"The backend landscape is evolving fast, especially with the rise of high\u2011volume payment platforms that demand rock\u2011solid performance and security. Companies are hunting engineers who can blend Go and .NET expertise with micro\u2011service architectures to keep transactions smooth and compliant. This Backend Engineer role puts you at the heart of that transformation, offering a chance to shape critical payment systems.\n\n# Job Summary\nWe are seeking a seasoned Backend Engineer to design, develop, and maintain high\u2011throughput payment microservices using Go and .NET. The role involves integrating SAP, Microsoft Dynamics, and Azure services, containerizing applications with Docker and Kubernetes, and ensuring PCI\u2011compliant, secure transaction processing. Collaboration with DevOps/SRE teams and optional work with Kafka, Terraform, and tolling domains will support our cloud\u2011native ecosystem.\n\n# Top 3 Critical Skills Table\n| Skill | Why it's critical | Mastery Level |\n|---|---|---|\n| Go (Golang) | Handles high\u2011throughput services and low\u2011latency payment processing | Senior |\n| .NET | Powers existing enterprise integrations and legacy systems | Senior |\n| Microservices Architecture | Enables scalable, independent deployment of payment modules | Senior |\n\n# Interview Preparation\n1. **Design a PCI\u2011compliant payment microservice in Go.**\n *What the interviewer is looking for:* Understanding of PCI standards, Go concurrency patterns, secure coding practices, and microservice boundaries.\n2. **Explain how you would integrate SAP and Microsoft Dynamics with Azure services.**\n *What the interviewer is looking for:* Experience with enterprise ERP integration, Azure API Management, and data synchronization strategies.\n3. **Describe your approach to containerizing a .NET application for Kubernetes.**\n *What the interviewer is looking for:* Knowledge of Dockerfile best practices, Helm charts, service discovery, and scaling considerations.\n4. **How do you ensure high availability and fault tolerance in a high\u2011volume transaction system?**\n *What the interviewer is looking for:* Strategies such as circuit breakers, retry policies, distributed tracing, and load balancing.\n5. **What is your experience with Kafka or Terraform in a DevOps/SRE context?**\n *What the interviewer is looking for:* Practical use\u2011cases, infrastructure\u2011as\u2011code implementation, and event\u2011driven architecture insights.\n\n# Resume Optimization\n- Golang\n- .NET\n- Microservices\n- API Development\n- Azure Integration\n- Docker\n- Kubernetes\n- PCI Compliance\n- High\u2011Volume Transaction Systems\n- SAP Integration\n- Microsoft Dynamics\n\n# Application Strategy\nWhen reaching out to the recruiter, send a concise email that starts with a friendly greeting, attaches your latest resume, and clearly maps your experience to the role. Make sure to mention related skills you possess, such as Go, .NET, and microservices architecture, and highlight specific projects where you delivered secure, high\u2011throughput payment solutions. Emphasize your hands\u2011on work with Docker/Kubernetes and any Azure or ERP integrations you\u2019ve led.\n\n# Career Roadmap\n| Current Role | Typical Experience | Core Focus | Next Position |\n|---|---|---|---|\n| Backend Engineer | 12+ years, Go/.NET, payments | High\u2011volume, secure services | Senior Backend Engineer |\n| Senior Backend Engineer | 3\u20115 years beyond current | System design, team mentorship | Lead Backend Engineer |\n| Lead Backend Engineer | 2\u20114 years leading teams | Architecture, strategy | Engineering Manager |\n| Engineering Manager | 5+ years managing teams | People & product ownership | Director of Engineering |"