backend developer in fintech

Life at Bir develops financial services and products supported by backend services, streaming analytics, and real-time customer behavior data flows.

• Develop, improve, and support new and existing RESTful services;
• Document REST APIs with Swagger;
• Support the Streaming Analytics platform, launch and support new projects, and improve existing projects;
• Build, support, and improve real-time customer behavior data flows;
• Develop backend services and APIs and provide technical support;
• Collaborate closely with the Tech Lead and team members to deliver high-quality software;
• Write clean, efficient, and well-tested code according to best practices;
• Optimize backend application performance and ensure reliability;
• Ensure effective data management and database migrations;
• Apply and follow best practices in coding, testing, and deployment;
• Investigate and resolve production issues and provide technical support to ensure system stability.

• At least 2–3+ years of experience as a Java developer;
• Experience with Java 8 and later versions;
• Strong understanding of OOP, Design Patterns, and Microservice Architecture Patterns;
• Experience with RESTful services and Spring Boot;
• Experience with CI/CD processes;
• Experience with RDBMS databases, including Oracle and PostgreSQL;
• Fluent Azerbaijani;
• Basic Linux knowledge;
• Experience with web servers, including Apache Tomcat;
• Knowledge of Docker and Kubernetes;
• Experience with message brokers, including Apache Kafka and RabbitMQ;
• Nice to have: good English language skills.

• Office role in Baku, Azerbaijan.