Applied Scientist / Machine Learning Engineer
Wolt - English
Job Description
<div class="content-intro"><h2><span data-sheets-root="1">About Wolt</span></h2>
<p><span data-sheets-root="1">At Wolt, we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant food. Now we're building the delivery of (almost) everything and you'll find us in over 500 cities in 30 countries around the world. In 2022 we joined forces with DoorDash and together we keep on dreaming big and expanding across the globe.<br><br>Working at Wolt isn't always easy, but it's definitely exciting. Here you'll learn more, build more, and ship more than in most other companies. You'll be challenged a lot, but also have a lot of fun on the way. So, if you're a self-starter with drive and entrepreneurial spirit, this could be the ride of your life.</span></p></div><p>Wolt is part of DoorDash — together we form one of the world's largest local commerce platforms, operating across DoorDash, Deliveroo, and Wolt markets in 40+ countries. Our Consumer organisation sits at the intersection of machine learning and customer experience, responsible for helping millions of customers every day find the right restaurants, dishes, and items in search, personalised recommendations, and discovery surfaces that feel intuitive and relevant. It's a domain where scale is truly global, the engineering and applied science problems are genuinely hard and scientifically interesting, and the impact on the customer experience and our business metrics is immediate and measurable.</p>
<p>We're looking for an Applied Scientist to join our Consumer org. In this role you'll work on some of the most technically challenging ML problems across DoorDash: understanding what our customers are looking for, identifying key concepts in their queries and surfacing the most relevant results. You'll be embedded in a cross-disciplinary team of engineers, ML engineers and applied scientists with full ownership from research to production. If your expertise matches our domain and you want to work on hard problems at global scale alongside exceptional colleagues, we'd love to meet you.</p>
<h2>What you'll be doing</h2>
<p>As an Applied Scientist in Consumer, you'll advance the ML models and methods that power how customers across DoorDash, Deliveroo, and Wolt find and discover content. You'll work end-to-end collaborating closely with engineers and product managers to deliver real impact.</p>
<h3><strong>Day-to-day in this role you'll:</strong></h3>
<ul>
<li>Design and develop ML models for search relevance, query understanding, and ranking that operate across DoorDash, Deliveroo, and Wolt's 40+ markets.</li>
<li>Bring state-of-the-art solutions to our stack for the delight of our customers, helping the team to impact business metrics.</li>
<li>Work end-to-end on ML problems: from problem framing and data analysis through model development, offline evaluation, and production monitoring.</li>
<li>Collaborate with Softw