Java & SQL Data Migration Engineer (MariaDB)

IoTalents Pte. Ltd.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

IoTalents Pte. Ltd. in Singapore is seeking a Java / SQL Developer to support a data migration project for a corporate banking client. You will migrate databases to MariaDB, convert stored procedures, tune SQL performance, and build Java applications.

Key tasks include developing Spring Boot services and REST APIs, building Spring Batch jobs, validating data, and producing technical documentation. Immediate availability is preferred.

Qualifications

• 6+ years of hands-on Java development experience.
• Strong Java, Spring Boot, Spring Batch and REST API skills.
• Proficiency in MariaDB / SQL, including stored procedures and tuning.
• Experience with data or database migration projects.
• Excellent analytical and problem-solving abilities.

Responsibilities

• Migrate data and database objects to MariaDB.
• Develop, convert, and optimise stored procedures.
• Tune SQL for improved query and batch performance.
• Develop Spring Boot services and REST APIs.
• Build and maintain Spring Batch jobs for data processing.
• Support data validation and reconciliation for high-volume data.
• Participate in testing, defect resolution, and cutover activities.
• Prepare and maintain technical documentation.

Skills

Java

Spring Boot

Spring Batch

REST APIs

MariaDB / SQL

Job description

IoTalents Pte. Ltd. in Singapore is seeking a Java / SQL Developer to support a data migration project for a corporate banking client. You will migrate databases to MariaDB, convert stored procedures, tune SQL performance, and build Java applications.

Key tasks include developing Spring Boot services and REST APIs, building Spring Batch jobs, validating data, and producing technical documentation. Immediate availability is preferred.