Opto Health – NHS Digital Triage & Patient Streaming Platform Opto Health is a healthcare platform designed to improve patient flow across NHS urgent and emergency care services through digital triage, intelligent patient streaming, and self-service check-in experiences. The platform enables patients to complete symptom-based assessments, be directed to the most appropriate care pathway, and integrate seamlessly with NHS systems and clinical workflows. Built with a strong focus on usability, scalability, security, and compliance, the solution supports healthcare providers in reducing triage bottlenecks, improving operational efficiency, and ensuring patients receive the right care at the right time. Devfied contributed to the development of patient-facing applications, clinical workflows, administrative dashboards, NHS integrations, and secure healthcare data management capabilities. Tech Stack React.js React Native Node.js Express.js MongoDB REST APIs NHS Spine Integration Directory of Services (DoS) JWT Authentication Role-Based Access Control (RBAC) AWS Cloud Infrastructure Docker CI/CD Pipelines GDPR-Compliant Data Handling Healthcare Workflow Automation Real-Time Notifications Admin & Clinical Dashboards Key Features Digital Patient Self Check-In Symptom-Based Clinical Triage Intelligent Patient Streaming NHS Spine Integration Appointment & Referral Management Multi-Language Support Clinical Administration Portal Reporting & Analytics Dashboard Secure Healthcare Data Management Mobile & Web Applications Compliance-Aware Healthcare Workflows

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The Vocal Coach – Mobile Vocal Training Platform (iOS & Android) The Vocal Coach is a mobile-first vocal training platform that helps singers of all skill levels improve their voice through structured lessons, guided exercises, vocal warmups, breathing techniques, performance coaching, and progress tracking. Built for both iOS and Android, the app delivers professional vocal coaching directly to users through an intuitive mobile experience. The platform includes personalized vocal workouts, practice schedules, vocal health guidance, breathing exercises, multiple difficulty levels, and video-based training content developed by experienced vocal coaches. Designed to make professional vocal training accessible anywhere, The Vocal Coach enables users to build consistency, improve technique, expand vocal range, and monitor their singing journey through a highly engaging mobile application. Tech Stack React Native iOS (Swift Native Modules) Android (Kotlin Native Modules) Node.js Express.js MongoDB REST APIs Firebase Authentication Firebase Cloud Messaging (Push Notifications) AWS Cloud Services Video Streaming & Media Delivery Subscription & In-App Purchases Audio Processing User Progress Tracking Analytics & Reporting CI/CD Pipelines App Store Deployment Google Play Deployment Key Features Guided Vocal Lessons Vocal Warm Up & Cool Down Exercises Breathing & Vocal Health Training Personalized Vocal Workouts Practice Calendar & Goal Tracking Progress Monitoring Video-Based Tutorials Multiple Skill Levels Male & Female Vocal Ranges Push Notifications & Practice Reminders Premium Subscription Management Audio Training & Playback Cross Platform Mobile Experience User Profiles & Learning History Performance & Vocal Development Programs Devfied Contribution End-to-end Mobile Application Development React Native Cross Platform Architecture Backend API Development User Authentication & Subscription Flows Progress Tracking System Push Notification Integration Performance Optimization App Store & Google Play Release Support Ongoing Feature Enhancements & Maintenance

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Numente – AI-Powered Mental Health & Wellbeing Platform (Web & Mobile) Numente is a modern mental health and wellbeing platform designed to provide accessible, solution-focused support through a combination of AI guidance, personalized content, guided exercises, and human-centered care. The platform empowers individuals to manage stress, anxiety, burnout, and everyday mental health challenges through interactive self-help tools and AI-assisted conversations. Built for both mobile and web, Numente enables users to access personalized wellbeing resources, track their progress, engage with guided mental wellness programs, and receive support whenever they need it. The platform also serves organizations by helping improve employee wellbeing, reduce burnout, and provide scalable mental health support across teams. Tech Stack React.js React Native Node.js Express.js MongoDB AWS Cloud Infrastructure REST APIs OpenAI / AI Assistant Integration Firebase Authentication Push Notifications Real-Time Messaging Role-Based Access Control (RBAC) Analytics & Reporting Dashboard Stripe Subscription Management CI/CD Pipelines Docker GDPR-Compliant Data Handling Secure Healthcare Data Architecture Key Features AI-Powered Mental Health Assistant Personalized Wellbeing Journeys Guided Exercises & Self Help Programs Stress & Burnout Management Tools Content Recommendations Mental Health Progress Tracking Mood & Wellness Check-Ins Employee Wellbeing Platform Organization Admin Dashboard Secure User Profiles Mobile & Web Applications Real-Time Notifications Subscription & Membership Management Analytics & Engagement Reporting My Contribution End-to-End Web Application Development Cross Platform Mobile App Development (iOS & Android) AI Assistant Integration Backend Architecture & API Development User Authentication & Security Organization & Admin Portals Subscription & Payment Integration Analytics & Reporting Features Cloud Infrastructure & Deployment Ongoing Product Enhancements

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Tudu is a comprehensive study program and test solution platform designed for students preparing for the YKS, TYT, and AYT exams. All your needs, including topic explanations, test solutions, a review plan, and exam analysis, are all in one app. Get one step closer to your goals with Tudu, which improves your study habits, reinforces topics with explained questions, and streamlines your study process. The Best Program for Planned Studying • Create your own course schedule and study plan has never been easier. • Set your daily goals and know what to study each day. • Follow the plan and progress topic by topic. • Feel your accomplishment as you complete the program. Explained Test Solutions and Topic Review • Take exam-level tests in ÖSYM format. • Instantly learn from your mistakes with explained questions. • Cover your gaps with topic summaries and review reminders. • Enhance your study experience with review lists and tracking screens for each topic. Practice Exams and Performance Tracking • Practice exams with practice solutions. • Create an exam plan, track your time, and see your scores. • How many points did you score in each subject, and which topics are missing? • Track your progress with graphs and identify review needs. Advanced Reminders and Tracking Features • Receive scheduled notifications to prevent you from forgetting your study hours. • Stay motivated with prompts like "Today's review is waiting for you!" • Create your own plan, and Tudu will guide you. Which Courses Does Tudu Cover? TYT: Turkish, Math, Science, Social Sciences AYT: Math, Physics, Chemistry, Biology, Literature, Geography, History Who Is Tudu For? “How Should I Study?” Those seeking answers to the question: • Students who want to have a planned and efficient exam preparation process • Those who forget which topic to review • TYT and AYT students who want to improve their test preparation • Those who want to speed up their studying process with topic summaries • Those who want to increase their score with practice exam analyses Why Tudu? • Ad-free, simple, and student-friendly interface • Detailed test solutions, explained questions, and topic review reminders • Build discipline with daily study goals and plan tracking • Take tests, review, complete topics, and track your progress—all in one place • Sets itself apart from its competitors with practice, plan, and program features tailored to YKS preparation Study with Tudu, review topics, and improve your score!

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Mubashar Rasheed

Helping HealthTech, EdTech, FinTech & AI SaaS startups scale