Senior Backend & Data Engineer w Kraków, Polska

Expected, Java, Python, Kubernetes, Google Cloud Platform, PostgreSQL, Spring Framework, Jenkins, Groovy, Saga, Lambda

Optional, Prometheus, Grafana, Docker, Terraform, Kafka, Vaadin, Apache Beam

Operating system, Windows

This is how we work, agile, scrum

Your responsibilities, Translate business requirements into secure, scalable, and high-performance solutions, ensuring compliance with data privacy, security, and regulatory standards., Integrate with internal systems, focusing on fast data processing and cost optimization., Design and document solution blueprints for market data ingestion patterns., Review and provide feedback on team members’ solutions., Assess and modernize existing data pipelines and microservices for improved efficiency., Collaborate with engineers, business analysts, and stakeholders to align solutions with business needs., Implement industry-standard logging, monitoring, error handling, and automated recovery., Promote automated unit and regression testing as part of a test-centric development approach.

6–8 years of software development experience., Strong proficiency in Java and backend application design., Practical experience with Python, particularly in AI tools, automation, and AI-based solutions., Hands-on DevOps experience with Kubernetes, GCP, and Terraform., Experience with Event-Driven Architecture and Apache Kafka., Expertise in ETL processes, data integration, and processing., Deep knowledge of PostgreSQL databases., Solid understanding of software design principles (KISS, SOLID, DRY)., Proficiency in Spring Boot Framework and its ecosystem., Experience designing and implementing high-performance data processing pipelines (preferably with Apache Beam)., Experience in designing and implementing REST APIs., Familiarity with relational and NoSQL databases (PostgreSQL, Bigtable)., Basic understanding of DevOps & CI/CD technologies (Jenkins, Groovy scripting)., Experience with integration frameworks and patterns (e.g., Saga, Lambda patterns)., Excellent communication, presentation, analytical, and problem-solving skills.

Optional, Experience with GCP services (GKE, Cloud SQL, DataFlow, BigTable)., Familiarity with OpenTelemetry (Prometheus, Grafana)., Experience with Kubernetes/Docker and Terraform., Knowledge of messaging/streaming systems (Kafka)., Experience with Vaadin or Apache Beam.

What we offer, Location – Kraków; work model – hybrid, Stable and long-term cooperation, Well-defined career path at the European leader in engineering & IT consulting, Opportunity to relocate and work in different ALTEN Polska branches, After completion of the project, opportunity to engage in a subsequent one within the company, Introduction and cooperation with dedicated Competences Manager, Access to professional certifications with our technology partners (e.g. Google, ISTQB), Access to relevant industry events, Access to the Knowledge Sharing Program, Access to Referral program

This is how we work on a project, Continuous Deployment, Continuous Integration, DevOps, issue tracking tools, integration tests, regression tests, testing environments

Benefits, life insurance, retirement pension plan, baby layette, employee referral program, Medicover medical care , Medicover dental care , Medicover Benefits platform , Medicover Sport card

NOTICE: We kindly inform you that we will contact the selected candidates.

ALTEN Polska, WHO ARE WE?, , WE ARE A WORLD LEADER IN ENGINEERING AND IT SERVICES., , At ALTEN, we see our specialists as architects – today’s designers of tomorrow’s world., As a leader in Engineering and IT Services, we support companies in their technological and sustainable transformation., , OVER 57,400 EMPLOYEES IN 30+ COUNTRIES, TO SUPPORT MORE THAN 6,500 CLIENTS WORLDWIDE., , We operate in all sectors: Aeronautics, Space, Defence, Security & Naval, Automotive, Rail & Mobility, Energy & Environment, Life Sciences & Health, Industrial Equipment & Electronics, Telecoms, Banking, Finance & Insurance, Retail, Services & Medias, Public Services & Government., , We carry out complex and highly technical projects throughout the value chain of the most prestigious companies worldwide., , Our motto: Building Tomorrow’s World Today!