Java Developer

PROJECT INFORMATION:

Industry: banking

Location: Kraków, hybrid model (3-4 days/month)

We are currently looking for a Java Developer with cloud experience

Responsibilities:

• Ownership of entire code build and all technical aspects of the application/platform
• Preparation of a low-level design after understanding functional specifications
• Build skeleton project so that junior developers can scale it
• Implementation of given specifications as pervstandards
• Create small or technical tickets
• Release changes to production using CICD Jenkins pipeline
• Write Junit and automated test cases in the project
• Interaction with business analyst and product owner
• Coordinate with other application technical teams To be successful in this role, you should meet the following

Requirements:

• Prior experience of ETL application with large data volume (million rows)
• Development experience of more than 6+ years, banking transaction data experience is preferred
• Good knowledge of spark or equivalent technology
• Acute sense of data frame objects design and memory allocation techniques
• Design experience
• RDBMS, SQL, Unix Scripting, ETL experience
• Very good understanding of data base or file system write operations
• Prior experience of an application which exposes multiple interfaces
• Understand micros services architecture & API driven system
• Be able to design system considering UI and other external interfaces
• Good knowledge of Agile engineering practices e.g. Scrum, Kanban
• Understanding of Big data concept, Devops principles & Container technology
• Java 1.8+, Apache Spark 2.3 or 3.X
• Spring Boot (4+), reactive spring boot
• XML, XSLT, Junit 5 or equivalent
• Bit Bucket/ GitHub, Jenkins or similar for CI/CD

Good to have:

• Cloud implementation exp. Either GCP (preferred) or equivalent cloud provider
• Understanding of cluster deployment for spark applications