Senior Software Developer

Etraveli Group is a leading global flight technology provider, specializing in flight sales and offering flight content delivery and fintech products. We are here to solve complexity, by connecting millions of flights and travelers across the globe, from search and selection to trip and beyond. We partner with major global platforms such as Booking.com, Google Flights, Skyscanner, and Kayak, providing seamless flight booking and related services. Our B2B portfolio includes Precision, our specialist in travel fintech; Tripstack, our B2B Flights as a Service Provider and world leader in virtual interlining, serving as the gateway to Etraveli Group’s flight content and fulfillment services; Wenrix, the AI Infrastructure for profitable growth in air; and Flygresor.se, Sweden’s leading flight comparison site. We also operate our own online travel agency brands including Gotogate, Mytrip, and Flightnetwork. Every day we strive to make the world smaller for our customers and bigger for our people. Our diverse team of more than 3200 passionate professionals is what makes us the industry’s tech wonder and the best in the world at what we do. Major offices in Sweden (HQ), Greece, India, Canada, Israel, Poland, UK, and Uruguay. The Role Our work is driven by integration with a multitude of provider systems, ranging from traditional Global Distribution Systems (GDSs) like Sabre and Amadeus to Low-Cost Carriers (LCCs) and the New Distribution Capability (NDC). In essence, the Air Content domain is both vast and diverse, encompassing everything from customer searches on price comparison sites to the intricacies of pricing, booking, ticketing, and post-booking functionalities. We consider Air Content to be the engine that propels our business forward. As a Senior Java Developer in our Air Content team, you will be an integral part of a dynamic and forward-thinking group that powers the core of our business. You will have the opportunity to work on challenging projects, work closely with your teammates and partner teams across the company, and shape the future of our Air Content offerings. We are on a journey towards an agentic way of working, where AI coding agents are a natural part of how we build software, so curiosity about or experience with this is a real plus. If you're passionate about Java development, and thrive in a collaborative, innovative environment, this role is perfect for you. Key Responsibilities Design and build high-performance, scalable services at the heart of our flight search. Work closely with data scientists to bring data-driven and ML-based solutions into production. Optimize and improve the performance, reliability, and scalability of our Air Content systems. Troubleshoot and resolve complex technical issues related to our flight booking and management processes. Contribute to the integration efforts with a variety of provider systems, including GDSs, LCCs, and NDC. Ensure code quality and adherence to best practices, standards, and guidelines. Requirements Bachelor's degree in Computer Science or related field (or equivalent work experience). Proven experience as a Java Developer, with a strong grasp of Java. Familiarity with RESTful web services and API development. Experience building high-throughput, low-latency distributed systems. Comfortable with data-driven work, such as A/B testing and metrics. Exposure to ML is a plus. Experience owning technical design and mentoring other developers. Experience with integration technologies and protocols, including GDSs, LCCs, and NDC, is a plus. Strong problem-solving skills and the ability to work independently and collaboratively. Excellent communication skills to interact effectively with team members and stakeholders. Passion for the travel industry and a keen interest in keeping up with industry trends. Our stack Java, PostgreSQL, MySQL, Kafka, Docker, Kubernetes, Jenkins, Git, Atlassian tools, Linux, macOS, IntelliJ. Of course you don't have to be familiar