.NET developer (part-time, 40-60 hours/month)

We are looking for a talented .Net Developer with 3+ years of programming background to join a small but established, product-focused team that builds a mobile-first platform that bridges digital and physical technologies. 

JOB REQUIREMENTS:

Must have:

•
3+ years of commercial experience in cross-platform mobile development using C# / .NET

•
Solid understanding of mobile app architecture patterns (MVVM, Clean Architecture)

•
Experience integrating mobile apps with RESTful APIs and real-time communication protocols

•
Experience working with IoT devices or hardware communication (Bluetooth, BLE, or similar protocols)

•
Understanding of device pairing, state synchronisation, and hardware lifecycle management within mobile applications

•
Understanding of SOLID and OOP principles

•
English — at least Intermediate+

Nice to have:

•
Experience with payment or booking flow integrations

•
Experience with push notifications and background services on mobile

•
Experience with managing Apple Certificates, Identifiers and Profile

•
Familiarity with publishing and maintaining apps on App Store and/or Google Play

KEY RESPONSIBILITIES:

•
Adding new features to an existing solution

•
Fixing occasional bugs and supporting users

•
Collaborating with the team and occasionally with the client (via email)

•
Contributing to future solution architecture

PROJECT

Our client is an American startup that provides its users with a fun shopping experience. The application is live, used daily across 17 + locations in the US, and communicates directly with electric vehicles on the ground – in real time. The architecture is clean and modern – no legacy baggage to wrestle with. 

Stage: This is a growing startup.

Project team: 1 PM, 1 QA, 1 Mobile Developer, 1 UI/ UX Designer, 1 Back-end Developer 

Technical stack: C# / .NET (MAUI), Bluetooth Low Energy (BLE), RESTful APIs / JSON, Firebase , Stripe

Work schedule: Part-Time (40-60 hours per month), remote

INTERVIEW STAGES:

•
Call with recruiter

•
Technical interview with recruiter and Senior Mobile developer

Recruiter – Halyna Vorona