lead java developer

Java, Message Brokers (MQ), Microservice Architecture Pattern, REST API, Spring, FinTech, KeyCloak, RabbitMQ

Ukraine, Poland

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Lead Java Developer

We are looking for a highly skilled Lead Java Developer to join our remote team.

You will work closely with senior members of the application team to design, implement, and deliver new features while maintaining strong design and high quality to deliver a complete, enterprise-class solution. You will be responsible for developing prototypes, high-level and detailed designs, Java implementation, automated tests, and performance and resilience tests. Additionally, you will assist with debugging and fixing customer issues, foster an environment of open communication, creative thinking, problem-solving, and cohesive team effort, and have experience working in an agile environment.

responsibilities

Collaborate closely with senior members of the application team to design, implement, and deliver new features
Develop prototypes, high-level and detailed designs, Java implementation, automated tests, and performance and resilience tests
Maintain a strong design and high quality to deliver a complete, enterprise-class solution
Assist with debugging and fixing customer issues
Foster an environment of open communication, creative thinking, problem-solving, and cohesive team effort
Have experience working in an agile environment

requirements

Minimum of 5 years of experience in Java development
Proven track record of leading and mentoring a team of engineers
Expertise in Core and Advanced Java, multi-threading, and frameworks such as Spring
Strong knowledge of Java 11+
Experience with OOP and data structures
Proficiency in Spring framework, particularly Inversion of control, Spring Data Access (JPA, JDBC, and Hibernate), Spring Security, Spring Boot 2.5+, Spring Cloud Contract
Competence in REST API development
Expertise in asynchronous messaging, particularly with RabbitMQ
Proficiency in Microservices, specifically modular monolith architecture
Experience with SQL databases, particularly PostgreSQL
Proven expertise in unit testing with JUnit 5
Excellent written and verbal communication skills in English (Upper-Intermediate level)