Job Title: Junior SQL Developer
Job Summary:
We are looking for a Junior SQL Developer to join our team and contribute to the development, optimization, and maintenance of database solutions. The ideal candidate should have hands-on experience with SQL, database design, query optimization, and data security. This role involves working closely with software developers, database administrators, and data analysts to support business applications and ensure efficient data management.
Key Responsibilities:
- Develop, test, and optimize SQL queries, stored procedures, views, and triggers
- Design and maintain efficient, normalized database structures
- Improve query performance, indexing strategies, and execution plans
- Assist in database performance tuning, troubleshooting, and debugging SQL queries
- Implement data security best practices, including role-based access control and encryption
- Support database integration with applications, APIs, and reporting tools
- Ensure data integrity, consistency, and redundancy management
- Assist in ETL (Extract, Transform, Load) processes and data migration tasks
- Document database architecture, relationships, and schema changes
- Stay updated with the latest SQL trends, database technologies, and best practices
Skills and Knowledge Required:
- Proficiency in SQL and relational databases (MySQL, PostgreSQL, Microsoft SQL Server, Oracle)
- Experience with query optimization, indexing, partitioning, and performance tuning
- Knowledge of stored procedures, triggers, user-defined functions, and views
- Familiarity with database administration tasks, backup, recovery, and replication strategies
- Understanding of database security measures (encryption, authentication, access control)
- Experience working with ETL processes and data transformation tools
- Basic knowledge of cloud-based database solutions (AWS RDS, Google Cloud SQL, Azure SQL)
- Familiarity with version control tools (Git, GitHub, GitLab)
- Basic understanding of data visualization tools (Power BI, Tableau) (optional)
- Strong problem-solving and analytical skills
Educational Qualifications:
- Bachelor’s degree in Computer Science, Information Technology, Data Science, or a related field
- Certifications in SQL, Database Development, or Cloud Databases are a plus
Experience:
- 1-2 years of hands-on experience in SQL development, database administration, or query optimization
- Experience working with real-world projects or commercial database applications
Key Focus Areas:
- SQL Query Development & Performance Optimization
- Database Design & Normalization
- Application & Database Integration
- Data Security & Access Control
Tools and Technologies:
- Database Systems: MySQL, PostgreSQL, Microsoft SQL Server, Oracle
- Query Languages: SQL, PL/SQL, T-SQL
- Database Management Tools: MySQL Workbench, pgAdmin, SQL Server Management Studio (SSMS), Oracle SQL Developer
- ETL & Data Pipeline Tools: Apache NiFi, Talend, Informatica (optional)
- Cloud Databases: AWS RDS, Google Cloud SQL, Azure SQL Database (optional)
- Version Control: Git, GitHub, GitLab
- Data Visualization: Power BI, Tableau, Looker (optional)
Other Requirements:
- Ability to analyze data requirements and optimize query performance
- Strong problem-solving and debugging skills
- Passion for efficient database management and security
- Willingness to learn and explore new SQL technologies and methodologies
- Ability to work independently and collaborate with development teams