Data Scientist Jobs in Cluj-Napoca

Data Scientist jobs in Cluj-Napoca hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $44,912/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

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Toloka AI

toloka.ai
Toloka is a data company founded in 2014 and headquartered in Amsterdam that supplies human-generated training, fine-tuning and evaluation data for artificial intelligence systems. It began as a large-scale crowdsourcing platform and has repositioned around expert work, combining domain specialists, machine learning tooling and quality control pipelines to produce reasoning traces, preference rankings and agentic task data. Operating within the Nebius group and backed by Bezos Expeditions since 2025, the company serves frontier model laboratories and enterprises building their own systems.
toloka.ai • HQ: Amsterdam, Netherlands • Machine Learning • Data & Analytics • Data Collection • LLM & Generative AI • Artificial Intelligence • 51-200 employees • Est. 2014
HQ: Amsterdam, Netherlands • Machine Learning • Data & Analytics • Data Collection • LLM & Generative AI • Artificial Intelligence • 51-200 employees • Est. 2014
Verified live · 2 hours ago 6 days ago

Freelance AI Data Consultant

Remote (Europe, United States) • Freelance
Anthropic
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HostPapa

hostpapa.com
HostPapa is a Canadian hosting company founded in 2006 and headquartered in Burlington, Ontario. It provides domains, web hosting and cloud services to small businesses. The company serves customers in dozens of countries.
hostpapa.com • HQ: Burlington, Canada • Content Creation • Web Hosting • Internet Services • 51-200 employees • Est. 2006
HQ: Burlington, Canada • Content Creation • Web Hosting • Internet Services • 51-200 employees • Est. 2006
$93k – $205k per year (Estimated) • Senior • Remote (EU, Europe) • Senior • English: B2
Python
Databases
Apache Kafka
NATS
PostgreSQL
Trino
AI/ML
Flink
RAG
Anthropic
Model Context Protocol
OpenAI
DevOps
AWS
Azure
Docker
GCP
Kubernetes
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Intetics

intetics.com
Intetics is a global software engineering and IT outsourcing company headquartered in Naples, Florida, and founded in 1995. The company builds distributed development teams and delivers custom software, data processing, quality assurance, geographic information systems, and digital transformation services under its Remote In-Sourcing model. It operates delivery centers across Eastern Europe and Latin America, serving clients in healthcare, logistics, finance, and the public sector.
intetics.com • HQ: Naples, United States • Quality Assurance • Data Engineering • Data & Analytics • Web Development • IT Consulting • IT Outsourcing • Information Technology • Software • Est. 1995
HQ: Naples, United States • Quality Assurance • Data Engineering • Data & Analytics • Web Development • IT Consulting • IT Outsourcing • Information Technology • Software • Est. 1995
Verified live · 1 day ago 5 days ago

Senior Data Warehouse / OLAP Engineer

Senior • 5+ years exp • Remote (Poland, Romania, Serbia, Armenia, Azerbaijan) • Senior • English
SQL
DevOps
AWS
Analytics
ETL/ELT
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Verified live · 1 day ago 1 month ago

1104 | Senior Data Engineer (Databricks)

$67k – $97k per year (Estimated) • Senior • 4+ years exp • Remote (United Kingdom, Poland, Romania, Serbia, Spain) • Senior
Python
SQL
Python
pySpark
Databases
Databricks
Delta Lake
PostgreSQL
MS SQL
AI/ML
Spark
Feast
Feature Store
DevOps
AWS
Azure
CI/CD
SLI/SLO/SLA
Analytics
ETL/ELT
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Verified live · 1 day ago 1 month ago

Senior Data Engineer - Databricks

$67k – $97k per year (Estimated) • Senior • 4+ years exp • Remote (Germany, United Kingdom, Poland, Romania, Spain) • Senior
Python
SQL
Python
pySpark
Databases
Databricks
Delta Lake
PostgreSQL
MS SQL
AI/ML
Spark
Feast
Feature Store
DevOps
AWS
Azure
CI/CD
SLI/SLO/SLA
Analytics
ETL/ELT
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tryolabs

tryolabs.com
Tryolabs is a specialized AI and machine learning solutions company that helps companies create business value by partnering with them through their AI journey.
tryolabs.com • Data & Analytics • Machine Learning • Artificial Intelligence • Est. 2009
Data & Analytics • Machine Learning • Artificial Intelligence • Est. 2009
$93k – $205k per year (Estimated) • Senior • Remote • Full-Time • Senior
Python
SQL
AI/ML
Time Series Forecasting
Analytics
A/B Testing
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Blockchain Capital

blockchaincapital.com
Blockchain Capital is one of the earliest dedicated digital asset venture firms, founded in 2013 in San Francisco. It has invested across many funds in exchanges, infrastructure, decentralised finance and consumer applications. The firm was also a pioneer of tokenised fund structures, issuing a security token to represent limited partner interests.
blockchaincapital.com • HQ: San Francisco, United States • Blockchain & Crypto • Est. 2013
HQ: San Francisco, United States • Blockchain & Crypto • Est. 2013
Verified live · 3 hours ago 5 days ago

Senior Database Administrator - Core Infrastructure

$68k – $176k per year (Estimated) • Senior • Remote (EU, Europe, United Arab Emirates, South Africa) • Full-Time • Senior
Python
Rust
Databases
MariaDB
MySQL
DevOps
CI/CD
GitOps
HAProxy
Kubernetes
Terraform
ArgoCD
GitHub Actions
GitLab CI
GitHub
GitLab
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Open 102 daysVerified live · 3 hours ago 3 months ago

Senior Database Administrator

$80k – $147k per year (Estimated) • Senior • 5+ years exp • Remote (United Kingdom, Argentina, Brazil, Bulgaria, Canada) • Full-Time • Senior
Python
Rust
Databases
Milvus
OpenSearch
pgvector
PostgreSQL
Qdrant
Weaviate
AI/ML
Embeddings
Hybrid Search
Recommender Systems
DevOps
CI/CD
GitOps
HAProxy
Kubernetes
Terraform
Vector
ArgoCD
GitHub Actions
GitLab CI
GitHub
GitLab
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SportyBet

sportybet.com
SportyBet is an international sports betting, gaming, and digital entertainment platform owned by Sporty Group. Founded by Sudeep Ramnani in 2013, the platform is a market-leading sports betting operator in Africa - with operations across Nigeria, Ghana, Kenya, Zambia, Tanzania, and Uganda - and has expanded internationally into markets like Brazil.
sportybet.com • HQ: London, United Kingdom • Gaming • Sports • iGaming & Gambling • Sports Betting • Est. 2013
HQ: London, United Kingdom • Gaming • Sports • iGaming & Gambling • Sports Betting • Est. 2013
Verified live · 7 hours ago 5 months ago

Database Reliability Engineer

Middle • 4+ years exp • Remote (LATAM, Europe) • Middle
Go
Python
Databases
MongoDB
MySQL
Amazon Aurora
Amazon DocumentDB
Amazon Redshift
ElasticSearch
PostgreSQL
RabbitMQ
DevOps
Ansible
ArgoCD
AWS
CI/CD
Helm
Jenkins
Kubernetes
SLI/SLO/SLA
Terraform
GitHub
Alertmanager
Grafana
Loki
Prometheus
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Verified live · 7 hours ago 2 months ago

Data Scientist (Europe, Asia)

$65k – $160k per year (Estimated) • Junior • 2+ years exp • Remote (Europe, Asia) • Junior
Python
SQL
AI/ML
Spark
Recommender Systems
DevOps
AWS
Azure
GCP
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Odaia

odaia.ai
ODAIA is developing cutting-edge predictive analytics AI platforms to facilitate improved health journeys by enhancing interactions with healthcare providers and the pharma industry.
odaia.ai • Pharmaceuticals • Health Care • Artificial Intelligence • Est. 2018
Pharmaceuticals • Health Care • Artificial Intelligence • Est. 2018
Verified live · 8 hours ago 10 days ago

Data Engineer - Odaia Intelligence Inc.

$76k – $170k per year (Estimated) • Equity • Middle • 3+ years exp • Remote • Middle
Python
SQL
Databases
DynamoDB
Snowflake
AI/ML
Claude
Dagster
Together AI
AI Agents
DevOps
AWS
AWS Lambda
CI/CD
Amazon ECS
Amazon S3
API Gateway
Analytics
ETL/ELT
Marketing
Salesforce
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Bosch

bosch.com
Bosch is a leading global supplier of technology and services, operating across mobility solutions, industrial technology, consumer goods, and energy and building technology. Headquartered in Germany, the enterprise is renowned for its innovations in Internet of Things (IoT) software, automotive components, power tools, and household appliances.
bosch.com • HQ: Gerlingen, Germany • Consumer Electronics • Artificial Intelligence • Hardware • Home Appliances • Automotive Manufacturing • Manufacturing • Consumer Goods • 5000+ employees
HQ: Gerlingen, Germany • Consumer Electronics • Artificial Intelligence • Hardware • Home Appliances • Automotive Manufacturing • Manufacturing • Consumer Goods • 5000+ employees
Verified live · 2 hours ago 10 days ago

Data Scientist for (e-)Mobility Cloud Solutions

Remote/Hybrid (Cluj-Napoca, Romania) • Bachelor's Degree • Full-Time • Middle
Python
SQL
Python
pySpark
Databases
Databricks
Oracle
AI/ML
Computer Vision
Spark
Multimodal AI
Time Series Forecasting
DevOps
Azure
Git
Analytics
ETL/ELT
Management
Jira
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Verified live · 2 hours ago 1 month ago

Data Engineer Consultant

Senior • 5+ years expTimișoara • Remote (Romania) • Relocation • Bachelor's Degree • Full-Time • Middle • German (Optional) • English: B2
SQL
Python
Databases
Databricks
AI/ML
dbt
Spark
DevOps
CI/CD
Git
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Valtech

valtech.com
Valtech is a global digital transformation company that combines technology, creativity, data, and strategy to help organizations grow and innovate. It delivers services in experience design, enterprise transformation, commerce, marketing, data, and artificial intelligence. Valtech works with clients across industries such as retail, finance, manufacturing, mobility, healthcare, luxury, and travel.
valtech.com • HQ: London, United Kingdom • Commerce • E-commerce Platforms • Information Technology • IT Consulting • Est. 1993
HQ: London, United Kingdom • Commerce • E-commerce Platforms • Information Technology • IT Consulting • Est. 1993
Verified live · 2 hours ago 25 days ago

Data Scientist Google ADK

$91k – $230k per year (Estimated) • Remote (AMER, Europe) • Internship
Python
SQL
Databases
Apache Kafka
Databricks
ElasticSearch
Google BigQuery
AI/ML
Google ADK
Hadoop
Spark
DevOps
AWS
Azure
GCP
Analytics
ETL/ELT
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Ruby Labs

rubylabs.com
Ruby Labs is a self-funded technology company that develops subscription-based digital consumer products across the health, wellness, education, and entertainment sectors. Leveraging an engineering-led architecture and proprietary data analytics, the firm builds scalable mobile applications designed to reach tens of millions of active global users. Operating with a remote-first, data-driven approach, the company focuses on creating high-impact consumer apps backed by internal marketing automation and custom payment infrastructures.
rubylabs.com • HQ: Los Angeles, United States • Health Care • Wellness • Software • Mobile App Development
HQ: Los Angeles, United States • Health Care • Wellness • Software • Mobile App Development
Verified live · 4 hours ago 11 days ago

Data Analytics Engineer

Remote (EU, Ukraine) • Full-Time
Python
Ruby
SQL
Databases
ClickHouse
Google BigQuery
AI/ML
dbt
Dagster
DevOps
CI/CD
Grafana
Prometheus
Analytics
ETL/ELT
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Verified live · 4 hours ago 23 days ago

Data Engineer (Marketing Systems)

Remote (EU, Bosnia and Herzegovina, Kazakhstan, Montenegro, Serbia) • Full-Time
JavaScript
Python
Ruby
SQL
Databases
ClickHouse
Google BigQuery
AI/ML
dbt
DevOps
CI/CD
GCP
Git
Marketing
Google Ads
Meta Ads
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Endava

endava.com
Endava is a global provider of digital transformation, agile software engineering, and technology consulting services. Headquartered in London, the company specializes in helping businesses across payments, financial services, healthcare, retail, and telecommunications modernize their digital architecture and product capabilities. Operating nearshore delivery centers across Europe, North America, Latin America, and Asia-Pacific, it partners with enterprises to build scalable, high-performance software solutions.
endava.com • HQ: London, United Kingdom • Information Technology • IT Consulting • Software • 1001-5000 employees • Est. 2000
HQ: London, United Kingdom • Information Technology • IT Consulting • Software • 1001-5000 employees • Est. 2000
Verified live · 1 day ago 12 days ago

Senior Data Engineer (GCP)

Senior • 5+ years expRemote/Hybrid (Cluj-Napoca, Romania) • Full-Time • Senior
Java
Python
Scala
SQL
AI/ML
dbt
DevOps
CI/CD
GCP
Analytics
ETL/ELT
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Verified live · 1 day ago 19 days ago

Senior Data Specialist (Oracle)

Senior • Remote/Hybrid (Cluj-Napoca, Romania) • Full-Time • Senior
Python
SQL
Databases
Oracle
AI/ML
Scikit-learn
DevOps
Docker
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Verified live · 1 day ago 1 month ago

Senior Data Engineer (Microsoft Fabric)

Senior • Remote/Hybrid (Cluj-Napoca, Romania) • Full-Time • Senior
Python
Databases
Microsoft Fabric
DevOps
Azure
Analytics
ETL/ELT
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Ascendion

ascendion.com
Ascendion is a software engineering solutions company that offers engineering, cloud, data, experience design, and talent solution capabilities to accelerate the digital transformation of its 2000+ global clients.
ascendion.com • Bengaluru • Vadodara • Hyderabad • Mumbai • Chennai • Science & Engineering • Artificial Intelligence • 1001-5000 employees • Est. 2022
Bengaluru • Vadodara • Hyderabad • Mumbai • Chennai • Science & Engineering • Artificial Intelligence • 1001-5000 employees • Est. 2022
Verified live · 2 hours ago 3 months ago

Data Engineer with Python

Remote (APAC, Europe, North America)
Python
SQL
Python
pySpark
Databases
Amazon Redshift
Google BigQuery
MongoDB
AI/ML
AI Agents
NumPy
Pandas
Spark
Mobile
JUnit
DevOps
Azure
CI/CD
Git
Amazon S3
QA
Pytest
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N-iX

n-ix.com
N-iX is a global software development and IT consulting company founded in Lviv, Ukraine, in 2002. The firm partners with enterprise clients, mid-sized businesses, and tech startups to deliver custom software engineering, cloud transformation, AI and data analytics, and embedded systems solutions. Operating across multiple delivery hubs in Europe and the Americas, it focuses on helping organizations scale their engineering capabilities and accelerate digital transformation.
n-ix.com • HQ: Lviv, Ukraine • HQ: Valletta, Malta • Data & Analytics • Artificial Intelligence • Software • 1001-5000 employees • Est. 2002
HQ: Lviv, Ukraine • HQ: Valletta, Malta • Data & Analytics • Artificial Intelligence • Software • 1001-5000 employees • Est. 2002
$72k – $84k per year • Senior • 4+ years expKraków • Remote (Europe) • Bachelor's Degree • Senior
Python
SQL
Databases
SAP HANA
Snowflake
DevOps
Azure
GCP
Cybersecurity
GDPR
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Nansen

nansen.ai
Nansen is a blockchain analytics company founded in 2019 and headquartered in Singapore. It labels hundreds of millions of wallet addresses so that users can follow the activity of funds, market makers and prominent traders across chains. The platform is used for token research, portfolio tracking and monitoring flows into and out of protocols.
nansen.ai • HQ: Singapore • Est. 2019
HQ: Singapore • Est. 2019
19 days ago

Senior Data Engineer

$71k – $182k per year (Estimated) • Senior • Remote (Europe, Singapore) • Visa sponsorship • Senior
Python
SQL
Databases
ClickHouse
PostgreSQL
AI/ML
Claude
Claude Code
Cursor
dbt
Web3
Nansen
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Cast AI

cast.ai
CAST AI is an AI-driven cloud automation and Kubernetes cost optimization platform built to help enterprises manage, scale, and secure their cloud infrastructure. Founded in 2019 and headquartered in Miami, Florida, the company automates cloud operations across major hyper-scalers including Amazon Web Services (AWS), Google Cloud Platform (GCP), and Microsoft Azure.
cast.ai • HQ: Miami, United States • Information Technology • Virtualization • DevOps
HQ: Miami, United States • Information Technology • Virtualization • DevOps
Open 382 daysVerified live · 13 min ago 1 year ago

Senior Data Scientist

Equity • Senior • 5+ years exp • Remote (EU) • Internship • Senior
SQL
Databases
ClickHouse
Google BigQuery
Snowflake
AI/ML
Hugging Face
Time Series Forecasting
Feast
MLFlow
DevOps
Akamai
Kubernetes
AWS
Azure
GCP
Apply
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Docplanner

docplanner.com
Docplanner is a healthcare technology company headquartered in Amsterdam, Netherlands, and founded in 2012. It provides a digital platform for patients to find and book medical appointments while offering healthcare professionals practice management software, online marketing tools, and patient communication systems. The company operates in 13 countries across Europe and Latin America, including Poland, Spain, Italy, and Brazil, serving over 100 million monthly patients through brands such as Doctoralia and ZnanyLekarz.
docplanner.com • HQ: Amsterdam, Netherlands • Customer Relationship Management (CRM) • Business Process Automation (BPA) • Software • Online Directories & Classifieds • Internet Services • Health Care • Digital Health • 201-500 employees • Est. 2012
HQ: Amsterdam, Netherlands • Customer Relationship Management (CRM) • Business Process Automation (BPA) • Software • Online Directories & Classifieds • Internet Services • Health Care • Digital Health • 201-500 employees • Est. 2012
BarcelonaAmsterdamWarsaw • Remote (Europe) • Freelance • Spanish: C2
NLP
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Neurons Lab

neurons-lab.com
Neurons Lab helps financial institutions move from AI-curious to AI-enabled. We deliver AI training programs and custom AI agents designed for regulated environments — from pilot to production, at scale.
neurons-lab.com • Madrid • AI Agents • Financial Services • Artificial Intelligence • 501-1000 employees • Est. 2019
Madrid • AI Agents • Financial Services • Artificial Intelligence • 501-1000 employees • Est. 2019
Verified live · 6 hours ago 1 month ago

Data Engineer (UA/RU Language speaking)

$52k – $92k per year (Estimated) • Middle • 4+ years exp • Remote (Hungary, Poland, Romania, Spain) • Full-Time • Middle
Python
SQL
Databases
OpenSearch
pgvector
Pinecone
PostgreSQL
AI/ML
Composio
LLM
RAG
Unstructured.io
Model Context Protocol
DevOps
AWS
GCP
AWS Step Functions
Cybersecurity
GDPR
Management
Google Workspace
Slack
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Novanta

novanta.com
Novanta supplies photonics, vision and precision motion components to equipment manufacturers. Its lasers, encoders and imaging subsystems go into medical and advanced industrial machines. The company operates through a family of specialised engineering brands.
novanta.com • HQ: Bedford, United States • Information Technology • Data & Analytics • Health Care • 501-1000 employees • Est. 1968
HQ: Bedford, United States • Information Technology • Data & Analytics • Health Care • 501-1000 employees • Est. 1968
Verified live · 11 hours ago 1 month ago

Senior Data Engineer

$101k – $162k per year • Senior • 7+ years expUnited States • Remote (AMER, APAC, Europe) • Bachelor's Degree • Full-Time • Senior
Python
SQL
Databases
Amazon Redshift
Databricks
Google BigQuery
Snowflake
AI/ML
Dagster
dbt
Embeddings
LLM
RAG
AI Agents
Function Calling
DevOps
Azure
Azure DevOps
CI/CD
Git
GitHub Actions
GitLab CI
GitHub
GitLab
Analytics
Power BI
Apply
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3Pillar Global

3pillar.ai
3Pillar Global is an international digital product development firm that partners with tech-forward companies to build custom software, web applications, and mobile platforms. The company combines product strategy, engineering, and user experience design to turn client concepts into scalable, revenue-generating digital products. Operating with global delivery centers, it delivers full-lifecycle product development to clients across media, healthcare, finance, and consumer sectors.
3pillar.ai • HQ: Washington, United States • Software • Information Technology • Artificial Intelligence • 1001-5000 employees
HQ: Washington, United States • Software • Information Technology • Artificial Intelligence • 1001-5000 employees
Verified live · 5 hours ago 1 month ago

Senior Python Data Engineer

Senior • 5+ years exp • Remote (Romania) • Full-Time • Senior
Python
SQL
AI/ML
Jupyter Notebook
Streamlit
AI Agents
LLM
DevOps
AWS
Analytics
Tableau
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ComplyAdvantage

complyadvantage.com
ComplyAdvantage is a London company founded in 2014 that builds financial crime risk data and screening technology. It maintains a real time database of sanctions, watchlists and adverse media that banks and fintechs use to screen customers and transactions. The company applies machine learning to reduce the false positives that dominate traditional compliance alerts.
complyadvantage.com • HQ: London, United Kingdom • Fraud Detection • Financial Services • Artificial Intelligence • Est. 2014
HQ: London, United Kingdom • Fraud Detection • Financial Services • Artificial Intelligence • Est. 2014
Verified live · 6 hours ago 1 month ago

Junior Data Acquisition Specialist

$14k – $17k per year (gross) • Junior • In office (Cluj-Napoca, Romania) • Bachelor's Degree • Internship • Junior • English: C1
AI Agents
Management
Jira
Confluence
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Data Scientist Jobs in Cluj-Napoca
Frequently asked questions
How many Data Scientist jobs in Cluj-Napoca are available on Alion?
There are currently 10 active listings from 4 hiring companies on Alion, refreshed daily.
What salary do Data Scientist jobs in Cluj-Napoca pay?
The average salary is around $44,912 per year based on the current listings.
Are remote options available for Data Scientist jobs in Cluj-Napoca?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Data Scientist jobs in Cluj-Napoca?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.