IoT Engineer, Cosysense Ltd
Mar, 2026 - Present
Automating smart-building client onboarding, from signed deal to installed sensors and energy-savings reports. Tech Stack: AWS IoT Core (LoRaWAN), Lambda, DynamoDB, RDS/Postgres, Cognito, React, Tailwind CSS, Shadcn, Vite, Leaflet
Mapped 129 previously undocumented onboarding steps and identified 80% as automatable, worth about 35 hours of team time.
Built tooling that generates client proposals and bills of materials from a building's documents.
Developed remote onboarding and fleet management for LoRaWAN sensors.