Staff Applied Scientist , Inventory & Marketplace Quality  at The Trade Desk

<div class="content-intro"><p>The Trade Desk is a global technology company and the world’s leading independent platform for digital advertising, with nearly 4,000 employees across more than 30 offices. Our technology helps advertisers reach the right audiences across the open internet — from streaming TV and podcasts to mobile apps, news, and more.&nbsp; <br><br>Advertising powers the content people love. By making it more transparent, effective, and responsible, we help support trusted journalism, quality entertainment, and creators worldwide. The world’s brands and agencies rely on us to reach their customers and grow their businesses responsibly. <br><br>The scale of our platform brings unique technical challenges — from processing massive datasets in real time to building systems that operate reliably on a global scale. When you work here, your impact is worldwide. We welcome diverse perspectives, encourage curiosity, and build teams that learn from one another. If you’re driven to solve meaningful challenges, we’d love to meet you.</p></div><p><span data-contrast="none">We are looking for a Lead Staff Data Scientist to join the Marketplace Quality Engineering (MQE) team. MQE is a cross-functional team responsible for the integrity, performance, and trustworthiness of The Trade Desk’s inventory marketplace. We build systems that detect and prevent fraud, measure and improve inventory quality, and optimize marketplace dynamics to deliver better outcomes for advertisers, publishers, and consumers.</span><span data-ccp-props="{}">&nbsp;</span></p> <p><span data-ccp-props="{}">&nbsp;</span></p> <p><span data-contrast="none">In this role,&nbsp;you will&nbsp;provide technical and strategic leadership&nbsp;within MQE by&nbsp;defining&nbsp;data science&nbsp;roadmap and execution plans, owning&nbsp;end-to-end&nbsp;development of&nbsp;advanced modeling, analytical,&nbsp;and measurement systems,&nbsp;</span><span data-contrast="auto">and partnering closely with engineering, product, and business leaders to translate complex&nbsp;requirements&nbsp;into trusted, scalable solutions.</span><span data-ccp-props="{}">&nbsp;</span></p> <p><span data-ccp-props="{}">&nbsp;</span></p> <p><span data-contrast="none">WHAT YOU’LL DO</span><span data-ccp-props="{}">&nbsp;</span></p> <p><strong><span data-contrast="auto">Technical Ownership</span></strong><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></p> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="12" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="0" data-aria-level="1"><span data-contrast="auto">Own the data science vision and roadmap for&nbsp;MQE&nbsp;initiatives, aligning&nbsp;technical direction with strategic goals and industry trends.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="12" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><span data-contrast="auto">Design, build, and&nbsp;productionize&nbsp;statistical and machine learning models to detect fraud, invalid traffic, and low-quality inventory in adversarial, large-scale environments.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="12" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="2" data-aria-level="1"><span data-contrast="auto">Define and&nbsp;maintain&nbsp;metrics, experimentation&nbsp;procedures, and monitoring systems to ensure long-term performance.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="12" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="3" data-aria-level="1"><span data-contrast="auto">Develop analytical and explainability frameworks that provide clear visibility into how quality initiatives impact inventory supply, advertiser spend, and marketplace dynamics.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <p><strong><span data-contrast="auto">Cross-Functional Impact</span></strong><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></p> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="2" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="0" data-aria-level="1"><span data-contrast="auto">Collaborate with&nbsp;product and&nbsp;business stakeholders to translate analytical insights into clear, defensible decisions and marketplace enforcement strategies.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="2" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><span data-contrast="auto">Partner closely with engineering to deploy scalable, performant models.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="2" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="2" data-aria-level="1"><span data-contrast="auto">Anticipate emerging marketplace risks and proactively develop data-driven solutions to protect marketplace integrity.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <p><strong><span data-contrast="auto">Leadership &amp; Mentorship</span></strong><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></p> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="13" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="0" data-aria-level="1"><span data-contrast="auto">Act as a staff-level technical leader, setting standards for analytical rigor, model evaluation, and scientific best practices across MQE.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="13" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><span data-contrast="auto">Mentor and develop data scientists through design reviews, technical guidance, and career coaching.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="13" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:1080,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="2" data-aria-level="1"><span data-contrast="auto">Influence technical direction across teams by driving alignment, knowledge sharing, and a culture of high-quality decision-making.</span><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true}">&nbsp;</span></li> </ul> <p><span data-contrast="none">WHO WE ARE LOOKING FOR</span><span data-ccp-props="{}">&nbsp;</span></p> <p><span data-ccp-props="{}">&nbsp;</span></p> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="0" data-aria-level="1"><span data-contrast="none">Advanced degree (MS or PhD)&nbsp;</span><span data-contrast="auto">in a quantitative field such as Statistics, Computer Science, Economics, Applied Math, Operations Research, or similar.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><span data-contrast="none">7+ years of experience working in a DS role that involves&nbsp;bringing products from ideation to production.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="2" data-aria-level="1"><span data-contrast="auto">Deep&nbsp;expertise&nbsp;in statistical modeling, machine learning, and large-scale data analysis.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="3" data-aria-level="1"><span data-contrast="auto">Strong understanding of experimentation, causal inference, and metric design in complex systems.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="4" data-aria-level="1"><span data-contrast="auto">Familiarity with large-scale data and ML tooling (e.g.&nbsp;Spark, distributed training, real-time inference systems).</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="5" data-aria-level="1"><span data-contrast="auto">Proven ability to lead ambiguous, high-impact projects end-to-end as a senior individual contributor.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="6" data-aria-level="1"><span data-contrast="auto">Excellent communication skills and the ability to&nbsp;influence across&nbsp;organizational boundaries.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="7" data-aria-level="1"><span data-contrast="none">Experience in programmatic advertising and/or real-time auctions is a plus.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <ul> <li data-leveltext="-" data-font="Calibri" data-listid="5" data-list-defn-props="{&quot;335551671&quot;:0,&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Calibri&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;-&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="8" data-aria-level="1"><span data-contrast="auto">Track record&nbsp;of mentoring senior data scientists and shaping team-level technical direction&nbsp;is a plus.</span><span data-ccp-props="{}">&nbsp;</span></li> </ul><div class="content-pay-transparency"><div class="pay-input"><div class="description"><p><span data-olk-copy-source="MessageBody">In accordance with various US state laws, the range provided is the Trade Desk's reasonable estimate of the base compensation for this role. The actual amount may differ based on non-discriminatory factors such as experience, knowledge, skills, and location.&nbsp;</span>&nbsp;All employees may be eligible to become The Trade Desk shareholders through eligibility for stock-based compensation grants, which are awarded to employees based on company and individual performance. The Trade Desk also offers other compensation depending on the role such as variable compensation-based incentives and commissions. Plus, expected benefits for this role include comprehensive healthcare (medical, dental, and vision) with premiums paid in full for employees and dependents, retirement benefits such as a 401k plan and company match, short and long-term disability coverage, basic life insurance, well-being benefits, reimbursement for certain tuition expenses, parental leave, sick time of 1 hour per 30 hours worked, vacation time for full-time employees up to 120 hours thru the first year and 160 hours thereafter, and around 13 paid holidays per year. &nbsp;Employees can also purchase The Trade Desk stock at a discount through The Trade Desk’s Employee Stock Purchase Plan.&nbsp;</p> <p>The Trade Desk also offers a competitive benefits package. Click <a href="https://careers.thetradedesk.com/us/en">here</a> to learn more.</p> <p><strong>Note:</strong> Interns are not eligible for variable incentive awards such as stock-based compensation, retirement plan, vacation, tuition reimbursement or parental leave</p></div><div class="title">At the Trade Desk, Base Salary is one part of our competitive total compensation and benefits package and is determined using a salary range. The base salary range for this role is </div><div class="pay-range"><span>$137,300</span><span class="divider">&mdash;</span><span>$251,800 USD</span></div></div></div><div class="content-conclusion"><p></p> <p>As an Equal Opportunity Employer, The Trade Desk is committed to creating an inclusive hiring experience where everyone has the opportunity to thrive.</p> <p>Please reach out to us at&nbsp;<a href="mailto:[email protected]" target="_blank">accommodations@​thetradedesk.​com</a>&nbsp;to request an accommodation or discuss any accessibility needs you may require to access our Company Website or navigate any part of the hiring process.&nbsp;</p> <p>When you contact us, please include your preferred contact details and specify the nature of your accommodation request or questions. Any information you share will be handled confidentially and will not impact our hiring decisions.</p> <p></p></div>