> Markdown version of [/jobs/ext/1258180-senior-applied-scientist-search](https://www.wearedevelopers.com/jobs/ext/1258180-senior-applied-scientist-search). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# (Senior) Applied Scientist, Search

- **Company:** Wolt Enterprises Deutschland GmbH
- **Location:** Berlin, Germany (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Data Analysis, Big Data, Encodings, Python (Programming Language), Machine Learning, Tensorflow, Search Technologies
- **Published:** July 13, 2026
- **Apply:** https://de.indeed.com/viewjob?jk=4f3d5d55d9e259a8

## About the Role

* You have 4+ years of hands-on experience in applied ML with a track record of shipping models to production (a PhD in ML with applied research experience is equally welcome).
 * You have solid experience in Search: query understanding, query intent prediction, or semantic search.
 * You are proficient in Python and experienced with ML frameworks and large-scale data processing.
 * You communicate complex technical ideas clearly and collaborate effectively with cross-functional teams.
 * Experience with NLP, dense retrieval, learning-to-rank, or embedding-based methods is a strong plus.

## Description

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., * Design and develop ML models for search relevance, query understanding, and ranking that operate across DoorDash, Deliveroo, and Wolt's 40+ markets.

 * Bring state-of-the-art solutions to our stack for the delight of our customers, helping the team to impact business metrics.
 * Work end-to-end on ML problems: from problem framing and data analysis through model development, offline evaluation, and production monitoring.
 * Collaborate with Software Engineers, ML Engineers, Product Managers, and Analysts to translate research insights into real customer impact.
 * Contribute to our group-wide Applied Science community through knowledge sharing, technical reviews, and raising the bar on ML practices., * Hiring Manager interview: a conversation covering your domain experience in Search or Personalisation, past projects, AI fluency, and ways of working. We will tell you more about the team, use cases, our tech stack, etc. and it will be your opportunity to ask questions.
 * Coding & System Design: a technical session focused on ML system design and problem-solving with some of the team's ML Engineers.
 * Project / Expertise Deep Dive: an interview with the team's Applied Scientists, going deep on your domain expertise and past projects.


## Related Videos

- [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology)
- [A Brief History of Data Storage](https://www.wearedevelopers.com/videos/974-a-brief-history-of-data-storage)
- [Machine learning in the browser with TensorFlowjs](https://www.wearedevelopers.com/videos/155-machine-learning-in-the-browser-with-tensorflowjs)
- [Harry Potter and the Elastic Semantic Search](https://www.wearedevelopers.com/videos/860-harry-potter-and-the-elastic-semantic-search)
- [Overview of Machine Learning in Python](https://www.wearedevelopers.com/videos/840-overview-of-machine-learning-in-python)
- [Developing an AI.SDK](https://www.wearedevelopers.com/videos/198-developing-an-ai-sdk)

## Related Articles

- [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies)
- [Where to Find German Tech Jobs](https://www.wearedevelopers.com/magazine/366-where-to-find-german-tech-jobs)
- [Finding Jobs in Germany](https://www.wearedevelopers.com/magazine/375-finding-jobs-in-germany)
- [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)
- [How to Find Tech Jobs in Berlin](https://www.wearedevelopers.com/magazine/291-how-to-find-tech-jobs-in-berlin)
- [Data Analyst Salary Germany](https://www.wearedevelopers.com/magazine/277-data-analyst-salary-germany)