Senior Java Backend Engineer (Spring Boot, Kafka)

Responsibilities:

• Design, develop, implement and maintain Java application
• Write high quality, maintainable code using TDD and DDD
• Translating user stories into working solution
• Design and implement RESTful APIs
• Design and implement microservice architecture within the given domain
• Work with the distributed team in multiple time zones
• Actively participate in Scrum technologies

Requirements:

Technical Qualifications:

• Minimum 5+ years of relevant experience in programming.
• Java/Kotlin (Kotlin strongly preferred), SpringBoot, JPA, Kafka, Rest APIs.
• Hands on experience with various Java Web technologies and frameworks Spring (Security, MVC, SpringBoot) JPA, REST API, Maven, Junit test, Mockito, Kafka.
• Good practical knowledge of design of RDBMS and SQL
• Understanding of Agile methodologies

Specific Qualifications

• Excellent communication and written skill.Be able to work in a team
• Understanding of financial instruments
• Be able to adapt, willingness to learn

Essential Skillset

• Automated unit and integration testing. (jUnit, mockito etc.)
• Gradle
• Recursions, depth/breadth-first search. Data structures - dictionary, list, set
• Control-flow statements - switch, for, do-while. Microservice architecture
• Basic database fundamental. Joins, indexes, foreign keys, primary keys
• Relational DB, NoSQL, graph DB. ACID properties
• Basic system design. Protocols & standards (OpenAPI, avro, protobuf)
• Understanding of SOLID principles. Event driven architecture
• Design architecture (DNS, load balancers). Basic dev-ops / infra fundamentals
• Messaging queues, Docker/Compose. Kubernetes ( basic knowledge on pods, configmap, deployments)
• Git (GitHub), CI/CD, Sonar.
• Basic security fundamentals
• SSL/MTLS, private key, a/symmetric keys, hashing, signatures, oauth

Nice to have

• Contract testing (PACT/Spring Cloud contract)
• Cloud (AWS)
• Log management tools. (Splunk, SumoLogic, ELK)