Full Stack Engineer (Remote: Vietnam)

Alongside partners with organizations to drive digital transformation and build high-performing tech teams. We're building a real-time facility navigation and asset-tracking platform for industrial and logistics sites - GPS/BLE-based positioning, live forklift and asset overlays, zone/dwell analytics, and a driver-facing mobile app, backed by a distributed-systems (actor-model) backend. The Role We're looking for a Fullstack Engineer with a strong frontend focus to join the development of a real-time, data-driven platform. Most of your work will focus on the React Native driver app, Mapbox GL JS features and the web-based admin portal, while also contributing to C#/.NET backend services when needed. You'll work on interactive, real-time experiences involving live location, sensor and asset data, with a strong focus on performance and usability. Responsibilities: Frontend (Primary) - Build and maintain the React Native driver app: QR onboarding/consent flows, GPS/BLE data display - Implement Mapbox GL JS features: live position overlays, zone/dwell visualization, realtime map layers - Own frontend performance and reliability for realtime, sensor-driven UI Responsibilities: Backend (Secondary) - Build and maintain RESTful APIs and backend services in C#/.NET - Support GPS/BLE positioning data ingestion pipelines - Support telemetry ingestion and zone/dwell analytics processing - Work within an actor-model distributed backend (built on Microsoft Orleans) designed by the tech lead Requirements - 2–5 years of professional software development experience; - Strong experience with React and/or React Native, with solid knowledge of modern frontend development practices; - Experience building interactive, data-driven user interfaces; - Experience with Mapbox GL JS or other mapping/geospatial technologies such as Leaflet or Google Maps is highly valued; - Experience consuming and integrating REST APIs; - Comfortable working with real-time data, such as WebSockets, live updates, telemetry or similar; - Some professional experience with C#/.NET, or a strong willingness to work with it as part of a fullstack role; - Strong written and spoken English for daily collaboration with a distributed team. Nice to Have - Familiarity with distributed systems / actor-model concepts (e.g., Orleans, Akka) - Experience with BLE positioning or beacon technology - Background in industrial, logistics, or IoT/telemetry domains - Security-conscious development practices (authentication, PII handling Benefits - Remote work (Vietnam-based) - Estimated project duration: 19 weeks - Full-time schedule: 8 hours per day, with mandatory availability for at least 4 hours - Freelance / Service Agreement - Hourly Rate: 12$-16$ Originally posted on Himalayas