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CUJO AI

Senior Data Scientist

CUJO AI Budapest, Central Hungary, Hungary · €66K–€90K/yr

Telecommunications · 201-500 employees

15 h ago
data-scientist Senior (5-10 yrs) Full-time Hungary
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About the role

You will develop algorithms, implement tooling, and analyze company data to improve product offerings and daily operations. Additionally, you will collaborate with cross-functional teams to transition research outcomes from labs into production environments.

What they look for

Python Machine learning Statistics Regression Clustering Decision trees Neural networks SQL AWS Data analysis Problem-solving Product development Communication

Requirements

The ideal candidate is an expert in Python with strong experience in machine learning algorithms, statistics, and SQL database querying. You must possess excellent problem-solving skills and the ability to communicate research findings effectively to stakeholders.

Benefits

Flexible work arrangements Hybrid work Remote work Annual company-wide kickoff events Team activities Training bonuses Performance bonuses Referral rewards

Full description

🚀 CUJO AI® is a leader in artificial intelligence solutions for network service providers. We use machine learning and real-world data to develop cybersecurity, device intelligence, network intelligence, and parental control solutions that make internet connections safer for millions of homes.

About the Role

We are looking for a Senior Data Scientist to join our team in Hungary.

You will be responsible for developing algorithms, implementing tooling, and analyzing company data to improve our product portfolio on the market, and make our daily operations easier. Data scientists must have good problem-solving skills and are comfortable working with large data sets. An ideal candidate also has a passion to implement their algorithms in production which needs some skills in development.

In This Role, You Will:

  • Work with various teams throughout the company to identify opportunities to improve our services.
  • Present research outcomes to stakeholders while making their business decisions easier.
  • Collaborate with different functional teams and help to move ideas from labs to production.
  • Analyze company data and identify suspicious anomalies and failures.
  • Develop processes and tools to measure the performance of our algorithms.

Requirements

What We’re Looking For:

  • Strong problem-solving skills with an emphasis on product development.
  • Expert in coding in Python language with multiple years of experience.
  • Experience creating and using advanced machine learning algorithms and statistics: regression, clustering, decision trees, neural networks, etc.
  • Experience querying databases in SQL language.
  • Good written and verbal communication skills for cross-functional team collaborations and presentations.
  • Experience/Interest in developing tools in AWS (Amazon Web Service) ecosystem.

Why Join CUJO AI?

  • Flexible Work – Hybrid and remote arrangements are available, provided the candidate is located in Hungary.
  • Team Gatherings – Annual company-wide kickoff events and ongoing team activities.
  • Career Growth – Training bonuses for AWS certifications and other learning opportunities.
  • Performance Bonuses – Company-wide annual bonus program.
  • Referral Rewards – Earn up to €1,000 for referring new hires.

The compensation package for this role is from 5500 EUR to 7500 EUR (gross), depending on your experience.

At CUJO AI, we’re not just building technology—we’re shaping the future of secure and intelligent connectivity. If you're a driven engineer who thrives in dynamic environments and loves building impactful systems, we'd love to hear from you.

📅 Apply by October 4, 2026 – but don’t wait! We’ll hire as soon as we find the right person.

📩 Apply via our recruitment portal. Questions? Email us at careers@cujo.com.

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