Principal Backend Engineer (API, Java, Go, Rust)

1550 - 1750 PLN/ dzień./ dzień.B2BB2B (netto)

MidHybryda·KrakówFull-time·B2B

#479886·Dodano wczoraj·0

Źródło: nofluffjobs.com

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Tech Stack / Keywords

MicroservicesAPIData modellingJava Spring Boot Go RustJVMDocker KubernetesService meshKafka CI/CD DevOpsCloudAWS AzureIAMSplunk Grafana Prometheus SQLDegreeCloud Native

Podsumowanie oferty

Join a global engineering team building next-generation payment processing capabilities as part of a Future State Architecture programme. You’ll deliver backend and API-driven solutions for a reusable payment engine, primarily using Java and Spring Boot, with Go or Rust also mentioned.

Wymagania

15+ years of overall technology experience, including 10+ years in backend and microservices engineering.
Strong background in API architecture, design, and development, including documentation, gap analysis, and data modelling.
Expertise in Java and Spring Boot; experience in Go or Rust is beneficial.
Advanced understanding of distributed system design, JVM tuning, and performance diagnostics.
Hands-on knowledge of containerisation with Docker and Kubernetes, and service meshes.
In-depth experience with Kafka, including cluster setup, configuration, and producer/consumer development.
Familiarity with CI/CD, DevOps, and cloud delivery (AWS, Azure, or private cloud), including network, firewall, and IAM concepts.
Expertise in observability and monitoring with Splunk, Grafana, Prometheus, Jaeger, Kiali, and OpenTelemetry.
Strong SQL skills and understanding of distributed databases.
Degree in Computer Science, Engineering, or a related field.
Excellent communication, problem-solving, and stakeholder engagement skills in English.

Preferred Experience:

Background in financial applications, especially payments and core banking systems.
Ability to design technical solutions within large global organisations.
Experience mentoring and leading engineering teams across geographically distributed locations.
Interest in API-first architecture, DevSecOps, cloud-native engineering, and inner sourcing.

Obowiązki

Deliver enterprise-grade payment processing software, establishing technical standards and engineering excellence.
Build and maintain scalable microservices and API layers using Java (primary) and Go or Rust.
Deliver high-quality code artefacts with comprehensive test coverage, ensuring quality gates are met or exceeded.
Design for high availability, resilience, and performance, applying best practices in distributed system architecture.
Modernise payment components for cloud-native environments and guide transformation and migration strategies.
Set technical direction and development standards for global teams.
Advise on technical and business issues and influence design decisions and system roadmaps.
Partner with architecture, DevOps, and security teams to align design, CI/CD, and infrastructure automation pipelines.
Analyse and resolve architectural blockers so delivery progresses according to roadmap objectives.
Evaluate vendor technologies, define implementation standards, and develop cost-effective technical strategies.
Act as a subject-matter expert in APIs and payments within the programme.
Mentor and coach engineers.
Work with cross-functional teams to embed DevSecOps practices, automated testing, and observability.

Benefity

Access to training platforms and growth opportunities.
Health care, a Multisport card, and Warta insurance.
Laptop and essential software provided.

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