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1. High-Potential Skills for "Duo-style" Learning Duolingo's format works best for skills that can be broken into discrete, repeatable units (micro-learning). Category-specific Skill Examples - Technical: Coding syntax (Python, SQL), Excel formulas, Cyber-security basics. - Academic: Mental math, Historical timelines, Biology terminology, Hindi grammar. - Lifestyle: Music theory / Sight-reading, Chess tactics, Cooking techniques, First Aid. - Professional: Project management terms, Sales scripts, Medical coding, Soft skills (IQ/EQ). 2. Essential "Duolingo-Style" Features These are the mechanical parts of the habit-formation engine. - Streak Mechanic: Heart of the app; include "Streak Freezes" to prevent rage-quitting. - Bite-Sized Lessons: Lessons finishable in 3–5 minutes. - Progressive Difficulty (Scaffolding): Path/Tree UI showing completed nodes and upcoming items. - Immediate Feedback Loops: Every interaction gives sound/visual cues; wrong answers feel like "not yet." - Leagues & Leaderboards: Weekly brackets (Bronze → Diamond) with XP rewards. 3. Design Elements & UX Principles - Visual Style: Flat & saturated colors; avoid corporate blues/greys. - 3D Tactile Buttons: Thick bottom border and press animation. - Mascot as Emotional Interface: Mascot celebrates and reacts to misses. - Frictionless Onboarding: Let users try first lesson before requiring account creation. - Safe Failure: Gentle animations (shake) instead of harsh red screens. - Ending on a High Note: Last question slightly easier than the hardest one. 4. Technical Strategy - Backend: Flask for Leagues logic and Streak calculations. - Frontend: React or React Native for interactive "juicy" UI. - Content: Use AI (GPT) to generate varied quiz questions from a fixed curriculum. Subscription / Tiers (KSV Branding) - KSV Standard (Free): Limited hearts, ads, basic AI. - KSV Plus: Unlimited hearts, ad-free, advanced AI features. - KSV Max: Full AI, roleplay and advanced feedback. Notes - Replace narrative "Stories" content with skill lessons and practice modules. - Preserve social features (leagues/leaderboards) and reward mechanics (hearts, gems, XP).
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Hello!! " Learner app like duolingo style "I have similar kind of expertise and work experience. I am having more then 10+ years of experienced in programming and i believe that i can start working step by step and achieve the project goal in short time frame. successfully implement this project from start-to-finish. Let's come together and create a platform that not only propels your business but also stands out prominently within the marketplace. Awaiting for your positive response. Thanks Christina >>>>>>> We'll share our portfolio in Chat. Let's talk further speak over the freelancer call or chat. <<<<<<
$2.500 USD trong 7 ngày
8,4
8,4

With over a decade of experience in developing high-performance solutions, I understand your goal of creating a learner app similar to Duolingo. My background in scaling apps for over 1 million users and high-security systems in FinTech perfectly aligns with the challenges of developing a complex educational platform like yours. A strategic insight for ensuring scalability and engagement is to leverage AI technology, like GPT, to generate diverse and challenging quiz questions for learners. My past success in building Telegram Mini Apps serving a large user base showcases my ability to handle the complexity of a project like this. I invite you to reach out to discuss further details and create a roadmap for the successful development of your Duolingo-style learner app. Let's collaborate to bring your vision to life effectively and efficiently.
$2.400 USD trong 30 ngày
8,4
8,4

Hi, I can develop your Duo-style learning platform with engaging 3–5 minute skill lessons, progressive learning paths, and strong gamification. I have already developed similar learning platforms with interactive lessons, XP/rewards, streaks, leaderboards, and user progression systems. I’ll preserve the engaging social/reward mechanics while replacing Stories with structured skill lessons and practice modules. 2 questions: Do you already have the curriculum/content structure, or should we build the initial curriculum together? Do you prefer React web, React Native mobile, or both for the MVP? Thanks Rahul
$3.000 USD trong 30 ngày
7,1
7,1

Hallo!! I can build your Duolingo-style KSV learner app with 3–5 minute lessons, streaks, hearts, XP, leagues, leaderboards, mascot reactions, and a smooth React Native + Flask backend. * Which skill should we launch with first? * Do you need Android and iOS from the first release? * Do you already have KSV branding and mascot designs? The optimal solution is a scalable React Native app with Flask APIs, gamification logic, AI-generated practice, subscriptions, and a clean PWA-ready structure. I have already completed relevant learning and gamification projects. Let’s turn each lesson into a small win users want to repeat every day. Let’s discuss the details in a chat conversation. Beste Grüße, Farhin B
$1.515 USD trong 10 ngày
6,9
6,9

Hi, I can build this as a Duolingo-style micro-learning platform while adapting the mechanics specifically for KSV’s skill-based curriculum. I’d use React/React Native + Flask, with a modular lesson engine supporting 3–5 minute lessons, progressive difficulty, streaks/freezes, hearts, XP, gems, leagues and leaderboards. AI can generate question variations from your fixed curriculum while keeping content controlled and reviewable. The UX will focus on bright visual design, tactile buttons, mascot reactions, instant feedback, safe failure and frictionless onboarding. KSV Standard, Plus and Max can be implemented with feature-based access and subscription management. I’ll structure the system so new subjects and lesson types can be added without rebuilding the core platform. Deliverables: UI/UX → lesson engine → gamification → AI content layer → social/leaderboards → subscriptions → testing → deployment. I’m available to discuss the MVP scope and milestones.
$5.000 USD trong 45 ngày
6,4
6,4

Hi I have read your requirements and I am sure I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. I am having expertise in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native and for web and backend on react js and node js, Python Django. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$2.000 USD trong 30 ngày
6,5
6,5

Hi, this is a well-specified gamification build — the habit-formation mechanics (streaks, leagues, scaffolded difficulty) are the real engineering challenge here, not just the UI skin. Approach: Backend: Flask handling streak calculations (with grace-period logic for streak freezes), league bracket assignment/rotation (Bronze→Diamond, weekly resets), and XP/hearts state — all server-authoritative so nothing can be gamed client-side. Frontend: React Native for a single codebase across platforms, with the path/tree UI as a scrollable node map showing progress, and "juicy" feedback (animations, sound cues, shake-not-red-screen on misses) built as reusable interaction components from day one — this consistency is what makes the habit loop actually work. Content: GPT-based generation producing varied quiz questions from your fixed curriculum per skill category, with a review/caching layer so generated content stays consistent in quality and doesn't regenerate unnecessarily on every session. Onboarding: first lesson playable before account creation, exactly as specified — reduces drop-off at the highest-friction point. Subscription tiers (KSV Standard/Plus/Max) gated cleanly at the entitlement layer, ready for Stripe/RevenueCat integration. Happy to discuss curriculum scope and which skill categories launch first, plus a milestone breakdown once aligned.
$1.500 USD trong 4 ngày
6,4
6,4

Hi there, good day! Could the first release focus on one specific skill category and curriculum? Based on your project, we understand you need a learning platform that turns short skill lessons into a daily habit through game mechanics and instant feedback. We’re a UK-based development agency experienced in building interactive web and mobile products with scalable backends. We would first map the learning loop, lesson structure, progression rules, and subscription differences before designing the main screens. Then we would build the core lesson engine and gamification system before connecting AI-generated content and social features. Finally, we would test progression, rewards, account flows, performance, and different learner scenarios before release. Questions: 1) Should XP rewards vary according to lesson difficulty and completion speed? 2) Will learners earn gems through lessons, streaks, achievements, or purchases? Here’s what we’re going to deliver you: * Fully functional mobile application. * One-month post-launch support. * 24/7 ongoing chat support. Budget and timeline are flexible. Let’s connect via chat or a quick call to finalize the details and get started! Cheers, Darian.C From Red Feather Solutions
$3.000 USD trong 7 ngày
6,4
6,4

Hello! Based on your project description, you are looking to build a Duolingo style learner app focused on engaging micro learning experiences across different skill categories. The app will include 3 to 5 minute lessons, progressive learning paths, streaks, hearts, streak freezes, XP, gems, leagues, leaderboards, rewards, instant feedback, mascot interactions, and a frictionless onboarding experience. It will also support KSV Standard, Plus, and Max tiers with different AI and premium learning benefits. I will focus on delivering a fun, polished and highly engaging learning experience with smooth lesson flows, rewarding interactions, clear progress tracking, and a strong social motivation system. I will also structure the app so your curriculum can expand into multiple subjects while supporting AI generated practice, personalised feedback, subscriptions, and future learning modules. I specialize in mobile app development with 7+ years experience and I have done similar work in past please open the chat window so I can share with you. Thank you for considering my proposal. I look forward to hearing from you soon. Best regards, Nikita Gupta.
$1.500 USD trong 36 ngày
6,1
6,1

Hello! I am glad to say that i have already developed an Duolingo style learning App focused on skill based micro learning, where users can complete short 3 to 5 minute lessons, progress through structured learning paths, earn XP, maintain streaks, compete in leagues, and receive instant feedback. The platform will combine engaging gamification, AI generated practice content, and subscription tiers under the KSV branding to make learning consistent and habit forming. I can help take this from learning flow and UI UX through React or React Native development, Flask backend implementation, AI content generation, streak and league logic, subscriptions, leaderboards, rewards, and scalable architecture. The experience can be designed around the playful visual direction you described, including the mascot, tactile interactions, progressive difficulty, hearts, gems, XP, and frictionless onboarding. I specialize in interactive mobile applications, gamification systems, AI integrations, subscription based products, and scalable backend development. I would structure the learning engine so new skills, subjects, lessons, and question types can be added without changing the core application. Let’s connect to discuss the first skill, learning journey, and gamification priorities so we can shape a focused MVP with the right foundation for future subjects. Best regards, Nikita Gupta
$2.000 USD trong 45 ngày
6,1
6,1

Hi, I'm Federico — systems engineer and full-stack developer with fifteen years of experience, a good chunk of it on e-learning platforms and consumer apps where retention mechanics and clean data modelling decide whether the product works. So I'd model XP, hearts, gems, streaks, and league placement as a proper ledger from day one, not fields patched onto a user row. Practically: Flask for the leagues and streak logic like you've specced, React Native for the "juicy" front end so the 3D tactile buttons, shake-on-miss animations, and mascot reactions land on both platforms from one codebase. The AI question generation runs against your fixed curriculum with validation before content reaches a learner, and the KSV Standard/Plus/Max tiers hook into subscription entitlements that gate hearts and AI depth server-side, never client-side. One scoping question: which skill vertical are you launching with first? A coding-syntax course and a music sight-reading course need very different question types, and that decides how flexible the lesson-content schema has to be.
$2.250 USD trong 7 ngày
6,3
6,3

⭐⭐⭐⭐⭐ Create Engaging Learning Experiences with Duolingo-Style Features ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and see you're looking for someone to design effective learning modules. You don't need to look any further; Zohaib is here to help you! My team has already completed 50+ similar projects in creating educational content. I will focus on breaking down skills into bite-sized lessons and ensuring user engagement through interactive features. ➡️ Why Me? I can easily design your learning modules as I have 5 years of experience in educational content creation, specializing in micro-learning, UX design, and interactive features. My expertise includes curriculum development, user interface design, and feedback mechanisms. I also have a strong grip on various technologies, ensuring a comprehensive approach to your project. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. I look forward to discussing this with you in our chat. ➡️ Skills & Experience: ✅ Curriculum Development ✅ UX/UI Design ✅ Interactive Learning Modules ✅ Micro-Learning Techniques ✅ User Engagement Strategies ✅ Educational Content Creation ✅ Feedback Mechanisms ✅ Technical Writing ✅ Visual Design ✅ Project Management ✅ React Development ✅ Flask Backend Development Waiting for your response! Best Regards, Zohaib
$1.800 USD trong 2 ngày
5,6
5,6

✋ Hi There!!! ✋ THE PROJECT GOAL IS TO BUILD A DUOLINGO-STYLE SKILL LEARNING APP WITH GAMIFICATION, AI PRACTICE AND ENGAGING UX 1. Build 3–5 minute lessons with progressive difficulty and a clear learning path. 2. Implement streaks, streak freezes, hearts, XP, gems, leagues and leaderboards. 3. Create React or React Native tactile UI with mascot reactions and smooth feedback animations. 4. Develop Flask backend logic for streaks, leagues, users and subscription tiers. 5. Integrate AI-generated quiz questions while keeping content aligned with a fixed curriculum. Similar gamified learning, React Native, Flask and AI education platforms have been completed with engaging progression and reward systems. <-- Questions --> 1. Which skill category should be prioritized for the first curriculum? 2. Will KSV subscriptions require Stripe or another payment provider? Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$1.511 USD trong 11 ngày
5,1
5,1

hello there , I can build your KSV Duolingo-style learning platform with the same engaging micro-learning philosophy while creating a unique KSV identity rather than simply copying another product. Key Features 3–5 minute interactive lessons Skill path/tree with progressive difficulty Weekly leagues & leaderboards Gamified animations, sounds and instant feedback AI-generated practice questions and personalized feedback Frictionless onboarding with a trial lesson KSV Standard, Plus & Max subscription tiers Progress, achievements and learning analytics Responsive web + mobile-ready architecture Recommended Stack React/React Native + Flask/Python + PostgreSQL, with AI integration through an LLM API. The backend will manage users, curriculum, XP, streaks, leagues, subscriptions and AI-generated content. The focus will be on making learning feel fun, rewarding and habit-forming, with a polished tactile UI, responsive mascot interactions and a scalable curriculum system that can support coding, academics, professional skills and lifestyle learning. I can provide the complete source code, documentation, deployment and post-launch support. looking forward for your response thanks
$1.500 USD trong 25 ngày
5,2
5,2

Hello, "React Native Learning Path + Flask Gamification" - you need the habit loop to feel rewarding, not just a collection of quiz screens. I’d build the core lesson path in React Native with 3–5 minute lessons, immediate answer feedback, XP, hearts, streaks and streak freezes. Flask would handle the rules that must stay consistent across devices, especially streak calculations, leagues, XP and leaderboard rankings. I’d also keep the curriculum/question generation separate from the app UI, so AI-generated questions can be reviewed or changed without rebuilding the mobile app. Should the first version target Android and iOS together, or should we launch one platform first? Looking forward to working with you. Truong
$1.500 USD trong 1 ngày
5,0
5,0

I understand you're building a Duolingo-style learning app, and the core challenge is segmenting complex skills into digestible, repeatable units. My experience developing interactive educational modules, particularly for technical skill acquisition like coding syntax trainers, directly addresses this. I've successfully designed systems that track user progress through granular learning objectives and provide immediate, targeted feedback, mirroring the effective engagement loop you're aiming for. My technical approach will involve a modular architecture, likely utilizing a microservices pattern for scalability and maintainability. For the front-end, I'd recommend React or Vue.js for its component-based structure, facilitating the creation of reusable learning cards and interactive exercises. The back-end could leverage Node.js or Python/Django for rapid development and robust API creation. We’ll implement a database schema optimized for tracking user mastery of individual skill components, enabling personalized learning paths and spaced repetition algorithms. Version control with Git and CI/CD pipelines will ensure efficient development and deployment. To ensure we're perfectly aligned, could you elaborate on the specific technical skills you envision being taught initially? Also, what are your thoughts on the backend technology stack for handling user progress and content delivery at scale? I’m eager to discuss how my expertise can bring your vision to life.
$2.541 USD trong 21 ngày
4,2
4,2

Hello, "Flask + React Native Duolingo‑Style Learner App" - you need a gamified micro‑learning platform with streaks and leagues. I’ll build the backend with Flask, using Celery workers to update streaks and league rankings in near‑real time, while the React Native front‑end delivers smooth, animated lessons that finish in 3–5 minutes. OpenAI will generate varied quiz questions on‑the‑fly, keeping content fresh. A similar AI‑driven modular proposal engine I delivered shows my ability to integrate LLMs and automation: https://www.freelancer.com/projects/ai-content-creation/Powered-Modular-Proposal-Engine/reviews To keep users engaged offline, I’ll add a Progressive Web App fallback that syncs progress when the device reconnects, ensuring streaks aren’t lost. What is the total number of skill categories you plan to launch with, and do you have any existing content files for the initial lessons? Looking forward to working with you. Artur Giżycki
$2.200 USD trong 10 ngày
4,3
4,3

Hi, We’re interested in building your Duo-style learning platform with the same engaging micro-learning and habit-building approach. We can develop the complete system with **React/React Native, Flask/Python backend, AI-generated quizzes, streaks, hearts, XP, gems, leagues, leaderboards, progressive learning paths, subscriptions, and gamified lesson flows**. We’ll focus on making the lessons short, interactive, responsive, and enjoyable, with smooth animations, instant feedback, difficulty progression, and a clean KSV-branded experience. We can also implement the **KSV Standard, Plus, and Max** subscription tiers with the appropriate feature and AI access controls. Happy to discuss the curriculum, screens, and MVP scope. Regards, Vijay
$2.000 USD trong 7 ngày
4,1
4,1

I’m an experienced Full-Stack and Mobile App Developer with expertise in React Native, React, Python/Flask, AI integrations, gamification systems, and scalable learning platforms. I can build your KSV learning application inspired by Duolingo’s engagement model while tailoring it for technical, academic, lifestyle, and professional skills. The platform will include streaks, streak freezes, hearts, XP, gems, leagues, leaderboards, bite-sized lessons, progressive learning paths, AI-generated quizzes, and adaptive difficulty. I’ll design a vibrant, mobile-first experience featuring tactile buttons, mascot interactions, instant feedback animations, and frictionless onboarding to maximize user retention. **Proposed Stack:** React Native (iOS/Android), React Web Admin, Flask APIs, PostgreSQL, Redis, Firebase Push Notifications, OpenAI integration for dynamic content generation, and AWS/VPS deployment. **Skills:** React Native, React, Flask, Python, AI/GPT integrations, gamification systems, mobile UI/UX, leaderboards, subscription systems, analytics, Firebase, PostgreSQL, and scalable SaaS architecture. I’ll deliver the learner app, admin panel, subscription management (KSV Standard, Plus, Max), AI-powered lesson generation, social features, documentation, deployment setup, and complete source code with a scalable foundation for future expansion.
$1.500 USD trong 3 ngày
5,3
5,3

With my extensive 8+ years of experience in mobile app development, I am your perfect match for this project. I have a solid foundation in both iOS and Android platforms, including React Native, which aligns with your requirements. I've developed highly scalable and performance-driven applications, always with a keen focus on creating fluid and user-friendly interfaces. Your description of the backend work with Flask pairs well with my backend expertise, especially in areas like leagues logic and streak calculations. Speaking of databases, I'm well-versed in MySQL, PostgreSQL, and MongoDB, and would be comfortable integrating them into your app as needed. What further sets me apart is my past significant work experience in AI automation and database visualization - two key aspects mentioned in your project proposal. These skills will prove their worth when it comes to implementing varied quiz questions generation from fixed curriculum using AI-based GPT techniques. Lastly, I take great pride in delivering solutions that are not only functional but also aesthetic. Be it adopting flat & saturated colors or designing a 3D tactile button with thick borders for better interactions; I strive to create experiences that please the user. For all these reasons, I am excited to bring my expertise to your team on this project. Let's get in touch and turn this idea into an incredible app!
$2.000 USD trong 7 ngày
3,7
3,7

Salem (M.Corp.), India
Thành viên từ thg 8 13, 2026
$1500 USD
$30-250 USD
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$750-1500 USD
₹12500-37500 INR
₹12500-37500 INR
$250-750 USD
$30-250 USD
$10-200 USD
₹15000-22000 INR
$30-250 USD
₹600-1500 INR
$10-30 USD
£250-750 GBP
$250-750 USD
€5000-10000 EUR
$25-50 USD/ giờ
$250-750 USD
₹37500-75000 INR
$30-250 USD