Senior Backend Developer (Java, Spring Boot)

About SerdaoSerdao is a French tech company with delivery teams in Vietnam and Europe. We support international clients across multiple industries on complex and long term software and IT projects, combining European standards with local agility. Project ContextYou will join a fintech project with strong requirements in performance, security, and reliability. The product is business critical and serves international clients at scale. You will work closely with frontend, DevOps, QA, and product teams in an agile environment. Position DetailsRole: Senior Backend Developer Java Start date: ASAP Engagement: Long term Shift overlap: Required availability from 5:00 PM to o 2:00 AM Vietnam time (minimum 8 hours of work)Language: English is mandatory Key ResponsibilitiesDesign, develop, and maintain backend services using Java Work with Micronaut and Spring Boot based architectures Build and maintain scalable and secure APIs Integrate and manage relational databases such as MySQL and Oracle Collaborate with frontend, DevOps, and QA teams Participate in code reviews and contribute to technical decisions Monitor and troubleshoot applications using logging and monitoring tools