Lead Engineer / Payment Architect
United StatesRemoteContract
AI Summary
Lead Engineer / Payment Architect responsible for architecting and leading end-to-end payment orchestration, PSP integrations and secure checkout modernization for a high-growth digital commerce platform.
About this role
About the Project
We are leading a modernization initiative for a high-growth digital commerce platform focused on **payment orchestration, gateway optimization, and API-driven architecture **.
This role will architect and lead integration efforts involving:
- Payment gateway orchestration
- Tokenization strategy
- Direct PSP integrations
- Subscription billing logic
- Checkout modernization without disruption
Experience with orchestration platforms such as Gr4vy, Stripe, etc. is highly desirable, but not required. Deep payments architecture experience is mandatory.
What You’ll Do
- Architect and lead end-to-end payment orchestration strategy
- Design multi-PSP routing logic and failover systems
- Lead integration from gateway abstraction to direct acquirer connections
- Oversee token migration and vault strategy
- Ensure PCI-compliant design and security best practices
- Guide backend and DevOps engineers through execution
What Success Looks Like
- Clean abstraction layer across PSPs
- Reduced payment friction
- Improved authorization rates
- Modernized checkout infrastructure
Requirements
- 8+ years backend engineering experience
- 4+ years in payments infrastructure
- Strong knowledge of:
* REST APIs
* Webhooks
* Tokenization
* Recurring billing logic
* Card-not-present flows
- Experience integrating PSPs (e.g., Worldpay, Checkout.com, Adyen, Stripe, etc.)
- Experience designing high-availability systems
Ideal (Not Required)
- Gr4vy integration exposure
- Subscription/SaaS billing systems
- Gateway-to-direct processor migration projects
Benefits
- High-Impact Architecture Project
- Executive Visibility
- Competitive Contract Compensation
- Flexible Remote Structure
- Clear Scope, Clear Timeline
- Long-Term Engagement
- Technical Ownership
Skills
Card-not-present FlowsDirect PSP IntegrationsExperience Integrating PSPs (e.g., Worldpay, Checkout.com, Adyen, Stripe)Failover SystemsGateway AbstractionGateway-to-direct Processor MigrationGr4vy ExposureHigh-availability SystemsMulti-PSP Routing LogicPayment Gateway OrchestrationPCI-compliant DesignRecurring Billing LogicREST APISecurity Best PracticesSubscription/SaaS Billing SystemsTokenizationToken Migration And Vault StrategyWebhooks