Job Title: Application Developer
Location: Tulsa, Oklahoma
Work Model: Onsite


Responsibilities


+ Provide application support and maintenance for mobile payment platforms, ensuring system uptime and performance.

+ Troubleshoot and resolve production incidents, including payment processing issues, API failures, and transaction discrepancies.

+ Develop, enhance, and maintain applications using C# / .NET technologies.

+ Write and optimize SQL Server queries, stored procedures, and database performance tuning.

+ Collaborate with cross-functional teams (engineering, product, security, and operations) to deliver high-quality solutions.

+ Support integrations with third-party payment providers and financial services APIs.

+ Monitor system health, logs, and transaction flows to proactively identify and resolve issues.

+ Participate in on-call rotations and provide timely response to critical production e...