Doubly linked list java işler

I'm seeking an experienced developer to integrate an AI chatbot into my existing Android Java chat application. This is a minor project, significantly aimed at enhancing customer engagement, user experience, and automating customer service. Key Features: - Proficient in Natural Language Processing (NLP) to facilitate smooth and efficient interactions with users. - Capable of directing users to live support whenever required, providing a seamless handover from AI to human support. Ideal Skills: - Strong experience in Java and Android application development. - Prior work with AI chatbot integration, NLP specifically. - Excellent problem-solving skills and creativity in implementing AI functionality. Do you own these skills? I would love to hear from you. Let's ...

Project Description: I am looking for a skilled Java developer to help enhance a personal project involving an agent-based simulation model. The project requires adding sophisticated features to an existing simulation that models agent interactions within an environment. Project Details: Enhance Agent Interactions: Develop and integrate methods for agent movement and aggregation to simulate complex social behaviors within the simulation environment. Simulate Social Dynamics: Implement features that allow agents to "date" locally, using advanced algorithms to manage movement and interactions. Dynamic Agent Management: Add functionality to dynamically introduce new agents into the simulation, reflecting the natural flux of a social environment. Behavioral Rules Implementa...

I'm in need of an experienced Java Selenium APIs tutor to help me automate test cases for two business web applications. Requirements: - Expertise in Java programming and IntelliJ for test automation. - Proficient in Selenium and APIs, particularly in creating automation scripts. - Knowledge of Cucumber for implementing BDD framework. - Ability to guide and advise on the automation process. This is a collaborative effort, I'm looking for someone who can not only help automate my test cases, but also teach me how to do it effectively. Also due to Coles VPN and restricted access, the job has to be online with connecting to my computer either through meetings with share screen or sharing through git hub!

I have a Java application currently running on Java 8 that demands an urgent certificate update. The application connects with an AWS RDS instance using PostgreSQL and current requirements necessitate an upgrade to a new certificate. Upon successful import and upgrade of the new cert in the AWS environment, the change then needs to be effectively verified through a manual testing process. Skills & Experience required: • Profound understanding of and substantial experience in Java 8 • Experienced working with AWS RDS (specifically PostgreSQL) • Capable of certificate upgrade & import in AWS • Well-versed in manual testing procedures. Please, only submit a proposal if you can meet the aforementioned conditions.

I need someone who can develop and debug test automation, with a Java/Selenium/Maven/TestNG framework, for an Intranet web application. The automator should be located in Washington, DC, USAor in a metro-accessible DMV (DC/Maryland/Virginia) location. I need someone who can work next to me physically, as I am unable to allow anyone to remotely access my laptop because the project is running on a work computer and network, which is why I need someone local. Nobody on my team or project has experience with automation, and I'm having trouble with several framework design difficulties and test execution issues, which is why I need help. Outline of requirements: - Proficiency in Java programming language, Selenium, and TestNG - Be located in a metro-accessable DMV area, and ...

We have custodial crypto wallet app and system on cloud environment. Please create design document for that. Language Java platform Heroku for app side and DB side on AWS

...handling capabilities. - Experience with Intermediate-Level Programming: The task requires someone with experience handling tasks that go beyond basic calculations. - Ability to Work Under Time Pressure: This task has a tight deadline as it's due tomorrow, so you need to be able to work efficiently without compromising quality. My task is: Create a library that implements a stack via a linked list. Only positive numbers in the range of the number of bytes that will be entered when creating the stack will be able to be stored in the stack. The stack will be able to be saved to and loaded from a binary file. The binary will be in the given format - the first byte will be the range of numbers to store, followed by the numbers themselves stored on the stack. Save and lo...

As an AI specialist, my primary objective is to le...Developing and integrating natural language processing algorithms for sentiment analysis and customer feedback processing - Ensuring the AI system is well-equipped to provide personalized and efficient services to our customers Ideal Candidate: - Proven experience in Machine Learning and NLP, with a strong portfolio of successful projects - Proficiency in Python (preferred) and familiarity with Java and C++ for AI development - Strong problem-solving skills and an innovative mindset to drive AI-driven customer satisfaction improvements - Excellent communication skills to collaborate with the team and understand our customer needs Your expertise will play a crucial role in shaping our AI technology to deliver exceptional custome...

Many people say this is not possible but there are a few apps that can do this. I need an Android project in JAVA not Kotline and maybe with C++ code that integrates seemlessly which allows me to record a phone call. Technically I do not need a recorded file - I need an AudioRecord object returned that I can plug into my current code so I can process the phone audio NOTE: This is not for voice but for things like dial tones etc so AudioSource.VOICE_RECOGNITION does not work because it seems to block / noise cancel the audio I need.

I'm looking for a capable Java Spring Boot backend developer, with a special emphasis on user authentication and authorization. Your tasks will comprise of: - Designing and integrating a robust two-factor authentication system - The two-factor authentication must employ the SMS methodology Qualifications include substantial experience with Java Spring Boot, depth of knowledge in creating and managing secure user authentication systems, and a comprehensive understanding of two-factor authentication, preferably with SMS authentication. Please provide examples of your prior work related to user authentication and two-factor authentication systems. I can't wait to collaborate with someone who's as enthusiastic about this project as I am!

I'm desperately seeking the services of a highly experienced cybersecurity expert. I've been encountering multiple issues with my phone and internet provider for over a year now. Here's my predicament: - I've been noticing strange devices connected to my internet, far exceeding the number of devices I own. I recently discovered twenty-three odd devices linked to my account. - In addition, the apps on my phone are shuffled and changed around - without me initiating such changes. - Adding fuel to fire, I received a breach of security letter from AT&T, making me seriously concerned about the security of my digital spaces. The successful candidate should have substantial experience in handling such cybersecurity issues, demonstrating robust track records ...

...users. This project is centered around social media analysis and trend prediction. Key Points: - You will only be required to generate a list of followed accounts' IDs for each user that is provided - The data you collect will be used to predict trends in user behavior and preferences Ideal Skills and Experience: - Proficiency in data scraping, particularly from social media platforms - Familiarity with Instagram's API and limitations Further notes - I am very familiar with scraping in general myself. There are many obstacles with Instagram - namely, the endpoint where the 'following' list is found requires a logged in sessionid. I have a very large list of users (11 million overall) that I need this data found for. Honestly, I'd prefer ...

I am seeking a DevOps and Java expert who can assist in streamlining my operation using cloud backend. - You will implement Infrastructure as Code (IaC) and Continuous Integration/Continuous Deployment (CI/CD) practices. - AWS, Microsoft Azure, and Google Cloud Platform (GCP) will be the preferred cloud platforms. Familiarity with these platforms is crucial for success. - This project's main goal is to optimize our operations. Hence, a track record of successfully streamlining operations is highly desirable. - Experience in cloud backends and Java is a must. In short, I will need someone with robust experience in DevOps, Java, and multiple cloud platforms for this project. An expert in optimizing operations through infrastructural enhancements would be an idea...

...simulation with animated cars and an entrance control, all done in Java. The project has a tight deadline and I need it completed as soon as possible. Key Requirements: - Development of a simple, yet realistic highway traffic simulation - Implementation of entrance control system - Animation of cars in Java Ideal Skills and Experience: - Proficient in Java programming - Experience with real-time simulation development - Strong understanding of traffic management systems - Ability to create engaging and interactive animations - Committed to meeting tight deadlines The project is straightforward in terms of concept, but requires a high level of technical skill to execute effectively. If you have a strong background in Java and animation, and are confident...

...purchasing codes Adding video veterinary consultations Link with added value Adding new offers for customers 8 sections (birds - bird supplies - cats and pets - cat and pet supplies - customer offers - video veterinary consultations - bird hotel - pet delivery) Modern and new design, good arrangement, speed of application and ease of browsing Required technologies Java OS Android ios Application techniques Swift java Required to be received Interface designs, programming codes, full application programming from design to launch - Developer with iOS Experience: The freelancer should have ample experience in iOS application development. Expertise in Objective-C or Swift would be a plus. - Live Chat Functionality: The application should include a real-time chat f...

I'm in need of an experienced AWS Java Specialist who can provide ongoing support for my project. My work involves the use of Lambda functions, DynamoDB integration, S3 bucket management, and CDK Implementation. The ideal candidate has a wealth of experience in these areas and can confidently assist me in navigating through the technical aspects of this project. Key Responsibilities: - AWS Lambda functions creation and management - Integration of DynamoDB - S3 bucket handling - Implementing and assisting with CDK Skills & Experience: - Proficient in AWS Java technologies - Past successful experience in the roles above - Understanding of Amazon Builds - a unique aspect of this task - Good communication skills and a team player mindset Please detail your past exp...

You are asked to create an Excel file (FILE A) that: 1) Automatically extract data from another Excel file (FILE B) which is located in an FTP folder and which is updated every day. 2) The FILE A must extrapolate the data from the FILE B based on some filters that can be set or changed. For example, a filter could be the Brand or the Price. 3) The output (FILE C) of FILE A must be a .CSV file composed of 3 columns: SKU, Quantity and Price. 4) The final part is that this FILE C is saved inside another FTP folder. This entire 1+2+3+4 process must be done automatically every day at a certain time without the intervention of an operator.

I am seeking an Android app developer experienced in creating calendar apps. My ideal freelancer will be able to: - Implement reminder notifications. This is a key feature of the app that will need to be developed with an option for the user to customize the time of notificatio...key feature of the app that will need to be developed with an option for the user to customize the time of notification. - Ensure synchronization with Android's native calendar app is seamless with the reminder notifications. - Develop an effective Task Management system within the app. - Provide a weekly view option for users to navigate their schedule. Desirable skills: Android Development, Java, UI Design, and Database Management. Previous experience creating or working with calendar apps would b...

I am seeking a skilled data scrapper to retrieve specific information from 'Website 1'. a full comprehension of various types of data is needed for a successful scrape. The types of data required include: - Textual content - Metadata Specifically, within the textual content, I require: - Titles - Descriptions - Prices - Linked products - Related products An ideal candidate would demonstrate extensive experience in data scraping, with a keen focus on retrieving accurate and relevant information. A good understanding of e-commerce sites and familiarity with Metadata and APIs will be advantageous. Please, I urge you to utilize ethical scraping methods in accordance with the rules and regulations of the source website. Looking forward to working with a meticulous and...

I'm in need of a Google Sheets scripting expert who can help me create a bidirectional data transfer system in Google Sheets. - The task involves transferring ALL data from one main sheet to multiple other sheets. - The data should be copied as well as linked to the other sheets. - The script should work bidirectionally, meaning any changes made in the source sheet should be reflected accurately in all the other sheets and vice versa. Ideal Skills and Experience: - Proficiency in Google Sheets scripting, specifically working with data transfer and bidirectional systems. - Knowledge of how to copy and link data between sheets. - Experience in creating and maintaining bi-directional data systems. - Ability to ensure that the script performs seamlessly even when handling a large...

My old Android slot machine app is proving incompatible with the latest ve...version of Android Studio. Despite having imported the necessary Android package in the project, I'm unable to build the app. I keep encountering an error message stating "java: package does not exist". Here's what I need: - Identify the source of the build failure - Fix the "java: package does not exist", making sure the app builds successfully - Verification that the app is working perfectly in the current Android Studio version The ideal freelancer for this job would have extensive experience with Android Studio, and debugging skills for identifying and solving build problems. Knowledge with Java and past experience in fixing similar errors will be an a...

We are seeking a talented and experienced Java/Kotlin Developer to join our development team. The ideal candidate should be proficient in software development principles and practices. In this role, you will work on a variety of projects, from developing new features to maintaining and enhancing existing applications and creating Unit Tests. Key Requirements: - The application must be compatible with Android and iOS - I'm aiming for a high level of testing coverage, specifically continuous integration tests that run with every code update. Please bid with relevant examples of your work and an outline of how you would approach the testing of a Kotlin-based Android app.

Analista Programador Senior Certificado en Genexus con experiencia comprobable mínima de 3 años Manejo de Genexus versiones Evo2 y 17 Manejo de complemento Work with plus Programación de aplicaciones JAVA y C# Desarrollo Web Services Bases de Datos relacionales

I'm in need of a skilled Python/Java developer who can help me build a full-stack accounting web application. Key aspects of this project include: - **Main Feature:** The most crucial aspect of this accounting web application is its financial reporting capabilities. The financial data will be taken from Excel and XML. There will be financial reports (P&L, Balance Sheet, Cash Flow) and graphs to show the financial status. - **Technology Stack:** I require the project to be developed using Python/Java as the primary programming language. - **Database:** The application should be built using MongoDB for its databases. Ideal candidates should have: - Proficiency in Python/Java and MongoDB. - Experience in developing accounting or financial applications that i...

In this project, I require a developer to expand my current user registration system in Java. Specifically: - Add a new screen that allows for user registration data manipulation. It should allow for adding and editing users within the system. - The new screen should also display the department and role of each user. Both roles and departments are already defined in the system's backend. - This new screen should only be accessible to admin users. They should have the capability to not only view but also edit the department and role details. Ideal Skills and Experience: A candidate with solid experience in Java, database management, and user interface design will be best suited for this task. Familiarity with system permission allocation and principles of good design ...

אני מחפש מפתח אפליקציות אנדרואיד מיומן ליצירת פלטפורמת חנות אפליקציות אנדרואיד בקנה מידה קטן. המטרה העיקרית של פלטפורמה זו היא לספק למשתמשים גישה למבחר של כ-10 יישומים להורדה. יש לפתח את האפליקציה בשפת JAVA בלבד. יש לספק לי את קוד המקור לשימוש אישי ולשינויים עתידיים. תכונות עיקריות: 1. מערכת רישום ואימות: • המשתמשים יידרשו להירשם באמצעות שמם המלא וכתובת האימייל שלהם בלבד. • האימות יתבסס על סיסמה חד פעמית (OTP) שנשלחה לכתובת הדוא"ל שסופקה על ידי המשתמש. • יושמו מנגנוני אימות חזקים כדי להגן מפני ניסיונות מעקפים והזרקות זדוניות. 2. מנוי שנתי: • תהליך ההרשמה יכלול תשלום באמצעות כרטיס VISA עבור מנוי שנתי. • תוקף המנוי יהיה לשנה ממועד הרכישה. 3. פונקציונליות נוספת: • למשתמשים עם מנוי פעיל תהיה אפשרות להוריד אפליקציות מהחנות לאחר אימות ...

I'm on the lookout for a specialist who brings proficiency in both ASHLAR and MIST to the table. Your main objective will be: - Create a small demo App using VB.NET to illustrate implementation of...explanation are available on various sites : Purpose is to understand and learn these two techniques, in VB.NET. It is quite possible that we may find an expert of ASHLAR, but they may not know VB.Net. ASHLAR and MIST are both in JAVA... I will accept if some one can make a simple demo app in JAVA also, My aim is simple to understand this technique and also to see this in practical demonstration using sample Images. Not too strict about text in Project Details.

I'm in need of a skilled Java developer to create a desktop application with a modern and sleek user interface for the Windows operating system. The application will be to develop and maintain trading applications. - User authentication: The app should have a secure and user-friendly authentication system that allows users to log in and access the application's features. - File management: The app should provide users with the ability to manage files and folders in an intuitive and efficient manner. - Data visualization: The application should also include interactive and visually appealing data visualization features that enable users to analyze and interpret data effectively. The developer should have strong experience in Java programming and desktop applicati...

I'm in need of a proficient JAVA Jasper developer to design multi-chart - bar, line, and pie charts specifically. You will be using data from a MySQL database. Ideal skills and experience: - Advanced knowledge in JAVA Jasper - Experience in chart design - Proficiency in manipulating and extracting data from MySQL Databases Key responsibilities include: - Designing and implementing interactive and visually appealing multi-charts in JAVA Jasper - Building robust connections to MySQL database - Ensuring the seamless extraction of data from the MySQL database to be used in the charts. Your expertise will be crucial to conveying complex data in a clear, concise manner. It's critical that you're able to design in JAVA Jasper, use MySQL databases, a...

Hello, I want a website kind of single product selling, usually in the latest tech stack; the front end can be in angular, react, etc., and the back end can be in Java/Kotlin-based micro-services, with relational db support. Initially, we can launch a website on a cloud basis infra. Later, we can move it to locally. First, I want to have a demo short of; if you understand the requirements, you can suggest ideas, design, and update requirements accordingly, having a product mindset and Indian market. I am a backend tech person, so I understand all this easily and very broadly, but I want to invest my time in product ideas and business, not website creation, myself. We will start with basic things as below: Showcasing what product we have, its benefits, cost, how beneficial for w...

We are currently extending our Java Spring application and are searching for support within the area of Spring Authorization Server and Security. We want to use Spring Authorization server within our multi-tenancy approach. We need to provide different logon mechanisms starting from OAUTH2 (Azure, Google, ..), over Social Logins, API Tokens and regular JWT Tokens. We are searching for somebody who can support our development team in this area.

Indian Expert JAVA Developer required for desktop application customization. Need senior only. not easy work.

We have a software written in c++ and we will like it to be linked to our tuning software winols is this something you can help me with Basically i have developed a software to turn off certain functions in a engine control module. You cannot code the software to work with every ecu every software version. So lets say the user selects mercedes then selects edc17c66 ecu and want adblue dpf egr off the software will send the file they have uploaded to my winols and in my winols there will be a file for that sw version ecu and it will make all modifications taking the modifications from the modified file in my winols database and export the file back to the end user who is using the software And winols has a plugin called winols lua. Thats how you can make communication with winols e...

I am in need of a skilled software developer with superior expertise in Android mobile app development. The operating system I am interested in is Android and the software to be developed is a mobile application. However, the main function of the mobile app is yet to be defined, but this shall be communicated clearly once a freelancer is selected. Ideal Skills: - Android Development - Java - Kotlin - UX/UI Design Experience: - Proven experience in mobile app development - Portfolio of released applications on the App store or the Android market - Solid experience in mobile app development life cycle.

The project is about writing a program that will be a solution to the problem of feasting philosophers I prefer to call them monks because it seems more logical. So the monks sit in a circle and eat rice, but not all of them have two chopsticks on the table in front of them that can be lifted (monks always use two chopsticks to eat rice. An image from Wikipedia is helpful in illustrating this. For a monk to eat, he needs two chopsticks, so after they finish eating, they put them on the table, then the person sitting next to him, either on the right or on the left, can pick up the chopstick (everyone eats for the same amount of time, at the end everyone must be full equally). After eating, monks put their chopsticks on the table, do not pass them to each other and do not communicate with...

I'm looking for a skilled freelancer to extend the font list on my website specifically under the 'Vinyl Lettering' category. - The project involves adding new font styles to an existing list. - Each font should have a corresponding sample. - I would like to display up to a maximum of 100 font samples. Ideal Skills: - Web development - Graphic design - Proficiency in dealing with fonts and typography Please note that the client has skipped questions regarding font styles and format of the samples, so you would need to consult with them on these aspects. The fonts should be listed, and when selected, the "Sample Text" should change to show the appropriate look of the selected 'font style' please fix and update with the font names

I need an experienced cucumber expert to write down test cases using the Gherkin language for the testing of my Java-built REST API. • The testing will involve a Java-based REST API implementing OAuth 2.0 for authorization. • You will require knowledge and experience in both Java and REST APIs. • Proficient in API testing methodologies, and identifying endpoints and corresponding HTTP methods. • The ability to build comprehensive Gherkin scenarios is critical. An ideal freelancer should be proficient in Java, familiar with REST APIs, and experienced in using Gherkin language for API testing. Experience in OAuth 2.0 authentication method is also necessary.

I'm looking for a skilled Java developer to implement a web-based Uno card game. The project involves multiple layers and components, all of which need to be developed from scratch. Key requirements: - Database Layer: You will need to integrate sqlite for data storage and retrieval purposes. - DAO Layer: Implement a Data Access Object layer for connecting the business logic with the database. - Server Layer: Develop a RESTful web service to manage the game's logic and handle user interactions. - Frontend: Create the game's user interface using JavaScript, CSS, and HTML. The design should be moderate, with pleasing aesthetics and some animations. Importantly, use only the library for this purpose (). Modify this to match UNO Card Game

As an experienced Python programmer with a focus on OCR and deep learning, I'm looking for a savvy Python developer who can help develop an OCR Model using machine learning or deep learning. The model will be used specifically for complex math equations. The details are as follows: - Dataset: Unfortunately, I currently do not have a d...between 80-95%. A capability to improve this rate in the future would be seen as a significant plus. My ideal candidate will have experience with: - OCR and ML/DL model development - Sourcing or creating datasets - Achieving optimal accuracy levels for OCR models This role requires a deep understanding of Python and machine learning methodologies. Knowledge of other programming languages like Java and C++ would be considered a plus but is...

I'm in need of a proficient...strong proficiency in software development - A deep understanding of Windows OS The program should possess an essential feature which is a correct word-breaking routine. Furthermore, it should empower users to define their own word-breaking rules. Prior experience programming in languages compatible with Windows OS is vital. Preferred skills for the job would include: - Programming languages, C++, Java, Python - Windows application development - Ability to work with language processing algorithms This project requires someone who understands the intricacies of typing programs and the Thai language, someone who can create a software catering specifically to the users' needs. It's a challenging yet rewarding project for anyone who excels...

I need a skilled Android developer to update my existing Android app's code to generate a signed APK for submission ...app's code to generate a signed APK for submission on Playstore. Key requirements: - The current version of the app is not specified, but I need the code to be updated to the latest standards. - The task is focused on code improvements and updating; there are no specific changes or enhancements to be made to the app's UI/UX, resolving bugs, or adding new features. Ideal Skills: - Proficiency in Java and Android Studio. - Experience with app updates on Google Playstore. - Ability to efficiently navigate and modify existing code. - Capability to generate a signed APK. This is a straightforward task for an experienced Android developer. I look forwar...

I'm in need of a skilled Java developer to create a Java application for my project. Key Requirements: - The application should be designed for efficient data processing. Additional Details: - The application doesn't need to interact with any other systems or APIs.

I am in need of a Java Developer with a high level of proficiency in Java programming. The main purpose of this project is system integration. Key Requirements: - Expertise in Java programming and object-oriented programming is essential. - Prior experience and track record in developing applications for system integration would be a big plus. - Knowledge of software development practices and methodologies. The ideal candidate should be able to understand complex system requirements, design and develop Java-based applications that can seamlessly integrate disparate systems for efficient data flow and communication. Your ability to ensure the application is scalable and robust will be crucial for the overall success of the project. A proactive approach, probl...

...pages to showcase offerings. • Support Page Update: Revamping the support page to enhance user experience. • Partner Portal: New portal for partners with enhanced features and better usability. • Downloadable Gated Material: Implement content gating to generate leads while offering valuable resources. • Blog: Optimized for engagement and SEO to retain traffic and boost search rankings. • Forms Linked to Calendly: Integration of forms with Calendly for efficient appointment setting. 3. SEO and Localization • SEO Preservation: Implement strategies to maintain existing SEO value during the site transition. • Internationalization: The site will be translatable into Portuguese, with potential for further language additions. 4. Platform and Customizab...

We are seeking a highly skilled and experienced Java GUI Developer to design, develop, and enhance user interfaces for our Java-based applications. The ideal candidate will be an expert in Java Swing and JavaFX, with a proven track record of creating visually appealing and user-friendly desktop applications. This role requires a deep understanding of user interface design principles and the ability to translate complex requirements into functional, robust, and efficient GUI components.

Full stack developer needed to join our dynamic team. Responsibility: - Strong knowledge in backend and frontend : React, Angular, Vue, TailwindCSS, Web3, Java, ASP.NET, Django, Flask, Restful API, - Good Communication - Work at EST Time - English Proficiency - Pakistan Developer Only If you are interested in this position, please schedule an interview.

I'm in need of a Java developer to create a student project using Java and MySQL. The main features of this project will revolve around 'Student Enrollment and Management.' Key Project Components: - **Student Enrollment and Management:** The core of this project, where students will be able to register and their details can be efficiently managed. User Interface Design: - **Simple and Intuitive UI:** The user interface should be seamlessly easy to navigate, aiming for user-friendly experience. Frameworks and Libraries: - **JavaFX for the Desktop Interface:** The project is expected to utilize JavaFX for the desktop interface. Ideal skills and experience for the job: - Proficient in Java (especially JavaFX) - Solid knowledge of MySQL - Experience i...

We are seeking an experienced Java Spring Boot developer to join our project team. Our project entails the development of a web application with Java Spring Boot for the backend and React for the frontend.

Create a Mega menu type menu that will be copied from another website also made on Wordpress. The menu will be linked to the categories already created in wordpress. It should also have a minimalist design.

I'm in need of an IT specialist with a strong background in software development. The project aim is to develop an Android mobile application. Expected Skills: - Expertise in Android development - Proficient in Java and Kotlin - Strong understanding of Android SDK - Familiarity with RESTful APIs to connect Android applications to back-end services - Understanding of Google’s Android design principles and interface guidelines. Prospective freelancers should have a portfolio of previous experience developing mobile applications, specifically Android-based. The ability to effectively communicate the progress and potential issues is vital. Propose your plan of action to express your understanding of the project.