Upstream

Software Engineer, Java

Upstream

full-time

Posted on:

Location Type: Hybrid

Location: Gerakas • Greece

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Tech Stack

ElasticSearchHibernateJavaKafkaMavenMicroservicesNoSQLRabbitMQRDBMSRedisSpringSQL

About the role

  • Develop on high-volume, low-latency applications for mission-critical systems, delivering high-availability and performance.
  • Write well-designed, testable, efficient software modules.
  • Ensure designs comply with specifications and that specifications cover all needed aspects of the implementation.
  • Create/review design documentation and provide feedback on test plans.

Requirements

  • BSc/MSc in Computer Science, Software Engineering or equivalent.
  • 3+ years of full time professional experience in designing and developing applications using the Java ecosystem.
  • Solid background in Object Oriented Analysis and Design.
  • Experience with popular Java frameworks and technologies such as Spring Framework, JPA/Hibernate, JEE.
  • Good knowledge of SQL and RDBMS concepts.
  • Experience with HTTP APIs.
  • Basic understanding of concurrency concepts.
  • Working knowledge of Maven, Git and CI/CD principles.
  • Experience in asynchronous messaging technologies, such as RabbitMQ, Kafka will be extra appreciated.
  • Experience in horizontally scalable, distributed, microservices architectures will be extra appreciated.
  • Experience in NoSQL databases such as Redis, Elasticsearch will be extra appreciated.
  • Experience in caching technologies, such as Hazelcast, EhCache will be extra appreciated.
Benefits
  • We offer a competitive base salary and benefits, directly dependent on the candidate’s qualifications and skills.
  • The real excitement comes from working closely with a dynamic, smart, agile and highly motivated team in a competitive and fast paced environment.
  • Upstream is an equal opportunity employer. The Company does not discriminate on the basis of race, colour, creed, pregnancy, religion, gender, national origin, age, disability, marital, or any other legally protected status. The Company also makes reasonable accommodations for disabled employees. Finally, the Company prohibits the harassment of any individual based on their protected status. This policy applies to all areas of personnel actions including recruitment, hiring, training, promotion, compensation, benefits, transfer, and social and recreational programs.
Applicant Tracking System Keywords

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Hard Skills & Tools
JavaObject Oriented AnalysisObject Oriented DesignSpring FrameworkJPAHibernateJEESQLRDBMSConcurrency
Soft Skills
design documentationfeedback on test plans
Certifications
BSc in Computer ScienceMSc in Computer ScienceBSc in Software EngineeringMSc in Software Engineering