Senior Full Stack Engineer (Java + React, backend heavy) - Remote Vietnam

Description: Join Aperia Solutions, a fast-growing FinTech and managed consultancy building B2B accounts payable and payments platforms. Work in a mid-size, distributed team across the full stack, focusing on backend-heavy development with Java and React. Requirements: Minimum 6 years of hands-on experience with Java and Spring Boot (MVC and/or WebFlux). Strong experience with React, REST APIs, relational databases (MySQL/PostgreSQL), and AWS services. Knowledge of OAuth2/Spring Security, JWT, and testing frameworks (JUnit, Mockito). Familiarity with messaging systems and event-driven architecture. Bachelor's Degree in Computer Science or related field (or equivalent experience). Benefits: Competitive salary package with full salary during probation and complete social insurance coverage. Premium health insurance for you and your family. Generous leave policies including 15 days annual leave and 6 weeks paternity leave. Monthly childcare support and opportunities to join various clubs for an active lifestyle.