Full Stack Developer

We are hiring a Senior Software Engineer to join a fast-growing AI HealthTech startup backed by founders who previously built one of Europes largest consumer technology companies and investors behind several global unicorns. This is a high-impact product engineering role where youll own features end-to-end across web mobile backend infrastructure and internal tooling. Youll work in a small highly autonomous engineering team building an AI-powered health platform used by consumers worldwide. If you enjoy fast execution product ownership and building across the full stack while leveraging AI development tools daily this role is for you.

DetailsLocation:
Remote in Ukraine/EU
Employment Type: Full-Time
Experience Level: Senior (5 years)
Industry: AI / HealthTech / Consumer Mobile
Work Environment: Small fast-moving product team

Key Responsibilities
Own product features from design through production
Build web and mobile applications using React and React Native (Expo)
Develop backend services with NestJS PostgreSQL and Redis
Build and maintain internal Python tools
Design and improve APIs subscriptions payments and webhooks
Develop and maintain cloud infrastructure using Terraform and GCP
Collaborate closely with Product and Engineering to deliver high-quality features
Continuously improve system performance scalability and developer experience
Leverage AI coding tools as part of your daily workflow

Requirements
5 years of software engineering experience
Strong experience with React and React Native / Expo
Production experience shipping mobile apps to TestFlight and/or Google Play
Strong experience with NestJS (or similar opinionated framework)
Experience building subscription or payment systems (Stripe preferred)
Experience with PostgreSQL and ORMs (TypeORM Prisma Drizzle)
Ability to write raw SQL when needed
Experience with Docker and CI/CD
Experience working in cloud environments (preferably GCP)
Professional English

Nice to Have
Healthcare or HealthTech experience
GDPR or HIPAA compliance exposure
Native iOS/Android debugging (Xcode Android Studio)
Experience with Fastlane
Product analytics experience (Amplitude or similar)
Infrastructure as Code using Terraform
Python for automation or internal tooling

Who Were Looking For
High-output engineer who enjoys moving fast
Strong ownership mindset with minimal supervision
Comfortable in early-stage startup environments
Curious about AI and actively using modern AI development tools
Resilient adaptable and eager to solve complex product challenges
Product-minded engineer who cares about user experience as much as code quality

Benefits
33 paid days off per year
Flexible public holidays
In-house wellness program with medical consultations
Opportunity to build an AI-first consumer product from an early stage
Small high-caliber engineering team with significant ownership

Interview Process
Technical Interview (3045 min)
Technical Interview (3045 min)
Take-home assignment or live coding session (up to 4 hours)
System Design Interview
Final Decision