Data Scientist (ML)

TL;DR

Data Scientist (ML): Building and deploying production machine learning models to personalize meal experiences and optimize forecasting with an accent on time-series modeling and recommender systems. Focus on owning the full lifecycle from experimentation to production monitoring and driving measurable business outcomes.

Location: Must be based in Portugal, with regular collaboration at the Lisbon office.

Company

hirify.global creates flexible, high-quality food experiences through data-driven systems that improve customer preferences and reduce food waste.

What you will do

• Build and improve recommendation and personalization models for meal and recipe discovery.
• Develop time-series forecasting models to improve demand prediction and logistics.
• Support retention and marketing initiatives through churn prediction and lifetime value modeling.
• Design and analyze A/B tests using robust statistical methods.
• Take models from exploration through validation, deployment, and production monitoring.
• Contribute to code reviews and knowledge sharing within the Data Tribe.

Requirements

• Around 3+ years of experience in applied data science.
• Strong foundations in machine learning, statistics, and time-series modeling.
• Strong proficiency in Python and SQL.
• Hands-on experience with scikit-learn, PyTorch, and XGBoost.
• Experience with modern data platforms like Snowflake, Looker, and Airflow.
• Ability to explain complex technical concepts to non-technical stakeholders.

Nice to have

• Experience in subscription, e-commerce, or consumer-product environments.
• Prior work in personalization, recommendations, or generative AI.
• Experience working in Agile, cross-functional product teams.

Culture & Benefits

• Hybrid work policy with regular in-person collaboration.
• 22 annual leave days plus tenure-based increases.
• 5 training days per year.
• Private health insurance provided by Tranquilidade.
• Food allowance via Coverflex.
• 24/7 confidential employee assistance program.