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Prestigious position at one of the world’s largest banks
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Stable, long-term projects
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Competitive salary with a B2B contract
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Hybrid work (6 days per month from the office in Cracow)
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Private healthcare and multisport card
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Personal growth and development opportunities with the possibility to rotate between projects
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Design and build APIs and microservices for the new payment engine
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Create architectural artefacts (low-level designs, data models, gap analysis)
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Ensure high availability, resilience, and performance, including JVM tuning
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Modernise the existing payment estate and drive cloud adoption
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Work with the DevOps team on CI/CD and infrastructure automation
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Provide technical guidance and mentoring to the team
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8+ years of experience with Java and as an API Engineer
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5+ years in microservices-based back-end development (Spring Boot, caching, middleware, security/authentication)
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Hands-on experience with Kafka, Docker, Kubernetes, and service mesh
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Experience with monitoring and observability tools (e.g. Splunk, Grafana, Prometheus, Jaeger, OpenTelemetry)
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Cloud experience: VPC, firewalls, IAM, sizing and costing
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Solid knowledge of Linux, networking, and load balancing
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Excellent English
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A degree in Computer Science, Engineering, or a related field
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