Senior Fullstack Mobile Engineer

Stack

Responsibilities

• ▹Implement features, fix bugs, and resolve production incidents across iOS and Android
• ▹Contribute to the backend and web frontend the product depends on
• ▹Work across the full development lifecycle: requirements analysis, implementation, testing, store release, production support

Requirements

• ▹Experience with React Native (0.79, Old Architecture)
• ▹Knowledge of React 19 and TypeScript
• ▹Experience with React Navigation 7, TanStack Query 5, React Context
• ▹Familiarity with react-hook-form and Zod
• ▹Knowledge of Stripe Terminal, Tap to Pay, and external payment terminals
• ▹Experience with Sentry and PostHog
• ▹Basic familiarity with Node.js, NestJS, React, MongoDB, ClickHouse, and Redis on backend/web
• ▹Fluent Russian; English (B2)

About the company

Fundraise Up is a global fundraising platform built to make donating to nonprofits fast, seamless, and accessible to all. Its clients include organizations such as UNICEF and the Alzheimer's Association.