Embedded Developer

Embedded Systems Engineer – IoT, ESP32-S3, and Firmware DevelopmentLocation : Delhi (On-site, near Saket, DPSRU Campus)Company : Ekosight Technologies Pvt. Ltd. (Soil Doctor)Type : Full-time About UsAt Ekosight (Soil Doctor), we are building the future of Soil Intelligence — connecting IoT devices, sensors, and data analytics to revolutionize how farmers understand and care for their soil. Our hardware and cloud platforms work together to generate insights from soil data, helping improve productivity and sustainability.Role OverviewWe’re looking for an Embedded Systems Engineer with hands-on experience in ESP32-S3, IoT communication, and firmware development. You will work on developing and integrating firmware for our Soil Doctor devices, managing connectivity, and ensuring reliable data transmission to the cloud.Key ResponsibilitiesDesign, develop, and optimize firmware for ESP32-S3 and other microcontrollers.Integrate sensors, Wi-Fi modules, and DWIN LCD displays for real-time data display.Develop and manage IoT connectivity using MQTT, HTTP, and AWS IoT Core.Handle data acquisition, transmission, and synchronization with cloud services.Debug, test, and optimize device performance and power consumption.Collaborate with the software, hardware, and cloud teams to ensure smooth integration.Maintain proper documentation and version control for all firmware.Required Skills & ExperienceStrong knowledge of Embedded C / C++ and firmware development.Experience with ESP32 / ESP32-S3, including FreeRTOS and Wi-Fi / BLE connectivity.Familiarity with IoT protocols (MQTT, HTTP, TCP / IP).Experience with DWIN / Nextion LCD or similar display programming.Understanding of AWS IoT, MQTT broker, and data pipeline integration.Debugging tools (JTAG, Serial Monitor, Logic Analyzer).Experience in integrating sensors (temperature, humidity, pH, EC, etc.) preferred.Good to HaveFamiliarity with Python or Node.Js for testing or backend simulation.Basic knowledge of PCB design and hardware schematics.Experience with IoT device security and OTA firmware updates.Passion for AgriTech / sustainability / IoT for good.EducationB.Tech / M.Tech in Electronics, Electrical, Computer Engineering, or Mechatronics.Why Join UsOpportunity to work on a real-world IoT + AI + Agriculture system.Be part of a mission-driven team improving soil health and farmer livelihoods.Hands-on exposure from firmware to cloud – full IoT product lifecycle.Great learning curve and potential transition to a core R&D role.