Jesús Calleja

• Conceived, developed, and successfully launched multiple high-quality applications from scratch on the Apple Store. • Spearheaded the development and launch of new iOS applications for cloud-based digital twin access solutions (IoT). • Managed the maintenance of existing iOS applications, handling tasks from analysis to deployment in production. • Provided ongoing support and played a key role in mentoring new colleagues within the iOS team. • Successfully released multiple high-quality iOS apps without defects, showcasing a commitment to excellence. • Developed and integrated complex systems, collaborating with diverse teams across various technologies like Cloud and Firmware. • Provided crucial support for system analysis, identifying and addressing gaps to ensure seamless "End to End" integration. • Consistently delivered all projects on time, demonstrating strong project management skills. • Managed Apple certificates and the team's developer account. • Contributed to the development and support of various internally developed SDKs. • Implement and document communication between iOS applications and hardware devices using Bluetooth Low Energy (BLE) technology. • Conducted demos showcasing completed app features to the development team and business stakeholders. • Collaborate closely with the design team to enhance UI/UX.

Final client (Dormakaba)