Senior Data Consultant (Java)
GFT Technologies SE · Krakow, Lesser Poland Voivodeship, Poland · PLN 260K–PLN 333K/yr
IT Services and IT Consulting · 10,001+ employees
About the role
Design and develop scalable cloud-based risk data platforms and high-performance data processing pipelines. Build Java and Spring Boot microservices while collaborating with stakeholders to translate business requirements into technical solutions.
What they look for
Requirements
Requires strong proficiency in Java, Spring Boot, and experience designing REST APIs and data pipelines. Knowledge of relational and NoSQL databases, DevOps practices, and CI/CD tools like Jenkins is essential.
Full description
Type of contract: B2B contract
Salary range: 125 - 160 PLN/H
What will you do?
Join a team building a strategic cloud-based risk data platform that delivers large-scale market data processing and analytics capabilities. You will work on modern data processing pipelines, microservices, and integration solutions, helping to design scalable and high-performance systems that handle both real-time and batch workloads. The role combines software engineering, data engineering, and cloud technologies in a collaborative and innovation-driven environment.
Your tasks
- Translate business requirements into secure, scalable, and high-performance solutions
- Design and develop data processing pipelines for large-scale data workloads
- Build and maintain Java and Spring Boot based microservices
- Design and implement REST APIs
- Integrate internal systems with a focus on performance and cost optimization
- Develop solution blueprints for market data ingestion patterns
- Review solutions created by other team members
- Assess and improve existing data pipelines and microservices
- Collaborate with engineers, business analysts, and stakeholders Implement industry-standard logging, monitoring, and error-handling practices
- Support automated recovery mechanisms and operational excellence
- Promote automated unit and regression testing practices
Requirements
- Strong knowledge of Java Experience with Spring Boot and its ecosystem
- Knowledge of software design principles including KISS, SOLID and DRY
- Experience designing and implementing data processing pipelines
- Experience designing and implementing REST APIs
- Knowledge of relational databases
- Knowledge of NoSQL databases
- Experience with PostgreSQL or similar databases
- Understanding of DevOps and CI/CD practices
- Experience with Jenkins Basic knowledge of Groovy scripting
- Knowledge of integration frameworks and patterns
- Openness to work hybrid from our client's office (Kraków) 8 days a month
Nice to have
- Experience with Google Cloud Platform (GKE, Cloud SQL, Dataflow, Bigtable)
- Experience with containerization, orchestration and Infrastructure as Code technologies (Docker, Kubernetes, Terraform)
- Experience with monitoring, observability and messaging solutions (Prometheus, Grafana, OpenTelemetry, Kafka)
- Knowledge of Apache Beam or Vaadin
