Java Performance Engineer

Infoplus Technologies · IT Consulting & Digital Transformation · IT Outsourcing & Dedicated Teams · Java · SQL · 8 hours ago
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Salary
$74k – $80k per year
Location
Hybrid (Kraków, Poland)
Visa
Sponsors visas in United Kingdom; no register of this country names it
Employment
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First seen by Alion on Nov 9, 2026.

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Infoplus Technologies

Infoplus Technologies is an information technology services company that provides engineers and consultants for data, cloud, cybersecurity and enterprise application projects. Its listings include GCP data engineers, CyberArk engineers, network engineers, Oracle procurement cloud specialists and Salesforce architects. The company is based in Kraków, Poland.
infoplustech.com · HQ: Kraków, Poland · IT Outsourcing & Dedicated Teams · IT Consulting & Digital Transformation
Tech stack of Infoplus Technologies

Key Skills Required:

  • Strong expertise in Java 17/21 and Spring Boot.

  • Extensive experience in Microservices and Batch Processing.

  • Strong SQL Server / Azure SQL performance tuning.

  • Hands-on experience with Apache Storm, Kafka Streams or Flink.

  • Experience with REST APIs, distributed systems and production troubleshooting.

  • Banking / Financial Services experience is preferred.

Good to Have:

  • DB2 and Mainframe Migration.

  • Azure Kubernetes Service (AKS) and Helm.

  • Nexus IQ / SCA tools.

  • Wealth Management / Portfolio Performance experience.

🎯 Looking for highly experienced Java professionals with strong performance engineering and problem-solving skills.

📩 Interested candidates can share their updated CV via DM.

Tech stack

  • Java 17/21
  • Spring Boot
  • Azure SQL / SQL Server Performance Tuning
  • Apache storm / kafka streams / Flink
  • Microservices architecture
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