Senior Full-Stack Engineer — Build Scalable Healthcare Tech

CheckedUp; New York (NY); On-site; USD 190,000 - 200,000; Full time

Job summary

CheckedUp, a healthcare media company, is building a high-impact analytics function acting as a strategic partner to the business. The role involves owning features from design through production, designing scalable architectures, and reviewing APIs in FastAPI/Node.js with frontend work in React/Next.js.

Qualified candidates have 5+ years leading projects end-to-end, deep PostgreSQL skills, Python/Node.js expertise, and strong communication skills for collaboration with engineers and

Qualifications

• 3–5 years of professional full stack experience (Mid)
• 5+ years, with end-to-end project leadership (Senior)
• Experience with event-driven or async architectures (queues, workers)
• Strong production experience in Python and Node.js/TypeScript
• Deep PostgreSQL skills: schema design, indexing, migrations, transactions
• Production experience with React and at least one of Vue.js or Next.js
• Experience with FastAPI and SQLAlchemy
• Proven systems design ability for scale, reliability, maintainability
• Daily use of AI-assisted coding tools
• Clear written and spoken communication with engineers and non-technical stakeholders

Responsibilities

• Own features and services from design through production, including monitoring and on-call fixes
• Lead systems design: service boundaries, API contracts, data models, caching, queues and scaling plans
• Design PostgreSQL schemas, indexes and migrations; tune slow queries
• Build and review APIs in FastAPI and Node.js, and front ends in React, Tailwind, and Next.js
• Define team practices for AI-assisted coding: review standards, security and testing guardrails
• Drive testing strategy across unit, integration and end-to-end tests, and keep CI fast and reliable
• Write design docs, lead technical discussions and make clear trade-off decisions
• Mentor junior engineers through pairing, code review and scoped stretch work

Skills

Full stack development

Project leadership

Python

Node.js/TypeScript

PostgreSQL

React

Vue.js

Next.js

FastAPI

SQLAlchemy

AI-assisted coding

Communication

System design

Tools

PostgreSQL

FastAPI

SQLAlchemy

React

Vue.js

Next.js

Tailwind

Python

Node.js/TypeScript

AWS/GCP/Azure

Docker

Terraform

Job description

CheckedUp, a healthcare media company, is building a high-impact analytics function acting as a strategic partner to the business. The role involves owning features from design through production, designing scalable architectures, and reviewing APIs in FastAPI/Node.js with frontend work in React/Next.js.

Qualified candidates have 5+ years leading projects end-to-end, deep PostgreSQL skills, Python/Node.js expertise, and strong communication skills for collaboration with engineers and