Senior Data Scientist - Local Shops (f/m/d)

Key Skills

Java Programming, Python Programming, C++, Database, Framework, SQL, Agile methodologies, Apache Hadoop, Scala Programming, Machine learning techniques, Google BigQuery, Dataproc, Deep Learning, Data Modeling, Natural Language Processing (NLP), NoSQL, Apache Hive, Continuous Integration & Continuous Delivery - CI/CD, SPARK Programming, Streaming APIs

Job Description

We are looking for Senior Data Scientists to join our Local Shops tribe. Build with a superb team of tech experts the next generation of E-Commerce quick-delivery services. Together we empower our vendor partners worldwide (50+ countries) to scale their businesses online. If you are ready for the latest-generation E-Commerce adventure, eager to solve tech challenges and deliver your solutions to customers around the globe, an international tech-company is waiting for you in the heart of Berlin!

About Local Shops Tribe

We are a highly motivated team of tech experts building the best-in-class local shops delivery platform. The local shops tribe is developing solutions (assortment, pricing, promotions, fulfillment, inventory management, sales reports and insights, prediction models, etc.) so that our global vendors can sell their products on our consumer facing platforms (Foodpanda, PedidosYa, Yemeksepeti, Talabat, more). Our vendor customers - from corner shops to big supermarkets - expect a high quality of services which are accessible with mobile, web and api interfaces. Our autonomous (“we build it, we run it”) cross-functional squads deliver fast, often and data driven so that we ensure continuous improvements along the customer journey.

Join our Local Shops tribe now and become a Delivery Hero!

Your Mission:

• Work on products that help our local shop vendors to digitize their businesses and sell their products on our customer facing platforms
• Analysis of large amounts of data from different services of our system and their associated business functions
• Improving upon existing machine learning methodologies by developing new data sources, developing and testing model enhancements, running computational experiments, and fine-tuning model parameters for new models
• Formalizing assumptions about how models are expected to behave, creating definitions of outliers, developing methods to systematically identify these outliers, and explaining why they are reasonable or identifying fixes for them
• Analyze our applications performance and understand customer behavior
• Contribute to our tribe architecture and support to strategically evolve our systems landscape so that it can serve our business and customer needs
• Collaborate with backend developers, frontend developers, mobile developers, data experts, UX/UI designers, product managers to continuously improve functionality, usability, reliability and performance of vendor facing applications

Your Heroic Skills:

• Strong passion for top-notch software development and delivery
• High sense of responsibility to run software for millions of users: we build it, we run it
• Good skills in communicating with stakeholders
• Master’s or PhD degree in a quantitative field such as Machine Learning, Data Science, Statistics, Applied Mathematics, Physics, Computer Science, or Economics or 4 years of experience in the field
• 2+ years of relevant working experience in an analytical role involving data extraction, analysis, statistical modeling, and communication
• 2+ years of experience with data querying languages (e.g. SQL, NoSQL, Hadoop/Hive)
• Very experienced in one of the following programming languages: Python, Scala, C++, Java
• Experienced with machine learning (deep learning) for real world problems
• Good knowledge of object-oriented concepts and design patterns
• Very good skills in writing clean code and exception handling
• Experienced with testing frameworks and testing methodologies (e.g. tdd)
• Experienced with CI/CD pipelines to deploy fast and often
• Good understanding of logging, monitoring and alerting systems
• Very experienced with agile methodologies and a very good understanding of its importance for high performing teams
• A strong motivation to help colleagues across team borders to foster a healthy tech culture
• Proficient english language skills

Nice To Have Skills:

• Experience with NLP models especially self-learning transformers models
• Experience with Image classification models.
• Experience with time series modeling and machine learning forecasting.
• Experience with price modeling.
• Experience on working with NoSQL databases
• Experience with some of these tools/ technologies: Spark, BigQuery, dataProc
• Experience with building APIs

Why Delivery Hero

• Develop your skills with your educational budget for conferences and external trainings. 
• Exchange ideas and meet fellow developers at regular meetups, in our active guilds and during our Developer Exchange Program.
• Join company parties, hackathons, cultural and sports events.
• English is our working language, and our colleagues at Delivery Hero come from every corner of the globe, working in diverse, cross-cultural teams.
• Save responsibly with our corporate pension scheme. 
• Daily fruits, cereals, beverages, tea and coffee in our lounges.
• Learn German with free classes, access our e-learning platform and participate in our inhouse trainings.
• Enjoy massages, get your haircut in the office, join our free yoga classes or take a timeout in our nap room.