Senior Data Scientist developing deep learning recommendation models for Viber. Collaborating with teams to enhance user experiences through data - driven solutions.
About the role
- Junior Data Scientist working with clients to provide fraud analytics and improve data insights. Join Ravelin, a fraud detection company, applying advanced machine learning techniques.
Responsibilities
- Work directly with clients to provide fraud analytics and ML model insights
- Analyse datasets with millions of rows to identify fraud patterns, trends and emerging threats to improve client performance
- Discuss specific fraud problems with clients, in order to deeply understand how they manifest and to propose effective and elegant solutions
- Prepare reports and present findings of analysis to clients when required
- Identify new model features and improve model performance
- Optimise the performance of our graph networks using network analysis
- Get hands on experience with our cloud infrastructure and make the most of the available tools for enhancing our clients’ data and performance
- Build internal tools in Python for optimising and improving our analytical capabilities
Requirements
- 1 years' experience or training as a data analyst, intelligence analyst or data scientist
- Strong critical thinking skills, intuitively curious and able to diagnose data issues
- Strong communication and presentation skills
- Diligence, attention to detail, ability to prioritise and follow through on tasks
- Experience with SQL - ability to run complex queries to answer your own questions
- Experience with Python for data analysis
- Knowledge of supervised and unsupervised ML techniques
- Desirable: some knowledge, understanding or experience of network analysis
- Desirable: hands-on experience with DBT
Benefits
- Flexible Working Hours & Remote-First Environment — Work when and where you’re most productive, with flexibility and support.
- Comprehensive BUPA Health Insurance — Stay covered with top-tier medical care for your peace of mind.
- £1,000 Annual Wellness and Learning Budget — Prioritise your health, well-being and learning needs with funds for fitness, mental health, and more.
- Monthly Wellbeing and Learning Day — Take every last Friday of the month off to recharge or learn something new, up to you.
- 25 Days Holiday + Bank Holidays + 1 Extra Cultural Day — Enjoy generous time off to rest, travel, or celebrate what matters to you.
- Mental Health Support via Spill — Access professional mental health services when you need them.
- Aviva Pension Scheme — Plan for the future with our pension program.
- Ravelin Gives Back — Join monthly charitable donations and volunteer opportunities to make a positive impact.
- Fortnightly Randomised Team Lunches — Connect with teammates from across the company over in person or remote lunches every other week on us!
- Cycle-to-Work Scheme — Save on commuting costs while staying active.
- BorrowMyDoggy Access — Love dogs? Spend time with a furry friend through this unique perk.
- Weekly Board Game Nights & Social Budget — Unwind with weekly board games or plan your own socials, supported by a company budget.
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