Chord recognition app android jobs

We are looking for freelancers who could capture some data (take some pictures of shelves in retail stores) and test some mobile apps. The work will include: - onboarding - reading the guidelines and playing with the app at home (15 minutes) - at the store: task shouldn't take more than 1 hour Requirements: - Android phone - your location: Dallas area, as close as possible to Carrollton, TX 75006

We're searching for a skilled designer to create a minimalistic UI for our iOS and Android mobile app. The UX must be simplistic yet intuitive drawing from modern design principles. Key Functions: - Beautiful, elegant design to bring our brand to life - Management of our project branded payment card - Navigation of merchant offers and rewards - Navigation of transactional history - Navigation of loading cryptocurrency prior to spending - Additional features.. Ideal Skills and Experience: - Proficient mobile designer for iOS and Android design principles - Prior experience in minimalist and modern design aesthetics - Familiarity with neumorphism is a bonus (may explore this style) - Understanding of financial apps and the uniqueness of cryptocurrency is pre...

We have Andorid TV app built in OS 9 chipmunkband seem to have problem working in Andorid boxes 10 and 11 but work on phone no problem and So we think we may need to upgrade gradle and some depencies Also we need package changed so the upgrade is done it will installed and not conflict with exsisting apps that are same Build .so os will see as a different app Attached are two soure codes similar

I'm in need of an Android app, designed to cater for both phones and tablets. The app is dedicated to astrology, and must include the following features: - Daily Horoscope: A system that can provide daily horoscope readings for users. - Zodiac Compatibility: A feature allowing users to check the compatibility between different zodiac signs. - Birth Chart Analysis: A section for detailed birth chart analysis for users. I'm looking for a developer who has ample experience in Android app development, particularly in the realms of astrology or similar niche markets. Strong UI/UX design skills would be highly beneficial. Please share any relevant portfolio pieces when bidding.

I'm looking to hire a UI/UX designer with a focus on Android devices. The design will primarily be used for my website and app, which aim to sell products/services. Key Responsibilities: - Designing an efficient and visually appealing UI/UX for Android users - Ensuring the design is optimized for web and app usage - Incorporating best practices for e-commerce websites to enhance user experience and drive conversions Ideal Skills and Experience: - Proficiency in designing for Android platforms - Strong portfolio showcasing previous web and app design projects, particularly e-commerce - Understanding of UX principles and ability to translate them into intuitive design - Knowledge of current UI trends and best practices, with a focus on respons...

...experienced mobile app developer to create a new food delivery app. The app should be compatible with both iOS and Android operating systems. Features: - User Registration & Login: An essential feature that allows users to create an account and sign in. - Menu Browsing & Ordering: A menu system that is easy to navigate and enables users to place orders efficiently. - Delivery Tracking: A feature that keeps customers informed about the status of their delivery in real time. Key Payment Options: - Credit/Debit Card: Secure and easy-to-use online payment method. - Cash on Delivery: A popular option where the customer pays upon receiving their order. Ideal candidates for this project should have: - Previous experience in developing food delivery apps....

I'm seeking a video creator to produce a 1-3 minute promotional video for our esteemed "Postgraduate Diploma in Counselling Psychology" program. The video will target career changers specifically. Key requirements and details: - The video should effectively highlight the program's three main selling points: its course recognition by Singapore Association of Counselling, our experienced faculty, and the hands-on practical training the students receive. - Aim for a balance of engaging visuals, compelling narrative, and informative content that appeals to individuals considering a career shift into counselling psychology. - We'll need the final video to be high-quality and suitable for promotional purposes across various online platforms. The ideal candidate ...

I am looking for a professional digital marketer and web designer who can increase my brand's visibility. The main tasks include: - Develop a brand new website designed to highlight my brand seamlessly - Use key digital marketing strategies to improve brand visibility online (as no existing elements are available for the web design...online (as no existing elements are available for the web design incorporation) Ideal candidates will have: - Experience in creating and maintaining websites - Knowledge in Digital Marketing strategies, particularly in improving brand visibility - Ability to work from scratch since there are no existing brand elements The goal is to create a strong online presence that translates into brand recognition. Please place your bids along with previou...

I am looking for an experienced mobile app developer to create a mobile app for IOS and Android devices. Mobile application to manage two devices: The objective is to develop an application to manage two devices via WiFi (can be expanded in the future). We have two devices: sauna and red light therapy panel. They all have a touch control panel and can connect to your mobile phone via Bluetooth and Wi-Fi. Many of the providers even offer you the mobile application already developed (as you can see in the video of the red light panel) but only for each product category. The idea is to make a similar application from which the two devices can be managed (time programming, lighting, power, etc.). And the history of uses/configurations is saved. Please clarify in the re...

I'm seeking a skilled social media marketer to undertake a comprehensive campaign across Facebook, Instagram, and Twitter. My primary target audience is teenagers, young adults, adults with children. Do prefer someone in there USA. The main goals of this campaign are to: - Increase brand awareness: I want to enhance my brand's visibility and recognition among my target demographic. - Drive website traffic: The campaign should lead to a noticeable increase in the number of visitors to my website. - Generate leads: Ultimately, the aim is to convert the increased traffic into leads for my business. This project requires a professional with proven experience in social media marketing, particularly with these platforms. Your approach should be creative, ability to help crea...

I'm working on a PWA application and require a developer to help integrate the following features: - Taking a photo using the phone camera - Saving the photo to a MySQL database - Capturing the GEO Location of the phone and associating it with the photo The PWA will be optimized for both Android and iOS platforms, so experience with development for these platforms is essential. Most of the pages in the PWA is PHP In your application, please provide examples of your past work that are relevant to this project. It will help me evaluate your experience and capabilities.

...handling high-value domain transactions is a must. - You should be well-versed in the intricacies of domain sales, able to identify the right opportunities and negotiate effectively. - Your network and access to premium domain sellers is crucial for a quick turnaround. - While I have not specified the primary goal for this acquisition, a broker who can guide me in aligning the domain with brand recognition, SEO advantage, or a speculative investment would be an added advantage. Timeframe: - This is an urgent requirement and thus, I'm looking for someone who can broker this acquisition for me as soon as possible. - I'm open to offers from brokers with proven track records, even if they come at a premium. Please provide a brief overview of your experience in deali...

I am in need of a skilled developer to create a high-quality Android casino app. Key Features: - User Registration and Login: Users should be able to create accounts and log in to play. - Casino Games: A variety of casino games will be integrated into the app to keep users engaged. - Payment Integration: The app should have secure payment gateways for in-app purchases and withdrawals. - Admin Control: I need a separate admin login with the capability to: - Adjust game rules: The admin should have the power to tweak rules to improve user experience. - Change game outcomes: Admin should be able to modify game outcomes to keep the experience fair and engaging. - Manage user accounts: The ability to oversee and moderate user accounts is crucial. ...

...need a full-fledged messenger app, similar to WhatsApp, developed specifically on Flutterflow. It should be available on both Android and iOS platforms, and operate efficiently in a single (English) language. Key Features Required: - Chat messaging: Users should be able to send and receive messages readily. - Voice Calls: The app should enable voice calls between users. - Video Calls: Users should be capable of video calling one another. - File Sharing: The capability to send and receive files, such as photos, docs, and more. - Voice and Video Sharing: Users should be able to share voice notes and videos alike. - Able to change logo, colors, fonts and app name through admin panel for private and internal use of companies. - I will own the full royalty of th...

Develop and maintain the mobile app on iOS and Android platforms Build a scalable and secure backend infrastructure Integrate third-party APIs and services Collaborate with UI/UX designers to ensure a seamless user experience Perform thorough testing and debugging

Project Details €500.00 – 600.00 EUR 1. Overview The project is to develop a marketplace for iOS, Android, and web, tailored for influencers and companies to book and offer advertisement services. It will support popular platforms like Instagram, Snapchat, TikTok, Twitch, etc.. The app will use a coin system as its currency, allowing users to book or offer advertisements. A transaction fee will be implemented for revenue generation. Users should be able to withdraw earned money. 2. Features 1. Influencer and company profiles for booking and offering advertisement services. 2. Support for multiple platforms (Instagram, Snapchat, TikTok, Twitch, etc.) for a wide range of advertising opportunities. 3. Transaction system using a virtual currency 'Coins' al...

I'm in need of a competent app developer to create a Sparks app for the Android platform. The key feature of the app should be order tracking. Technical Skills and Experience Required: - Proficient in Android app development - Prior experience in creating apps with order tracking feature - Strong understanding of UI/UX for mobile devices - Knowledge in modern design practices Design aesthetics are open for discussion given I've skipped that part in the questionnaire. Deliver an app that is functional, user-friendly, and complements the Sparks brand. Your portfolio showcasing similar projects would be of great interest.

...developer to create an engaging 2D game for both iOS and Android platforms. The main objective of this game is to complete levels, and I envision it in a fun and playful cartoonish art style. Key Requirements: - The game should feature 10 levels in total, each progressively more challenging than the previous. - Implement in-game purchase functionalities to enhance player experience. These should be well-integrated into gameplay without disrupting the user experience. - The game must be compatible with both iOS and Android devices, ensuring smooth performance and functionality on various screen sizes and resolutions. Skills and Experience: - Proven track record in developing 2D games for mobile platforms, particularly iOS and Android. - Proficiency in creating eng...

We're pulling our focus towards the creation of a logo that will significantly boost our brand recognition. While we've not settled on a specific style, we're leaning more into a design that will resonate with our brand personality and ethos. Key elements are: - Color Scheme: Predominantly Green and Yellow. - Style: Open to innovative ideas; minimalist, retro, or modern. Idea candidates for this project may demonstrate: - Exceptional creativity and originality. - Ability to effectively interpret brand narratives into visual elements. - Proven experience in logo and brand design is necessary. - Knowledge of color psychology and its influences on branding is a plus. - Strong portfolio showcasing a variety of styles and industries. We're excited to see t...

Hello! We're looking for an expert in Android or Flutter for an urgent project. Currently, we have the system connected on Android, but the app is lacking in many aspects. We need to connect the system on Flutter and develop the functionalities we need. In Android, we need to implement an ID confirmation and a dropdown category indicating products delivered in the main warehouse, among others. This will help us keep better control over the system. It's urgent, and we need to complete it today! If you have experience in Android or Flutter and can help us with this, please contact us as soon as possible!

I'm looking for a skilled Flutter developer to create a mobile application for both iOS and Android. I'm open to discussing the main functionality of the app with the chosen developer. However, I am particularly interested in including some key features like user authentication, push notifications, and in-app purchases. My ideal professional for this project would have experience in developing Flutter apps that are compatible with both iOS and Android, as well as integrating the mentioned features seamlessly. A good understanding of UI/UX design principles would be a plus. Please feel free to reach out to me if you believe you are the right fit for this project. Thank you.

I'm looking for a seasoned Flutter developer to enhance my existing Android app with Firebase integration. Key Requirements: - We have already developed the are looking for enhancement in existing app. 1) Reduce the Google MAP load time 2) User able to change From Address also. Ideal Skills: - Proficiency in Flutter: As the app is built on Flutter, advanced knowledge of the framework is crucial. - Experience with Firebase integration: You should have a proven track record of successfully integrating Firebase services like real-time database. Please provide examples of previous work demonstrating your expertise in Flutter and Firebase.

...elements: - Bold and vibrant colors: The colors need to be eye-catching and dynamic to make the team stand out on the field. - Abstract patterns: The jersey design should be creative and not just a plain color or basic pattern. I'm looking for something that captures the essence of the game. - Team logo prominently displayed: The team logo should be a focal point of the design, ensuring brand recognition and team spirit. The ideal candidate for this project would have: - Proven experience in designing sports jerseys, preferably for niche sports. - A strong portfolio showcasing abstract, vibrant, and logo-focused designs. - Proficiency in software like Adobe Illustrator or Photoshop to bring the design to life. - Good communication skills to understand and execute my visio...

We are starting a project to develop a QR code payment application called "Metropol Pay" that will run on the Android platform. The application will be designed to perform the following basic functions, with a user-friendly interface: get tokens QR code creation Payment inquiry Cancellation and refund procedures These functions will be exposed via AIDL and can be triggered via App2App from another application. The application will manage Metropol Pay's payment processes, show the user the QR code and query the transaction details. When opened, Metropol Pay will receive a token with a 5-minute validity period from a Token API, then generate the QR code and display it on the POS screen. The screen will be designed to be user-friendly and informative, and the necessary...

...sentence at the front of the sentence. "I like popcorn". I'm seeking an AI developer with proficiency in Natural Language Processing and Machine Learning Algorithms to work on a project that primarily involves Image Recognition and Data Analysis. Key Responsibilities: - Develop and implement cutting-edge machine learning models for image recognition. - Create solutions for data analysis utilizing AI technologies. Skills Needed: - Exceptional knowledge in natural language processing and machine learning algorithms. - Proficiency in Python and C++. - Solid understanding of image recognition and data analysis. The ideal candidate will have a proven track record in AI development, particularly in the specified areas, and be able to translate this expe...

I'm looking for someone skilled in both data science and natural language processing (NLP). The tasks at hand involve sentiment analysis, text classification, and named entity recognition. Key Requirements: - Your experience with sentiment analysis should be strong. - You should have a solid background in text classification and be able to manage a medium-sized dataset. - Experience in named entity recognition is essential for this project. Dataset Details: - The dataset you'll be working with is stored in text files. This is a medium-sized dataset, containing between 1,000 and 10,000 data points. The successful completion of this project will require deep expertise in NLP techniques, a keen eye for detail, and the ability to deliver accurate and efficient an...

I have two projects to do on Android Studio by java language. I'm waiting good offers . Task : Create a Music / MP3 player mobile application in Flutter or in Android Studio that recommends its users the local area popular songs based on their GPS location. Submit the source code and the apk file as Task2.zip. Task : Create a Mobile Application for a Cafe Restaurant to receive orders from its Customers. The Application should offer a list of menu items [For Example: Coffee, Garlic Bread, Cheese Sticks etc.] You can choose the menu items from 4-5 items as per your choice. Try to make the application visually appealing and interactive in terms of graphical user interface (GUI). Demonstrate your coding and presentation skills by creating a short video of "you&quo...

I am in need of an experienced React Native developer to create an e-commerce app compatible with both iOS and Android platforms. The project is expected to: - Transform my existing design into a functioning - Implement necessary features and functionalities for a seamless shopping experience - Ensure smooth compatibility and performance on both iOS and Android Your primary responsibility in this project will be to bring my design to life, with a focus on delivering a high-quality e-commerce app that is efficient, user-friendly, and visually appealing. Experience with e-commerce app development, React Native, and the ability to work across multiple platforms is a must. You need to create a project from scratch You've to follow proper coding stan...

I need a simple Android app that can automatically send messages to a WhatsApp group at random times. The app should: - Allow me to adjust the number of messages sent daily - Send messages at truly random times User Interface: - A simple UI for: - Adjusting the daily message count - Customizing the message content The app does not need to include analytics to track the number and timing of messages sent. More information: Can someone develop an Android app that can do the following: Automatically send a message in a WhatsApp group at random times. For example, send 3-5 messages per day at random times. The number of messages should be adjustable within the app. The messages should be sent between 9:00 AM and 10:00 PM (always at rando...

I'm looking for an experienced ML expert who can help me set up a model for audio analysis. This project is aimed at audio processing, with the goal of predictive analysis, pattern recognition, and potentially fraud detection. Key requirements: - Proficiency in Machine Learning: You should have a strong background in machine learning, particularly in audio analysis. - Experience in Predictive Analysis and Pattern Recognition: The ideal candidate will have experience in both predictive analysis and pattern recognition. - Familiarity with Fraud Detection: While not a must, familiarity with fraud detection would be an advantage for this project. The project duration is estimated to be between 1-3 hours. Please submit your proposal and relevant past experience.

...application in Flutter or in Android Studio that recommends its users the local area popular songs based on their GPS location. Submit the source code and the apk file Projet 2: Create a Mobile Application for a Cafe Restaurant to receive orders from its Customers. The Application should offer a list of menu items [For Example: Coffee, Garlic Bread, Cheese Sticks etc.] You can choose the menu items from 4-5 items as per your choice. Try to make the application visually appealing and interactive in terms of graphical user interface (GUI). Demonstrate your coding and presentation skills by creating a short video of "you" breifly explaining how you coded and ran the simulator in Android studio or Flutter [ Basically, A demonstration video of running the code in ...

Hello, I will need 2 different versions of a very simple booking android app. the important part is the communication with our simple Java (eclipse) backend. Analytical step-by-step details will be sent in doc, together with helpful code and matterial, as well as the java eclipse project of the backend. We will need 2 completely different versions of the same app (completely different gui, comments on code, approach where possibble, all variable and function names, structure and order) Budget is $200 USD for both (2 milestones $140 USD and $60 USD) Deadline: 27/5 for the first and 30/5 for the second

Hello, I'm looking for a professional developer who can create an app for Android camera that can receive live video streams from OBS and broadcast them directly onto the primary screen of the smartphone's camera. The app should be able to convert the stream sent from OBS into a format compatible with the phone's primary camera and display it in high quality. The app should be capable of playing the video directly without the need for an external application, but I need a skilled developer with experience in integrating with OBS and efficiently programming the app. The app should be compatible with the latest versions of the Android operating system. Please provide a detailed quote along with a timeline for delivery if interes...

I'm seeking a talented Android app developer to create a comprehensive educational platform. The app will focus on engaging the user in their learning process through interactive quizzes. Key Features: - Development for Android platform Ideal Skills and Experience: - Proficient in Android app development - Experience in building educational apps would be a plus - Familiarity with integrating interactive quizzes - Strong understanding of UI/UX for educational purposes Your role will be instrumental in shaping a platform that combines educational content with interactive assessments. This is an opportunity to make a significant impact in the field of mobile education.

I'm looking for an experienced Android developer to create an educational app. The app's primary goal is to provide educational content to users. In order to deliver this content effectively, I need the following functionality: - User Accounts: The app should allow users to create profiles and log in. This is essential for tracking progress and providing personalized content. The ideal candidate for this project should have: - Proficient in Java and Android development - Experience in creating user account systems within apps - Prior experience in educational app development would be a plus. Please provide examples of similar projects you've worked on. I'll be looking for someone who can not only deliver a functional app...

I am looking for a talented app developer who has experience creating educational apps for the Android platform. The main focus of this project is to design and develop an interactive educational app that will engage users through quizzes and assessments. Key Requirements: - Expertise in Android app development - Proven experience in building educational apps - Ability to integrate interactive features like quizzes and assessments - Strong understanding of UI/UX principles - Communication skills to ensure project requirements are met The ideal candidate for this role would be a forward-thinking, detail-oriented professional who can deliver a high-quality, user-friendly educational app.

I am in search of an experienced graphic designer to design a logo that exemplifies the essence of my brand. Key Requirements: - Expertise in logo creation - Skill to design in different styles, as we haven't defined a specific one yet - Ability to incorporate the color blue effectively Key Objectives: - Design a visually appealing logo to increase brand recognition - Deliver a crisp and clean design capturing the brand's identity - Adhere to professionalism in design While no specific style is designated, your creativity and innovation are what I'm after. If you have experience designing brand-centric logos, I'd be excited to start this journey with you.

I need a skilled software developer who can help me complete an Android application. The app has two primary functions: - Prevent thieves from shutting down the mobile phone: This is a critical security feature we are incorporating into the app. We need to make sure that the app is robust and capable of preventing unauthorized shutdowns of the device. - Provide customers with quick settings: The app should also have a user-friendly, accessible quick settings menu. This should include battery status, Wi-Fi settings, Bluetooth settings - essentially, everything that can be considered essential for quick and easy access. Ideal skills and experience for this job include: - Proficiency in Android app development - Experience with anti-theft fea...

I'm in need of an Android developer who can create an AI chat application using Kotlin. The project will require the following skills and experience: - Proficiency in Android development with Kotlin - Experience in integrating AI functionalities - Familiarity with AI Chat development - Ability to optimize for performance and scalability - Experiance in Audio/video calling - Knowledge of Firebase Database. -Chatting using Firebase. Please note that the target audience and specific features for the AI chat application are yet to be defined.

I need a tool that will help me process a large amount of images by cropping them automatically to a landscape format. Project UI Link: to a landscape format. Project UI Link: Key Features: - Image formats supported: JPEG, PNG - Output dimensions: landscape (width > height) - Automatic detection and cropping of the main subject of the image is preferable or that can be selected as need. Ideal Freelancer: - Proficient in image processing and recognition - Experience with automation scripts - Strong background in image data manipulation - Familiarity with JPEG and PNG file formats. If you have the skills and experience necessary to develop such a tool, please get in touch.

As a startup business, I'm seeking a skilled designer to create a visual identity that reflects both professionalism and differentiation from competitors. The design should resonate with a residential audience and incorporate warm and neutral tones. Key requirements: - Create a brand recognition strategy - Develop a professional image - Differentiate my business from competitors Ideal Skills and Experience: - Proficiency in designing for start-up businesses - Capability to work with warm and neutral color palettes - Experience in resonating with a residential demographic - Excellent creativity and design skills Kindly showcase previous work samples reflecting the said criteria. Looking forward to an engaging and professional partnership.

I'm seeking an experienced Flutter developer to assist in the creation of an Android application. Key Points: - The main purpose of the app is not yet defined. We are open to ideas and suggestions. - We don't have a specific design in mind, so I'll need the developer to lead the design process. - The primary platform for this app is Android. Requirements: - Proficiency in Flutter and Dart - Experience in designing mobile applications - Strong problem-solving skills and creativity - Ability to work independently and think critically

I need a short, vibrant reel for the launch of a new area in our discount app. The main goal is to introduce new venues to our users, emphasizing on their logos, discounts, and a short text displaying the discount amount. Key Requirements: - 30-second duration: The reel should be concise and engaging, maintaining viewer interest throughout. - Inclusion of video footage: Incorporate clips of the new venues to give users a visual insight into what to expect. - Logos: Each venue's logo should be prominently displayed, ensuring brand recognition. - Discount amount in text: Alongside the video footage, a text overlay displaying the discount amount should be included to amplify the promotional effect. Skills and Experience: - Proven experience in creating engaging promotiona...

Hello am looking for someone to deploy my dating app in playstore i have a source code and i need someone to make the apk file change the app names fix few things and upload it to playstore, i need immediately

I'm looking for a talented app developer to create an E-commerce app for Android. This app is intended to support a relatively small product range, with less than 100 items available for sale. Key Requirements: - Development of a functional and user-friendly E-commerce app specifically for Android devices - Integration of UPI (Unified Payments Interface) as the primary payment method, ensuring a seamless and secure transaction process - Incorporation of essential E-commerce features such as product listings, shopping cart, order tracking, etc. Ideal Skills: - Proficient in Android app development and UI/UX design - Experience in integrating UPI or similar payment gateways - Strong understanding of E-commerce best practices and...

I'm in need of a complete e-commerce platform of a website, native Android and iOS micro services application.

I'm in need of an expert logo designer to create a logo that will fulfill three core purposes: 1. Boost brand recognition. 2. Represent my company's values. 3. Attract our target audience. Even though there aren't any specific symbols or images I'd like integrated into the design, I do have a color preference - Brown. The logo will ideally capture and express our brand's uniqueness, reinforcing our identity in the minds of our audience. A successful freelancer for this project would have an impressive portfolio of past logo designs, and fluency in up-to-date design software. Understanding of color psychology in branding would also be an added benefit. I'm looking forward to seeing your creative executions of this brief.

I'm looking for a talented mobile app developer, well-versed in Flutter, to create a cross-platform application. Here are the key aspects of the project: - Compatibility: The mobile app should be compatible with both iOS and Android platforms. - Primary Function: The primary function of the app will be OCR (Optical Character Recognition). This means the app should be able to recognize and extract text from images. - Data Extraction: The OCR function should be specifically designed to extract text from images and past that text in new screen and make search in that text for list of words if it in that text make it highlighted with different screen for user to write list of the text must be translated to user selected there must be user prof...

I'm looking for a professional logo designer to create a logo that will help boost my brand recognition. The logo will be used both online and in print, so it needs to be versatile in terms of its visual appeal and scalability. Key requirements include: - A strong understanding of design principles and branding strategies - Ability to create a unique and memorable logo - Proficiency in graphic design software for both digital and print formats - Experience in designing logos for various platforms I have some preferred colors in mind, so being able to incorporate these into the design is important. Your expertise in color psychology and its application in branding would be a great asset for this project. Please provide a portfolio of your previous logo design work along wit...

I'm seeking an experienced Android Developer to help me resolve some critical bugs in my Electric Vehicle Charging app. Key Requirements: - Fixing the app crashes: Currently, users are experiencing crashes randomly during the initiation of a charging session. This is a critical problem that needs a quick and effective solution. - Addressing payment processing issues: There are some ongoing problems with the payment processing system within the app. Users are facing difficulties in completing transactions. Ideal Skills and Experience: - Proven experience in Android app development, particularly in addressing app crashes and payment gateway issues. - Good understanding of the charging session initiation process and associated technical ...