Junior/Mid Backend Engineer - Java



 Working at Infobip means being part of something truly global. With 75+ offices across six continents, we’re not just building technology — we’re shaping how more than 80% of the world connects and communicates. As employees, we take pride in contributing to the world’s largest and only full-stack cloud communication platform. But it’s not just what we do, it’s how we do it: with curiosity, passion, and a whole lot of collaboration.

We operate with an AI-first mindset, embedding intelligent tools into our daily workflows to work smarter and more efficiently. Every role here benefits from and contributes to this approach. If you're looking for meaningful work and challenges that grow you in a culture where people show up with purpose, this is your opportunity. Let’s build what’s next, together. 

 What this role is all about   Being a part of Infobip Engineering Powerhouse means working on an in-house developed product and delivering solutions on a global level.

As a Software Engineer, you will be dedicated to your microservices and deal with the challenges of large architecture that is scalable, balanced, sends over 500 million messages daily and helps our clients to grow their business. It's an opportunity to work in one of our requirement areas, so no matter if you are taking care that our infrastructure is set to place if you work on the collection and analysis of data traffic, if you are responsible for connectivity and security towards operators or if you are developing custom communication channels, you are an equally important part of the story.

What you'll do Develop, maintain, monitor, and troubleshoot Java and Kotlin backend services. Write well-designed, testable, maintainable, and scalable code following clean code principles. Take ownership of the code and services you work on, from development through monitoring and troubleshooting. Develop services responsible for producing, consuming, processing, and transferring data through Kafka.

Work with Kafka clusters, helping maintain their reliability, performance, and operational health. Work with Kafka Connect clusters, including source and sync connectors integrating Kafka with different data stores. Collaborate with other engineering and data teams to understand system dependencies and design reliable solutions. Participate in code reviews, testing, troubleshooting, and continuous improvement of the team's services and processes.

Work within an agile framework and actively participate in team practices such as planning, refinement, and retrospectives. Expand your knowledge of distributed systems, event-driven architecture, data integration, and backend engineering. Be part of the engineering community and contribute to sharing knowledge and improving engineering practices. What makes you a strong fit Experienced professional looking for a high growth challenge.

Good knowledge and understanding of object-oriented programming principles. Good understanding of data structures and algorithms. Good understanding of SQL and relational databases. Experience with or a strong understanding of RESTful services. Understanding of concurrent and multi-tier applications. Familiarity with software development best practices, including code reviews and automated testing.

Analytical mindset and willingness to troubleshoot complex technical problems. Interest in understanding how distributed systems work, not just how individual applications work. Willingness to learn and take ownership of systems and services. Nice to have qualifications Experience with Java, Kotlin, Spring, and Spring Boot. Practical experience with Apache Kafka or Kafka Connect. Understanding of databases like MS SQL Server or PostgreSQL.

Understanding of event-driven architecture and distributed systems. Experience with CI/CD tools such as Jenkins, Git, Maven, or similar. Experience with Docker and Kubernetes. Experience with monitoring, logging