Web developer on java jobs

I am looking for a full time NodeJS developer you must have vast experience in NodeJS you must work quickly. You must be well versed with MicroServices and how they work Skills: - Microservices - ExpressJS - Mongo database - Server configuration and management - Docker - API Integration You WILL conduct a coding test after the pre-interview questions and you MUST be fluent in English Salary: 400 USD per month (If you want higher do not bid) You will work 6-7 hrs per day Mon-Fri Please start proposal with "node" if you read it all anyone who does not will not be considered

I'm seeking a skilled developer to upgrade my Raspberry Pi setup into a Home Assistant kiosk with additional functionality. The ideal candidate should have experience with Raspberry Pi configurations, Home Assistant, and touch screen integration. This project involves reconfiguring SSH access, setting up a GUI environment, integrating a touch screen (TS7-PRO Sunfounder), and creating customizable Home Assistant dashboards. The developer should also address any missing configurations and troubleshoot issues related to the existing kiosk setup. If you're well-versed in Raspberry Pi and smart home platforms, and enjoy creating interactive interfaces, I'd love to hear from you. Please provide your experience with similar projects and a timeline for completion. Bu...

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.

...the right technology based on our client’s needs. We’re primarily building web-based applications but have opportunities for mobile development as well. You’ll need: In-depth working knowledge of functional React, preferably 16.8+ In-depth knowledge of ES6 syntax Fluent in Typescript Experience using a 3rd party component library (e.g. MaterialUI) and/or CSS frameworks Experience working with state management tools (e.g. React Query) Familiar with Git, including standard development lifecycle (feature branching, pull requests, CI/CD) Experience with React testing methodologies, or a strong desire to write testing An interest in all aspects of the SDLC, including talking to clients is ideal When you work for us, you’ll enjoy: Rapid career advance...

We're looking to work with an experienced full-stack developer. Some requirements We're only looking for a single developer (NO AGENCIES) - Must be fluent in English - Must be available upon request - Must be flexible - Must be willing to work beyond regular working hours. - Must be able to make changes and updates fast (work with speed) - Must be able to communicate - Full-time dedication is necessary - Flutter, Laravel & AWS is vital for this role

I need someone who can develop and debug test automation, with a Java/Selenium/Maven/TestNG framework, for an Intranet web application. Ideally, they should be located in Washington, DC, or anywhere metro accessible in the DMV area. I need someone who can work beside me physically, so please take attention. I am unable to allow anyone to remotely access my laptop because the project is running on a work computer and network. 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 the metro-accessable DMV area, and be willi...

We urgently require a Laravel expert to help us rectify a bug in our project. The exact task remains unidentified, but it involves problem-solving and debugging our Laravel-based system. Ideal Skills: - Strong background in Laravel - Expert troubleshooting skills - Prior experience with de...our project. The exact task remains unidentified, but it involves problem-solving and debugging our Laravel-based system. Ideal Skills: - Strong background in Laravel - Expert troubleshooting skills - Prior experience with debugging and bug rectification. The project's current status and whether design or wireframe assistance is required has not been specified by the client. Please bid based on the information provided, any further necessary details will be discussed with the cho...

I am seeking a highly skilled and creative Google Sheets developer to create a set of custom-made fitness coaching sheets that are tailored specifically to the needs of my business. This project requires not only technical expertise with Google Sheets but also an innovative approach to design and functionality. Project Requirements: Custom Layout and Design: The sheets should have a unique, user-friendly layout that efficiently organizes client information, workout plans, and progress tracking. The design must be intuitive and specifically tailored to support a fitness coaching environment. Advanced Functionality and Formulas: The developer will need to implement complex formulas that automatically calculate metrics such as client progress, session counts, and other relevan...

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

I am in need of an expert Laravel developer to create a new feature for my web application. As the specific details for this feature were not provided, it is crucial that the successful candidate is able to quickly adapt to specifications and requirements as they are provided. Ideal skills and experience: - Extensive experience with Laravel - Experience with user-centric design and functionality - Excellent problem-solving skills - Ability to work under tight deadlines Overall, the main goal for this feature and for the project as a whole is to improve website functionality. The exact way in which this will be achieved will be discussed with the successful candidate. Please include examples of similar projects in your bid.

I would like to hire a developer that is familiar with coding C++ on an Arduino platform. Project Description: - Control a poker game via addressable LED light strips & buttons for each player, including the dealer. I have a flow chart built for the functionality I am looking for (see attached pdf) and the effects I want to happen once certain conditions/states have been met. Hardware details: - W2812B LED Strip - Individually Addressable 16.4ft, 60 pixels/m - DC5V - AC100-240V to DC5V/30A Power Supply - Max 150W - Arduino Mega 2560 R3 - (10) Push-Button Switches I would ideally like this to be completed within the next few weeks. We can lower the complexity if that will make it more feasible / less buggy. Thank you!

As an expanding company, we're on the hunt for a seasoned Laravel Developer who can hit the ground running with a yet to be disclosed project. Transparency is key in our approach, and as such a detailed overview of the project will be provided to the selected candidate, including potential features such as user authentication, API integration, and payment gateway integration. Key Responsibilities: 1. Rapidly building a Laravel project from the ground up. 2. Identify technical challenges and provide proactive solutions. Ideal Skills: 1. Proficient understanding of Laravel and PHP. 2. Experience with API integrations. 3. Proven work experience as a Laravel Developer The successful candidate will have the ability to work under pressure towards aggressive de...

As the project owner, I'm urgently seeking a highly skilled Laravel developer. The exact front-end and back-end development requirements remain unstated, justifying a need for a full-stack developer given the potential range of tasks. Key Responsibilities: - Not specified. Likely spans both frontend and backend development. - Depending on project needs, tasks may include but not limited to database design and management, API integration and/or user authentication and authorization. Ideal Candidate: - Experienced Full-stack Laravel Developer. - Highly adaptable with excellent problem-solving skills. - Able to work with minimal specification details. Please note, the timeframe for the project completion is ASAP. Therefore, immediate availability is prefe...

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...

As a client, I'm seeking a full-stack developer with previous experience in developing air travel website applications. The project involves the development of a new air travel website app. Key Responsibilities: - Development of an air travel website app from scratch Required Skills and Experience: - Proven experience in full-stack development - Previous experience in air travel website app development is a plus. - Strong understanding of software engineering concepts - Ability to work independently and as part of a team - Excellent communication skills Please provide relevant samples of your previous work in your bid.

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 in need of an experienced Python developer to assist with the development of critical web security tools. While specific tools aren't outlined below - Subdomain Enumeration: Subdomains to be listed and categorized. - Directory Enumeration - Sensitive Parameter Detection - XSS Testing - SQL Testing

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 need a skilled PHP, JS, and Bootstrap developer who can create two pages for me. The first page will be based on Mapbox and should offer zoom in/out functionality. The second page will be used for adding new pins to the map dataset. Here's what I'm looking for in each page: - **Mapbox Page** - Implement zoom in/out functionality. - **Add New Pins Page** - Allow users to add new pins by typing the beginning of an address, which will then be automatically found using the Mapbox Geocoding API. - Display an overlay with basic info about the new pin. Ideal Skills & Experience: - Proficiency in PHP, JS, and Bootstrap - Prior experience with Mapbox and its Geocoding API - Strong understanding of UI/UX principles for web applications - Ability to create...

I am currently in need of an expert in the Clojure language to assist with several aspects of a project I'm undertaking. My primary goal is to develop a scalable system from the ground up. Here are the areas I need help with: 1. **Syntax and Basic Usage**: I need guidance on how Clojure syntax operates, as well as its basic use. 2. **Functional Programming Concepts**: I'm looking for a deeper understanding of Clojure's functional programming concepts. 3. **Clojure Libraries and Frameworks**: Knowledge about various Clojure libraries and frameworks to utilize in my project is required. The project will be developed in a local development environment. Therefore, experience working within this type of environment and setting it up is essential. Ideal freelancers s...

I'm looking for a capable game developer to create an RPG game for PC, Mobile, and Console platforms. The game will be a modern-day parody and sendup of rural living set in a trailer park in Eastern Kentucky / Appalachia. Key Requirements: - Extensive experience in RPG game development - Proficiency in creating games for PC, Mobile, and Console platforms - Creativity in developing a modern-day parody setting - Understanding of Kentucky / Appalachia culture is a plus - 2D or 2.5D High Res RPG tile-sets, environments or sprites in the style of "Octopath Traveler" This project will require a high level of creativity to bring the modern-day parody of a trailer park in Eastern Kentucky / Appalachia to life, so please include examples of your previous work that might be r...

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...

I'm looking for an experienced Pine Script developer to resolve a syntax error and implement a script that tracks short and long highs/lows with Fibonacci levels in TradingView. The script should: Track the short high using a 100-bar lookback period. Determine the short low from the lowest low after the most recent highest high. Track the long high/low based on the selected date range. Include customizable options for line colors, widths, and visibility. Draw Fibonacci levels between long highs and lows. An error occurs with the if statement, and I need help to fix it and ensure the script works correctly without syntax issues. If you're experienced with TradingView's Pine Script and can resolve this error while maintaining the intended functionality, I'...

...message that "your application has been registered" should be automatically sent to their personal e-mail. Later, the status of the application should be updated by us. If any additional documents or information are needed, this file should appear in the student's personal account as a task that he can upload file. We want to make the design of the site interactive so that the student feels comfortable on the site and does not want to leave the site. So, because universities and students are international, we have to pay as much attention to legal issues as possible. Since we collect sensitive data and it is a payment system, data security is of utmost importance. We want each student to have his own personal profile that can track status of their application. In...

I'm in need of a talented web developer to bring my vision to life. You'll need to be able to work with e-commerce, blog, portfolio features, and possibly more. The project entails creating a website that can incorporate a mix of e-commerce, blog, and portfolio features. Key Responsibilities: - Designing and developing a fully functional, responsive website - Incorporating features as needed (eg: e-commerce, blog, portfolio) - Ensuring the website is user-friendly and intuitive Key Skills: - Proficiency in web development, with knowledge of HTML, CSS, and JavaScript - Experience with e-commerce platforms and solutions - Strong understanding of UX/UI design - Ability to implement and customize blog and portfolio features - Excellent problem-solving and co...

I am seeking a highly skilled full-stack developer proficient in React JS, Nest JS, CSS, HTML, and AWS. Key responsibilities: - Develop, implement and troubleshoot new features in a custom CRM platform - Utilize modern design principles to enhance visual appeal and usability - Handle full-stack development processes from conception to deployment Required Skills and Experience: - Solid experience in React and Nest JS development - AWS proficiency - Expertise in CSS and HTML - Proven understanding of CRM project management - Accustomed to modern design aesthetics Do not hesitate to bid if you have strong problem-solving capacities, a keen eye for modern design, and a comprehensive understanding of AWS. Your unique expertise in CRM platforms like Perfex CRM will be a significant...

I'm seeking an expert Python developer to integrate the Sales, Inventory, and Accounting modules of Odoo with WooCommerce. This is an advanced task that requires deep knowledge of Python programming language and a strong understanding of Odoo and WooCommerce platforms. KEY TASKS: - Develop a robust API connection between Odoo and WooCommerce. - Ensure seamless data exchange between the Sales, Inventory, and Accounting modules. REQUIRED SKILLS/EXPERIENCE: - Expert-level Python programming skills. - Extensive experience with Odoo and WooCommerce integration. - Experience with API development and integration. This project is not for beginners or intermediate level programmers. I need someone with a high degree of skill and proven proficiency in Python, Odoo, and WooCommerce. ...

...skilled developer to create a real-time highway traffic 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 st...

...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 feature which can enable users to communicate within the...

I'm in search of an experienced and skilled developer who can create a remote desktop control application for Windows and Mac. Key Features: - File Transfer: The application should allow for seamless transfer of files between the remote system and the controlling device. - Real-time Chat: It should include a chat functionality to enable communication between the remote system and the controlling device. - WiFi Connection: The application should be able to function over a WiFi Connection. The program has to run in both windows and mac systems. The ideal candidate will have: - Proficiency in Windows and Mac application development - Experience in developing remote control applications - Familiarity with features like file transfer, real-time chat, screen transfer - A deep unders...

Need Azure databricks/synapse developer

I'm in need of a skilled Laravel developer to entangle themselves in an ongoing basis for my project. Your primary tasks will be: - Building a new website from scratch - Continually adding new features to the website Key skills and experience required: - In-depth knowledge of Laravel - Experience in building complete websites - Ability to add new, innovative features - Problem-solving mindset to rectify website bugs Despite not being driven by any specific design requirements, the ability to deliver a user-friendly and aesthetically pleasing site will be preferred. Understanding or experience with my existing Laravel applications is not necessary. Here's to forging a productive, long-term relationship, as your role will be crucial in maintaining and advancing the functio...

I'm in search of a proficient and experienced app developer from India to build a top-notch Fantasy Cricket and Betting app. The app should be designed for both iOS and Android platforms. Key Features: - In-app Payments: The app must incorporate a seamless and secure in-app payment system. Users should be able to easily make transactions. - Leaderboards: The app should have a leaderboard feature. This feature will allow users to keep track of their performance against other players. - Premium Quality: My goal is to have a high-quality and well-designed fantasy app. Aesthetics, functionality, and user experience are key considerations for this project. User Interaction: - Users will have the ability to create their own fantasy teams. This is a crucial aspect of the app and mu...

I'm in need of an intermediate PHP developer from Egypt who can handle both frontend and backend development to perform a specific task on an existing project . Key Requirements: - Intermediate level of experience in PHP. - Proficiency in both frontend and backend development. - Experience with a variety of web development tools and frameworks. Looking forward to your bids!

More details: Is this project for business or personal use? For starting a new enterprise What information should successful freelancers include in their application? Detailed project proposals How soon do you need your project completed? ASAP

I'm looking for an intermediate MERN Stack developer who can help with both front-end and back-end development. The most important front-end feature for my project is responsive design. Key Tasks: - Front-end development focusing on responsive design using HTML, CSS, JavaScript, React, Redux. - Back-end development with Node Js Ideal skills and experience include: - Proficiency in HTML, CSS, JavaScript, React, Redux and Node Js - Previous experience with responsive design - Intermediate level MERN Stack developer with a good understanding of both front and back-end development. Please note -> 1. Project duration is 1 Month and you have to give 8hrs/day. 2. If you don't have enough skills mentioned, please don't bid.

I'm searching for a capable NextJs developer. While specific features for the project have yet to be determined, experience in Server-Side Rendering (SSR), Static Site Generation (SSG), and Client-Side Rendering (CSR) will be beneficial. Have worked on complex frontend development(UI) and have a good understanding of REST apis.

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...

I'm seeking a skilled software developer to join our dynamic IT team. The ideal candidate will possess expertise in Perl, Python, and XML/XSLT, and should be familiar with MySQL. Responsibilities: Develop And Maintain Software Applications Using Perl, Python, XML, XSLT, And Database Technologies. Design And Implement Data Transformation Processes Using XML And XSLT. Write Efficient, Clean, And Reusable Code That Complies With Company Standards And Best Practices. Collaborate With Project Managers, Business Analysts, And Other Team Members To Understand The Requirements And Provide Technical Solutions. Perform Database Management Tasks, Including Design, Modifications, And Performance Tuning. Assist In The Integration Of New Software And Systems Into Existing Environments. Mai...

Please Read the Project Documentation DO NOT OVER BID OR UNDER BID . READ THE DOCUMENT AND THEN BID . I'm looking for a skilled WordPress developer who can help me build a customized, responsive, and mobile-optimized website within 30 days. Key Requirements: - Custom Design: Create and integrate unique design elements that align with my brand and vision. - Third-Party Services Integration: Implement social media sharing and email marketing platforms. - Advanced Functionality: Develop additional functionalities to enhance user experience. The ideal freelancer for this project should have: - Extensive experience in WordPress website development and customization. - Expertise in integrating third-party services like social media sharing and email marketing platforms. - ...

I need a senior Nextjs developer to convert figma to frontend urgently.

As the manager of this project, I'm in need of an experienced PHP developer who is skilled in both front-end and back-end development to join our team. Responsibilities will include: - Front-end and back-end development - Efficient integrations with e-commerce platforms Below are the ideal skills and experience I'm looking for: - Proficiency in PHP - Proven experience with HTML/CSS and JavaScript - Ability to integrate with e-commerce platforms is a must Applicants with prior experience on e-commerce projects will have an advantage. If you are result-driven, have an eye for detail, and are adept in PHP and the aforementioned languages, don't hesitate to bid on this project.

I'm seeking an experienced PHP developer specialised in both front-end and back-end development. The main task is to build an e-commerce website from scratch. Proficiency in various PHP frameworks is required, coupled with a deep understanding of front-end technologies. Ideal Skills and Experience: - Extensive expertise in PHP Frameworks - Proficiency in front-end and back-end development - Proven experience in building e-commerce websites from the ground up.

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 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 be advantageous.

READ CAREFULLY! I'm looking for somebody to revamp my Shopify Store. I'm relaunching and rebranding and need a team that is able to fully modernize all pages. Below examples of what I'm looking for: If you haven't built anything similar to that, please don't submit a proposal. If you have built websites similar to those, please submit your proposal by linking the websites. Details will be discussed during interview. Greetings!

I'm looking for an experienced Full Stack Developer who will be able to develop a web application that involves payment processing, coupled with database integration. The application will be tasked with creating bills for medical purposes. Key Responsibilities: * Implementation Functionality like cash register, Doku , and Patient Information * Understand problem of precision rounding in Javascript * Integrate a reliable payment processing system. * Create doku and medical bills in a secure, efficient, and user-friendly manner. Technical Skills Required: * Proficiency in PHP, JavaScript, HTML/CSS, JQuery, and Bootstrap. * Experience in payment processing and database integrations. Ideal freelancer should demonstrate previous, relevant experiences in any of the above-m...

I'm in need of a talented full stack developer who is proficient in PHP, MySQL, and front-end technologies. The project involves the creation of a user-friendly data collection application and its corresponding dashboard. Key Features Needed: - **User Authentication**: Users should be able to create accounts and securely log in. - **Real-Time Data Updates**: The application must allow for smooth real-time data updates and changes. - **Data Visualization**: Incorporate clear and intuitive data visualization tools that can help users understand the data intuitively. Platform: - The application needs to be developed for both web and mobile platforms. Dashboard Interactions: - Users should be able to interact with the dashboard in the following ways: - **View**: Users...

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...

I'm in need of a skilled web3 developer who can spearhead the creation of a frontend UI for my decentralized exchange (DEX). The DEX is a fork of PancakeSwap and has several key features: - Swap Function: The ability for users to swap tokens. - Add Liquidity Function: The possibility for users to add liquidity to the exchange. - Staking Pool Interface: A user-friendly interface for our 2 staking pools. Design preferences for this project lean towards a modern and minimalist aesthetic. The front end should also integrate a Wallet Connection feature, to ensure a smooth user experience. I'm looking for a professional who is well-versed in web3 technologies, particularly in developing DEX front ends. Experience in creating interfaces for swap, add liquidity, and staking ...

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.