# Technical assignment (TA) for the development of the mobile application "OnCall AI Interview"
## 1. Project description
**OnCall AI Interview** is a mobile application designed to prepare users for interviews with leading companies. The system uses artificial intelligence to simulate a live interview, analyze responses and provide recommendations for improving skills.
## 2. Main functionality of the application
### 2.1 Registration and authorization
- Registration via e-mail, Google, Apple ID.
- Authorization using an OTP code or password.
- User's personal account with the ability to edit a profile.
### 2.2 Selecting an interview scenario
- Selecting a company (list of popular employers + the ability to customize).
- Selecting a profession (from available categories).
- Selecting the interview language (Russian, English, other languages in the future).
- Selecting the interview format: audio or video.
### 2.3 AI interview process
- Generate realistic questions based on the vacancy.
- Analyze answers (tone, structure, grammar, keywords, confidence in voice).
- AI coaching: tips on improving answers during communication.
- Record time and quality of answers.
- Possibility to retake the interview.
### 2.4 Analytics and feedback
- Generate a detailed interview report.
- Evaluate soft skills, answer structure, English level.
- Visualize results (graphs, scores, comparative analysis with successful candidates).
- Recommendations for improvement.
### 2.5 Monetization
- Freemium model:
- 1-2 trial interviews for free.
- Subscription $15-20/month (unlimited interviews, AI coaching, advanced reports).
- One-time payments for detailed personalized analyses ($20-50).
- Corporate packages (access for HR companies, candidate analytics).
### 2.6 Social functions
- Ability to share results (LinkedIn, Telegram, WhatsApp).
- Gamification (ratings, badges, levels).
## 3. Technology requirements
- **Platforms**: iOS and Android.
- **Development language**:
- iOS: Swift (or React Native/Flutter, if cross-platform).
- Android: Kotlin (or React Native/Flutter).
- **Backend**: Node.js/Python (Django/FastAPI) + PostgreSQL/Firebase database.
- **AI models**:
- GPT (ChatGPT API) for generating questions and analyzing answers.
- ML models for speech and emotion analysis (Google Speech-to-Text, OpenAI Whisper, Affectiva).
- **Integrations**: LinkedIn API, payment systems (Stripe, PayPal, Apple Pay, Google Pay).
## 4. Design and UX/UI
- Modern, minimalist design.
- User-friendly interface for quick interviews.
- Dark/light theme customization.
## 5. Development stages and deadlines
- **Stage 1 (4 weeks):**
- Prototyping and UI/UX development.
- Creating an MVP with basic functionality (registration, scenario selection, basic interview).
- **Stage 2 (6-8 weeks):**
- Connecting AI analytics and prompts.
- Developing detailed reports.
- Integrating payment systems.
- **Stage 3 (3-4 weeks):**
- Optimization, bug fixes.
- Adding social features.
- Launch in the App Store and Google Play.
## 6. Developer Requirements
- Experience in developing mobile applications for at least 2 years.
- Experience with AI/ML technologies is a big plus.
- Understanding of UX/UI design and modern development standards.
- Readiness to provide technical support after launch.
## 7. Budget
- MVP: $5,000 - $10,000 (flexibly, depends on the functionality).
- Full launch: discussed based on the results of the MVP.
## 8. Contacts
[Your contacts for communication]
Greetings
Having thoroughly reviewed your requirements, With extensive experience as a senior developer
well-versed in laravel , Jquery , JavaScript, Graphic Design, PHP, Website Design and HTML Tailwind CSS and confident in my ability to deliver exceptional results.
I am committed to providing top-tier quality and peak performance, ensuring your project is completed on time and exceeds your expectations.
Your satisfaction is my priority, and I am dedicated to achieving outstanding outcomes.
Please feel free to reach out if you have any questions or need further information.
Best regards,
shiv
As a seasoned web and mobile developer with a strong background in AI/ML technologies, I understand the significance of creating an innovative mobile application like "OnCall AI Interview." Your project aims to revolutionize interview preparation using artificial intelligence, and I am excited about the opportunity to contribute to its development.
With over 10 years of experience, I have successfully delivered projects in the fintech, eCommerce, and AI/ML domains, aligning perfectly with the requirements of your OnCall AI Interview app. My expertise in developing user-friendly interfaces, integrating AI analytics, and implementing social functions will ensure the seamless creation of this cutting-edge application.
I am confident that my skills in iOS and Android development, as well as my proficiency in Node.js, Python, and AI models like GPT and ML for speech analysis, make me a perfect fit for this project. I am ready to provide technical support post-launch, ensuring a smooth transition into the market.
Let's discuss how we can bring your vision to life and create a game-changing mobile application. I am eager to collaborate with you and make the OnCall AI Interview app a success. Looking forward to hearing from you soon.
Hello,OnCall AI Interview App Development
I am an experienced mobile app developer specializing in AI-powered applications. I propose developing the OnCall AI Interview app as a cross-platform solution (Flutter/React Native) with a Node.js/Python backend and AI-driven interview analysis.
Development Approach:
✅ Phase 1 (4 weeks): UI/UX design, MVP with registration & basic interviews
✅ Phase 2 (6-8 weeks): AI analytics, real-time feedback, payment integration
✅ Phase 3 (3-4 weeks): Optimization, social features, App Store/Play Store launch
Key Features:
? AI-powered interview simulation
? Real-time analysis (tone, structure, grammar)
? Subscription & one-time payment model
? Social sharing & gamification "
I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. WE WILL WORK WITH AGILE METHODOLOGY AND WILL ASSIST YOU FROM ZERO TO PUBLISHING ON STORES.
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
>>>>>>> We'll share our portfolio in Chat. Let's talk further speak over the freelancer call or chat. <<<<<<
Hello,
Thank you for sharing the details of the OnCall AI Interview app. I propose developing the app using React Native/Flutter for cross-platform support, with AI integration for interview question generation and analysis via GPT, Speech-to-Text, and Affectiva. The app will feature user registration, interview scenario selection, AI feedback, detailed reports, gamification, and social sharing. Payment integration will include Stripe, PayPal, and mobile payments.
Estimated budget: $8,000 - $10,000 for the MVP. Let me know if you have any questions or wish to proceed.
Best regards,
HAMMAD H.
Dear Client,
I have carefully reviewed the technical assignment for the development of the mobile application "OnCall AI Interview." Our team with over 10 years of experience in iPhone, Mobile App Development, and PHP is confident in delivering this project with perfection.
I am keen to discuss the project further and explore how we can bring your vision to life. Please initiate a chat so we can delve into the details and requirements of the project.
Looking forward to the opportunity to collaborate on this exciting project.
Best regards.
Hi there,
How r u? I have had a look at ur project i can handle it well as i have experience in iPad, Android, Mobile App Development, PHP and iPhone. I have worked on similar projects before too. Please initiate the chat and discuss in detail. Waiting for ur kind response.
Regards
Hello,
I can develop the "OnCall AI Interview" mobile app using Flutter for both iOS and Android, ensuring seamless functionality and smooth AI integration. With experience in AI/ML, I’ll implement interview simulations, personalized feedback, and secure payment systems. Let’s discuss the specifics of your project to align the development process with your vision.
For Brief Description Let's have a chat/call, whatever your preferred. I feel glad to talk more about your project.
Best regards,
Zain Ali Tariq
Hello, I HAVE DONE SIMILAR WORK AND I CAN SHOW YOU, I have extensive experience in mobile app development, AI integration, and cross-platform solutions. I can build OnCall AI Interview using Flutter for a seamless iOS & Android experience or React Native for flexibility. The backend will be powered by Node.js/Python with PostgreSQL or Firebase, integrating ChatGPT API, Google Speech-to-Text, and Affectiva for realistic AI interviews. I’ll ensure a modern UI/UX, intuitive navigation, and scalable architecture.
WHAT I OFFER:
1. UNLIMITED CHANGES UNTIL YOU ARE SATISFIED
2. 1 YEAR FREE SUPPORT AND MAINTENANCE POST LAUNCH
3. FULL SOURCE CODE AFTER COMPLETION
With my background in AI-driven applications and secure payment integrations (Stripe, PayPal), I’m confident I can deliver a robust MVP and a polished final product.
So, if you assign me this project, I will do my best to complete it on time. so kindly add me to the chat box for a more extensive conversation
I Look forward to your Response.
Thanks
Anurag
In a previous project, I faced challenges with voice recognition accuracy during AI interviews, which I resolved by fine-tuning the ML models for better performance. I understand that OnCall AI Interview requires smooth registration, dynamic question generation, and detailed analytics. My experience in Swift and Kotlin, along with Node.js for the backend, aligns with your tech requirements. I can create a modern UI that ensures a positive user experience while integrating essential features like payment systems and social sharing. I'm ready to bring your vision to life and provide ongoing support after launch.
Having worked in the IT industry for over a decade, our team at Desun have perfected the art of agile and adaptable app development to meet our clients' unique needs. We've delivered successful mobile applications on platforms like iOS and Android, handling challenges and complexities with great ease. The OnCall AI Interview is a technologically advanced project that bears all the hallmarks of our expertise from mobile app development using React Native/Flutter to backend using Node.js/Python.
As you emphasized, this project requires deep knowledge and experience in AI/ML technologies, which we proudly offer at Desun. We have utilized various AI models such as GPT (ChatGPT API) and ML models for speech and emotion analysis like Google Speech-to-Text, OpenAI Whisper, Affectiva in multiple groundbreaking projects. For instance, we integrated
AI seamlessly into an iPhone app empowering users to analyze their physical fitness by just taking selfies daily. Our understanding of UX/UI design also ensures we guarantee minimalist yet efficient design choices for users' convenience.
Lastly, we assure you 100% dedication throughout the entire project lifecycle. From designing a modernized MVP with optimal functionality within 4 weeks to providing tiptop technical support and maintenance post-launch, we'll stand by you every step of the way in realising this exceptional idea into an outstanding application!
Lets connect to discuss in details.
Regards,
Deb K
Building OnCall AI Interview requires a strong foundation in AI-driven applications, mobile development, and seamless user experience design. My expertise in Flutter ensures a high-performance, cross-platform app for iOS and Android, while leveraging Node.js or Firebase for a scalable backend. AI features like GPT-based question generation, speech analysis (Google Speech-to-Text, Whisper), and emotion detection (Affectiva) can be effectively integrated for realistic interview simulations.
Questions:
1)Would you like to prioritize MVP development first or go for a full-fledged AI integration from the start?
2)do you have any preferred third-party payment providers beyond Stripe and PayPal?
Let’s discuss how to best align this with your vision.
Hi, I am Ronan.
I read you project description carefully and I am excited to express my interest in this project.
With several years of experience in full-stack development, I am confident in my ability to bring substantial value to your project. And also I have various experiences in PHP, Mobile App Development, iPhone, Android, iPad. I am a passionate developer and always strive to implement best practices on all my projects.
I can start the work for you immediately and will do my best for you and your project. Please message me if you are interested in me.
Regards
Hey,
i will develop the oncall ai interview mobile application using flutter for a cross-platform solution on ios and android, ensuring a responsive user experience. authentication will be implemented using firebase auth, supporting email, google, and apple id sign-in, with otp-based login. the backend will be built with node.js and fastapi, using postgresql for structured data storage and firebase for updates. ai-powered interview simulations will use the openai gpt api for generating questions and analyzing responses, while google speech-to-text and whisper will handle speech recognition and emotion analysis. a subscription-based monetization model will be integrated using stripe, paypal, apple pay, and google pay. linkedin api will enable social sharing. analytics and feedback will be visualized using d3.js providing detailed reports and performance metrics. the app will follow a modular, scalable architecture with mvp development in the first phase, focusing on core functionalities, followed by ai enhancements, payment integration, and social features in later phases. deployment will be handled via app store and google play, ensuring compliance with platform guidelines.
I want you to initiate the chat so we discuss your project in detail and then I will send you complete proposal which include detail approach, timeframe and budget.
we can share our portfolio in chat
I look forward to hear from you.
Regards,
Mughira
Hello Dear!
Good Day!
I hope you are doing fine.
My name is Toriqul Islam. I am an expert Web Developer with 10+ years of experience in PHP, HTML5, CSS3, JavaScript, jQuery, Bootstrap, MySql, and different Frameworks.
Hire me and you don't have to worry about your website problems again! I'll add value to your projects by creating astonishing designs and code with high impact and optimized user interaction, leading to bigger conversions.
WHAT PROBLEMS CAN I HELP YOU SOLVE?
Custom Websites Using PHP and Frameworks
e-Commerce Websites (Woo-Commerce and Shopify)
Custom WordPress themes
On-Page and Off-Page SEO
WordPress themes Customization
Database Modeling/Development
WordPress migrations and upgrades
Responsive Coding (Make your website compatible with smartphones, tablets, and desktops)
Website speed and loading time improvements
Cross-browser compatibility
PSD to HTML to WordPress conversion
HTML5/CSS3/jQuery websites based on Bootstrap
I love challenges, talking to my clients, and meeting others’ standards and expectations. I will discuss everything in detail, give my full advice, and deliver the best of my skills.
You are cordially welcome to discuss your project. Thank You!
Best Regards,
Toriqul Islam
With over 2 years of experience in mobile app development, my expertise is perfectly aligned with the requirements of your OnCall AI Interview project. Having worked with AI/ML technologies in the past, I can skillfully integrate GPT and ML models into your app to generate questions, analyze answers including tone, structure, grammar & confidence, and provide detailed interview reports with improvement recommendations. Moreover, I have a comprehensive understanding of backend technologies like Node.js & Python/Django which will come in handy for effective database management and coordination between different systems.
Understanding that user experience is key in applications like yours, I bring a strong background in UI/UX design and a deep familiarity with modern development standards. This means your users will not only enjoy smooth navigation and easy scenario selections but will also have the pleasure of choosing from dark to light themes as per their preference.
As regards budget flexibility, I am open to working within your range of $5,000 - $10,000 for the MVP stage since my priority is seeing the success of the project. And don't worry about post-launch technical support; that's part of my routine package! Let's put my skills together with your vision to create an app that sets new standards in interview preparation. Looking forward to discussing more details.
Being an experienced Full Stack Developer, I'm equipped to handle the development of your OnCall AI Interview App with both hands-on front-end and back-end skills. My ability to design and optimize databases is a crucial asset when building an application like this that relies on AI and data processing. I understand the technical requirements involved in working with AI/ML technologies since I've effectively used them in previous projects to deliver robust software solutions, which could be vital for your app's intricate AI interview process.
Additionally, as a seasoned developer in iOS and Android platforms, I can develop your app in Swift/Kotlin or even cross-platform technologies like React Native/Flutter without compromising quality. My knowledge of Node.js/Python as backend languages paired with PostgreSQL/Firebase database skills ensures seamless server-client communication, which is pivotal for an application like yours.
----------------✔✔Hi, there! I understood EXACTLY what you are looking for!✔✔----------------Having developed a myriad of mobile applications over the past 2 years, I bring the technical expertise and creative innovation necessary for your OnCall AI Interview project. I've honed my skills in mobile app development and PHP languages, specializing in transforming ambitious concepts into functional, streamlined applications.
As an experienced developer, I'm well-versed in creating intuitive user interfaces that promote convenience and efficiency. In addition to my proficiency in meeting your platform requirements(iOS/Android), I understand the importance of backend coordination for smooth functioning. My knowledge with Node.js/Python (Django/FastAPI) along with PostgreSQL/Firebase database administration is key for a robust system integration.
Lastly, unlike others, my job doesn't end with launch. I believe in building lasting partnerships with my clients through providing long-term technical support. I'm excited at the potential of your project and ready to invest my skill and experience to develop a truly transformative AI interview application that aligns seamlessly with your vision. Looking forward to discussing the next steps!
I have carefully reviewed your technical assignment for the OnCall AI Interview app, and I am confident in my ability to bring this project to life.
I have over seven years of experience in mobile app development, AI integration, and backend architecture, I will develop a robust, cross-platform application (iOS/Android) using Flutter or native Swift/Kotlin, ensuring seamless performance.
My expertise in AI-driven interactions will enable the integration of GPT for interview simulations, Google Speech-to-Text for voice analysis, and ML models for feedback analytics. I will build a secure backend with Node.js/Python and PostgreSQL/Firebase, integrating Stripe, PayPal, Apple Pay, and Google Pay for smooth monetization.
The UI/UX will be intuitive, modern, and optimized for engagement, with gamification, social sharing, and a structured interview experience.
Please knock me in chat as I have some queries regarding the project to proceed further,
Shipra
Hello!
Regarding the OnCall AI Interview app, what level of customization is needed for company-specific interview questions?
How important is offline accessibility for interview content and reports?
What are your specific priorities for the initial MVP release features?
I'm confident in delivering a high-quality application meeting your requirements.
I'm ready to discuss your project to give you an accurate quote.
Good day. Which user experience features do you envision for the interview simulation? Incorporating gamification elements could enhance engagement and retention.
With over 15+ years of mobile app development experience, I specialize in iOS (Swift) and Android (Kotlin). I’ve successfully integrated AI and ML technologies, and I understand the nuances of building user-friendly interfaces. Your focus on analytics and feedback aligns with my past projects, where I developed similar functionalities.
The bidding amount is a placeholder ; we can negotiate the budget via chat.
Let’s connect thru’ chat for one to one discussion.
Thanks,
Imran Arshad
PS: Portfolio can be furnished on request.
