jaleel Ur Rehman

• Designed and built SmartChain26, a university web platform, from concept through deployment. • Used HTML, CSS, and JavaScript for front-end development, with Git-based version control throughout.

• Designed and built low-power IoT sensor nodes using ESP32 and LoRaWAN for long-range wireless data transmission. • Integrated BME280, PIR motion sensor, reed switch, and LSM6DS3 IMU for accurate environmental and motion sensing. • Implemented power-saving circuits with S-35710 programmable timers, PMOS/NMOS switching, and efficient LDO regulators. • Verified end-to-end communication in ChirpStack and performed performance testing (current draw, wake-up reliability, battery lifetime) using the nRF Power Pr

• Managed daily operations for a small e-commerce team, coordinating workflows and task delegation. • Led website QA testing, identifying and resolving usability issues to improve the customer experience. • Ran social media marketing campaigns to grow customer reach and engagement. • Integrated and maintained e-commerce platforms (Shopify, eBay) and backend systems, troubleshooting technical issues to keep operations running smoothly.