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Full-stack engineer who builds products end-to-end — from mobile UI to backend infrastructure. Currently building LumoTravel, an offline-first mobile app that helps digital nomads track tax residency and visa/permit rules across 190+ countries. Comfortable owning the whole stack: React Native/Expo/TypeScript and SQLite on the client, Django REST/PostgreSQL/Celery/Redis on the backend, plus AI-assisted pipelines using LLMs for data extraction and validation. I care about clean architecture, solid test coverage, and shipping polished, production-ready features — solo or in a team. Open to full-stack, mobile, and AI-integration projects…Full-stack engineer who builds products end-to-end — from mobile UI to backend infrastructure. Currently building LumoTravel, an offline-first mobile app that helps digital nomads track tax residency and visa/permit rules across 190+ countries. Comfortable owning the whole stack: React Native/Expo/TypeScript and SQLite on the client, Django REST/PostgreSQL/Celery/Redis on the backend, plus AI-assisted pipelines using LLMs for data extraction and validation. I care about clean architecture, solid test coverage, and shipping polished, production-ready features — solo or in a team. Open to full-stack, mobile, and AI-integration projects

Vladimir Maslov

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Full-stack engineer who builds products end-to-end — from mobile UI to backend infrastructure. Currently building LumoTravel, an offline-first mobile app that helps digital nomads track tax residency and visa/permit rules across 190+ countries. Comfortable owning the whole stack: React Native/Expo/TypeScript and SQLite on the client, Django REST/PostgreSQL/Celery/Redis on the backend, plus AI-assisted pipelines using LLMs for data extraction and validation. I care about clean architecture, solid test coverage, and shipping polished, production-ready features — solo or in a team. Open to full-stack, mobile, and AI-integration projects…Full-stack engineer who builds products end-to-end — from mobile UI to backend infrastructure. Currently building LumoTravel, an offline-first mobile app that helps digital nomads track tax residency and visa/permit rules across 190+ countries. Comfortable owning the whole stack: React Native/Expo/TypeScript and SQLite on the client, Django REST/PostgreSQL/Celery/Redis on the backend, plus AI-assisted pipelines using LLMs for data extraction and validation. I care about clean architecture, solid test coverage, and shipping polished, production-ready features — solo or in a team. Open to full-stack, mobile, and AI-integration projects

Available to hire

Full-stack engineer who builds products end-to-end — from mobile UI to backend infrastructure. Currently building LumoTravel, an offline-first mobile app that helps digital nomads track tax residency and visa/permit rules across 190+ countries. Comfortable owning the whole stack: React Native/Expo/TypeScript and SQLite on the client, Django REST/PostgreSQL/Celery/Redis on the backend, plus AI-assisted pipelines using LLMs for data extraction and validation. I care about clean architecture, solid test coverage, and shipping polished, production-ready features — solo or in a team. Open to full-stack, mobile, and AI-integration projects

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

Russian

Fluent

English

Beginner

Work Experience

iOS App Developer & Python Backend Developer at LumoTravel (independent project)

June 1, 2025 - July 22, 2026

Built and shipped LumoTravel, an offline-first iOS app (React Native + TypeScript, SQLite) with a Python backend (Django REST, Celery, PostgreSQL). Helps digital nomads track tax residency and visa/permit rules across 190+ countries. Handled the entire iOS release process (App Store review, builds via Xcode) and backend architecture, including AI-assisted data pipelines, payments, and security