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# Data Scientist

- **Company:** Viber
- **Location:** London, UK
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, Artificial Intelligence, Big Data, Encodings, Python (Programming Language), Machine Learning, Recommender Systems, Tensorflow, SQL Databases, Reinforcement Learning, Pytorch, Deep Learning, Pandas, Information Technology, Dask, Data Generation
- **Published:** June 3, 2026
- **Apply:** https://uk.indeed.com/viewjob?jk=39ad14564c99290a

## About the Role

Do you have a Master's degree?, * Master's degree in Statistics, Mathematics or Computer Science.

 * Minimum of 3 years of experience in designing, developing and deploying production-level deep learning recommendation models with a proven business impact.
 * Fluency in Python, Pandas/Dask, SQL, PyTorch or Tensorflow. Ability to write readable and maintainable code.
 * Strong communication and storytelling skills, capable of presenting complex technical subjects clearly to both technical and non-technical audiences.
 * A proven ability to read and understand AI research publications and implement algorithms and architectures from scratch.
 * Ability to effectively integrate and utilize AI tools to optimize workflow efficiency., * Advanced knowledge in generative models: Auto-encoding, adversarial models, compression.
 * Experience in developing deep learning graph model solutions.
 * Experience with managing and utilizing datasets at the scale of 10s of TB.
 * Publication in peer-reviewed conferences or journals on reinforcement learning, deep learning, and machine learning.
 * Strong passion for machine learning and investing independent time towards learning, researching, and experimenting with new innovations.
 * Strong business acumen or prior industry experience within the social media or messaging space.

## Description

As a Data Scientist, you will work in a highly collaborative environment with extensive amounts of data to research and develop deep learning models in the domains of dating, moderation and content segmentation and apply them to tasks such as recommendation systems and analytics at a high scale.

You will have a chance to grow and develop professionally by owning data-driven projects from the research phase through to production, collaborating with highly experienced researchers., * Develop classical machine learning and deep learning models that will impact company goals directly.

 * Work with partner teams to design and implement solutions in recommender systems, classification and prediction for given objectives.
 * Find solutions to complex problems in social network recommendations, understand the data generation process and the challenges involved with working with big data.
 * Analyze and leverage the extensive data received from our application to enhance model performance and accuracy.


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