Senior Data Scientist (Open to relocate to Barcelona) Opportunity

Babel Profiles company

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Senior Data Scientist (Open to relocate to Barcelona) in SPAIN

Visa sponsorship & Relocation 4 days ago

Would you like to be part of a dynamic, international environment full of opportunities?


Our client, a fast-growing technology startup, is on a mission to accelerate the global success of mobile applications. Backed by a strong client portfolio of top-tier developers and publishers, the company operates from three strategic hubs: Spain, Poland, and the United States. As they continue to scale, they are now expanding their team in Barcelona and seeking motivated recent graduates eager to kick-start their careers and contribute to an ambitious, high-impact project.

Join a vibrant Data Tech-Hub where you can keep growing and learning from a passionate team of Data Scientists, Data Analysts, and ML/Data Engineers who are ready to innovate and inspire!


Main responsibilities

  • Uncover trends and insights by independently exploring complex datasets and resolving intricate data challenges.
  • Build and deploy full-cycle data science solutions—from exploratory analysis to scalable, high-performing models—focused on improving ad targeting, bidding, and campaign results.
  • Work closely with both business and technical stakeholders to turn requirements into impactful, data-driven strategies that boost advertising performance and ROI.
  • Improve and fine-tune existing ML models and data pipelines within the ad-tech space, ensuring they remain efficient and aligned with a fast-moving market.


Core skills/experience

  • 3+ years of experience in data science, preferably in a product-focused environment
  • 2+ years of experience in AdTech (or related field).
  • Bachelor's or Master's degree in Computer Science, Statistics, Mathematics, Data Science, or a related field.
  • Strong analytical skills with the ability to learn how to derive insights from datasets.
  • Solid understanding of statistical modeling and machine learning fundamentals.
  • Excellent communication and collaboration skills, with the ability to work effectively in a team environment.

Tech Stack:

  • Proficient in Python and SQL
  • Experience with frameworks such as PySpark and Pandas
  • Skilled with cloud services (e.g., AWS)
  • Hands-on experience in DNN model training libraries and frameworks (e.g., PyTorch, TensorFlow, Hydra, Comet)
  • Experience in the AdTech industry is required


What's on offer

  • Competitive salary
  • Hybrid working model from Barcelona's Hub (relocation package is included)
  • Comprehensive benefits package
  • Opportunities for professional development and growth
  • Flexible work hours and vacation policy
  • Great opportunity to kick-start your career in Data Science


Our recruitment process?

  • Step 1: Interview with our Recruiter to get to know you
  • Step 2: Interview with our client's HR Team
  • Step 3: Technical interview
  • Step 4: Interview with Hiring Manager


Apply now

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