Backend Engineer (Java/Spring Boot) - Platform & API Modernization
Flexton Inc.
About the Role: We are looking for Platform Engineer to help modernize and rebuild a legacy internal platform into scalable, cloud-native services. You will design and develop robust APIs and backend systems that efficiently expose and manage existing data, enabling modern internal tools and improving developer productivity. Required Skills: Engineering Degree in Computer Science with 7+ years of experience in backend development. Strong expertise in Java, Spring Boot, and Microservices architecture. Experience with legacy system modernization or platform engineering. Experience building RESTful APIs (GraphQL is a plus). Solid understanding of distributed systems and system design. Hands-on experience with relational databases. Familiarity with cloud platforms (GCP preferred) and containerization (Kubernetes). Experience with authentication/authorization mechanisms (OAuth 2.0). Nice to Have: Experience with GraphQL APIs Exposure to Kotlin and C#. Familiarity with event-driven architectures (Kafka, messaging systems)
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