Senior TypeScript Full Stack Developer – Domain Modeling

Cascade Apps

Contract · Remote · Flexible hours

About the role

Cascade Apps is building a seamless integration layer called BillingBridge to connect its billing platform, CRM, and internal services. As a TypeScript Full Stack Developer you will design and deliver the core APIs and UI components that enable real‑time data flow across these systems.

Key responsibilities

• Architect and implement a GraphQL gateway using Apollo Server to unify billing, CRM, and internal APIs.
• Develop reusable React components in TypeScript for the admin dashboard that visualizes synchronization status.
• Write high‑performance Node.js micro‑services with Express and PostgreSQL for transaction processing.
• Set up CI/CD pipelines in GitHub Actions, including automated integration tests for end‑to‑end data validation.
• Collaborate with the product team to define data contracts and ensure schema versioning across services.
• Monitor and optimize latency using New Relic and PostgreSQL query tuning during the three‑month sprint.

Must-have skills

• Advanced TypeScript proficiency for both front‑end and back‑end codebases.
• Strong experience with React, Hooks, and state management (Redux or Context).
• Node.js expertise, preferably with Express or NestJS.
• Solid knowledge of PostgreSQL schema design and query optimization.
• Familiarity with GraphQL and API gateway patterns.

Nice to have

• Experience with Docker and Kubernetes for containerized deployments.
• Background in integrating SaaS billing platforms (e.g., Stripe, Chargebee).