project team independently.<br><br></div> </li> </ul> </div> </div> </div> </div> </div> <div class="ace-line ace-line old-record-id-Avh0dL0UvoHyoFxymwmuPqtAsWe"> <h2 class="heading-2 ace-line old-record-id-doxusxvzyTH4iZpRPTygm6sKzcf"><strong>Perks &amp; Benefits</strong></h2> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-doxus9Bu8Z2VOqDK5F51723OA8g" data-list="bullet"> <div>Competitive total compensation package</div> </li> <li class="ace-line ace-line old-record-id-doxusB7tdGuv2SmCPjgmCN3Jb1c" data-list="bullet"> <div>L&amp;D programs and Education subsidy for employees' growth and development</div> </li> <li class="ace-line ace-line old-record-id-doxusZTvzFyB7VKd89mBtiKL9ob" data-list="bullet"> <div>Various team building programs and company events</div> </li> <li class="ace-line ace-line old-record-id-doxus4VLa66AV1kBqr1XQp7CFec" data-list="bullet"> <div>Wellness and meal allowances</div> </li> <li class="ace-line ace-line old-record-id-doxusktLuOm7fBzEDlSg6b719qf" data-list="bullet"> <div>Comprehensive healthcare schemes for employees and dependants</div> </li> <li class="ace-line ace-line old-record-id-doxusXaQ6LYBcrJKsuq40ykOyNr" data-list="bullet"> <div>More that we love to tell you along the process!</div> </li> </ul> <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-SeyrdixubojqOkxotwguoGKpsN2">&nbsp;</div> <div class="ace-line ace-line old-record-id-SeyrdixubojqOkxotwguoGKpsN2"> <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-SeyrdixubojqOkxotwguoGKpsN2"><em>Please note that Hong Kong is a group-level service hub, and </em><em>OKX</em><em> does not carry on</em><em> a business of</em><em> operating a virtual asset trading platform in Hong Kong.</em></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>