> Markdown version of [/jobs/ext/184535-lead-software-architect](https://www.wearedevelopers.com/jobs/ext/184535-lead-software-architect). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Lead Software Architect

- **Company:** Mercor, Inc.
- **Location:** New York, NY, United States (Remote available)
- **Experience:** Expert
- **Salary:** $156,000.0 - $197,600.0
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Software as a Service, Payment Systems, Role-Based Access Control
- **Published:** May 14, 2026
- **Apply:** https://www.careerjet.com/jobad/usebb2d266c858af1c3bca8304aad4bbf0

## About the Role

Must-Have

 * 5+ years of professional full-stack engineering experience.
 * 2+ years as a lead or sole developer on a production SaaS product.
 * Experience building multi-tenant SaaS with tenant-level configurability.
 * Developed role-based access control spanning internal operators, vendors, and customers.
 * Built fee calculation engines and payment lifecycle tracking.
 * Integrated payment processors, procurement ERPs, and CRM systems.
 * Strong written and verbal communication skills.

Preferred

 * Experience with government procurement or regulated financial compliance.
 * Familiarity with government payment gateways.
 * BI embedding experience with row-level data isolation across tenants.
 * Experience exposing platform functionality through a typed SDK or API.

## Description

* Build admin-managed configuration for fee models, reporting periods, escalation rules, and integrations. Ensure no code changes are required per tenant.
 * Design and maintain RBAC across distinct user populations with separate permission matrices per portal.
 * Develop fee calculation engines supporting percentage, flat, capped, and tiered models. Deliver audit-ready exports at penny-level precision.
 * Implement payment lifecycle tracking, cash reconciliation, and exception handling against external payment systems.
 * Integrate payment processors, procurement ERPs, CRM systems, and notification services into a cohesive platform., PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.


## Related Videos

- [APIs and Architecture for scaling omnichannel payments](https://www.wearedevelopers.com/videos/90-apis-and-architecture-for-scaling-omnichannel-payments)
- [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 the Hype: Building Trustworthy and Reliable LLM Applications with Guardrails](https://www.wearedevelopers.com/videos/1594-beyond-the-hype-building-trustworthy-and-reliable-llm-applications-with-guardrails)
- [Edit Your Future: Queerverse Radical AI](https://www.wearedevelopers.com/videos/909-edit-your-future-queerverse-radical-ai)
- [The Rise of Reactive Microservices](https://www.wearedevelopers.com/videos/494-the-rise-of-reactive-microservices)
- [Beyond micro-services, embrace composable architecture !](https://www.wearedevelopers.com/videos/1188-beyond-micro-services-embrace-composable-architecture)

## Related Articles

- [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)
- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)
- [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)
- [Highest Paying Tech Companies in Europe](https://www.wearedevelopers.com/magazine/162-highest-paying-tech-companies-in-europe)
- [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift)