Full Stack Engineer

Quess Selection & Services

📍 singapore, singapore, Singapore

Full-time Banking,Investment Banking,IT Services and IT Consulting Posted June 07, 2026

Job Description

Salary up to SGD 9500 (depending on overall skills and experience)

Minimum 8 yrs of experience.

The experience highlighted in bold is mandatory


Expert-level backend knowledge with junior-to-mid-level frontend capabilities


Required Backend Technical Skills

· Strong proficiency in Java (Java 21 ) with deep understanding of core concepts, coupled with expert-level Spring Boot framework knowledge (MVC, Data, Security, Cloud).

· Strong understanding of modulith/microservices patterns and best practices,

alongside experience with relational databases (e.g., MariaDB , PostgreSQL) and SQL optimization.

· Strong knowledge of RESTful API design principles and experience with message queues (Kafka, IBM MQ, etc.).

· Proven expertise in unit testing and integration testing (JUnit, Mockito, Karate), and a str...