.NET Architect – Payment Systems, Remote, , US

Intellibee; United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Long-Term Stability

Health Coverage

401(k) Plan

Green Card Support

Job summary

IntelliBee is seeking a Domain Architect to lead the design of scalable payment architectures. You will drive cross-team collaboration, set standards, and influence platform strategy.

The ideal candidate has 10+ years engineering experience, deep C#/.NET expertise, and hands-on work with durable workflows, Kafka, and cloud PaaS. This role offers long-term stability, health coverage, and opportunities to shape the fintech platform.

Qualifications

• 10+ years engineering experience.
• 5+ years building payment systems.
• Expert in C# / .NET 8+.
• Durable workflow engine experience.
• Kafka in production.
• Azure PaaS experience.
• Idempotency, saga and reconciliation patterns.
• PCI DSS and tokenization.
• Observability design (OpenTelemetry/APM).
• Aligning multiple teams on shared architecture.

Skills

C# / .NET

Payment systems

Durable workflows

Kafka

Azure PaaS

API Management

Key Vault

Idempotency patterns

PCI DSS

Observability

Architectural leadership

Tools

Azure App Service

Cosmos DB

API Management

Key Vault

Job description

Domain Architect

Must-Have

• 10+ years engineering, 5+ years building payment systems
• Expert C# / .NET 8+ and still codes
• Temporal (preferred) or similar durable workflow engine in production
• Kafka in production
• Azure PaaS: App Service, Cosmos DB, APIM, Key Vault --> similar technology on Google Cloud Platform
• Idempotency, saga, and reconciliation patterns in production
• PCI DSS and tokenization
• OpenTelemetry or APM observability design
• Track record of aligning multiple teams on a shared architecture

Nice-to-Have

• Temporal Nexus or Worker Versioning
• EBT SNAP / WIC processing
• Digital wallets: Apple Pay, Google Pay
• Network tokens, DPAN, multi-capture, marketplace split settlement
• LaunchDarkly-driven migrations

Benefits at IntelliBee

• Long-Term Stability: Join us on a multi-year opportunities with room to grow.
• Comprehensive Health Coverage: Access quality healthcare benefits to keep you and your family well.
• Future Planning: Enroll in our 401(k) program and invest in your financial security.
• GC Assistance: We support immediate Green Card processing, if required.