Data Scientist Senior (Forecasting)

Description

DESCRIPTION **Who are we?** We are **Kairós**, a different technology company. Yes, we help our clients tackle digital and methodological transformation challenges, but what truly defines us is **how we do it**: by putting people at the center. We have been recognized as a **Great Place To Work® company** since 2019 — for the sixth consecutive year — ranking **5th in 2024**. Our values of **courage, empathy, innovation, and joy** shape how we work every day. We are over 850 people (developers, data engineers, strategists, etc.) and are now looking for someone to join this brilliant and diverse team. At Kairós, you’re not just another number. We know you by your name, care about your personal balance, and want you to grow with us. **Your mission at Kairós** We are seeking a **Senior Data Scientist** specialized in **forecasting**, to join key projects focused on **B2B demand and sales forecasting**. You will integrate into our **Data & AI** team, tasked with designing, developing, and deploying Machine Learning models to solve real business problems — technically leading end-to-end Data Science initiatives. On a day-to-day basis, you will: * **Gather business requirements and define the analytical approach**, to address complex planning needs. * **Design, develop, and validate forecasting and Machine Learning models**, applied to real-world use cases such as demand forecasting, sales forecasting, commercial planning, or operations planning. * **Support model deployment into production**, ensuring robustness and correct performance in real environments. * **Communicate fluently with both technical and business stakeholders**, clearly explaining results, limitations, and the actual impact of models. * **Apply best practices in code development and analytical architecture**, to ensure scalable and maintainable solutions. **What will make you successful** **Key Requirements (Must-have):** * **Senior Experience:** Minimum of **5+ years** working on Machine Learning, forecasting, or advanced analytics projects. * **Technical Expertise:** Advanced theoretical and practical knowledge of **forecasting techniques, time series analysis, and Machine Learning**. * **Business Experience:** Demonstrable track record in real-world applications of **demand forecasting, sales forecasting, commercial planning, or operations planning**, preferably within **B2B businesses**. * **Ecosystem & Cloud:** Advanced proficiency in **Python** and its standard Data Science ecosystem, plus experience with cloud platforms (preferably **AWS**). * **Best Practices:** Consistent application of methodologies and tools such as **Git, testing, documentation, code structuring, and CI/CD**. * **Communication & Language Skills:** Ability to translate complex concepts for business stakeholders, and a minimum **B2 level of English**. **Nice-to-have extras:** * Experience with the **MLOps ecosystem**, and tools such as **MLflow, Kubeflow, SageMaker**, or equivalents. * Knowledge of **advanced forecasting models**: multivariate, probabilistic, hierarchical, those incorporating exogenous variables, or **deep learning for time series**. * Prior experience in **industrial, commercial, logistics, supply chain**, or demand planning sectors. **Benefits that make a difference** **Meaningful Professional Growth** * Continuous corporate training. * Free **English classes** in small groups. * Ongoing mentoring and personalized support. * Participation in conferences, tech events, and communities. **Real Balance and Flexibility** * **23 vacation days** + December 24th and 31st off. * 1 day for professional events and **3 flexible conciliation days**. * **Reduced working hours in August**, and **intensive schedule every Friday throughout the year**. * **100% remote work:** You’ll work remotely, with some flexibility to adapt your schedule — though this may depend on your specific project. **Benefits and Personal Well-being** * **Flexible compensation** (Cobee) for meals, transport, training, and childcare. * **Health insurance** with Cigna, Adeslas, or Sanitas. * **Wellness program**, supporting emotional and psychological well-being. **\#TRY \#THINK \#FEEL \#ENJOY** At Kairós, we firmly believe in the importance of equality and diversity in the workplace. We are committed to creating an inclusive and respectful environment where all employees feel valued and have the opportunity to reach their full potential — regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or any other characteristic protected by law. **Apply now and join the Kairoseros and Kairoseras team!**