Senior Data Scientist

Valtech SE

Job Overview

Location

Kosovo - Remote

Job Type

Full-time

Full Job Description

📋 Description

• Senior Data Scientist role at Valtech SE focused on driving advanced analytics, causal reasoning, and AI-powered decision intelligence across multiple use cases within the AI portfolio, directly influencing business outcomes through production-grade systems combining predictive, causal, and generative AI.
• Day-to-day responsibilities include developing and deploying machine learning models for forecasting, optimization, and recommendation systems; applying statistical and prescriptive modeling techniques; building reusable modeling frameworks; designing causal inference methods (uplift modeling, experiments); translating observational and experimental data into actionable insights; embedding causal reasoning into decision systems; integrating GenAI capabilities (LLMs, RAG, agent-based systems) into workflows; contributing to intelligent agents and AI-assisted decision-making; combining structured and unstructured data with GenAI outputs; building forecasting models (time-series, probabilistic, causal); developing optimization approaches for resource allocation and campaign performance; ensuring model explainability and actionability; building and maintaining production-grade data science solutions; collaborating with engineering teams to integrate models into scalable APIs and platforms; ensuring robustness, monitoring, and lifecycle management of deployed models; partnering with data engineering, analytics, and product teams for data readiness and solution adoption; reviewing and validating modeling approaches across teams; and contributing to AI/ML best practices.
• Valtech is an experience innovation company and trusted partner to the world’s most recognized brands, offering growth opportunities, a values-driven culture, international careers, and the chance to shape the future of experience through a borderless, global framework enabling seamless collaboration.
• The role offers the opportunity to work at the intersection of data science, machine learning, and GenAI, turning complex data into actionable insights and intelligent workflows across marketing, operations, forecasting, and optimization domains; to design and deploy systems integrating experimentation, observational data, ML, and generative AI into real-time decision-making pipelines; to collaborate closely with data engineers, ML engineers, analysts, and platform teams on shared modeling standards and cross-functional AI architecture; and to grow professionally in an environment designed for continuous learning, meaningful impact, and innovation.

🎯 Requirements

• Strong experience in machine learning, statistics, and applied data science
• Experience with causal inference, experimentation, or decision science methodologies
• Solid understanding of forecasting, optimization, or analytical modeling techniques
• Strong programming skills in Python and SQL
• Experience building and deploying production-ready data science or ML systems
• Familiarity with model lifecycle management (training, deployment, monitoring)
• Hands-on experience with at least one major cloud platform: Azure (preferred), AWS, or GCP
• Experience working with modern data and AI platforms (e.g., Azure ML / Azure AI, Databricks, or similar ecosystems)
• Experience working with complex, multi-source datasets (e.g., transactional, behavioral, operational data)
• Ability to translate business problems into analytical frameworks
• Strong problem-solving skills with focus on business impact
• Ability to translate complex models into actionable decisions
• Strong collaboration and communication skills across technical and business teams

🏖️ Benefits

• Health insurance that guarantees fast access to contracted health services
• Vacation Plan
• Subsidy for study materials, trainings, conferences and events that will contribute to your development
• Hybrid Working model
• Performance Evaluation Process that paves the roadmap for a personal and professional career development
• Refreshments and fruit in the office
• Team gatherings and parties organized and subsidized by the company

Skills & Technologies

Python

AWS

Azure

GCP

Apache Spark

Data Science

Senior

Remote

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Valtech SE

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About Valtech SE

Valtech SE is a global digital transformation agency headquartered in Paris, France, that designs and delivers data-driven commerce and customer experience solutions. The company combines strategy, service design, marketing, and engineering to help enterprises modernize technology stacks, unify customer touchpoints, and scale omnichannel commerce. Founded in 1993, it operates more than 50 offices across five continents, serving Fortune 500 brands in retail, consumer goods, financial services, and healthcare. Core services include digital platform implementation, cloud migration, product engineering, data analytics, and ongoing managed services, leveraging partnerships with Adobe, SAP, Sitecore, and major cloud providers.

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