Your tasks As part of a team of analysts, data scientists, and software developers, you will work on account security systems for the detection and classification of hacking

Your tasks

As part of a team of analysts, data scientists, and software developers, you will work on account security systems for the detection and classification of hacking attacks, abuse, and fraud involving our accounts.

Your main areas of focus will be the development, testing, deployment, and monitoring of:
- Filter queries and transformation processes that calculate relevant metrics and ML features from billions of events.
- High-performance machine learning inference services.
In the process, you will learn or deepen your knowledge of:
- PySpark, SQL/Trino
- NumPy, Pandas
- GitLab pipelines, Kubernetes
- Grafana, Prometheus
Your profile

You are currently pursuing a degree, ideally with a focus on Computer Science, Data Science, or a related field, and you see yourself reflected in the following qualities? If so, we look forward to receiving your application!

Additionally, we are looking for:
- Commitment, curiosity, and a strong willingness to learn.
- Very good software development skills, particularly in Python.
- Experience with our standard tools: Git, Linux, Docker.
- Good English skills; German is a plus.
Our benefits in detail

Lived corporate culture : Flat hierarchies, a culture of respect and appreciation, signatories of the Diversity Charter, open communication and no dress code

Wide range of further training : LinkedIn Learning, language courses, internal and external training opportunities, talent development programs, conferences and mentoring

Active health care: Wellpass, health days, family & care support services, discounts at fitness centers, mental health first responder, fresh fruit and drinks for free

Mobility : Subsidy for the job ticket

Flexible working models : Up to 2 days/week home office, flexible working hours up to 20 hours per week or up to 40 hours during your lecture-free period

Financial benefits : Corporate benefits and various partner discounts

Hourly wage : Bachelor: 14.00€ / Master: 16.00€ + 15% extra pay per working hour

Events : Summer and winter parties, sports tournaments and team events

We are brand. With GMX, https://jobeax.com/link/jKd5Fr6wmKNdHCGk and https://jobeax.com/link/XH14cG1qH8J39C2X and over 42 million active users, we are the leading email and communication platform in Germany, Austria and Switzerland.

We are future. Our services and apps simplify digital life from cloud storage to news and ID management.

You are at home. Your digital passion finds a professional home with us. Your strength makes us stronger, your expertise complements our ideas, your success becomes visible. Together we shape the digital future.

Diversity enriches. Different cultures, nationalities, genders, age groups, sexual orientations and religions as well as people with disabilities - we desire diversity and encourage it. Because only teams that reflect all facets of society offer the best framework conditions for creativity and make a company productive and distinctive. We value diversity and welcome all applications.

Apply now

We look forward to receiving your application, including your salary expectations and the reference number given above. Please use our online application form. If you have any questions about the position or the application process, please send us an email.

1&1 Mail & Media Applications SE
Recruiting & Candidate Management
Brauerstraße 48
D-76135 Karlsruhe

jobs@mail-and-media.com

We are awarded!

Working Student Machine Learning Engineering (f/m/d)

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