SQL Developer

Role: SQL Developer

Interview mode: In person

Work type: Hybrid ( 4 days week)

Location: St Louis, MO

NOTE: Want some one who can work on our W2

We are seeking a Senior Software Developer (10+ years experience) with deep expertise in backend SQL development to support enterprise billing systems and post-merger integration efforts.

This role is heavily focused on hands-on SQL engineering (60 70%) and requires someone who can operate independently, contribute to design, and collaborate across multiple business and technical teams.

Note: This is not a full-stack or BI/reporting role candidates must have strong backend data development experience.

Key Responsibilities

• Develop, optimize, and maintain complex SQL queries, stored procedures, and backend data processes
• Support and enhance billing platforms including CSG and ICOMS
• Contribute to system design and architecture discussions for data and backend workflows
• Work cross-functionally with multiple teams (business + technical) on integration efforts
• Participate in full SDLC: requirements, design, development, testing, and documentation
• Monitor and ensure stability of automated processes and data pipelines
• Troubleshoot production issues and drive resolution independently

Required Qualifications

• 10+ years of software development experience, with a strong focus on backend systems
• Expert-level SQL skills (60 70% of role)
• Complex joins, indexing strategies, performance tuning
• Stored procedures, data modeling, query optimization
• Proven experience working in large-scale enterprise environments
• Strong communication skills able to work across multiple departments
• Experience contributing to design and technical decision-making
• Hands-on involvement in SDLC processes

Preferred Qualifications

• Experience with SSIS
• Experience with C# / .NET
• Experience with telecom or billing systems such as CSG and ICOMS
• Experience supporting merger/integration-related initiatives

Additional Details

• On-call rotation: Once every 6 weeks (Mon Sun)
• Weekend: check emails 1 2 times daily (no active calls expected