SQL Developer

HORIZON GLOBAL SERVICES PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A technology solutions provider in Singapore is seeking a skilled SQL Developer to design and optimize database systems and data workflows. The ideal candidate will have a Bachelor's degree in Computer Science and at least 3 years of experience, with strong SQL scripting and ETL development skills. Join us to collaborate with cross-functional teams and ensure seamless data integration.

Qualifications

• Minimum 3–5 years of experience as SQL Developer or Database Developer.
• Strong expertise in ETL/ELT development.
• Proficiency in complex SQL scripting and database objects.

Responsibilities

• Design and maintain ETL/ELT data pipelines.
• Optimize SQL queries and database objects.
• Conduct database performance tuning.

Skills

ETL Development

SQL Scripting

Database Performance Tuning

Analytical Skills

Communication Skills

Education

Bachelor’s degree in Computer Science or related field

Tools

AWS RDS

Azure SQL

Power BI

Job description

Eligibility: Only Singapore Citizens or Permanent Residents (SPR)

Job Overview:

We are seeking a skilled and motivated SQL Developer to join our team. The ideal candidate will be responsible for designing, developing, and optimizing database systems and data integration workflows. You will work closely with cross‑functional teams to ensure seamless data flow and high system performance.

Key Responsibilities:

• Design, develop, and maintain ETL/ELT data pipelines and data integration workflows.
• Develop and optimize SQL queries, stored procedures, and database objects for performance and scalability.
• Conduct database performance tuning, indexing, and query optimization.
• Implement and maintain data extraction, transformation, and loading (ETL) processes.
• Collaborate with data engineers, analysts, and application teams to ensure data accuracy and efficiency.
• Perform data validation, cleansing, and transformation as required.
• Troubleshoot and resolve database‑related issues and performance bottlenecks.
• Maintain comprehensive technical documentation and data flow diagrams.

Required Skills & Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Proven experience as an SQL Developer or Database Developer (minimum 3–5 years preferred).
• Strong expertise in ETL/ELT development and data integration workflows.
• Proficiency in complex SQL scripting, stored procedures, triggers, and functions.
• Experience in database performance tuning and optimization techniques.
• Familiarity with data warehouse concepts and data modeling is an advantage.
• Strong problem‑solving, analytical, and communication skills.

Preferred Qualifications:

• Experience with cloud databases (e.g., AWS RDS, Azure SQL, GCP BigQuery).
• Knowledge of data visualization tools (e.g., Power BI, Tableau) is a plus.
• Exposure to Python or Shell scripting for data automation is desirable.