Software Developer (Java / SQL Developer )

CLPS GLOBAL INFOTECH PTE. LTD.; Singapore; On-site; SGD 90,000 - 170,000; Full time

Job summary

CLPS GLOBAL INFOTECH PTE. LTD. is seeking a capable Java developer to migrate data to MariaDB, build and optimize stored procedures, and enhance Spring Boot services and REST APIs.

You will work on data processing with Spring Batch, assist with data validation for large-scale records, and contribute to testing, defect resolution, and cutover activities, while preparing technical docs. Applicants should have hands-on Java development experience with strong Spring Boot/Spring Batch and REST API

Qualifications

• Hands-on Java development experience.
• Strong experience with Spring Boot, Spring Batch, and REST API.
• Strong MariaDB/SQL skills, including stored procedures and SQL tuning.
• Experience in data migration or database migration projects.
• Good analytical and problem-solving skills.

Responsibilities

• Migrate data and database objects to MariaDB.
• Develop, convert, and optimize stored procedures.
• Perform SQL tuning to improve query and batch performance.
• Develop and enhance Spring Boot services and REST APIs.
• Build and maintain Spring Batch jobs for data processing.
• Support data validation and reconciliation (corporate data volume approx. 250k–300k records).
• Participate in testing, defect fixing, and cutover activities.
• Prepare technical documentation.

Skills

Java development

Spring Boot

Spring Batch

REST API

MariaDB/SQL

Stored procedures

SQL tuning

Data migration

Data validation

Testing

Documentation

Job description

• Migrate data and database objects to MariaDB.
• Develop, convert, and optimize stored procedures.
• Perform SQL tuning to improve query and batch performance.
• Develop and enhance Spring Boot services and REST APIs.
• Build and maintain Spring Batch jobs for data processing.
• Support data validation and reconciliation (corporate data volume approx. 250k–300k records).
• Participate in testing, defect fixing, and cutover activities.
• Prepare technical documentation.
• Must have hands-on Java development experience.
• Strong experience with Spring Boot, Spring Batch, and REST API.
• Strong MariaDB/SQL skills, including stored procedures and SQL tuning.
• Experience in data migration or database migration projects.
• Good analytical and problem-solving skills.