Selected products I’ve designed, built and delivered across native iOS, web and backend systems. These projects demonstrate my approach to architecture, user experience and end-to-end engineering ownership.

Gramalingo

Status: iOS app in TestFlight/beta; public release upcoming
Tech stack: Swift, SwiftUI, Combine, Swift Concurrency, SwiftData, StoreKit, React, Next.js, TypeScript, Node.js, PostgreSQL.
Project overview: A language-learning platform comprising a native iOS app, backend services and internal web tools. I own the product end-to-end, including requirements, UI/UX, system and database architecture, implementation, testing and deployment.
Designed a dynamic content system that allows new languages, courses and lessons to become available in the app without an app update. Built an internal React/Next.js Lesson Builder and administration tools with AI-assisted authoring workflows. Implemented subscriptions and backend transaction handling.

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Risk Survey Management System

Release date: November 2025
Tech stack: Next.js (React), TypeScript, Node.js, PostgreSQL, Prisma, Chakra UI, i18Next, Zustand, Zod, NextAuth.
Project overview: Designed and delivered a production platform for S.A. Avtalion, a company performing on-site risk surveys for insurance providers. Managers create and assign survey orders, employees update progress, and insurance-provider clients track order status through a public tracking page.
Owned requirements, UX, database architecture, frontend, backend and deployment. The platform includes role-based access, work queues, English/Hebrew RTL/LTR support and print-friendly reports. Delivered in 172 billed development hours across approximately six calendar months; it supports the company’s core operational workflow.

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Coin Dagger

Release date: August 2020
Status: Previously released on the App Store; no longer maintained.
Tech stack: Swift, MVVM-C, RxSwift, Realm, WebSockets; backend initially built with Vapor, Node.js and MongoDB, later rewritten using Python/Flask.
Project overview: Built and released an iOS cryptocurrency tracker with live market data and configurable price alerts delivered through push notifications. Users could monitor more than 8,000 cryptocurrencies using CoinGecko data without creating an account. Created as an independent project to explore application architecture, reactive programming and backend integration through a complete product.