2,017,730open jobs
119,434companies
251,218added this week
Browse all
Salary
≈ $41k – $84k per year (Estimated)
Location
Hybrid (Barcelona, Spain)
Seniority
Middle · 3+ years exp
Visa
No sponsorship (stated in the posting)

Confirmed on the employer's own hiring board on Oct 27, 2026. First seen by Alion on Sep 6, 2026.

Overview
Company
Impact
Profile match
Smadex is a Barcelona advertising technology company founded in 2011 and specialised in mobile user acquisition. Its demand-side platform buys programmatic inventory with privacy-preserving targeting and machine learning bidding. The company belongs to Entravision and works with mobile app advertisers worldwide.

Smadex is a leading advertising technology company founded in Barcelona in 2011 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are a fully transparent platform built with top technology, countless programmatic management features and powerful machine learning algorithms to help advertisers grow their business at scale. We are currently considered one of the top mobile ad-tech companies in the world.

We are looking for a Data Scientist to work closely with the ML and Product teams. The candidate should be communicative and analytical, in order to answer the complex questions that Product and Campaign performance are facing. For this purpose we use tons of data available to get powerful insights to resolve them, creating effective strategies to help improve the Smadex platform!

This is a full-time position based in Barcelona.

Your tasks and responsibilities:

  • Analyze large, complex data sets containing the behaviour of millions of mobile users and Apps worldwide to influence Product & ML strategies.
  • Working cross-functionally with business and technical teams to support product performance.
  • Develop dashboards and processes to ensure data influences decisions at all levels of the company.

Skills and requirements:

  • 3+ years of experience as a Data Scientist / Data Analyst.
  • Bachelor's or Master's Degree in a Quantitative Field (Engineering, Statistics, Mathematics, Data Science).
  • Strong problem-solving skills, ability to formulate questions, run analysis to articulate a recommendation.
  • Proven working knowledge of Python, SQL and large data sets, understanding of analytic methodologies for data evaluation.
  • Excellent verbal and written communication skills, with the ability to present analysis and conclusions.
  • Strong knowledge and experience of statistical concepts and hypothesis testing.
  • Knowledge of the ad-tech industry is a plus.

Please note that we do NOT provide VISA sponsorship. Candidates without a legal permit to work in Spain won't be considered.

What is in it for you:

  • Integrate a highly motivated, young and dynamic team
  • Great compensation package
  • Top location at the heart of Barcelona with a rooftop terrace, Barbecue, and a fully stocked fridge
  • Great work-life balance: work from home (2 days per week), flexible hours
  • Meal vouchers - Ticket Restaurant monthly allowance
  • Monthly gym allowance: Choose between DiR and Wellhub
  • LinkedIn Learning and training opportunities
  • Monthly TGIF events
  • Regular team-building events
  • Fun and friendly work environment with talented marketers and engineers from over 40 countries
  • And more!
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,017,730 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Data Science
Similar stack
Same company
Barcelona
≈ $35k – $73k per year (Estimated) · Hybrid · Full-Time · 3+ years exp · Barcelona
Python
SQL
Databases
Google BigQuery
AI/ML
Copilot
ChatGPT
dbt
DevOps
Git
Analytics
Looker
Apply
Senior Data Engineer 9 hours ago
≈ $52k – $109k per year (Estimated) · In office · 8+ years exp · Spain
Python
SQL
Databases
Snowflake
LookML
Amazon Redshift
Amazon Aurora
AI/ML
Model Context Protocol
dbt
Function Calling
LLM
DevOps
Terraform
CI/CD
AWS
AWS Lambda
GitHub
Amazon S3
IAM
Amazon ECS
Cybersecurity
Least Privilege
Analytics
Dimensional Modeling
Apply
≈ $52k – $108k per year (Estimated) · In office · Full-Time · 5+ years exp · Elche
Python
SQL
Databases
Apache Iceberg
DevOps
AWS
Analytics
ETL/ELT
Apply
Data Engineer III 10 hours ago
$62k – $87k per year · In office · Full-Time · 6+ years exp · Bachelor's Degree · Madrid
Python
Java
Scala
AI/ML
Spark
Apply
≈ $39k – $79k per year (Estimated) · In office · Spain
SQL
Databases
Snowflake
Databricks
Analytics
Power BI
ETL/ELT
Apply
$143k – $274k per year · Hybrid · Full-Time · 8+ years exp · Bachelor's Degree · San Antonio · Tampa · Charlotte · Colorado Springs · Plano
Python
SQL
Databases
Snowflake
AI/ML
AI Agents
NLP
Agentforce
Human-in-the-Loop
Robotics
Path Planning
Apply
$127k – $243k per year · In office · Full-Time · 2+ years exp · Bachelor's Degree · Plano · Charlotte · San Antonio · Phoenix
Python
SQL
Databases
Snowflake
Apache Kafka
AI/ML
dbt
DevOps
Git
Robotics
Path Planning
Analytics
Fivetran
Management
Agile
Apply
$103k – $198k per year · In office · Full-Time · Bachelor's Degree · Plano · Charlotte · San Antonio · Phoenix
Python
SQL
Databases
Snowflake
Apache Kafka
DevOps
Git
Robotics
Path Planning
Analytics
Fivetran
Management
Agile
Apply
$64k – $122k per year · Hybrid · Full-Time · 4+ years exp · Bachelor's Degree · San Antonio · Phoenix · Charlotte · Tampa · Colorado Springs
Python
Robotics
Path Planning
Management
Agile
Apply
≈ $23k – $52k per year (Estimated) · In office · Bachelor's Degree · Bologna · Turin
SQL
Databases
Oracle
DevOps
Splunk
Dynatrace
Incident Management
Management
ITIL
Apply
≈ $52k – $109k per year (Estimated) · Hybrid · 5+ years exp · Bachelor's Degree · Barcelona
SQL
AI/ML
Machine Learning
Analytics
A/B Testing
Apply
≈ $95k – $181k per year (Estimated) · In office · 3+ years exp · Bachelor's Degree · Austin
Python
SQL
AI/ML
Machine Learning
Apply
≈ $87k – $196k per year (Estimated) · Remote (likely France) · 3+ years exp · Bachelor's Degree
Python
SQL
AI/ML
Machine Learning
Apply
≈ $19k – $50k per year (Estimated) · Hybrid · 3+ years exp · China
AI/ML
Machine Learning
Apply
≈ $19k – $50k per year (Estimated) · Hybrid · 3+ years exp · China
AI/ML
Machine Learning
Apply
≈ $21k – $47k per year (Estimated) · In office · Internship · Bachelor's Degree · Barcelona
Analytics
Microsoft Excel
Apply
≈ $56k – $107k per year (Estimated) · In office · Full-Time · 8+ years exp · Bachelor's Degree · Brussels · Barcelona · Woking
Apply
In office · Full-Time · Barcelona
Apply
In office · Part-Time · Barcelona
Apply
≈ $52k – $115k per year (Estimated) · Remote (Italy, Spain, Portugal) · Full-Time · Lisbon · Barcelona · Rome
Apply
See all jobs
This is one of many
2,017,730 more open roles from verified company boards, updated every day.