Valtech

SeniorDataScientist

€55–85k ~AI est. Portugal Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Data Scientist at Valtech. Skills: Data Science, Machine Learning, GenAI, Causal Inference. Develop machine learning models. Deploy machine learning models”

What You'll Achieve.

Influence business outcomes; Automated decisions; Intelligent workflows; Real-time decision-making pipelines; Near-real-time decision-making pipelines

Industry & Context.

Problems you'll solve

Problem-solving; Analytical modeling; Causal reasoning; Decision intelligence

What They're Looking For.

Must Have

experience in machine learning, experience in statistics, experience in applied data science, experience with causal inference, experience with experimentation, experience with decision science, Solid understanding of forecasting, Solid understanding of optimization, Solid understanding of analytical modeling, programming skills in Python, programming skills in SQL, Experience building production-ready ML systems, Experience deploying production-ready ML systems, Familiarity with model lifecycle management, Hands-on experience with Azure, Hands-on experience with AWS, Hands-on experience with GCP, Experience with Azure ML, Experience with Azure AI, Experience with Databricks, Experience with complex datasets, Experience with multi-source datasets, Ability to translate business problems, problem-solving skills, focus on business impact, Ability to translate complex models, collaboration skills, communication skills

Nice to Have

Deep experience in marketing analytics, Deep experience in attribution, Deep experience in campaign measurement, Uplift modeling experience, Geo experiments experience, Synthetic control experience, Marketing Mix Modeling experience, Experience with GenAI frameworks, Experience with LangChain, Experience with LangGraph, Experience with RAG architectures, Experience with agent frameworks, Familiarity with Spark, Familiarity with Airflow, Familiarity with dbt, Experience with Snowflake, Experience with Fabric, Experience with BigQuery, Exposure to advanced time-series methods, Exposure to probabilistic forecasting, Experience in Agile environments, Experience in product-led environments, Experience in consulting environments

What You'll Do.

Develop machine learning models

Deploy machine learning models

Apply statistical modeling techniques

Apply predictive modeling techniques

Apply prescriptive modeling techniques

Build reusable modeling frameworks

Design causal inference methods

Implement causal inference methods

Translate observational data

Translate experimental data

Embed causal reasoning

Integrate GenAI capabilities

Contribute to intelligent agents

Contribute to AI-assisted decision-making

Combine structured data models

Combine unstructured data

Combine GenAI outputs

Build forecasting models

Develop optimization approaches

Ensure models are explainable

Ensure models are actionable

Build production-grade data science solutions

Maintain production-grade data science solutions

Integrate models into APIs

Integrate models into platforms

Ensure robustness of deployed models

Ensure monitoring of deployed models

Ensure lifecycle management of deployed models

Partner with data engineering

Partner with analytics teams

Partner with product teams

Review modeling approaches

Validate modeling approaches

Contribute to AI best practices

Contribute to ML best practices

Contribute to data science best practices

How You'll Work.

Team & Collaboration

Cross-functional AI architecture; Shared modeling standards; Data engineering teams; ML engineers; Analysts; Platform teams; Data engineering; Analytics; Product teams

Communication Scope

Technical communication; Business communication

Process & Methodology

Agile, Product-led, Consulting

Full Job Description

Why Valtech? We’re the experience innovation company - a trusted partner to the world’s most recognized brands. To our people we offer growth opportunities, a values-driven culture, international careers and the chance to shape the future of experience. The opportunity At Valtech, you’ll find an environment designed for continuous learning, meaningful impact, and professional growth. Whether you're pioneering new digital solutions, challenging conventional thinking or building the next generation of customer experiences, your work will help transform industries. We are proud of: The work we do and the innovation we drive Our values of share, care and dare A workplace culture that fosters creativity, diversity and autonomy Our borderless, global framework, which enables seamless collaboration The role We are looking for an experienced Senior Data Scientist to drive advanced analytics, causal reasoning, and AI-powered decision intelligence across multiple use cases within our AI portfolio. This role goes beyond traditional modeling and focuses on building production-grade systems that combine predictive, causal, and generative AI capabilities to directly influence business outcomes. You will work at the intersection of data science, machine learning, and GenAI, turning complex data into actionable insights, automated decisions, and intelligent workflows across domains such as marketing, operations, forecasting, and optimization. This is not a purely retrospective analytics role. You will design and deploy systems that integrate experimentation, observational data, machine learning, and generative AI into real-time or near-real-time decision-making pipelines. You will collaborate closely with data engineers, ML engineers, analysts, and platform teams, contributing to shared modeling standards and cross-functional AI architecture. Role responsibilities Advanced Analytics & Machine Learning Develop and deploy machine learning models across use cases (forecasting, optimiz

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