Rapida · Delivery Service Platform
A high-performance delivery platform with real-time tracking and immersive 3D visualizations.
We build the parts of a SaaS product that decide whether it can be sold to a regulated buyer. Multi-tenant architecture comes first, and we take a position: tenant isolation belongs in the database through row-level security or separate schemas, enforced by the connection identity rather than by a WHERE clause a developer might forget. Enterprise identity comes second, meaning SAML and OIDC single sign-on, SCIM user provisioning and deprovisioning, and role-based access control with a permission model your customer's IAM team can map to their own roles. Third is the audit and evidence layer: immutable activity logs the customer can export, admin impersonation that requires a reason and notifies the tenant, and configurable data retention. Fourth is billing and metering, where usage events need to be captured accurately enough to survive a customer disputing an invoice. Fifth is the integration surface, since a Charlotte enterprise will ask for webhooks, a REST or GraphQL API with versioning and deprecation policy, SFTP file exchange for the systems that still require it, and often an ERP or core-system connector. We also do the unglamorous work that closes deals: environment separation, backup and restore testing with a demonstrated recovery time, and a status page with real incident history.
Charlotte SaaS work starts with a go-to-market reality check rather than a feature list, because the enterprise sales motion in this city shapes the architecture. We ask who signs the first six-figure contract, what industry they are in, and what their vendor review looks like, then work backwards. If the answer is a bank or a bank service provider, the Interagency Guidance on Third-Party Relationships issued June 6 2023 means their diligence covers your subcontractors, your business continuity plan, and your development practices, so we sequence SOC 2 readiness work into the build instead of bolting it on the quarter before the audit. Discovery also covers a tax and licensing review that Charlotte founders routinely skip: whether your product is delivered in a way that changes its sales tax treatment, and whether any part of your money movement pulls you under money transmitter licensing. Delivery runs two-week sprints with Charlotte standups at 9 AM ET, which is 7 AM MT for Edmonton, and the Chandigarh team covering overnight builds and regression runs. Thursday demos at 2 PM ET go to a working product in a staging tenant, not slides. We ship behind feature flags from the first sprint so pilot customers can be enabled individually.
We validate your SaaS concept, define the MVP feature set, design the data model, and plan the technical architecture for scalable growth.
Design the user interface, plan multi-tenant data architecture, define API contracts, and create the billing and onboarding flows.
Build the SaaS platform with authentication, multi-tenancy, billing integration, core features, admin panel, and customer-facing dashboards.
Comprehensive testing including multi-tenant isolation verification, security penetration testing, load testing, and billing edge case validation.
Production deployment, monitoring setup, onboarding flow optimization, and growth infrastructure including analytics, feature flags, and A/B testing.
Our Charlotte SaaS default is a TypeScript stack: Next.js App Router for the application shell and marketing surface, Node with NestJS or Fastify for services where the API needs its own lifecycle, and PostgreSQL as the system of record with row-level security enforcing tenant boundaries. Prisma or Drizzle handles the data layer with migrations under version control. Background and long-running work runs on Temporal when workflows need durable state across days, or BullMQ and Redis when they do not. Event streaming uses Kafka or AWS EventBridge depending on scale. Search runs on OpenSearch or Typesense. Enterprise identity sits on WorkOS, Auth0, or a direct SAML and OIDC implementation, with SCIM built rather than bought where the permission model is unusual. Billing runs on Stripe with usage metering captured as immutable events, and sales tax calculation goes through Stripe Tax or Avalara because economic nexus after South Dakota v. Wayfair means a Charlotte company owes filings in states it has never visited. Hosting follows the disaster recovery commitment you intend to sign rather than the map: AWS us-east-1 in Northern Virginia paired with us-east-2 in Ohio satisfies most bank vendor reviews because the recovery region is genuinely independent, and Google Cloud us-east1 in Moncks Corner, South Carolina is the nearer alternative when a buyer wants data kept in the Carolinas. Analytics lands in Snowflake or BigQuery through Fivetran and dbt.
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Selected Projects
Recent platforms, apps and dashboards we designed, built and shipped.
A high-performance delivery platform with real-time tracking and immersive 3D visualizations.
Enterprise-grade security dashboard with real-time threat monitoring and analytics.
A curated marketplace connecting artists with collectors worldwide.
Cross-platform mobile experience with live delivery tracking and notifications.
Scalable microservices architecture handling millions of security events daily.
Comprehensive content management system with advanced analytics and reporting.
Our Work
200+ products shipped across fintech, healthcare, e-commerce, and SaaS — built to scale, designed to convert.


