Senior Data Scientist (Sugar Team)

Semrush; España; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Unlimited PTO

Hobby & team building budget

Employee Support Program

Employee Resource Groups

Job summary

Semrush is seeking a Senior Data Scientist to advance data-driven SEO and AI visibility initiatives. You will work on new directions, improve algorithms, and experiment with data sources while collaborating with data engineers and product teams.

The role requires a strong ML background, 5+ years, Python proficiency, and experience with LLMs, SQL, and modern ML tooling. You will join a team of scientists and engineers focused on scalable AI solutions.

Qualifications

• Bachelor's degree is required or equivalent practical experience.
• 5+ years of experience as a DS / MLE
• Strong understanding of ML algorithms, probability theory, statistics, linear algebra
• High proficiency in Python and ML stack
• Hands-on experience working with LLMs
• Knowledgeof SQL

Responsibilities

• Work on new directions and solutions for the market
• Look for ways to improve existing algorithms
• Introduce and experiment with new data source
• Collaborate with data engineers and product teams

Skills

Python

ML fundamentals

LLMs

SQL

Data science

Cross-functional collaboration

Experimentation

Education

Bachelor's degree or equivalent practical experience

Tools

GitLab CI

GCP

Vertex AI

Airflow

Grafana

Prometheus

ClickHouse

Docker

Kubernetes

CatBoost

Pandas

Job description

Semrush is a brand visibility platform, empowering marketers to command their online presence and create measurable impact. We unify SEO authority and AI visibility, so brands are found, cited, and chosen everywhere search happens. That's how Semrush gained the trust of over 28 million users-from scaling startups to Fortune 500 companies.

Here, you own the way you work, but we move as one unbeatable team.

We don't just lead the market, we're busy creating the world where Semrush is an unfair advantage for every marketer.

We move fast in ways to help you grow. Here, you have room to experiment, keep what works, and learn quickly from what doesn't.

Ready to share our ambition and make an impact? Then, this role may be for you.

About the role

• Work on new directions and solutions for the market
• Look for ways to improve existing algorithms
• Introduce and experiment with new data source
• Collaborate with data engineers and product teams

About you

• Bachelor's degree is required or equivalent practical experience
• 5+ years of experience as a DS / MLE
• Strong understanding of the principles of machine learning algorithms, probability theory, statistics, linear algebra
• High proficiency in Python and ML stack
• Hands-on experience working with LLMs
• Knowledgeof SQL

Not required, but a plus:

• Experience deploying and maintaining LLM-based solutions in production
• Practical knowledge of RAG and building AI agents
• Experience with GitLab CI
• Experience with GCP and Vertex AI
• Experience in developing ETL processes with Airflow
• Experience in deploying ML systems with batch/real-time processing and monitoring (Grafana, Prometheus, Alertmanager)
• Reproducible research.

Soft skills:

• Strong sense of delivery ownership, balancing execution speed with engineering standards and quality requirements
• Proven ability to ship reliable, maintainable code under tight timelines without compromising technical quality
• Trackrecord of driving alignment and close collaboration across cross-functional teams

About the team:

Weareadata science team responsible for supporting teams working in the SEO and AI SEO domains.We create internal services using machine learning, based on which other teams implement new features. Ourteam includes 1 Data Science Manager, 4 Data Scientists, and2 ML Engineers andweare looking for an additional Senior Data Scientist to join our team.

Our stack:

• GoogleCloudPlatform
• Data Storage: ClickHouse
• Language:Python
• Tools: Airflow, k8s, Docker, Catboost, Pandas
• LLMAPIs: OpenAI, Google, Anthropic

Examples of our projects:

• Keyword Search Volumes - a metric that shows how many times people search a specific keyword in search engines
• AI Topic Volume & Traffic - evaluating the popularity of topics in the AI search engine platforms
• Keyword Search Intent - goals that users pursue when they makea request in a search engine

About the perks

• Unlimited PTO
• Hobby & team building budget allowance
• Employee Support Program
• Loss of family member financial aidEmployee Resource Groups

A little more about us

Semrush is the leading brand visibility platform, empowering marketers to command their online presence and create measurable impact.

Built on the industry's most expansive proprietary dataset…

We have built something people are proud to be part of. And the awards agree: GreatPlacetoWork, DEIWorkplace, Diversity Champion Award, InternationalInclusionAward, MostWomenFriendlyEmployers, BestPlaceforWorkingParents. Allthanksto1700+employees…Thecompanywasfoundedin2008…theheadquarteredinBostonMAwithaglobalpresenceacrossNorthAmerica,EuropeandAsia.

About our Diversity, Equity, and Inclusion commitments

Semrushis an equalopportunityemployer.Weacommittedtoensurethateveryoneasenseofbelonging-inWedonotdiscriminateby ensuring?

Ready to be a part of this mission? Join us!