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Your Tasks

Defend the email, cloud storage, and identity services of GMX, Web.de and mail.com - platforms millions of users rely on every day. Join a team tackling around-the-clock attacks, analyzing massive datasets, and building pipelines that stop account hijackers.

If you thrive at the intersection of software engineering and big data, this is your mission: Build systems that protect digital identities at a global scale - ensuring trust, resilience, and security for millions of users.

Your Tasks:

• Develop, test, deploy, and monitor scalable filter pipelines and transformation processes that extract relevant metrics and features from billions of events.
• Data management in a Data Lake.
• Collaborate with data scientists and software developers to optimize and scale high-performance ML models.
• Ensure the quality and reliability of developed solutions through continuous monitoring and performance analysis.

Your Profile

• Several years of experience as a backend software developer, with excellent Python programming skills.
• Degree in computer science, mathematics, statistics, or comparable professional experience.
• Expertise in handling large datasets and distributed systems as well as experience with PySpark, SQL/Trino, NumPy.
• Experience with Gitlab pipelines, Dagster and Kubernetes, monitoring systems like Grafana and Prometheus are a plus.

Our Benefits

🏢** 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**: Internal and external training opportunities, LinkedIn Learning, language courses, talent development programs, conferences and mentoring

💡 TEC-Campus: Free choice between Linux, Mac, or Windows, slack days, conferences, lecture series, courses, open-source projects, community meetups and user groups

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

🚝** Mobility**: Subsidy for job bike leasing, job ticket and relocation service if you live outside Germany

💻** Flexible working models**: Home office options, flexible working hours and 30 days of vacation with the option for additional unpaid leave

💰** Financial benefits**: Corporate benefits, company pension scheme, capital-forming benefits, occupational disability insurance and various partner discounts

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