Application Performance Expert Engineer

Stanowisko: Application Performance Expert Engineer

Miejsce pracy: Warszawa, Gdańsk

Data dodania: 18.09.2023

DCG is a modern technology company, gathering in its ranks IT related professionals. Due to the continuous development and the large number of recruitment projects that we carry out for our Partners, we are looking for a person for the position:

Application Performance Expert Engineer


  • Identify and drive strategic technology initiatives to improve system performance, working with the broader architecture teams, product managers and engineers
  • Design and advocate solutions to evaluate and improve performance, scalability, reliability, etc of the Temenos T24 application, database and Infrastructure
  • Proactively identifying performance, scalability and reliability issues and recommend solutions to resolve them
  • Diagnoses, tracks, and manages performance issues in both production and non-production environments to resolution
  • Provide technical recommendations for system performance measurement and analysis and profiling/troubleshooting techniques and the subsequent development of these capabilities with the appropriate teams.
  • Determine optimal sizing of infrastructure components for cost optimisation (application and database)
  • Collaborating with other technology experts to determine optimum configurations
  • Supporting production go-live activities



  • Solution architecture experience with complex enterprise applications implementing a large number of interfaces of different patterns
  • Extensive software engineering experience on business critical systems at scale
  • Solid understanding of common integration patterns, including OSB, MQ, Microservices, etc.
  • Proven experience in performance engineering including performance, scalability analysis and optimisation
  • Experience with Oracle Databases and ideally those on Exadata infrastructure
  • Expert level experience with monitoring and analysis tooling such as AppDynamics, Dynatrace, Splunk and Grafana, etc.
  • Previous experience as a Performance Architect, Performance Engineer or Non Functional Test Engineer
  • Fluent in English
  • Experience with optimising JVM configuration for performance
  • Experience with Application Server Troubleshooting including thread locks, memory leaks, GC tuning etc
  • Demonstrated knowledge and understanding the impacts of locking, caching and I/O on software performance
  • Ability to facilitate and arbitrate technical discussions and to make challenging calls or recommendations
  • Experience optimising cloud hosted applications
  • Performance test tooling (jMeter, LoadRunner, etc.) and test execution esperience
  • Java development and the ability to troubleshooting Java code experience



  • Private medical care
  • Co-financing for the sport card
  • Training & learning opportunities
  • Constant support of dedicated consultant
  • Team-building events organized by DCG
  • Employee referral program

Przed wyslaniem CV/dokumentów aplikacyjnych, uprzejmie prosimy kandydatów o zapoznanie się z klauzulą informacyjną.

Po zapoznaniu się z klauzulą informacyjną podaną przez Administratora Danych dobrowolnie wyrażam zgodę na przetwarzanie przez Ogłoszeniodawcę moich danych osobowych, zawartych w mojej ofercie pracy, dla potrzeb procesu tej rekrutacji oraz dla realizacji przyszłych projektów rekrutacyjnych.

Agencja doradztwa personalnego (nr licencji 4642)

Dane spółki: Diverse CG Sp. z o.o. Sp.k., ul. Towarowa 28, 00-839 Warszawa                                                     

REGON: 141316780

NIP: 5222877930

KRS: 0000733458

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