Senior Systems Engineer

Job Description:

• Help build the next generation credit card processing platform that powers real‑time financial transactions
• Design, optimize, and support high volume transaction processing systems in a 24/7 production environment
• Build and support operational systems responsible for transaction processing, reconciliation, data integrity, and reporting
• Design, build, and maintain batch interfaces, backend services, and API integrations supporting transaction processing and operational reporting
• Demonstrable fluency in utilizing AI tools and optimizing workflows to incorporate agentic AI
• Support and enhance existing data pipelines and reporting frameworks using Microsoft SQL and other development tools
• Lead the resolution of ambiguous or complex technical problems, applying strong analytical and problem‑solving skills to deliver effective solutions
• Write clean, maintainable, and well‑tested code, while contributing to strong engineering practices and testing standards
• Follow secure coding standards and ensure all systems comply with data protection, security, and privacy requirements
• Translate business requirements into scalable technical solutions, clearly communicating trade‑offs between speed, scalability, and maintainability
• Contribute to the growth of the engineering team through knowledge sharing, documentation, and technical demonstrations

• 5–8+ years of professional software development experience
• Bachelor's degree in computer science, Engineering, or a related technical field, or equivalent practical experience
• Strong proficiency in Python, Go or PHP
• Deep hands‑on experience with Microsoft SQL Server, including stored procedures, query optimization, indexing strategies, execution plan analysis, ETL/batch processing, and troubleshooting high volume transactional systems
• Experience supporting data intensive backend systems in financial services, payments, transactional systems, or other high volume operational environments strongly preferred
• Hands‑on experience with relational and/or No
  
  SQL databases, API design, and modern development tools including AI‑assisted development tools
• Familiarity with payment industry standards and experience integrating with payment networks would be a plus
• Strong knowledge of security best practices and compliance requirements, particularly PCI DSS
• Excellent debugging, troubleshooting, and production incident management skills
• Strong communication skills and the ability to collaborate effectively in a remote environment
• Ability to work within Cor Serv’s footprint (GA, FL, TX, AL, IA, KY, NE, NC, TN, WI, WY)

• Competitive compensation package
• Company‑paid benefits package including medical, dental, and vision
• Generous PTO plan
• 401k match
• Opportunity to work in a remote environment