Data Analyst

Overview ERIS is looking for an outstanding Advance Analytics Specialist , someone with SQL experience, ideally in cloud data environments such as Google Cloud Platform, and the ability to build queries to extract accurate metrics using BigQuery and other tools in the Google Cloud environment. Responsibilities As a Data Scientist, you'll work on extracting, validating and automating SQL queries (BigQuery) to ensure data quality, as well as creating and maintaining workflows to automate data extractions, calculate new metrics. How you’d spend your day: Building queries in BigQuery to respond to the needs of our clients Working with the rest of the tools to automate processes (Cloud Storage, etc.) Bringing in new ideas to improve performance or outputs for our data. Collaborating with internal teams to drive success for client’s business goals. Qualifications Mathematical Expertise Expertise in mathematical methodologies, specifically for developing and testing optimization algorithms with Bayesian methodologies, neural networks, and frequentist models. Data Management And Processing Skills Expertise in Microsoft Excel. Scripting abilities, especially in SQL, with at least a basic level of Python or R. Capacity to design and manage databases, with a focus on relational databases using tools like Microsoft SQL Server, SQLite, and Microsoft Access. Competencies in ETL (Extract, Transform, Load) tools and methods. Familiarity with data exploitation and visualization tools, preferably Power BI. Data Understanding and Architecture A good understanding of data, data processing, and architecture. A willingness to spend a significant portion of working time on data checking, cleaning, and organizing. Additional Information Why join us? Because we offer reasons such as: Flexible Benefits (Coverflex): Enjoy more than just work with flexible compensation including meal vouchers, health insurance, transportation, and more. Growth Opportunities: You can advance in your career not only through the experience of working with major clients but also by accessing local and global training programs specialized according to your role, covering both technical and soft skills. Free Online Training: You can access unlimited courses from LinkedIn Learning and Udemy Catalogs through our artificial intelligence platform "Marcel". Online English Classes: Benefit from group weekly classes by native teachers if you have a B1 level of English or above. Partner Certifications: You'll have the opportunity to obtain certifications from industry giants such as Meta, Google, or Amazon. Work from anywhere: Telecommute up to 6 weeks from over 100 countries with our WorkYourWorld program. Attractive holidays package including your birthday & Advertising Day off plus some additional days off. Work-Life Balance: Enjoy a hybrid model with up to two days working from home and intensive summer hours. Full remote in Easter, Christmas & 3 weeks in Summer. Flexible work start schedule. Well-being: We prioritize the well-being of our staff and organize various health initiatives such as daily meditation or yoga among others. Ommm! Subsidised breakfast & daily menu at our Café Marcel canteen. Bon appétit! We are certified as a Great Place to Work and are committed to building a culturally diverse workforce. We welcome applications from all individuals and do not discriminate on the basis of race, color, religion, gender identity or expression, sexual orientation, national origin, age, disability, marital status, or any other status protected by law. If you have any reasonable adjustment needs arising from a disability or medical condition to fully participate in the recruitment process, please discuss this with the recruiter who contacts you. All employees are committed to complying with obligations regarding Information Security and Technologies, the use of Artificial Intelligence, and related Quality, Environmental Management, Integrity, Corruption Prevention, and Anti-Bribery policies. Mandatory training, declarations, and compliance commitments are required. Job Details Seniority level: Not Applicable Employment type: Full-time Job function: Research, Analyst, and Information Technology Industries: Advertising Services Madrid, Community of Madrid, Spain J-18808-Ljbffr

Location: Madrid, Comunidad de Madrid, ES

Posted Date: 11/18/2025