We’re looking for an experienced mobile app developer (or team)
9232 USDWe’re looking for an experienced mobile app developer (or team) to build "Jack Approved", a barcode scanner and health rating app similar to “Bobby Approved.” This app will help users scan food items and determine if the product is clean, safe, and approved based on ingredient standards.
What We Need Built:
• Mobile app for iOS & Android (Flutter preferred)
• Barcode scanner
• Integration with a grocery product database (e.g., Edamam, Nutritionix, Go-UPC)
• Ingredient analysis engine that flags harmful ingredients
• Verdict system (e.g., “Jack Approved” or “Not Approved”)
• Optional: user accounts, favorites, grocery lists
• Admin panel to manage product data and banned ingredient rules
• Push notifications
• Future integration of AI assistant using ChatGPT or Perplexity
Requirements:
• Experience building consumer-facing mobile apps
• Proven success with barcode scanning or grocery/nutrition apps
• Experience with OpenAI API or similar AI services (preferred)
• Strong communication and deadline reliability
Scope Of Work
Jack Approved” APP
Scope of Work (SOW)
Project Title:
Development of "Jack Approved" Mobile Application
Project Summary:
"Jack Approved" will be a mobile app that helps users scan grocery products and instantly determine if they meet health and ingredient standards curated by Jack Riess (InsidersHealth.ai). Similar to the Bobby Approved app, it will integrate a product database, barcode scanning, AI-driven ingredient analysis, and optional user accounts.
🔧 Core Features & Functionality
1. User Interface (UI/UX)
• Clean, intuitive, and brand-consistent design (based on health and trust)
• Dark/light mode toggle
• Onboarding tutorial (optional)
• Search bar and barcode scanner on homepage
2. Barcode Scanner
• Use device camera to scan UPC/EAN codes
• Fetch product details from integrated grocery product database
• Support manual entry if scan fails
3. Ingredient Analysis Engine
• Compare ingredient list against a curated database of “banned/harmful” ingredients
• Assign a “Jack Approved” or “Not Approved” verdict
• Show educational breakdown: explain why certain ingredients are flagged
• Support real-time updates to ingredient rules via admin panel
4. Product Database Integration
• Integrate a licensed grocery product API (choose from: Edamam, Go-UPC, MyNetDiary, Nutritionix)
• Support bulk updates and real-time fetching
• Allow adding custom products manually if missing from the API
5. User Features
• Optional user login (email/social login)
• Save favorite “Jack Approved” products
• Create custom grocery lists
• Submit product scan requests or suggest missing items
6. Admin Portal (Web-based)
• Approve/flag products manually
• Add or update banned ingredient rules
• Manage submitted product requests
• View analytics (top scanned items, approval rates, etc.)
7. AI Assistant (Phase 2)
• Integrate with OpenAI GPT API and/or Perplexity or Insidershealth.ai for smart search
• Allow users to ask nutrition questions and get science-backed answers
• Cross-reference with product database where possible
8. Analytics & Logging
• Track scan volume, most scanned items, popular flagged ingredients
• Monitor user engagement (return rate, time in app)
• Store logs for app performance and crash reports
9. Notifications & Updates
• Push notifications for new approved brands, ingredient alerts, or health tips
• Optional email integration (Mailchimp or custom)
10. Monetization & Scalability
• Freemium model (free core features + premium user features in future)
• Prepare structure for in-app purchases or subscriptions
• Affiliate link support to “Jack Approved” brands
• Ensure codebase is modular for future features (e.g. AI plan generator)
🧠 Technical Requirements
Platforms:
• iOS (App Store)
• Android (Google Play)
Tech Stack Suggestions:
• Frontend: Flutter or React Native
• Backend: Node.js, Python Flask, or Django
• Database: Firebase, PostgreSQL, or MongoDB
• Scanner: ZXing / Firebase ML Kit / MobileScanner
• Hosting: AWS / GCP / Firebase
📅 Timeline & Milestones (Suggested)
Phase Deliverable Duration
Phase 1 Wireframes & UI mockups 1–2 weeks
Phase 2 Core app (scanner, database, logic) 4–6 weeks
Phase 3 User features & admin panel 2–4 weeks
Phase 4 QA testing & launch 1–2 weeks
Phase 5 (Optional) AI assistant integration TBD
📎 Deliverables
• Full source code (mobile + backend)
• Admin portal
• Documentation (for API keys, backend admin access, and codebase)
• Deployment to App Store and Google Play
• 30-day post-launch support for bug fixes
-
70 days9232 USD70 days9232 USD
Что с дизайном? Полным тз? Реализовтаь я готов. Свободен и готов к сотрудничеству. Жду вашего ответа, удачного дня.
-
60 days9232 USD
3880 15 0 60 days9232 USDHi,
I’m an experienced Product Manager and Full-Stack Developer with over 10 years of extensive commercial experience.
I cover the full development cycle — from idea to production.
Recent projects I’ve worked on include:
* Qwqer delivery service (qwqer.lv)
* MN hypermarket and MN Go restaurants
… To provide an accurate timeline estimate, a detailed technical specification for the entire project is necessary.
I can send my resume via private message.
-
80 days9232 USD
1498 9 0 80 days9232 USDHello!
Thank you for the detailed description of the "Jack Approved" project — it sounds very interesting, and I see a clear vision and structure. I have experience developing complex mobile applications using Flutter, with integration of barcode scanning, food APIs, as well as AI services, including OpenAI.
🔧 What I can offer:
• Full development of Flutter app for iOS and Android
• Integration with product databases (Nutritionix, Edamam — I have worked with them)
• Implementation of ingredient analysis mechanism with custom set of rules
• Admin panel on Django/Flask or Node.js (your choice)
… • Push notifications, authentication, personal account, shopping lists
• Support for freemium model, future integration of payment systems
• Preparation for scaling and further AI integration
⚙️ We work with Docker, Git, Firebase, AWS/GCP — deployment, CI/CD, maintenance.
🗓️ There is enough time to start this project immediately and follow your phased schedule. I am ready to work step-by-step with regular reporting and testing.
Looking forward to receiving your first task or initial documentation to get started.
-
45 days9232 USD
5957 33 0 45 days9232 USDДобрый день, занимаюсь разработкой на Flutter под ios/android и бекенд Python.
Есть как комерческий опыт, так и опыт создания mvp в одиночку.
Готов приступить к работе уже, бекенд сделаю на пайтоне, бонусом будет веб админка django для управления. Не компания, фрилансер!
-
60 days9232 USD
2662 53 0 1 60 days9232 USDДобрый день!
Есть большой опыт разработки мобильных приложений, в том числе на Flutter/React Native. Хорошо знаком со всеми необходимыми технологиями.
-
1 day9232 USD
162 1 day9232 USDHello, I have reviewed the project, I am ready to start working, I have more than two years of commercial experience in Flutter. Ready to cooperate.
-
55 days9232 USD
99 55 days9232 USDHello,
Thanks for sharing such a thoughtful breakdown. I’ve helped build AI-powered tools and consumer apps that combine real-time scanning, custom verdict logic, and smart backend flows. A few examples of similar systems I worked on:
https://bedtimestory.ai
https://midjourney.com
https://f9hotels.com
For “Jack Approved,” I’d focus on making the scanner and ingredient analysis feel instant and reliable. I’ve worked with nutrition APIs before and also handled logic for custom verdicts based on changing rule sets — this would sync well with your admin panel plans. The AI layer for Phase 2 is right in line with what I’ve done using GPT-based models, and I can keep the groundwork clean so it plugs in smoothly later.
… Glad to explore how we can bring this to life.
Best,
Leonardo
-
60 days9232 USD
1117 4 0 60 days9232 USDHi,
I read through your scope and this app idea makes a lot of sense. It's clear, useful, and has real value behind it. I built full-stack systems with barcode scanning, nutrition databases, and AI integration, so I understand how all the moving parts need to work together from day one.
The structure is big, but if it's planned right, it doesn't have to feel heavy. I'd build the app in Flutter for smooth performance across both iOS and Android. For the backend, I'd suggest something light and stable like Python with Firebase or PostgreSQL, depending on your long-term plan.
The most important part here is the ingredient analysis engine. I worked on similar logic for AI and health-focused tools, where verdicts are based on real data, not just keywords. I can make that logic flexible and easy to manage, even as you grow your rules and product list.
I built projects like https://elysianai.com and https://typefully.com which involved AI workflows and clean logic for user responses. I also handled full builds like https://doubtbuddy.com, https://staystaystay.co.uk, and https://thedesignersclass.cm, where mobile-first design, admin panels, and scalable systems were all part of the stack.
… I can guide the full process from wireframes to App Store launch. If it's easier, we can break the work into smaller steps and move one phase at a time. Let me know how you'd like to go forward or if you want to walk through any part before we start.
Thank you,
-
26 days9232 USD
318 11 1 2 26 days9232 USDGood afternoon) As a specialist working in a coordinated team of mobile developers, designers, backend engineers, and AI specialists, I confirm our full readiness to undertake the turnkey implementation of the “Jack Approved” project — from UI/UX to launch in stores and post-release support.
We have already developed mobile applications with barcode scanner integration, connection to nutritional databases (such as Nutritionix and Edamam), systems for evaluating food ingredients with flexible databases of approved and prohibited components, as well as full admin panels for data moderation and analytics. We possess all the necessary experience to build an architecture that will be easily scalable and adaptable to future changes.
Our team includes a Flutter developer responsible for cross-platform interfaces, a backend engineer with experience building reliable APIs in Python (FastAPI) or Node.js, a UX/UI designer specializing in healthcare and wellness products, a DevOps specialist for setting up infrastructure on Firebase or Google Cloud, a QA engineer for testing, and an AI integrator if you decide to implement an intelligent assistant.
-
30 days9232 USD
122 30 days9232 USDGood afternoon, Our team of programmers has thoroughly studied your project, we specialize in such projects, we are currently developing an AI psychologist, we can also provide a contract and long-term support, we can talk on the phone at any time and provide all the information.
-
99 days9232 USD
355 1 0 99 days9232 USDHello!
We are interested in your project and confident we can implement it at the highest level!
Our team has over 7 years of experience in developing similar solutions, so we can quickly and efficiently fulfill your technical requirements and complete the project in the shortest possible time.
We are ready to discuss all the details and offer optimal solutions in private messages.
Best regards, Valeriia
-
1 day9232 USD
11616 44 0 1 day9232 USDHello, I am interested in this project, ready to communicate. I can meet all your needs. Feel free to contact me!
I will be happy to help you)
-
120 days10 386 USD
267 120 days10 386 USDHello!
To provide a more accurate estimate of the cost and timeline for your project, we need a more detailed technical specification, which we can develop for an additional fee.
We are capable of implementing your project, as our team has expertise in a wide range of technologies, including:
Vue.js, REDUX, TypeScript, MySQL, React, Python, PHP, HTML5, NodeJS, JavaScript, REACT NATIVE, CSS3, MongoDB, Postgres, Laravel, Symfony, Angular, Android, iOS.
Examples of our work, as well as budget and timeline details, can be discussed individually.
We look forward to hearing from you!
-
60 days9232 USD
7672 16 0 1 60 days9232 USDHello.
I have familiarized myself with the task.
There is a team.
Please write to me in private messages to discuss all the project details!
----------------------------------
Private web developer. Experience – 9 years.
Design, layout, development of WordPress websites.
Current freelance projects in the category App Development for Android
Development of a mobile applicationLooking for iOS/Android developers to create gambling applications. Stack: Flutter/Unity/Kotlin/Swift Experience with visuals and designs of Chicken Road/Tower Rush/Plinko, as well as using tools like WebView, Firebase, AppsFlyer, various SDKs. App Development for Android, Apps for iOS (iPhone and iPad) ∙ 1 day 1 hour back ∙ 25 proposals |
Mobile application iOS/Android
20 USD
I am looking for a mobile application developer (iOS and/or Android) to create a training application for beginners and intermediate users. The application should help users with planning workouts, monitoring progress, and motivating them to engage in regular physical activity.… App Development for Android, Apps for iOS (iPhone and iPad) ∙ 3 days 4 hours back ∙ 20 proposals |
Development of the Android application "Poetic Assistant" with AI integration (for personal use)It is necessary to develop a mobile application for the Android OS, designed for creating, editing, and storing poems in the Ukrainian language. The application is being developed for private personal use with an emphasis on quality, convenience, reliability, and… App Development for Android ∙ 8 days 16 hours back ∙ 27 proposals |
Improvement of the mobile application on Capacitor (Android/iOS)About the Project There is an existing website (marketplace with listings) that has already been wrapped into a mobile application using Capacitor. The website runs on: TanStack Start (SSR) Supabase Cloudflare Pages Android (Capacitor) The mobile application needs to be brought… App Development for Android, Apps for iOS (iPhone and iPad) ∙ 8 days 17 hours back ∙ 14 proposals |
It is necessary to create an Android application for affiliate in the i-gaming sector for the Play Market.
16 USD
We need to create an Android application for affiliate in the i-gaming sector for the Play Market. A sample application will be provided privately. The completed work must closely match the provided sample. Anyone with experience in similar projects, please respond. Criteria… App Development for Android ∙ 13 days back ∙ 23 proposals |