Senior Backend Software Engineer – Node.js/TypeScript

About the role
This is a full-time remote role for a Senior Backend Software Engineer at Makai. This person will be responsible for backend app development and will collaborate with cross-functional teams to design and implement innovative solutions that enhance user experiences and drive business outcomes.

The ideal candidate will be able to
Develop new features across our Node.js/TypeScript backend services
Optimize applications for maximum speed and scalability
Ensure the technical feasibility of UI/UX designs
Collaborate with frontend developers and product designers to improve usability
Write robust, clean, and documented code
Maintain and enhance existing applications
Conduct performance tests and ensure responsiveness and stability across all platforms

Qualifications
Experience with Node.js and TypeScript required
7+ years of professional backend software engineering experience, including strong, current, hands-on experience building and running production services
Experience building and running software in a regulated, compliance-heavy environment (e.g., healthcare and PHI, HIPAA, SOC 2, or HITRUST), with the access-control, audit-logging, and data-handling discipline that implies
Proven ability to pick up new frameworks and tools quickly, and to reason about systems rather than rely on familiarity with a single specific stack
Strong command of relational data modeling and an ORM, and of structured request/schema validation as a general practice
Relevant experience using Docker
Understanding of microservices architecture and related patterns
Solid software engineering skills, with the ability to produce well-structured, maintainable code
Familiarity with modern authorization mechanisms
Solid experience working from a fully remote position

Nice-to-haves
Experience with a Node.js application framework such as NestJS, Express, or Fastify
Cloud-native experience on Azure, particularly containers and Kubernetes (AKS)
Workflow orchestration with Temporal or a comparable durable-execution runtime
Multi-tenant SaaS architecture: tenant isolation, row-level security, and attribute-based access control (ABAC)
Legacy modernization or migration experience, carrying a live production system onto a new platform