Lead Data Engineer
New
F
FYSTFintech
Poland; Secondary Locations: Czech Republic, Bulgaria, Germany, Croatia, Austria, Estonia, Hungary, CyprusFull-TimeLead
Salary not disclosed
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Job Details
- Languages
- English (B2 level) and Russian (fluent)
- Experience
- 5+ years
- Required Skills
- AWSPostgreSQLPythonKafkaRabbitmqSnowflakeData engineeringgRPC
Requirements
- 5+ years in data engineering with end-to-end ownership of production pipelines.
- Hands-on experience with Snowflake, PostgreSQL CDC (Debezium preferred), and Kafka.
- Solid AWS experience (S3, RDS, Aurora, cloud data infrastructure).
- Strong data quality engineering mindset (monitoring, reconciliation, lineage).
- Ability to define data contracts and drive requirements with backend teams.
- Technical leadership experience with project ownership and cross-team alignment.
- Familiarity with gRPC, RabbitMQ, and reading Go/Python service code.
- English language skills at the B2 level.
- Fluent Russian language.
- Kubernetes, Airflow/Prefect/Dagster, and dbt are strong pluses.
- Payments domain knowledge (settlement, transactions, processor integrations) is a plus.
Responsibilities
- Design the target-state data architecture: Postgres CDC → Kafka → Snowflake → client-facing data products.
- Own tooling decisions across ingestion, orchestration, transformation, and quality layers.
- Implement CDC-based ingestion from PostgreSQL services using Debezium or equivalent.
- Build streaming and near-real-time pipelines with defined SLAs.
- Build a data quality control layer including checksums, reconciliation, schema validation, anomaly detection, and alerting.
- Define and enforce data contracts for core entities like transaction, merchant, settlement, and processing status.
- Build the external data delivery layer for financial settlement, transaction status, and client analytics.
- Design tenant separation and implement failure recovery mechanisms.
- Start hands-on while planning and growing the data engineering team.
- Develop a 3, 6, and 12-month pragmatic roadmap.
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