Backend system android app jobs

Looking for an experienced Ruby on Rails back-end developer specialized in database management. The focus is to construct a medicine distribution system with a smooth, efficient process. - Key Requirements: * Extensive back-end development experience * Strong database management skills * Proven track record in Ruby on Rails

I'm in need of a talented developer to create a robust and user-friendly ERP system tailored for my school. The system should incorporate a range of school-specific features and ensure that it can handle the significant amount of students enrolled (500 or more). Key Features: - **Student Attendance Tracking**: An essential feature that will allow efficient monitoring of student attendance. It should be easily navigable and facilitate real-time updates. - **Gradebook and Report Card Generation**: A feature that will automate the grading process, enabling teachers to input grades and generate student report cards efficiently. - **Parent Communication Portal**: A secure platform through which parents can access important information about their children's academic per...

Looking for an experienced freelancer to fix a problematic issue in an Android Studio mobile application. Due to large data sets, a specific page isn't functioning properly on some mobile phones (Real Me), which needs to be efficiently addressed. Primary Tasks: - Implement Pagination and Lazy Loading to mitigate issues around large dataset rendering - Optimize data representation from an API that returns text Ideal candidate: - Must have a compelling portfolio demonstrating experience with similar tasks in Android Studio. No need for extensive proposals, I am more interested in your experience and how you've demonstrated it in the past. Let's fix this quick and clean!

I am looking for a skilled individual to revise my R Easy Demand System. Although details weren't specified regarding the exact areas of the system that necessitate revision, the successful candidate will be expected to do a comprehensive examination of the system and propose areas of improvement. Moreover, they will then be responsible for implementing these changes. DELIVERABLES The job will consist of the following: 1. Revise the script to make sure it works, and the estimates are consistent with the Stata estimates (I have the estimates for comparison). 2. Add the script to an existing R package (). I have cloned that package at It will be updated to become easi2. The easi package currently uses 3sls for the estimation

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: - Refactoring and enhancing the UI of my Android app - Improving the layout and design, including color scheme and branding, typography and font styles, iconography and visual elements - Ensuring a smooth navigation flow - Enhancing user interaction and feedback Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirab...

I'm in need of an experienced Flutter Developer who can design an application compatible with both Android and iOS platforms. Key features I'm looking to integrate are: - User Authentication - In-App Purchases At this stage, the requirements for SDK integration are open-ended as this question was skipped previously. Please recommend a suitable option you are comfortable with from the following choices: Firebase, AWS, Google Cloud, etc. Familiarity with Playstore submissions is also a must, ensuring a smooth transition from development to publishing. An ideal candidate for this role would have a solid record of creating Flutter applications for a variety of platforms, along with implementing the features listed above. Your techno-functional expertise would be ...

...to Convert PDFs into images (save the whole pages to images, not just export existing images on pdf); - the package must provide iOS compatibility; - the package must provide a parameter to specify jpeg compression level and preserve colors; - the package must be developed in c#, compliant with .net/.net framework/Mono and ready to be used in windows/ maui ios & android projects; - the developer must provide c#, not hardcoded and fully commented source code; - the developer can't use third party components except for open source ones; - in case third parties components are involved, the develope must ensure us the licenses for third parties components allow distribution/use for commercial purposes; - the developer must sign the feelancer's intellectual property

Seeking a skilled programmer adept in WordPress for custom coding work and form layout adjustments. Requires proficiency in backend management, specifically relating to data capture, viewing, and exporting in Excel format. A highlight of the project entails the customization of our existing WordPress theme and the integration of new, unspecified features. Lack of detailed request emphasizes the need for a freelancer capable of intuitive problem solving. Primary tasks include: - WordPress custom coding - PDF form adjustments - Data capture and export to Excel Ideal candidate should have knowledge and experience in custom coding, WordPress navigation, and form data handling. Exceptional problem-solving skills are highly appreciated. Undefined project elements call for a creative and...

I urgently need a skilled Node.js developer to focus on backend development. The primary task is to integrate a payment gateway. We followed the instructions provided and implemented the following code using server-side Node.js. We utilized ngrok to enable HTTPS connections. We have successfully initiated a transaction using this code in the uploaded file. However, we encountered an issue retrieving the transaction, which should have been provided but is not available. We were advised to handle callbacks and decrypt the response, but we're facing difficulties in doing so. Handling callbacks and post-success payment URLs did not resolve the issue. We now need

I am in need of a proficient and detail-oriented professional to assist with the collection and organization of crucial information for ongoing projects related to the UN System and sustainable development. The main tasks involve: - Note-taking during important meetings, - Creating concise summaries post-meetings, - Writing official statements to support communication materials and documentation. In terms of expertise, familiarity with the UN System, sustainable development, and the 2030 agenda is essential. The ability to distill complex information into clear, succinct notes, summaries, and statements is also paramount. A strong written communication skill is highly desirable. This project is estimated to last for more than 2 weeks and if we like the work will ...

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: token refresh functionality ignore battery optimize permission run at startups functionality UI change 2 new api's refactor code for easier maintenance currently displayes persistent notification dont want it Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide examples of previous relevant work.

...the system remains inaccessible. The datacenter has provided access to the server via sysrcd (SystemRescueCd), but I lack the expertise to efficiently recover the system and get it operational again. I am seeking assistance from experienced system administrators or IT professionals who have expertise in Alamlinux, Virtualizor, and system recovery. The goal is to diagnose the issue, recover the system, and ensure it is functioning correctly. Tasks: Diagnose the cause of the server failure after reboot. Implement necessary steps to recover the Alamlinux9.3 system. Ensure that Virtualizor is properly configured and functional post-recovery. Provide documentation or guidance on preventive measures to avoid similar issues in the future. Skills Re...

I require the development of an Android Java Studio App designed for entertainment purposes with an emphasis on task management as a core feature. Specifications: - The application must be built using Android Java Studio. - It should ideally support up-to-date Android versions. Experience with Java programming language, Android SDK, and Android Studio IDE is crucial. Core Features: - Entertainment aspects to be discussed in greater detail at a later stage within the project. Creativity and ideas for entertainment-focused applications are a definite advantage. Task Management Features: - The app must primarily include the ability to manage tasks. While specific functionalities were not listed, potential features of interest could be cre...

I am a php developer building api project on python , I need someone to assist me on project

...expert who can streamline our payment matching process by integrating Xero with our Procurement system. Key Requirements: - **Manual Matching Override Capability**: The ability to manually match transactions is crucial as it allows us to handle exceptions and discrepancies effectively. Current Discrepancy Handling: - Discrepancies between the systems are currently addressed via manual review and adjustment. The integration should help minimize these instances and make the process more efficient. Ideal Skills and Experience: - Experience in integrating Xero with Procurement systems is a plus. - A good understanding of financial processes and payment matching. - Ability to develop a system that allows for manual override matching. - Proven track record in creating e...

Hello, 80% of the apis are ready , rest 20% are to be done. Total 6 to 8 apis are to be constructed. This is the documentation and completed apis: More details: What specific tasks would you like the Node developer to perform? Backend development What information should successful freelancers include in their application? Experience Are there any specific programming languages or frameworks that the Node developer should be experienced in? JavaScript

I'm in need of a mobile application for both iOS and Android that allows users to capture the food additives list (code numbers) on a product packaging using their phone's camera. The core functionality of the app should involve the following: - Image Recognition: The app should be able to accurately scan and recognize the text from the image of the additives list. - Text Analysis: Automatically provide the official and layman descriptions of all the additives. - Health Impact: The app should also have a feature that provides known health impacts of each additive. Key Features: - Cross-Platform: The app should be developed for both iOS and Android, ensuring a wider reach. - Minimalist Design: The user interface should be simple and mini...

i need to find wordpress plugin and make integration to my website with below detail. reservation system 1. hourly base reservation as we always work at night, today as ours is starting from 5pm until 4am next morning 2. duration (how many hours) and number of people per reservation when request reservation 3. able to post only limited rooms to online (we will make availability with only 3 salas out of 7 salas on online) 4. back end, admin has no limit to post reservation even out of open hours 5. Admin (Backend) able to move reservation hour or reduced / extend duration 6. clients can't change reservation after confirmed or can't cancel 7. reservation status showing either by color or text (sala unassigned/arrived/left) 8. able to work with stripe (payment met...

Hello We need to create the simple web application integrated chatgpt api There are 3 screens only (login/signup, choose model, result pages) We will provide the figma design. Frontend: react Backend: node & python Database: postgre db it will be complete in 2 days, We will hire only freelancers, not agency. If you are good fit for this task, please bid with 'not agency' word. Thanks

My system has been compromised by hackers who have networked my devices through Azure. They are using my cameras and microphones to stream me and my family to the internet, and stealing information. As a result, I have no control over my devices at this point. I am seeking an experienced professional who can assist me in removing the hackers from my systems and ensuring that my personal data is secured. Your primary focus must be on removing these hackers from the system. Key tasks include: - Investigating the extent of the hack and identifying vulnerabilities - Removing the hackers from the system entirely - Securing my personal data - Ensuring control over cameras and microphones is restored Ideal Skills and Experience: - Proven experience in cybersecurity and n...

I'm looking for a skilled developer to enhance the online appointment and payment system on my website. - **Current System**: We are currently using Fittlebug for our online appointment scheduling system. The new system will need to be compatible and integrated with this existing platform. - **Key Features**: We aim to incorporate the following features into the new system: - Real-time Availability: Customers should be able to see real-time availability and book accordingly. - Automatic Reminders: The system should automatically send reminders to customers before their appointment. - Payment Integration: The system should facilitate payment for appointments. - **Payment Integration Details**: Although we're considering int...

...knowledge in WIX and payment gateway integration to build the checkout system of our bulk ice selling business' website. Key tasks include: 1. **Payment Gateway Integration**- The checkout system should incorporate a payment gateway to facilitate secure transactions. 2. **Delivery Address Input** - Allowing customers to input their delivery address to ensure proper and accurate delivery of our products. 3. **Order Confirmation Email** - After a successful purchase, an order confirmation email should be sent to customers for their records. 4. **Design** - Implement a simple and clean design that aligns with the website's current aesthetic. 5. **Delivery Tracking** - Incorporate real-time tracking of deliveries into our system to enhance customer expe...

I am seeking a uniquely skilled developer to create a dynamic logistics application. The primary function of this app is to manage service logistics, enabling efficient assignment of tasks to technical teams. As the demands on the system will be varied, the selected expert should ideally have a strong command of angular 17 for frontend development, and Postgres for backend purposes. Core functionalities: - Service Creation: The app should enable the initiation of services. - Automated Service Assignment: The app should come with an in-built mechanism to assign services to the technical team based on their current availability. - Urgency-based Ranking: Prioritize assignment of services according to urgency, working on a first-come-first-serve basis. ...

...MOSSE with SCRFD for Java Android 2) Implement it in our app by replacing MLKit and connect it to our engine 3) Replace our engine with ARCface The App must be fast and robust. For the 1st milestone deliverables... implement MOSSE tracking with SCRFD for Java Android running the C++ libs. Create a demo app that runs detection and tracking and: 1. shows boxes and tracking ID for each face detected. 2. model size 3. fps 4. face confidence 5. screen resolution 6. Allow the app to run on Android's both front and back camera 7. add a zoom feature if supported by the device's camera. 8. add an option to upload and process recorded videos. no need to do ui/ux design key point is to integrate c++ library with android app Nee...

...The system should support settings for either two-way or single direction vehicle detection, selectable per camera. Multi-Camera Support: The application must handle live feeds from at least three cameras simultaneously without frame skipping. Ensure seamless capturing, detecting, and tracking across all cameras, maintaining high accuracy and performance. Error Handling: Implement robust error handling to ensure the application runs continuously without crashes. Auto-recovery features should be included to handle and log stream interruptions or other common errors. RTSP Streaming Compatibility: Must support RTSP for fetching live video feeds directly from IP cameras. Compatibility with different camera manufacturers and models should be considered. Performance Requirements: The ...

I need to create a new layout for my system in Figma. It is a system based on React.JS

I'm looking to create a custom CRM platform that leverages NFC card technology, and an accompanying iOS app. Here's a breakdown of the project's key components: - **NFC Card Interface Features:** - Payment Processing: Users should be able to make purchases directly through the interface - Access Control: Secure access to certain information or features based on user roles - Loyalty Program Management: Implement a loyalty program to incentivize user engagement - User Portfolio: Users should be able to customize their interface with links, contact information, and product displays - **iOS App Development:** I need an iOS app to complement the NFC interface and provide a seamless user experience across different platforms. Ideal candida...

I am in need of a custom HR Applicant Tracking System with key features including applicant tracking, interview scheduling, and a complete onboarding process. Ideal candidates will have experience in: - Developing HR software with a focus on applicant tracking - Implementing features such as interview scheduling and onboarding - Understanding of workflows and fields customization - Creating user-friendly systems for HR managers The system should be easy to use while meeting the needs of HR professionals. Please consider adding in your proposal any relevant experience you have in this field. Thank you.

I need an Android IPTV development along with a user-friendly panel. - The application should have a user-friendly interface that is easy to navigate. - It should support live streaming capabilities in high quality. - A Video-on-demand library should be integrated to provide a variety of content for viewers. The panel should come with the following functionalities for user management: - User subscriptions management: allowing the administration of user accounts and subscriptions. - Multi-user access control: enabling different levels of access for various users. - User activity tracking: to monitor and analyze user engagement with the platform. Ideal candidates for this project should have experience in: - Developing Android applications, particularly in the field of IPTV....

Java based app backend for tourism activities need 2 things. 1 - add a copy activity in activity page to copie a existing activity content to a new one 2 - migrate backend from vps centosOS to cpanel based hosting.

...Implement secure authentication mechanisms for client connections Design scalable server architecture for hosting on rented solutions and in-house servers Create comprehensive documentation and instructions for server deployment and management Preferred Qualifications: Candidates from the European region are preferred due to potential future travel requirements to our offices Experience with backend development, intranet systems, and client-server architectures Please note that additional project details will be provided upon signing a Non-Disclosure Agreement (NDA) due to the confidential nature of this live project. To apply, please submit your resume, cover letter, and relevant samples of your work. We look forward to hearing from passionate and skilled professionals in th...

Hello, We are looking for a talented and experienced design freelancer to create a template and logo for our online ERP system, under the name "SOLTETI". The template will be based on the existing layout of the following website: [Link to website: ] Project description: Goal: Develop a template and logo for our online ERP system, maintaining the visual identity and functionalities of the website layout provided above. Layout Details: The website layout provided will be made available to the selected freelancer for reference and inspiration. Technical requirements: The template must be compatible with our ERP system and easily integrated. It must follow best design and usability practices. Be responsive, ensuring a consistent experience across differ...

I am in need of an experienced expert to design a dehumidification system for my entire household. Energy efficiency, noise level, and capacity are critical factors for this design. Essential Skills and Experience: - Experience in Environmental Systems Design, specifically for dehumidification or similar indoor regulation systems - Familiarity with designing complex residential systems - Strong emphasis on energy-efficient design strategies - Understanding of noise level control within system design - Experience with different dehumidification system capacities Potential applicants are kindly asked to highlight their experience and give relevant examples of previous work.

I need to create new functions in a system based on React.JS, Java Script

I'm in need of a skilled individual who can design a system that effectively detects overhead power lines. The primary purpose of this system is to prevent accidents from occurring due to the proximity of these power lines. Key Requirements: - Detection Technology: While I'm open to suggestions, I'm leaning towards the use of laser sensors that can accurately detect thin wires. This is crucial as thin power lines can sometimes go unnoticed by traditional detection methods. - Detection Range: The system should be optimized for short-range detection, around 10 meters. This will allow for timely warnings and preventive actions against potential accidents. Ideal Skills and Experience: - Proficiency in sensor technology, particularly laser sensors - Prior e...

...easy-to-use ERP software tailored to the gold and diamond jewellery industry. This system will be integrated with e-commerce and feature several additional modules. Key features required: - Inventory Management: The system should efficiently track our jewellery stock levels. - Sales Tracking: Real-time data on our sales performance. - Customer Management: To maintain a customer database. - Credit Management: Tracking outstanding credit and sending payment reminders. - Finance Management: Tracking income and generating financial reports. - CRM: To maintain good relationships with our customers. - E-commerce Integration: Development of a functional e-commerce website and application. - POS: A point of sale system for store transactions. - WhatsApp Features: Integrati...

Bids: Plea...animations. I prefer to use Tailwind CSS for this project. I need the project completed within 1-2 weeks, so the ideal candidate will have experience working with tight deadlines and be able to deliver quality work within a short timeframe. Tech: Front-end Framework: React.js/Angular with + Typescript Styling: Tailwind CSS Requirements: - Must be ready to be able to be integrated with a backend and have all components and APIs required - Must be responsive (work across mobile/desktop/laptop/tablet screens) - Must not have any spacing/alignment/responsive/font issues or mistakes - Must match design provided - Must use an admin panel theme such as minimals or better - Must have all required animations - Must show progress throughout - Must be tested and look g...

I'm in need of an Android App developer who has a deep understanding of troubleshooting and resolving video playback issues, particularly with MP4 format. Currently, videos within my app are buffering and failing to load fully, which disrupts the overall user experience. - Competencies Required: - Extensive experience with Android App development - Specific experience in handling video-related issues in Android apps - Deep knowledge of MP4 video format in relation to app integration Your task is to diagnose and rectify this issue ensuring smooth and complete video playback. I would appreciate if you include your diagnostic plan in your proposal.

I'm seeking an experienced Android developer for a major interface update to my app. We need to facilitate a better user experience through user interface design enhancements and additional features. Key project aspects: 1. UI Design Updates: - Specifically, I want to improve the layout and navigation of my existing app. This process requires an innovative approach to enhance user experience and navigation flow. 2. Adding New Features: - Although I'm open to your expert suggestions for new features, the direction was not specified upfront. Potential freelancers must be proficient in Android development with a keen eye for intuitive, modern design. Working remotely, your ability to maintain clear communication for updates and changes on a sh...

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: - Refactoring and enhancing the UI of my Android app - Improving the layout and design, including color scheme and branding, typography and font styles, iconography and visual elements - Ensuring a smooth navigation flow - Enhancing user interaction and feedback Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirab...

I'm in need of a versatile and comprehensive ERP system specifically tailored for a jewellery store. This system will need to be compatible with both Windows and Mac operating systems. Key Features: - Inventory Management: A robust tool to manage my stock of jewellery items, including tracking and updating inventory levels in real-time. - Sales and Order Management: A seamless system to handle the processing of orders and managing sales records effortlessly. - Customer Relationship Management (CRM): A centralized platform to store and manage customer information, with a focus on providing personalized and exceptional customer service. - POS & Credit Management: An integrated point of sale system that also incorporates credit management functionalities....

...and Applicant Tracking: Streamline the recruitment process, from job posting to candidate selection, with robust applicant tracking capabilities. 2. Employee Onboarding and Offboarding: Simplify the onboarding and offboarding processes for new and departing employees, ensuring a seamless transition. 3. LLM-Based AI Automation System: Develop an AI-powered system to schedule and conduct initial screening phone calls and first-round interviews with candidates. The system should generate comprehensive reports based on the conversation. 4. Payroll and Accounting Tool: Integrate a payroll and accounting tool to automate payroll processing and manage financial transactions efficiently. 5. Performance Management: Implement performance management tools to set goals, track p...

...an experienced mobile app developer to create a robust application for reselling data eSIM on both Android and iOS platforms. The app will enable user registration, data plan selection, eSIM activation, payment functionality, and additional features as outlined below. Requirements: Platform: The app should be developed for both Android and iOS platforms. Functionality: User registration and login features with secure data collection (Name, email, phone number) for marketing purposes. User consent for data collection and Terms & Use agreement mandatory. Social media login options (Google/Facebook) for simplified registration (optional). Data plan selection and eSIM activation within the app. Integration of payment gateways for transaction...

As the creator of a new system aimed at improving our security, I'm in need of a professional with expertise in the field of hacking and system security. The primary responsibility of this role is to rigorously test the system's security to identify vulnerabilities and suggest enhancements. Key Requirements: - Expertise in network, application, and data security: You should be well-versed in these aspects of security to ensure the entire system is robust. - Ability to identify and address firewall misconfigurations: This is of particular concern, given the specific issues I'm looking to address in the network security. Your role is to simulate various hacking attempts and identify any potential weaknesses in the system's security. This includes: -...

**Job Type**: Full-time **About Us**: We are a startup in stealth mode located in the Bay Area. Our mission is to revolutionize Event management through innovative solutions and cutting-edge technology. **Role Overview**: We are seeking an experienced Backend Developer with strong expertise in FastAPI to join our dynamic team. This individual will be responsible for building and maintaining the server-side logic, ensuring high performance and responsiveness to requests from the frontend. **Key Responsibilities**: 1. Design, build, and maintain efficient, reusable, and reliable FastAPI code. 2. Implementation of security and data protection solutions. 3. Integration with frontend components and third-party services. 4. Define and maintain the database models and schemas using Mong...

I need some Android developer for some easy tasks I need work at low budget I need coder from Pakistan or India

The app is supposed to: - Search for specific product and add it in the cart with all needed information: delivery location, accessories, quantity. (Example: HP laptop with 14in size) - Compare the product price and service quality in the platforms and give results of the comparison. ( example: price in Amazon for the laptop is 1000$, delivery time is 3 days, the reviews are 4 star. Same for other platforms) - Direct the user to the selected platform to complete the purchase. (Example: to purchase the laptop from Amazon)

Seeking a skilled and experienced developer to execute an AI-based Android app meant to perform tasks such as image classification and face recognition. An integral requirement for this role is proficiency in the integration of JNI C++ libraries. The foundations of the project include: - Development of an app compatible with Android phones - Integration and enhancement of machine learning algorithms into the app - The app must process object detection & tracking tasks using machine learning The ideal candidate should have: - Prior experience in Android app development - Strong knowledge of machine learning - Proficiency in the integration of JNI C++ libraries Integral to success in this project is a developer's ability ...

Hello everyone, I'm in search of a seasoned developer with extensive expertise in Telegram bot development. I'm managing a Telegram channel and require your assistance in crafting a sophisticated bot that will greatly benefit our users. ***Please check attachments! It's imperative that you possess proficiency in both frontend and backend development, as I'll also require an admin website to complement the bot's functionalities. As for the bot's specific features, I'm open to suggestions! Take a look at the channel and apply with your creative ideas on how the bot can enhance user experience. Looking forward to hearing your innovative proposals. Thank you! Warm regards

I am seeking an experienced Android developer who can create a bespoke application tailored to specific needs. The following points detail the required functionalities: - The core functionality of the app revolves around Auto Start. It should enable users to select applications of their choice that will force run or auto-start upon device boot. An intuitive user interface for this selection process will be a valued feature. - Additionally, the app needs to support both portrait and landscape screen orientations. Flexibility in switching between the two, without any glitches, is paramount. - Prior experience in developing such system apps that play with Android's core settings would be highly advantageous. Undoubtedly, precision, compatibility, and user-...