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.
HQ: Amsterdam, Netherlands • Machine Learning • Data & Analytics • Data Collection • LLM & Generative AI • Artificial Intelligence • 51-200 employees • Est. 2014
Remote (Europe, United States) • Freelance
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.
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
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.
HQ: Naples, United States • Quality Assurance • Data Engineering • Data & Analytics • Web Development • IT Consulting • IT Outsourcing • Information Technology • Software • Est. 1995
Senior • 5+ years exp • Remote (Poland, Romania, Serbia, Armenia, Azerbaijan) • Senior • English
SQL
DevOps
AWS
Analytics
ETL/ELT
≈ $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
≈ $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
Tryolabs is a specialized AI and machine learning solutions company that helps companies create business value by partnering with them through their AI journey.
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
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.
HQ: San Francisco, United States • Blockchain & Crypto • Est. 2013
≈ $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
≈ $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
Founded in 2015 and headquartered in Warsaw, Poland, Onwelo is a global technology consulting and software development company specializing in custom IT solutions for enterprise clients. The company delivers services across cloud transformation, AI and data analytics, cybersecurity, intelligent automation (RPA), quality assurance, and managed IT services.
HQ: Warsaw, Poland • Artificial Intelligence • Software • Information Technology • Est. 2015
≈ $89k – $196k per year (Estimated) • Senior • Remote (Poland) • Full-Time • Senior • Polish: C1
SQL
AI/ML
LightGBM
LLM
Scikit-learn
XGBoost
≈ $60k – $97k per year (Estimated) • Remote (Poland) • Full-Time • Polish: C1
$70k – $86k per year • Remote (Poland) • Full-Time • Polish: C1
Assembly
SQL
Databases
MS SQL
Oracle
PostgreSQL
DevOps
Ansible
CI/CD
Terraform
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.
HQ: London, United Kingdom • Gaming • Sports • iGaming & Gambling • Sports Betting • Est. 2013
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
≈ $65k – $160k per year (Estimated) • Junior • 2+ years exp • Remote (Europe, Asia) • Junior
Python
SQL
AI/ML
Spark
Recommender Systems
DevOps
AWS
Azure
GCP
InPost is a leading European logistics company and out-of-home delivery provider best known for its extensive network of Automated Parcel Machines (APMs) and pick-up/drop-off points. The company offers last-mile parcel delivery, courier services, and efficient returns handling tailored for major e-commerce merchants and individual shoppers. By combining modern automated infrastructure with a mobile application, it delivers a convenient, flexible, and eco-friendly alternative to traditional door-to-door delivery.
HQ: Kraków, Poland • Transportation & Logistics • Delivery • Courier Services • 5000+ employees • Est. 2017
≈ $68k – $98k per year (Estimated) • Senior • 3+ years exp • Kraków • Remote (Poland) • Full-Time • Senior
Python
SQL
Python
pySpark
Databases
Databricks
Snowflake
AI/ML
Kedro
Spark
NumPy
Pandas
PyTorch
Scikit-learn
TensorFlow
DevOps
AWS
CI/CD
GCP
Azure
≈ $63k – $101k per year (Estimated) • Warsaw • Remote (Poland) • Full-Time • Polish: C1
Python
SQL
Databases
Databricks
Cybersecurity
GDPR
Analytics
Power BI
≈ $63k – $101k per year (Estimated) • Warsaw • Remote (Poland) • Full-Time • Senior • Polish: C1
Python
SQL
JavaScript
Databases
Databricks
AI/ML
ChatGPT
Claude
Copilot
Spark
Frontend
Parcel
DevOps
GitHub
Cybersecurity
GDPR
Analytics
Power BI
The Codest is an international software development agency and IT staff augmentation provider specializing in custom web engineering, cloud infrastructure, and digital transformation. Headquartered in Warsaw, Poland, the firm supplies specialized tech talent and cross-functional software teams to scale product engineering for European and global enterprises.
HQ: Warsaw, Poland • IT Outsourcing • Information Technology • Software
$64k – $84k per year • Senior • 5+ years exp • Remote (Poland) • Associate's Degree • Senior
Java
Kotlin
Python
Scala
SQL
Python
pySpark
Databases
Google BigQuery
AI/ML
Hadoop
Spark
DevOps
CI/CD
Docker
GCP
Google Cloud Run
Opsgenie
Terraform
Management
Slack
$81k – $97k per year • Senior • Remote (Poland) • Associate's Degree • Senior
Python
SQL
Databases
Google BigQuery
AI/ML
NumPy
Pandas
PyTorch
TensorFlow
Vertex AI
DevOps
CI/CD
Docker
GCP
$64k – $81k per year • Middle • 3+ years exp • Warsaw • Remote (Poland) • Full-Time • Middle
Python
SQL
Databases
Google BigQuery
LookML
AI/ML
Airflow
dbt
DevOps
GCP
Git
GitHub
ODAIA is developing cutting-edge predictive analytics AI platforms to facilitate improved health journeys by enhancing interactions with healthcare providers and the pharma industry.
Pharmaceuticals • Health Care • Artificial Intelligence • Est. 2018
≈ $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
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.
HQ: Lviv, Ukraine • HQ: Valletta, Malta • Data & Analytics • Artificial Intelligence • Software • 1001-5000 employees • Est. 2002
$76k – $96k per year • Lead • 5+ years exp • Kraków • Remote (Poland) • Bachelor's Degree • Staff
Python
AI/ML
MLFlow
PyTorch
DevOps
Amazon EC2
AWS
Grafana
Amazon S3
$72k – $84k per year • Senior • 4+ years exp • Kraków • Remote (Europe) • Bachelor's Degree • Senior
Python
SQL
Databases
SAP HANA
Snowflake
DevOps
Azure
GCP
Cybersecurity
GDPR
$90k – $96k per year • Senior • 5+ years exp • Kraków • Remote (Poland) • Full-Time • Senior
Python
SQL
Databases
Google BigQuery
PostgreSQL
AI/ML
Claude
Claude Code
Copilot
DevOps
AWS
GCP
GitHub
Management
Linear
Notion
Slack
Craftware is a Polish IT consulting firm and Salesforce Platinum Partner that specializes in designing, implementing, and supporting custom enterprise software and CRM solutions. As part of the ORSAY Group, the company helps businesses accelerate digital transformation across sales, marketing, and customer service departments. By combining deep expertise in the Salesforce ecosystem with custom software engineering and QA services, it enables mid-to-large enterprises to optimize their business processes and customer engagement models.
HQ: Warsaw, Poland • Sales & Marketing • Software • Customer Relationship Management (CRM)
$118k – $140k per year • Staff+ • Warsaw • Remote (Poland) • Bachelor's Degree • Full-Time • Architect
Databricks
ElasticSearch
Snowflake
Microsoft Fabric
AI/ML
AI Agents
Knowledge Graph
Model Context Protocol
GraphRAG
Frontend
GraphQL
DevOps
Git
AWS
Azure
CI/CD
GitHub Actions
GitHub
Cybersecurity
GDPR
Management
UiPath
Marketing
Salesforce
$76k – $86k per year • Warsaw • Remote (Poland) • Full-Time
Databricks
DevOps
AWS
Analytics
ETL/ELT
Management
UiPath
Marketing
Salesforce
$96k – $108k per year • Senior • Warsaw • Remote (Poland) • Senior • Polish: C1
SQL
Python
Python
pySpark
Databases
Databricks
Microsoft Fabric
AI/ML
Spark
Analytics
Power BI
ETL/ELT
Management
UiPath
Marketing
Salesforce
Software Mind is a global custom software engineering and digital transformation consultancy. Headquartered in Kraków, Poland, the company operates nearshore and offshore delivery centers across Europe, North America, and Latin America. It provides end-to-end software development, cross-functional engineering teams, and technology consulting to scale-ups, unicorns, and enterprise clients worldwide.
HQ: Kraków, Poland • IT Outsourcing • Information Technology • Software • 5000+ employees
≈ $63k – $102k per year (Estimated) • Warsaw • Remote (Poland) • Full-Time • Senior
Python
SQL
Databases
Apache Kafka
Databricks
PostgreSQL
DevOps
Azure
Azure AKS
Bicep
CI/CD
Kubernetes
Terraform
≈ $67k – $97k per year (Estimated) • Senior • Kraków • Remote (Poland) • Full-Time • Senior
Python
SQL
Python
pySpark
Databases
Databricks
AI/ML
Spark
DevOps
Azure
Bicep
CI/CD
Kubernetes
Terraform
Analytics
ETL/ELT
≈ $50k – $89k per year (Estimated) • Middle • 3+ years exp • Warsaw • Remote (Poland) • Full-Time • Senior • Polish
Python
SQL
AI/ML
Great Expectations
Frontend
GraphQL
DevOps
AWS
CI/CD
Rest API
GitHub
Analytics
ETL/ELT
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.
HQ: London, United Kingdom • Commerce • E-commerce Platforms • Information Technology • IT Consulting • Est. 1993
≈ $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
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.
HQ: Los Angeles, United States • Health Care • Wellness • Software • Mobile App Development
Remote (EU, Ukraine) • Full-Time
Python
Ruby
SQL
Databases
ClickHouse
Google BigQuery
AI/ML
dbt
Dagster
DevOps
CI/CD
Grafana
Prometheus
Analytics
ETL/ELT
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
Sigma Software Group is a global software engineering and IT consulting company founded in 2002. Part of the Swedish IT consultancy group Sigma AB (owned by Danir AB) since 2006, the company combines Nordic management practices with Eastern European software engineering talent.
HQ: Stockholm, Sweden • HQ: Kharkiv, Ukraine • Information Technology • IT Outsourcing • IT Consulting • Software • Est. 2002
≈ $68k – $99k per year (Estimated) • Senior • 5+ years exp • Warsaw • Remote (Poland) • Full-Time • Senior
Python
SQL
Python
pySpark
Databases
Apache Kafka
Databricks
Snowflake
AI/ML
Airflow
dbt
LLM
MLFlow
RAG
Spark
AI Agents
Feature Store
DevOps
AWS
Azure
CI/CD
GCP
Terraform
Analytics
ETL/ELT
≈ $68k – $98k per year (Estimated) • Senior • Warsaw • Remote (Poland) • Full-Time • Senior
Python
SQL
Python
pySpark
Databases
Amazon Redshift
Apache Kafka
Databricks
Snowflake
AI/ML
Spark
DevOps
Azure
Docker
Kubernetes
Terraform
Analytics
ETL/ELT
≈ $67k – $98k per year (Estimated) • Senior • 5+ years exp • Warsaw • Remote (Poland) • Full-Time • Senior
Python
SQL
Python
pySpark
Databases
Databricks
Delta Lake
Google BigQuery
AI/ML
Airflow
Spark
DevOps
AWS
Azure
CI/CD
GCP
Analytics
ETL/ELT
RTB House is a global advertising technology company that provides a demand-side platform (DSP) powered entirely by proprietary deep learning algorithms. The company specializes in personalized retargeting, brand advertising, and full-funnel performance marketing for e-commerce and enterprise advertisers across global markets. By leveraging advanced AI to analyze user behavior in real time, RTB House delivers highly tailored display, video, and programmatic ad campaigns to optimize conversion rates and ROI.
Warsaw • Dubai • São Paulo • Milan • Prague • Artificial Intelligence • Sales & Marketing • Advertising • 51-200 employees • Est. 2010
≈ $94k – $136k per year (Estimated) • Senior • 5+ years exp • Remote (Poland) • Senior
JavaScript
Python
Scala
TypeScript
Databases
Google BigQuery
AI/ML
NumPy
Pandas
PyTorch
DevOps
GCP
GitHub
$113k – $152k per year • Senior • 5+ years exp • Warsaw • Remote (Poland) • Full-Time • Senior
JavaScript
Python
Scala
TypeScript
Databases
Google BigQuery
AI/ML
NumPy
Pandas
PyTorch
DevOps
GCP
GitHub
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.
Bengaluru • Vadodara • Hyderabad • Mumbai • Chennai • Science & Engineering • Artificial Intelligence • 1001-5000 employees • Est. 2022
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
Fabrity is a software software house and IT consultancy that specializes in designing, building, and modernizing custom enterprise applications for European organizations. The company offers end-to-end digital transformation services, including cloud migration, software development, process automation, and user experience design across highly regulated sectors like finance, insurance, and manufacturing. By combining technical expertise with deep industry knowledge, it helps businesses streamline operations and build scalable digital products tailored to their specific needs.
HQ: Warsaw, Poland • Artificial Intelligence • Software • Information Technology • Est. 2007
$54k – $76k per year • Warsaw • Remote (Poland) • Polish: C1
Python
SQL
Databases
MinIO
MS SQL
PostgreSQL
AI/ML
Airflow
Spark
Analytics
ETL/ELT
$76k – $96k per year • Warsaw • Remote (Poland) • Internship • Polish: C1
SQL
C#
C#
.NET
Analytics
Power BI
ETL/ELT
Management
ServiceNow
$96k – $108k per year • Lead • Warsaw • Remote (Poland) • Internship • Architect • Polish: C1
SQL
Databases
Databricks
DevOps
Azure
CI/CD
Management
ServiceNow
HCLTech is a major Indian multinational information technology (IT) services and consulting company headquartered in Noida, Uttar Pradesh. Spun off from the original HCL Group in 1991, it ranks as one of India's largest technology companies alongside firms like TCS, Infosys, and Wipro.
HQ: Noida, India • Artificial Intelligence • Cloud Computing • Information Technology
≈ $67k – $97k per year (Estimated) • Senior • 8+ years exp • Kraków • Remote (Poland) • Bachelor's Degree • Full-Time • Senior
Python
SQL
Python
pySpark
Databases
Databricks
Delta Lake
AI/ML
Spark
DevOps
Azure
CI/CD
Azure DevOps
Configuration Management
Analytics
ETL/ELT
