Data Scientist, Applied Science

Cabify

Do you want to drive the next urban revolution? At Cabify, that’s what we’re doing. We aim to make cities better places to live by improving mobility for the people living in them, connecting  riders to drivers at the touch of a button. Maybe one day cities will be places where nobody needs a private car. But we’ve still got a long way to go… want to be part of this journey? ABOUT THE POSITION You will join Cabify’s Applied Science team, a group of highly motivated data scientists with access to all data within the organization. The team is involved in all main areas of the company, including vehicle and route management, understanding user experience, pricing, fraud detection, and marketing optimization (see for yourself: exhibit A, exhibit B, exhibit C). You will work with state-of-the-art tools and infrastructure to help improve everyday operations in more than 40 cities worldwide. Cabify's Applied Science team provides a unique opportunity to research, test and implement great ideas that will shape the future of our cities. As a Senior Data Scientist in our team, you will: * Propose and develop high-impact data science projects, working closely with other data, engineering, product and business teams. * Design, train, and validate statistical and machine learning models and help deploying them into production. * Participate in the definition and results analysis of real-life experiments, following academy-standard scientific methods and procedures, to demonstrate the impact of the new product features we develop. * Help to convert the team’s work into real and tangible business insights that bring value to the company. * Participate in research and innovation, bringing new ideas to the team and helping expand our technical and scientific knowledge. * Participate in the diffusion of complex ideas to all sorts of stakeholders, in alignment with the deeply-rooted data culture of the company. * Be an active participant in product development conversations, proposing new features and providing the data science perspective in everything we build. * Be a technical reference within the team, fostering growth and promoting best practices. WHAT WE’RE LOOKING FOR * At least 5 years of professional experience working as a data scientist or equivalent research role. * Strong educational background, e.g. Master/PhD in Computer Science, Physics, Engineering, Mathematics, Economics, etc. * Experience leading the design, training and validation of statistical and machine learning models. * Strong knowledge of Python for data analysis and data visualization libraries. * Experience with data extraction and processing. Capable of writing complex SQL code. * Experience bringing machine learning to production, with all its subtleties: deploying, training, testing, model degradation, model serving, etc. * Ability to work autonomously in an unstructured environment. BONUS POINTS * Strong background in Probability & Statistics. * Experience in the various aspects of scientific experimentation (experiment design, population sampling, testing methodology, statistical significance analysis, etc.). * Experience publishing in peer-reviewed scientific journals. * Experience with state-of-the-art methods in topics like deep learning models, time series analysis, bayesian statistics, causal inference, etc. * Experience with geo data modeling, analysis and visualization. WHAT’S IT LIKE TO WORK AT CABIFY? We’re a company full of happy, motivated people and we never want that to change. Here are some more reasons why it rocks to be part of our high-performance team: 💶 Excellent Salary conditions: 50K - 63K€ 🏝️ Recharge days! (10 Free Fridays annually) 🌍 Our office is located in Madrid.  ⌚ Flexible work environment & hours. 🙌 Regular team events. 🚗 Cabify staff free rides. 🚀 Personal development programs based on our career paths. 📐 Coursera: your own license in Coursera to take as many courses as you wish and continue developing your skills. 🧘‍♀️ iFeel: Free access to the iFeel platform, so you can take care of your emotional well-being through therapy sessions. 💳 Flexible compensation plan: Restaurant tickets, transport tickets, healthcare and childcare 🐱 A pet room ,so you don’t have to leave your furry friend at home ☕️ And last but not least...free coffee and fruit!   Cabify is proud of being an equal opportunity workplace. We celebrate diversity and we are committed to creating an inclusive environment for all employees regardless of background, gender, religion, orientation, age or ability. Join us!

Shift Technology

Shift delivers AI agents that transform insurers' most critical work. By combining deep industry expertise and unmatched data resources, Shift provides proven results that have earned the trust of hundreds of the world's leading insurers. Our insurance-grade AI is accurate, explainable, and secure—empowering human experts to move with unmatched speed, total confidence, and a renewed focus on the people they serve.        Your browser does not support the video tag. Our culture is built on innovation, trust, and a drive to transform the insurance industry through our SaaS platform. We come from more than 50 different countries and cultures and together we are creating the future of insurance. Learn more at www.shift-technology.com     Shift Technology :  Shift is the leading AI platform for insurance. Shift combines generative, agentic, and predictive AI to transform underwriting, claims, and fraud and risk - driving operational efficiency, exceptional customer experiences and measurable business impact. Trusted by the world's leading insurers, Shift delivers AI when and where it matters most, at scale and with proven results. The Data Science Team🤖:  The Data Science team works on a broad range of subjects. We actively participate in the definition and development of our suite of products on fraud detection, anti-money laundering and claim automation.  We have a lot of technical and professional experience in data science, data engineering, coding, business understanding and client interactions. Additionally, we also work on various data types such as structured data, free text, documents and images. Your key responsibilities will include🧑‍💻: * Setting up and deploying data processing pipelines, such as data reception (batch or real-time), data cleaning, information extraction, and calibration of fraud detection models. * Collaborating with clients to understand their needs and incorporating their feedback to enhance our solutions. * Conducting R&D to drive product innovation (machine learning, NLP, image analysis, trend analysis, chatbots, etc.). * Supporting the sales team by participating in prospect demos. * Partnering in an entire Data Science product lifecycle : Understand how sales, legal, product, engineering are connected together to deliver an AI product to clients. Your profile and requirements✅:  * You are currently enrolled as a master's degree student in either Mathematics,  Statistics, Computer Science, Machine learning and/or Big Data. * You must be able to provide an internship agreement (convenio de prácticas) signed by your school or university for 6 months and you are able to start your internship around August 31th in Madrid.  * You have experience in object-oriented programming (OOP) such as prior internship, school and/or personal projects so you can write quality production code. An experience using C# is a plus. * You are comfortable dealing with clients. * Spanish is mandatory at a fluent level and you can communicate clearly in English. French is not mandatory.  Why join Shift Technology as a Data Scientist Intern ?  🤸‍♀️Flexibility, autonomy  and adaptability are part of our core values : We are a horizontal organization without bureaucracy (40% of staff are data scientists) but optimal and reduced line management, focus on delivery and development while having a hybrid model. 🧠Learn from inside an AI leader tech company : Join the 13th French Licorne providing hands on training, workshop and sessions with highly experienced AI research Team.   💶Your commitment, our investment : 1800€ gross monthly gratification, high  conversion rate to full time employee, dedicated HR partner, regular reviews and feedback sessions with your team. 🌍Be part of an international and diverse tech firm : Full english speaking environment with 55 different nationalities across the world and 11 offices locations (Paris, Singapore, Tokyo, Sao Paulo, Mexico City, Boston, Madrid, London, Toronto, Berlin...) 🤝Dealing with big clients and developing business skills & knowledge : Real life experience with Insurance business challenges inside the world of AI.   What is next ? 🎯 If your application and experience meet our requirements, you can expect : * Talent Acquisition interview (30 min) * Technical interview 1 (60 min)  Technical interview 2 (60 min)  * Hiring manager interview (60 min)   The interview process can take 2 to 3 weeks, depending on the interviewer's availability. Be sure that we are doing our best to get back to you with an answer as fast as possible. If you are not getting an update on your application after 10 days, please reach out to our email address.    To support our permanent, full time employees at every stage of their careers and lives, we provide a competitive total rewards and benefits package. Here are the global benefits we’d like to highlight: * Flexible remote and hybrid working options * Competitive Salary and a variable component tied to personal and company performance * Multiple Learning and Development opportunities, including Focus Fridays, a half-day each month to focus on learning and personal growth * Generous PTO and paid holidays * Mental health benefits  * 2 MAD Days per year (Make A Difference Days for paid volunteering) Additional benefits may be offered by country, based on your eligibility - ask your recruiter for more information. Intern and Apprentice positions may receive some of these benefits - ask your recruiter for more details. AI tools are used to help review applications for this role. Read our AI in Recruitment Notice for what the AI considers, how to request a human review, and our most recent bias audit. At Shift we strive to be a diverse and inclusive workforce. We welcome applications from and hire people who will contribute to the diversity of our company, without regard to race, color, religion, marital status, age, national or ethnic origin, physical or mental disability, medical condition, pregnancy, genetic information, gender identity or expression, sexual orientation, or other non-merit criteria. Shift Technology is committed to providing reasonable accommodations for qualified individuals with disabilities in our application and employment process. Should you require accommodation, please email accommodation@shift-technology.com and we will work with you to meet your accessibility needs. Please be aware of scammers and only trust correspondence that comes from emails ending in "shift-technology.com". We will never do initial outreach to you via Whatsapp/Text/SMS, never ask for banking information or personal identification numbers (ex. Social Security Number) as part of our recruitment process. Shift Technology does not accept unsolicited CVs from recruiters or employment agencies in response to the Shift Technology Careers page or a Shift Technology social media post. Any unsolicited CVs, including those submitted directly to hiring managers, are deemed to be the property of Shift Technology.

Ultra Tendency

Ultra Tendency is a global Data & AI consultancy with teams across Europe, Asia, and the Americas. As we continue to expand our presence across Europe, we are looking for a Senior Data Engineer – Databricks to join our growing team and contribute to the development of scalable data platforms for international clients. In this role, you will work closely with data engineers, data scientists, architects, and business stakeholders to design and implement robust data solutions using modern cloud and data technologies. We offer a competitive compensation package aligned with Spanish market standards, based on experience, location, and qualifications. ---------------------------------------------------------------------------------------------------------------------------------- YOUR RESPONSIBILITIES * Design, implement, and maintain scalable data pipelines on the Databricks Lakehouse Platform using technologies such as Apache Spark and Delta Lake. * Develop and optimize batch and streaming data workflows that support analytics, machine learning, and business intelligence use cases. * Collaborate with cross-functional teams to translate business and data requirements into reliable, production-ready solutions. * Improve the performance, scalability, and cost efficiency of data processing workloads within Databricks environments. * Support the implementation of best practices for data quality, governance, security, and compliance. * Contribute to architectural discussions and help shape modern data platform strategies for clients. * Mentor and support junior engineers while fostering knowledge sharing across the team. ---------------------------------------------------------------------------------------------------------------------------------- YOUR EXPERIENCE * Strong hands-on experience with Databricks and Apache Spark (PySpark, SQL, and/or Scala). * Experience building and operating cloud-based data platforms on AWS, Azure, or GCP. * Solid understanding of distributed data processing, data modeling, data warehousing, and performance optimization. * Experience with CI/CD practices and version control systems such as Git. * Familiarity with orchestration frameworks such as Airflow, Azure Data Factory, or Databricks Workflows. * Experience working in agile and cross-functional environments. * Strong communication skills in English & Spanish. * A collaborative mindset and passion for building reliable, scalable, and maintainable data solutions. ---------------------------------------------------------------------------------------------------------------------------------- WHAT WE OFFER * Work with leading enterprise customers across Europe.  * Be part of a rapidly growing Data & AI consultancy.  * Access to cutting-edge technologies in Data Engineering, Analytics, AI, and GenAI.  * Opportunity to shape and expand Ultra Tendency's Databricks practice.  * Continuous learning and certification support.  * Flexible and remote-friendly working environment.  * Competitive compensation package.  * Collaborative, entrepreneurial, and international culture.  ---------------------------------------------------------------------------------------------------------------------------------- ELIGIBILITY  Applicants must currently reside in Spain and possess the legal right to work in the country. Unfortunately, we are unable to provide relocation assistance or visa sponsorship for this position.  ---------------------------------------------------------------------------------------------------------------------------------- INTERESTED? We would love to hear from you. Apply today or reach out to learn more about the role, our team, and the exciting projects you'll have the opportunity to work on. ABOUT US Ultra Tendency is an international Data Engineering consultancy specializing in Big Data, Cloud, Streaming, IIoT, and Microservices. Since 2010, we have helped leading organizations—including the European Central Bank, Deutsche Telekom, and Europe’s largest automotive manufacturer—build and operate large-scale, data-driven platforms. With 8 offices across 10 countries and a growing global team, we combine deep technical expertise with a strong commitment to open source. Our consultants actively contribute to projects such as Apache Kafka, Apache NiFi, Terraform, and Ansible, and we are a trusted Databricks partner. At Ultra Tendency, you'll work on challenging projects that push the boundaries of Data and AI while collaborating with talented colleagues in a culture built on learning, knowledge sharing, and mutual support. We evaluate candidates based on skills, experience, and business fit, and welcome applicants from all backgrounds. Data privacy statement: Data Protection for Applicants – Ultra Tendency