Software Engineer - Billing Support Systems

Overview

Software Engineer - Billing Support Systems — New York, New York, United States

Met Tel is a global communications solutions provider offering a comprehensive suite of managed services focused on secure connectivity, and network and mobility services. We simplify communications and networking for business and government agencies. Our customers include many of the Fortune 500, and Gartner recognizes us as an industry leader. We have a broad portfolio of technology and partnerships, plus a private network used to create tailored solutions design, deployment, and ongoing management to drive cost savings, efficiency, innovation, and focus on core objectives.

We believe that each team member is a key to the success and sustainability of the group. We offer an environment where professionals can grow and develop skills, collaborate with diverse professionals, share knowledge, and enjoy a rewarding career.

We are seeking a Software Engineer to join our Billing Systems team. The successful candidate will work on developing mission-critical systems with direct financial impact, including technical modernization, complex billing logic, financial calculations, and enterprise-scale data processing.

• Engage with product architects, project managers, and business leaders to translate requirements and product vision into scalable architectural designs and maintainable software solutions.
• Develop mission-critical billing applications, APIs, transaction processing, scheduled billing operations, and integration with other core business systems.
• Enhance existing Met Tel Billing applications and APIs infrastructure and migrate to .NET Core and/or other modern technology stacks.
• Develop comprehensive unit test suites and collaborate with QA and Data Analytics teams to establish monitoring, observability, and validation frameworks for real-time billing operation performance, revenue assurance validation, and verification of business logic accuracy.
• Architect and build data pipelines that consolidate billing data for analytics, regulatory reporting, and real-time business intelligence.

• 3+ years of experience architecting, designing, and developing scalable software applications.
• Proficiency with ASP.NET, ASP.NET Core, and C#.
• Experience with at least one other general-purpose programming language;
  Python is preferred.
• Strong expertise in relational databases (preferably SQL Server) with advanced SQL skills including complex joins, stored procedures, and performance optimization.
• Experience implementing REST APIs, API authentication, and system-to-system integrations.
• Understanding of transaction management, database connection pooling, and concurrency control in high-volume applications.
• Familiarity with background job processing, scheduled tasks, and batch processing frameworks.

• Past experience with financial/billing systems is a plus.
• Experience with rules engines, configuration management, and dynamic business logic implementation.
• Experience with container-based development and deployment environments (e.g., Docker, Kubernetes) is a plus.
• Experience with workflow/ETL orchestration tools (e.g., Dagster, Airflow, Netflix Conductor) is a plus.
• Experience with Apache Kafka and event-driven architectures.
• Experience with Outsystems platform is a plus.

The salary range reflected is a good faith estimate of base pay for the primary location of the position. The U.S. pay for this position is up to $,000 annually. Pay varies by location and may depend on job-related knowledge, skills, experience, and abilities. The recruiter can share more about the specific salary range during the hiring process.

Met Tel is an Equal Opportunity Employer and considers applicants for all positions without regard to race, color, religion or belief, sex, age, national origin, citizenship status, marital status, military/veteran status, genetic information, sexual orientation, gender identity, disability, or any other characteristic protected by applicable laws.

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