APPSIXER · 6 hours ago
SQL Database Developer (Performance Tuning Specialist)
Plano, TX
Contract
Hybrid
Senior Level, Lead/Staff
8+ years expAPPSIXER is seeking a highly skilled SQL Database Developer with deep expertise in database performance tuning. The ideal candidate will design, develop, and maintain complex SQL database solutions to support enterprise applications while optimizing SQL workloads for high availability and performance.
Information Technology & Services
Responsibilities
Design, develop, and maintain complex SQL database solutions to support enterprise applications
Perform end-to-end performance tuning at: Application level (queries, stored procedures, indexing) Platform level (database configuration, resource utilization)
Analyze and optimize slow-running queries, execution plans, and database bottlenecks
Collaborate closely with application development, infrastructure, and architecture teams
Support production systems, troubleshoot performance issues, and provide root-cause analysis
Implement best practices for database design, security, scalability, and reliability
Participate in database upgrades, migrations, and capacity planning
Ensure compliance with enterprise standards, security policies, and audit requirements
Qualification
Required
Strong hands-on experience as a SQL Database Developer
Expert-level knowledge of SQL performance tuning
Expert-level knowledge of query optimization and indexing strategies
Expert-level knowledge of stored procedures, functions, and triggers
Proven experience tuning databases at both application and platform levels
Experience working with high-volume, mission-critical systems
Strong problem-solving and analytical skills
Excellent communication and collaboration abilities
Preferred
Prior experience working with Client (Client) or similar large banking institutions
Background in financial services or banking domain
Experience supporting enterprise-scale production environments
Familiarity with database monitoring and performance tools
Company
APPSIXER
About Appsixer At Appsixer, we specialize in Core IT and Professional Staffing Solutions designed to help organizations build high-performing teams and achieve sustainable growth.
201-500 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase