Senior Backend Software Engineer - Node.js/TypeScript

About Makai Makai uses best-in-class AI and data to solve real-world operational and strategic challenges at scale. We help businesses with enterprise automation, human-machine teaming, product design and development, and market intelligence. Until now, people have had to learn and adapt to software. Makai creates solutions that adapt to people because technology will never be 100% accurate. People are essential for all of our human-machine teaming solutions. 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 servicesOptimize applications for maximum speed and scalabilityEnsure the technical feasibility of UI/UX designsCollaborate with frontend developers and product designers to improve usabilityWrite robust, clean, and documented codeMaintain and enhance existing applicationsConduct performance tests and ensure responsiveness and stability across all platforms Qualifications Experience with Node.js and TypeScript required7+ years of professional backend software engineering experience, including strong, current, hands-on experience building and running production servicesExperience 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 impliesProven ability to pick up new frameworks and tools quickly, and to reason about systems rather than rely on familiarity with a single specific stackStrong command of relational data modeling and an ORM, and of structured request/schema validation as a general practiceRelevant experience using DockerUnderstanding of microservices architecture and related patternsSolid software engineering skills, with the ability to produce well-structured, maintainable codeFamiliarity with modern authorization mechanismsSolid experience working from a fully remote position Nice-to-haves Experience with a Node.js application framework such as NestJS, Express, or FastifyCloud-native experience on Azure, particularly containers and Kubernetes (AKS)Workflow orchestration with Temporal or a comparable durable-execution runtimeMulti-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 How we work Small senior teams, real ownership. We'd rather have one engineer who understands a platform top to bottom than several who each own a slice. Core values for Makai employees Be a flexible, innovative and creative thinkerBe congenial and a team playerBe self-sufficientBe self-driven with an ownership mentalityHave a strong work ethic Employment Type Full Time Fully remote role Benefits Fully remote role, Eastern time zoneOpportunities to work in-person with local colleaguesGenerous PTOFull health insurance premium reimbursement401(k) matchingCareer growth & development opportunities Compensation Range: $150K - $180K