ABOUT THE ROLE
We are a stealth-stage hardware-software startup building a next-generation smart retail device that combines edge AI, computer vision, and integrated payment — targeting deployment across Asia
This is a founding-team role based in Hyderabad. You will be the first application engineer, owning the full software stack: onboard device UI, cloud backend, and retailer dashboard — built ground-up alongside hardware, firmware, and CV/ML engineers.

KEY RESPONSIBILITIES
Onboard Device Application
● Build a kiosk-style UI on an embedded display (edge compute platform).
● Develop real-time session state management with offline-first resilience.
● Integrate peripheral devices (scanners, payment terminals, sensors) via serial/USB/REST APIs.
Backend & Cloud
● Design RESTful and event-driven services (WebSocket / MQTT) for real-time device-cloud sync.
● Integrate with retailer POS/inventory systems and third-party payment gateways.
● Implement JWT / OAuth2 / RBAC authentication and secure payment flows.
Retailer Dashboard
● Build a web dashboard for device fleet monitoring, analytics,



and operations management.
DevOps & Quality
● Containerise with Docker; configure CI/CD for cloud and OTA device deployments.
● Write unit/integration tests; perform code reviews; maintain documentation.

REQUIRED SKILLS
Languages & Frameworks
● JavaScript / TypeScript (primary) + SQL
● React, Angular, or Vue.js — including kiosk / embedded display UI patterns
● Node.js, ASP.NET Core, Spring Boot, Django, or similar backend framework
Device & Real-Time
● Peripheral integration via serial (RS-232/485), USB HID, or device REST APIs
● Real-time communication: WebSocket, MQTT, or Server-Sent Events
● Offline-first design and edge-compute aware architecture
Data & Infrastructure
● PostgreSQL or MySQL · MongoDB or similar NoSQL · Redis (all required)
● Docker · CI/CD pipelines · Linux CLI · Git
● JWT, OAuth2, RBAC, secure coding and PCI-DSS awareness
Preferred
● NVIDIA Jetson or similar edg

📌 Senior Full-Stack Application Engineer (Hyderabad)
🏢 United International Group
📍 Hyderabad