Full Stack Software Engineer
Core
Build full-stack systems for warehouse automation, smart fridges, and customer-facing applications, bridging software with physical devices.
Role type
Senior Full Stack Software Engineer (IoT/Hardware integration)
Builds
Warehouse automation systems, Android POS apps, backend services, and smart fridge interfaces
Domain
Logistics, Retail, IoT, Food Service
Required skills
Backend development (C#, Java, Kotlin, Go, TypeScript), Frontend frameworks, Android development, GraphQL API, System integration, Production debugging, CI/CD, Hardware/IoT familiarity
Preferred skills
Odoo, Payments integration, Logistics operations knowledge, German or French language (via careerplan.io/jobs/2834630-full-stack-software-engineer-at-felfel)
Technologies
C#, Java, Kotlin, Go, TypeScript, GraphQL, Android, Odoo
Responsibilities
Translate non-technical requirements into shipped solutions across backend, web, and mobile; Maintain warehouse and supplier web apps; Develop back-office internal tools and manage GraphQL APIs; Manage critical services connecting automated picking lanes; Oversee Android POS application releases; Integrate payments and external partner systems; Drive production health via logs, alerts, and rollouts; Review pull requests and split complex features; Debug live issues and test changes on-site in the warehouse
