Senior Mobile Engineer and Tech Lead with 8+ years of experience delivering high-quality mobile applications at scale. Currently Tech Lead and Senior Mobile Development Engineer at Limbic in London, building an AI-powered digital therapist for clinical settings. I contribute to product and technical decision-making while leading implementation across a React Native stack. Previously Tech Lead at NomadHer, where I scaled a global travel app to 160,000+ users, and led enterprise app delivery at AppToYou, including the Bocconi University app used daily by 40,000+ students. I thrive in fast-paced, distributed environments and enjoy mentoring engineers and raising engineering standards.

Alex Cannizzo

Senior Mobile Engineer and Tech Lead with 8+ years of experience delivering high-quality mobile applications at scale. Currently Tech Lead and Senior Mobile Development Engineer at Limbic in London, building an AI-powered digital therapist for clinical settings. I contribute to product and technical decision-making while leading implementation across a React Native stack. Previously Tech Lead at NomadHer, where I scaled a global travel app to 160,000+ users, and led enterprise app delivery at AppToYou, including the Bocconi University app used daily by 40,000+ students. I thrive in fast-paced, distributed environments and enjoy mentoring engineers and raising engineering standards.

Available to hire

Senior Mobile Engineer and Tech Lead with 8+ years of experience delivering high-quality mobile applications at scale. Currently Tech Lead and Senior Mobile Development Engineer at Limbic in London, building an AI-powered digital therapist for clinical settings. I contribute to product and technical decision-making while leading implementation across a React Native stack.

Previously Tech Lead at NomadHer, where I scaled a global travel app to 160,000+ users, and led enterprise app delivery at AppToYou, including the Bocconi University app used daily by 40,000+ students. I thrive in fast-paced, distributed environments and enjoy mentoring engineers and raising engineering standards.

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Experience Level

Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Advanced

Work Experience

Tech Lead - Senior Mobile Development Engineer at Limbic AI
August 1, 2024 - Present
Tech Lead within one of Limbic’s core product teams, responsible for the technical direction and delivery of an AI-powered digital therapist used in clinical settings. Contribute to product strategy, feature definition, and go-to-market decisions with product leadership, clinicians, and the CEO. Lead mobile architecture and implementation across React Native and Next.js, balancing rapid experimentation with clinical-grade reliability and compliance. Designed and implemented multi-region infrastructure (EU & US) within the mobile client to support GDPR and HIPAA requirements, optimizing data residency, latency, and privacy. Built and evolved therapeutic features powered by custom LLMs and owned the AI chat/messaging architecture using React Query, Jotai, and storage strategies. Led Voice AI experiments, drove experimentation via A/B testing, and owned end-to-end mobile CI/CD pipelines. Mentored engineers and set engineering standards across mobile and product boundaries.
Tech Lead / Senior Mobile Engineer at NomadHer
January 1, 2023 - June 30, 2024
Oversaw development of NomadHer, a social media and travel app for solo female travellers with 160,000+ users globally. Spearheaded user-centric features such as profiles, direct messaging, event management, and Stripe payments integration. Optimized app performance using Redux, TypeScript, Next.js, Firebase, and ElasticSearch. Improved database queries with ElasticSearch. Implemented facial recognition for registration. Utilized Google Analytics for custom event tracking and onboarding/hiring, documentation, and code reviews.
Senior Mobile Engineer at Smart RC
January 1, 2022 - January 1, 2023
Developed a finance app for banking networks such as Fideuram, SPI, and Intesa San Paolo. Enabled users to view financial information and manage portfolios using RESTful APIs for data handling and secure user management. Delivered detailed financial views and investment charts.
Senior Mobile Engineer at You@B Pro App
January 1, 2022 - August 1, 2024
Led a team of 6 developers building Bocconi University’s official app with 40,000+ daily users. Developed interactive map features, NFC/QR booking, and custom calendar experiences. Integrated BLE beacon technology via Native Modules for accurate location tracking. Implemented real-time updates using push notifications and server-sent events.
Senior Mobile Engineer at Rome Radio Apps
January 1, 2022 - August 1, 2024
Led development of three official radio apps for Rome: Retesport, RadioRomaCapitale, and Radiosei. Integrated audio streaming, custom audio buffering, and background playback functionality with RESTful APIs for news and sports/business updates. Implemented background audio modes with auto-play and auto-pause.
Senior Mobile Engineer at Smart RC / Smart RC (Finance app)
January 1, 2022 - December 31, 2023
Built a finance app for banking networks including Fideuram, SPI, and Intesa San Paolo. Enabled users to view financial information and manage portfolios using RESTful APIs. Delivered detailed financial information and investment charts, and supported secure user management across banking networks.
Senior Mobile Engineer at Easy WiFly
January 1, 2022 - August 1, 2024
Developed a government app providing free WiFi to citizens in collaboration with telecom partner “3” and WiFi provider “Cloud4Wi”. Implemented geofencing, push notifications, Google Maps integration, and seamless WiFi connectivity via custom profiles and background tracking. Added GPS geofencing/background tracking and supported hotspot/POI experiences via Google Maps. Implemented automatic WiFi profile installation for connectivity.
Senior Mobile Engineer / Team Lead at You@B Pro App
January 1, 2022 - August 1, 2024
Led a team of 6 developers building Bocconi University’s official app for 40,000+ daily users. Developed interactive map features, NFC/QR code bookings, and custom calendars. Integrated BLE beacon technology via native modules for location tracking. Implemented real-time updates using push notifications and server-sent events.
Team Leader / Senior Mobile Engineer at To You Group
January 1, 2021 - August 1, 2024
Led development and release of multiple iOS and Android applications using React Native. Directed creation of MIR Spiro (leading spirometry app on Mac App Store) and You@B Pro, Bocconi University’s official app used daily by 40,000+ students. Managed projects using Scrum/Agile and waterfall methodologies in both remote and in-person environments.
MacOS Developer at MIR Spiro
January 1, 2021 - August 31, 2022
Developed the top-rated spirometry app for MIR on the Mac App Store. Built using Swift with an MVVM architecture, ensuring offline functionality and supporting in-app purchases. Collaborated with medical teams for algorithm integration and implemented business logic in Swift using storyboards and programmatic UI.
Tech Lead / Senior Mobile Engineer at To You Group
January 1, 2021 - August 1, 2024
Led development and release of multiple iOS and Android applications using React Native. Directed creation of MIR Spiro on the Mac App Store and You@B Pro, Bocconi University’s official app. Delivered projects using SCRUM/Agile and waterfall methodologies in both remote and in-person environments. Worked across cross-functional teams and contributed to architecture, implementation, and delivery of production mobile features.
iOS Developer at PalFish
January 1, 2018 - November 30, 2021
Developed an online English learning platform with built-in video calling and interactive slides. Managed teacher/student scheduling and messaging systems. Implemented video calling with lesson slides, schedule management, and integrated the messaging system using Swift and Objective-C with proprietary libraries.

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Industry Experience

Software & Internet, Healthcare, Financial Services, Travel & Hospitality, Education, Government, Media & Entertainment, Professional Services, Telecommunications