Software Product EngineeringCompany: Dow JonesJob Description:Senior Machine Learning EngineerDow Jones Job Location: BarcelonaAbout the Team:Our Technology team drives the evolution of our Engineering, Data, Product and User Experience functions. With a keen focus on delivering cutting-edge solutions, we shape the digital landscape for our customers, readers and users. From revolutionizing visuals to optimizing tools and harnessing the power of data, mobile, video and social platforms, our team is committed to providing a seamless and immersive experience across all touchpoints.

About the Role:We are looking for a Senior Machine Learning Engineer to join our Search team in Barcelona. You will design and build systems that deliver highly relevant, personalized experiences across our digital products. This role sits at the intersection of backend engineering, data, and applied AI—leveraging modern architectures and machine learning techniques to connect users with the most relevant content.You will play a key role in building scalable search indexing, retrieval and ranking systems that serve content to millions of readers in real time.

You will partner closely with product, data science, and engineering teams, bringing technical depth and sound judgment to architectural decisions, model design, and evaluation methodology.You Will:Design, build, and operate search systems and services powering content discovery and user engagement.Use data-driven methods to improve candidate retrieval, leveraging embeddings, two-tower architectures,



and user/content signals.Drive experimentation and A/B testing to measure impact and iterate on models and features.Leverage LLMs to enhance content understanding and feature extraction.Optimize systems for performance, latency, and scalability across high-traffic environments.Contribute to engineering best practices, including testing, observability, and CI/CD.Collaborate with product managers, data scientists, and analysts to translate business needs into scalable technical solutions.You Have:2-4 years of industry experience applying machine learning methods, with a strong focus on recommender systems, search, ranking, or personalization.Strong proficiency in Python for production ML systems.Experience with A/B testing and experimentation frameworks to measure model impact.Familiarity with cloud platforms (AWS, GCP, or Azure) and containerized environments.Familiarity with SQL and NoSQL databases.Degree in computer science, machine learning, statistics, or equivalent work experience.Our BenefitsComprehensive Healthcare Plans for you and your family (paid by Dow Jones)Extra paid Time Off (30 days of holidays/year)Possibility to work remotely for 3 months/year (desplazamiento program) and one week of remote work per quarterMeal benefit with Pluxee (171/month on top of your salary)Retirement Plans (Dow Jones will pay 2% of a members Pensionable Salary and match employee contribution up to a maximum of 3 %).Live insuranceWell-being Resources (185 allowance per quarter, Classpass, Spring Health, etc.)LI-hybridThis is a hybrid position,



based in BarcelonaEqual Opportunity EmployerAll qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status or any other protected characteristic. We strongly encourage applications from all qualified individuals, including women, people with disabilities, and those from underrepresented groups.Reasonable AccommodationWe are committed to providing reasonable accommodation for qualified individuals with disabilities in our job application and/or interview process. Please refer to the privacy notice at the bottom of this page for submitting any data access, deletion, or other data subject rights requests, where permitted under your local laws and regulations.Software Product EngineeringUnion Status:Non-Union roleBase Pay Range: 55,000 - 70,000 We’re committed to offering competitive and flexible compensation to attract top talent.

For benefits-eligible roles, we offer a comprehensive and competitive benefits package covering health, retirement, wellbeing, and more, along with optional benefits to meet the diverse needs of our employees.Dow Jones is a general provider of news and business information, delivering content to consumers and organizations around the world across multiple formats, including print, digital, mobile and live events. Dow Jones has produced unrivaled quality content for more than 130 years and today has one of the world’s largest newsgathering operations globally.Barron’s, MarketWatch, Mansion Global, Financial News, Dow Jones Risk & Compliance and Dow Jones Newswires.

📌 Sr Machine Learning Engineer (Barcelona)
🏢 Dow Jones u0026
📍 Barcelona