Senior Database Developer

3 weeks ago

Hubli, Karnataka, India Estalvis Advisors Pvt. Ltd. Full time

Job Title: Senior Database Developer (MySQL & MS SQL)

Experience: 6–7 years

Location: Kolkata

Employment Type: Full-time

Job Summary

We are looking for an experienced Senior Database Developer with strong expertise in MySQL and MS SQL Server. The role involves database design, development, performance optimization, and administration in high-availability environments. The ideal candidate will have a solid foundation in SQL programming, database architecture, and data integration, along with the ability to collaborate with cross-functional teams.

Key Responsibilities

Database Design & Development

  • Design, develop, and implement scalable database schemas, tables, views, stored procedures, functions, and triggers.
  • Collaborate with application development teams to translate data requirements into efficient database designs.
  • Perform data modeling and create ER diagrams.

Performance Tuning & Optimization

  • Optimize complex SQL queries, stored procedures, and troubleshoot performance bottlenecks.
  • Implement indexing strategies and query optimization techniques.
  • Monitor database performance metrics and proactively resolve issues.

Database Administration & Maintenance

  • Manage backups, recovery, and disaster recovery plans for MySQL and MS SQL.
  • Ensure database security, access control, and data integrity.
  • Handle patching, upgrades, and migrations.
  • Troubleshoot and resolve database-related issues.

Data Integration & ETL

  • Develop and maintain ETL processes for system-to-system data integration.
  • Implement data warehousing solutions for reporting and analytics.

Mentorship & Collaboration

  • Provide technical guidance to junior developers.
  • Conduct code reviews and enforce best practices.
  • Collaborate effectively with cross-functional stakeholders.

Required Skills & Qualifications

  • Bachelor's degree in Computer Science, Information Technology, or related field.
  • 6–7 years of proven experience as a Database Developer (MySQL & MS SQL).
  • Expert-level SQL programming (T-SQL, PL/SQL).
  • Strong knowledge of database design, data modeling, and normalization.
  • Experience with performance tuning and large-scale database optimization.
  • Proficiency in administration tasks (backup, recovery, security, replication).
  • Hands-on experience with ETL tools and data integration.
  • Familiarity with version control (e.g., Git).
  • Strong analytical, problem-solving, and communication skills.

Preferred Qualifications

  • Experience with cloud database services (AWS RDS, Azure SQL Database).
  • Knowledge of additional databases (PostgreSQL, Oracle).

Experience with scripting languages (Python, PowerShell) for automation.

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