Senior Backend Engineer
Warsaw, Masovian Voivodeship, Poland
R
PLN 267K-402K (estimate) Senior-level Full Time
Tasks
- Build and optimize distributed data processing workflows using Apache Spark
- Build distributed data ingestion and ETL pipelines
- Contribute to cloud native infrastructure and deployment workflows
- Design RAG based architectures and semantic retrieval pipelines
- Design scalable AI backend systems for SysML environments
- Design scalable high performance APIs and backend services
- Develop LLM workflows for metadata extraction and semantic analysis
- Develop graph based knowledge representation and traceability analysis
- Implement AI agents and multi agent orchestration
- Improve reliability, scalability, observability, and performance
- Maintain technical documentation and engineering best practices
- Support deployments in secure air gapped or classified environments
Perks/Benefits
Skills/Tech-stack
API Development | Apache Spark | Cloud Native | Distributed Systems | ETL | Entity Resolution | Go | Graph Databases | Kubernetes | LLM | Observability | RAG | Rust | Scala | Semantic Search
Education
N/A
Roles
Related jobs
-
Lead Data Engineer (Platform) PLN 257K-384KAWS | Alerting | Apache Spark | Azure DevOps | CI/CDCareer advancement | Certification reimbursement | Growth framework | Internal workshops | International mobilitySenior-level Full TimePoland - Remote R1d ago
-
Data Engineer (Azure Databricks) PLN 191K-240KApache Spark | Azure Data | Azure Data Factory | Azure Databricks | Data FactoryHealth insurance | Mentorship | Professional development | Relocation program | Work from anywhereMid-level Full TimeWrocław, Lower Silesian Voivodeship, Poland R1d ago
-
Data Engineer (Azure Databricks) PLN 191K-240KApache Spark | Azure Data | Azure Data Factory | Azure Databricks | Azure DevOpsHealth insurance | Internal mobility | Internship opportunities | Mentorship | Professional developmentMid-level Full TimeŁódź, Łódź Voivodeship, Poland R1d ago
-
Data Engineer (Azure Databricks) PLN 191K-240KApache Spark | Azure Data | Azure Data Factory | Azure Databricks | CI/CDHealth insurance | Mentorship | Professional development programs | Relocation program | Remote workMid-level Full TimeKraków, Lesser Poland Voivodeship, Poland R1d ago
-
Data Engineer (Azure Databricks) PLN 191K-240KApache Spark | Azure Data | Azure Data Factory | Azure Databricks | Azure DevOpsCertification programs | Health insurance | Inclusive multicultural team | Internal mobility | Mentorship programsMid-level Full TimeWarsaw, Masovian Voivodeship, Poland R1d ago
-
[C3T] CDP Data Engineer (100% remote) PLN 220K-370KAWS | Amazon Kinesis | Apache Airflow | Apache Flink | Apache KafkaFlexible employment | Internal and external training | Language classes | Multisport card | Private healthcare and insuranceSenior-level Full TimeWarsaw, Masovian Voivodeship, Poland R1d ago
-
Analytics Engineer | Mid | Infrastructure DA team PLN 216K-276KAPI Integration | Apache Airflow | BigQuery | DBT | Data ModelingCompany events and team building | Flexible schedule | Free psychologist consultations | Gym memberships | Health insuranceMid-level Full TimeWarsaw R1d ago
-
Senior Data Engineer PLN 18K-25KApache Airflow | Apache Beam | Apache Kafka | Apache Spark | CI/CDBicycle parking | Cafeteria plan | Conference rooms | English classes | Ergonomic chairsSenior-level Full TimeWarszawa, PL, 00-841 R1d ago
-
Senior Data Engineer PLN 18K-25KApache Beam | Apache Kafka | Apache Spark | CI/CD | Cloud DataflowAdditional day off for volunteering | Annual bonus | Bicycle parking | Cafeteria benefits | English classesSenior-level Full TimeWarszawa, PL, 00-841 R1d ago
-
Sagemaker DevOps Engineer - Europe PLN 264K-384KAmazon SageMaker | Amazon Web Services | CI/CD | Docker | JenkinsRemote workSenior-level Contract Full Timewarsaw, Poland - Remote R2d ago
-
Lead ML Engineer PLN 300K-420KContainerization | Data Engineering | Deep learning | Distributed Systems | DockerFlexible working hours | Fully remote | Remote work with distributed teamSenior-level Contract Full TimeKraków, Lesser Poland Voivodeship, Poland - … R4d ago
-
Senior Data Engineer PLN 249K-275KAWS S3 | Amazon Web Services | Apache Airflow | Apache Spark | DatabricksCareer growth budget | Dental coverage | Family forming support | Fertility healthcare support | Group life insuranceSenior-level Full TimeWarsaw R4d ago
-
Senior MLOps Engineer - Anti-Fraud & Compliance Platform PLN 199K-276KAWS | Amazon SageMaker | Amazon SageMaker Pipelines | Apache Airflow | Argo CDConferences | English lessons | Remote work flexibility | Seminars | Top-tier hardwareSenior-level Full TimeWarsaw R4d ago
-
Senior Data Engineer PLN 257K-385KAmazon Redshift | Apache Airflow | Capacity Planning | Cost Optimization | DBTHybrid work flexibilitySenior-level Full TimePoland - Krakow - Office R4d ago
-
Lead Agentic AI Engineer PLN 268K-408KAPIs | AWS | AWS QuickSight | Agent systems | Agentic AIConference budget | Health insurance | MacBook Pro | Permanent contract | Remote workSenior-level Full TimeRemote Poland, Poland R5d ago
-
Machine Learning & Game Tech Architect PLN 444K-610KAPI Design | C# | C++ | Game Engine | GoAnnual cancer screenings | Cafeteria benefits | Childcare support | Health and wellness benefits | Life insuranceSenior-level Full TimeWarsaw, Masovian Voivodeship, Poland R7d ago
-
Autonomous Agents | Data Pipelines | Deep learning | Evaluation metrics | Fine TuningInclusive environment | Internal mobility | Learning and development opportunities | Remote-friendly culture | Work/life balance focusSenior-level Full TimePoland, REMOTE, Poland R8d ago
-
Agent systems | Agentic Workflows | Autonomous Agents | Data Pipelines | Deep learningCareer growth opportunities | Remote-friendly culture | Work-life balanceSenior-level Full TimePoland, REMOTE, Poland R8d ago
-
Jr. Data Engineer PLN 98K-144KADLS Gen2 | Agile | Avro | Azure Data | Azure Data FactoryFlexible schedule | Hybrid work option | Remote work up to three days per weekEntry-level Full TimePoznań, PL, 61-569 R8d ago
-
Sr. Principal Data Engineer PLN 206K-275KAzure | CI/CD | Cassandra | DBT | DatabricksDiversity, equity, and inclusion focus | Hybrid work schedule | Remote work option up to three days per week | Training and developmentSenior-level Full TimePoznań, PL, 61-569 R8d ago
-
Senior / Principal Data Engineer PLN 206K-275KAzure | CI/CD | Cassandra | DBT | DatabricksRemote Work Hybrid ScheduleSenior-level Full TimePoznań, PL, 61-569 R8d ago
-
Senior Machine Learning Engineer (Speech Synthesis) EUR 100K-100KData Processing | Diffusion Models | Distributed Training | Docker | Experiment trackingContinuous learning | Remote workSenior-level Full TimeDublin; Amsterdam; Krakow R14d ago
-
Staff AI Engineer (m/f/n) PLN 300K-402KAPI Development | AWS | Apache Kafka | Azure | CI/CD100 percent remote option | Career development opportunities | International cross functional environment | Involvement in technology monitoring and decisions | Training opportunitiesSenior-level Full TimeWarszawa, Województwo mazowieckie, Poland R14d ago
-
Sr. Data Engineer (AI Platform - Poland) PLN 246K-400KAWS Batch | AWS DMS | AWS Lambda | AWS S3 | AirflowHybrid work | Paid time off | Remote workSenior-level Full TimePoland (Remote) R14d ago
-
AI Engineer - Freelancer PLN 204K-247KAI SDK | Anthropic API | Azure AI | Embeddings | JavaScriptB2B contract | Part time or full time availabilityMid-level FreelanceWrocław, Lower Silesian Voivodeship, Poland - … R14d ago