Middle Java Engineer

N-iX is looking for a talented Middle Java Engineer to join our team! Our client is one of Europe's fastest-growing mobile companies with 4.5  million active customers, 1,000 employees worldwide, and operations in five countries. The client is using the mobile virtual network operator business model.
 
Responsibilities:

• Back-End development of product components, adopting industry Best Practices.
• Work in a cross functional team with developers, testers and production support. Cooperate with BI developers, business and systems analysts, and solution architects.
• Confidently communicate in a multinational environment, communication is in English.
• Design, build, and maintain performant, efficient, reusable, and reliable code.
• Translate business logic into code and automate business processes.
• Perform code reviews, write unit tests.
• Troubleshooting, problem-solving and root-cause analysis to streamline project development.

Requirements:

• 3+ years of commercial Java development experience.
• Experience with well-known Open Source frameworks/libraries, like Spring Boot.
• Experience with microservices.
• Experience with AWS (ECS, Lambda, SQS, RDS, Kinesis streams).
• Familiar with iterative development.
• Solid understanding of communication and network protocols (TCP/IP, HTTP).
• Strong analytical and debugging skills.
• Strong knowledge of SQL.
• REST API design.
• Strong software design fundamentals (SOLID, OOP, OOD etc.).
• Being result-oriented, ability to get things done.
• Good communication skills in English, verbal and written.
• Ukrainian language Advanced or higher.

Would be a plus:

• Practical experience with scaling applications to big user numbers.
• Experience with other programming languages.
• Async programming, Third party integration.
• Good skills with Unix/Linux.
• Work experience with Docker.
• Experience with Terraform.
• Familiar with noSQL databases (DynamoDB, Redis).