Senior Data Scientist

Ciklum is looking for a Senior Data Scientist to join our team full-time in Ukraine.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

As a Senior Data Scientist, become a part of a cross-functional development team engineering experiences of tomorrow. As a Senior Data Scientist specializing in Generative AI Intelligence, you will be instrumental in designing, developing, and optimizing the data-driven components of our proactive speech-to-speech platform. You'll dive deep into the nuances of conversational AI, leveraging generative models to create natural, engaging, and effective partner interactions. Your expertise in machine learning, natural language processing, and analytics will be critical to the success of this innovative solution.

We're at the forefront of transforming partner communication through the power of Generative AI. Our mission is to build an intelligent, proactive speech-to-speech solution that fosters stronger relationships and drives impactful interactions. We're seeking a highly insightful and driven Senior Data Scientist to spearhead the data strategy and model development that will fuel this exciting product.

Responsibilities:

• Data Analysis: Analyze large datasets to identify patterns, extract insights, and inform model development and optimization
• Prompt Engineering & Optimization: Develop and refine effective prompts to guide generative AI models in producing desired conversational outcomes
• Dialogue Flow Design & Evaluation: Contribute to the design of natural and effective dialogue flows, and develop metrics and methodologies for evaluating their performance
• Personalization & Contextualization: Develop models and techniques to personalize conversations and ensure contextually relevant interactions with partners
• Model Evaluation & Monitoring: Design and implement robust evaluation frameworks to assess the performance of generative AI models, and establish monitoring systems to track their effectiveness in production
• Experimentation & Iteration: Design and execute experiments to test hypotheses, evaluate model performance, and drive continuous improvement of the system
• Ethical Considerations: Ensure responsible AI development practices, considering fairness, bias detection, and ethical implications in our models

Requirements:

• Master's or Ph.D. in Data Science, Machine Learning, Natural Language Processing, Statistics, or a related quantitative field
• 5+ years of experience as a Data Scientist, with a strong focus on machine learning and natural language processing
• Proven experience developing and deploying generative AI models (e.g., Transformers, GANs, VAEs)
• Experience working with large datasets
• Strong programming skills in Python and experience with relevant libraries (TensorFlow, PyTorch, scikit-learn, spaCy, NLTK)
• Familiarity with prompt engineering techniques
• Solid understanding of statistical modeling and experimental design
• Excellent communication and collaboration skills, with the ability to clearly explain data-driven insights and results to stakeholders with varying levels of data literacy
• A rigorous approach to evaluating the impact of new algorithms through offline evaluation and online experimentation
• A knack for bringing clarity to ambiguous problems and resourcefulness in dealing with incomplete and messy data
• A strong passion for leveraging AI to solve real-world problems

Desirable:

• Data Strategy & Architecture: Defining and implementing data strategy, including data collection, storage, processing, and governance
• Collaboration with Engineering: Work closely with software engineers to integrate data science models and pipelines into the .NET framework and AWS infrastructure
• Performance Optimization: Identify and address performance bottlenecks in data pipelines and machine learning models
• Excellent SQL skills and experience navigating large and complex data lakes and warehouses
• Experience with cloud platforms

What`s in it for you?

• Growth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globally
• Own your schedule – you are the one to decide when to start your working day. Just don’t miss your regular team stand-up
• Global impact: work on large-scale projects that redefine industries with international and fast-growing clients
• Welcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building events

About us:

Discover the pros of 20-year global experience! Join one of the largest IT companies in Ukraine, awarded as one of the top 10 employers in Ukraine by Forbes.

Boost your skills and make a difference with cutting-edge projects, skilled colleagues and the latest tech stacks.

Ciklum has been recognised as a veteran-friendly business by the Veteran Hub in Ukraine.

We're committed to creating a welcoming environment for veterans and developing processes that meet their needs. We value the skills and unique perspectives military veterans can bring to our business and are willing to support their transition to civilian life.

Be bold, not bored!

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.