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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Payment Systems Engineer - **Company:** Camping World Inc. - **Location:** Chicago, IL, United States - **Experience:** Expert - **Salary:** $111,100.0 - $170,300.0 - **Contract:** Permanent contract - **Skills:** .NET Framework, Autodesk 3DS Max (3D Graphics Software), Abstraction Layers, Application Programming Interfaces (APIs), Amazon Web Services, JIRA, Microsoft Azure, Code Review, Relational Databases, Software Debugging, Payment Systems, PostgreSQL, Enterprise Messaging Systems, Microsoft SQL Server, Payment Gateway, Payment Service Provider, PCI Data Security Standards, Scrum Methodology, RabbitMQ, Secure Coding, Software Engineering, Systems Integration, Tokenization, Azure Service Bus, Data Logging, .NET Core, Event Driven Architecture, Apache Kafka, Restful APIs, Webhooks, Google Pay - **Published:** May 27, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=76dc4982fca9824e ## About the Role Do you have experience in Systems integration?, * 5-10 years of software engineering experience * Strong proficiency in C# and .NET/.NET Core * Experience building and consuming RESTful APIs * Hands-on experience integrating with third-party systems or APIs * Familiarity with payment systems or financial transactions * Understanding of secure coding practices and data protection * Experience with relational databases (SQL Server, PostgreSQL, etc.) * Strong problem-solving skills and ability to debug production issues * Effective communication skills and ability to work in a collaborative environment Preferred Qualifications * Experience with payment gateways, processors, or POS systems * Familiarity with payment concepts such as EMV, tokenization, 3DS, and PCI-DSS * Experience with event-driven systems or messaging platforms (Kafka, RabbitMQ, Azure Service Bus) * Exposure to cloud platforms (Azure, AWS, or GCP) * Experience with digital wallets and mobile payments * Familiarity with alternative payment methods (ACH, BNPL, real-time payments) * Experience working in Agile/Scrum environments (Jira, Azure DevOps, etc.) General Compensation Disclosure ## Description We're building a modern, scalable enterprise payments platform to support seamless transactions across in-store POS, e-commerce, mobile, kiosk, and call center channels. As a Payment Systems Engineer, you'll play a key role in designing, building, and scaling payment capabilities. You'll work closely with Product, Architecture, and other engineers to deliver reliable, secure, and high-performing payment solutions. This is a hands-on role for someone who enjoys solving real-world problems, working with external payment providers, and shipping production-ready systems., Platform Development & Integrations * Design, build, and maintain payment services and APIs using C# and .NET/.NET Core * Integrate with payment processors, gateways, acquiring banks, and third-party providers * Support integrations with digital wallets (Apple Pay, Google Pay, Samsung Pay) and alternative payment methods * Contribute to building a payment abstraction layer that simplifies multi-provider integrations * Implement payment flows including authorization, capture, settlement, refunds, and chargebacks Payments Functionality & Features * Develop and enhance capabilities such as payment routing, retry logic, and failover handling * Support card-present and card-not-present payment flows (POS, e-commerce, mobile) * Work on mPOS, in-app payments, hosted payment pages, and Text-to-Pay solutions * Implement and maintain integrations using REST APIs, webhooks, and other payment protocols Reliability & Operations * Monitor and troubleshoot payment transactions and production issues * Improve system performance, scalability, and transaction success rates * Participate in incident response and root cause analysis, implementing fixes and improvements * Contribute to observability through logging, metrics, and alerting Collaboration & Delivery * Partner with Product and Architecture teams to translate requirements into technical solutions * Participate in sprint planning, backlog grooming, and code reviews * Write clean, maintainable, and well-tested code * Continuously improve development practices, tooling, and processes ## Related Videos - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [Beyond Kafka & RabbitMQ: Why NATS is the Future of Microservices Messaging](https://www.wearedevelopers.com/videos/1646-beyond-kafka-rabbitmq-why-nats-is-the-future-of-microservices-messaging) - [Beyond Webhooks: The Future of Scalable API Event Delivery](https://www.wearedevelopers.com/videos/100312-beyond-webhooks-the-future-of-scalable-api-event-delivery) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Integrate your Cognitive Assistant with 3rd-party DBs and software](https://www.wearedevelopers.com/videos/249-integrate-your-cognitive-assistant-with-3rd-party-dbs-and-software) - [Why Systems Break After Initial Success: The Architectural Failures That Take Months to Surface](https://www.wearedevelopers.com/videos/2048-why-systems-break-after-initial-success-the-architectural-failures-that-take-months-to-surface) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Highest Paying Tech Companies in Europe](https://www.wearedevelopers.com/magazine/162-highest-paying-tech-companies-in-europe) - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023) - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Software Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/194-software-developer-salary-in-germany-2023) - [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023)