Need php developer team jobs

I'm looking for an experienced coder in Python for my institute who can teach students python from basic to advance level. Key Requirements: - Proficiency in Python programming - Experience in developing software projects - Knowledge of coding practices and methodologies Your role will be to teach students python and make them proficient to build projects. This is going to be an offline projects in Nagpur, Maharashtra. Please include in your bid any relevant experience you have in developing software prototypes, particularly in Python.

I'm in need of a professional web developer with experience in creating websites for fintech startups. The goal of this project is to design and develop a website that offers fintech solutions. Key Requirements: - The website should include the following pages: About Us, Our Team, Home, Products, Innovation, and Insights. You'll be responsible for creating these pages and ensuring they are cohesive. - The visual aesthetic of the website should be professional and corporate. It's crucial that the design aligns with our brand identity and the expectations of potential investors and clients. Ideal Skills: - Proven experience in website development, particularly for fintech or financial markets. - Strong design skills, with a portfolio that demonstrates...

I'm in need of a task management system that can seamlessly integrate with QuickBooks to pull customer data. This system should also allow for manual entry of new clients. Additionally, I'd like the system to include task assignment and management features, alongside deadline reminders. Key Features: - Integration with QuickBooks to pull customer data - Manual entry of new clients - Task assignment and management capabilities - Email updates on project statuses - Deadline reminders The design and user interface should be colorful and visually appealing, ensuring an engaging experience for both my team and clients. Ideal Skills and Experience: - Proficiency in QuickBooks integration - Strong background in task management system development - UI/UX design experti...

I'm looking for a skilled Flutter developer to create an app I am open for Jr developer, and only individual freelancer

...development team to help us create a betting website with a focus on live betting functionality. Key Requirements: - The website should have user accounts: users should be able to sign up, log in, and place bets. - Ideally, we would like to include a registration process that is simple and user-friendly. The ability to sign up using existing social media accounts is a plus. - Live Betting: The website should offer live betting options. Users should be able to place bets while games are ongoing. - The live betting functionality should be seamless, with minimal lag, to ensure the best possible user experience. Ideal Skills and Experience: - Prior experience in developing betting websites is highly desirable. - Proficiency in relevant programming languages like Python, Java, ...

I am in need of a talented app developer who can create an engaging E-commerce platform that functions seamlessly across both iOS and Android. The app's primary function will be for product listing and browsing. Key responsibilities: - Develop a E-commerce app for iOS and Android - Ensure the app is user-friendly and visually appealing I am looking for a developer who can deliver a top-notch app that will engage users and provide a seamless shopping experience. App is Very simple. Make admin in a way that i can add and remove products.

We are looking to hire a Botpress expert for a few days of work. You will help us create a couple bots as well as connect our WhatsApp API. I am on Tokyo time and am posting this at 10:00pm now. Tomorrow at 7:00am, I will hire for this job, and you must help us connect the WhatsApp API in a meeting at 9:00am. You will only be paid the time you are in meetings my team and I. This job is $15 per hour and you will be joining us for 4 hours while we connect WhatsApp API, test some integrations, and work on the first chatbot together. You must be available to be awarded this project tomorrow at 7:00am-9:00am Tokyo time. You must be very familiar with Botpress. I will also hire you to automate our payments via Gravity Forms & Brevo. I do not answer AI responses, so please make you...

I'm looking for an experienced Instagram manager who can create and post engaging photos, videos, and story updates for my account. I aim to increase brand awareness, drive traffic to my website, and generate leads. Ideal Skills: - Extensiv...brand awareness, drive traffic to my website, and generate leads. Ideal Skills: - Extensive knowledge of Instagram's algorithms and trends - Proven experience in creating photos, videos and story updates - Expertise in using Instagram to boost brand awareness, website traffic and leads generation - social media strategy - design, schedule & post content - community engagement - ambassador team management - reposting of members content - restaurant & influencer outreach Please share examples of Instagram accounts ...

...interactions between customers and third parties. • Automate database updates and manage structured databases for different user types. • Collaborate with frontend developers to ensure system consistency and reflect design changes. Requirements: • Profound knowledge of PHP and Laravel framework. • Strong experience with SQL database management, design, and optimization. • Ability to implement APIs and manage external data integrations. • Understanding of encryption and secure communication protocols. • Ability to work in a team and adapt to evolving project requirements. Desired Skills: • Prior experience in the travel industry or similar sectors. • Familiarity with Chatbot integration and automation technologies. • Stron...

...Interior Design**: I need an expert in 3D interior design who can create realistic visualizations of the interior spaces planned for the house. The ideal freelancer for this role should have a good creative sense, experience in interior design, and proficiency in 3D modeling software. - proposal of finishes (parquet, wallpaper, furniture colors, proposal of types of lamps) - complete construction of the interior (walls, partitions) - distribution of furniture for each room - the exact determination of the types of interior carpentry - determining the exact types of glass partitions - complete tiling of the bathrooms with the selected type of tiles - positioning of sockets and switches - positioning of sanitary objects - **Structural Engineering Design**: I'm also in nee...

...that while the visualizations need to be created using Excel, I'm open to suggestions for automating spreadsheet tasks using other software if necessary. I'm looking for a solution that is efficient, accurate, and user-friendly. "I have created a spreadsheet to monitor daily work reports, and I require it to be improved. I need to carry forward unfinished work to the following day and maintain reports organized by date. My current spreadsheet only provides data for a single item, and we are manufacturing multiple items. As a result, I demand assistance in finding a way to maintain a report of the work and completion for all the items we produce. Also, I require someone who can make it operational on smartphones so that we can share the live data across the ...

I'm seeking a seasoned business development specialist to bolster my recruitment agency's client roster. Your primary focus will be on generating fresh business enquiries from verified companies looking to expand their team. Key Aspects: - Target Industries: Your efforts will be directed towards IT and Finance sectors. Having a strong understanding of the hiring needs and challenges within these sectors is crucial. - Geographical Focus: The ideal candidate will have a knack for both local and national markets. Understanding the nuances of these markets and tailoring our services to meet the needs of these businesses is essential. - Company Size: We're primarily targeting small companies with a workforce ranging from 1 to 500 employees. Your ability to effectively cat...

I require a dynamic individual or team to develop a tool directory website that fully replicates the The site should include a backend admin panel that enables me to: - Add, edit, and manage tools listed - Generate, add, and manage team members - Affiliates management for website. - Advertise panel for web tool owners to showcase their brand. - The site needs to have the following functionalities: - Need suggestion on UI interface. - Search functionality to help users find different tools - A rating and review system to help provide feedback and user experiences - Categorization and tagging, ideally by different categories as opposed to alphabetically or by popularity Team members created should have full functionality managing all too...

We are looking for developer team for End User IPTV App for all android device ( TV, STB, Mobile… ) to work with MINISTRA (ex Stalker ) middleware. App must be able to handle all the audio and video codecs of live TV channel stream. Must display EPG. App must be able to play VOD Content, with pause, rewind, forward, subtitles, audio selection and resume support options. Must be able to play radio station from our portal. Must be able to play all data sharing encryptions ( like nginx and apache2 .htpasswd ) Please only contact if you have experience working with such project. Or if you already have app and we can modify it as per our need.

Looking for SEO experienced team in "Shower and Faucet" niche specifically. Find me best keywords and time frame to achieve TOP 10 ranking (1st page in google) for those keywords. 60 keywords SEO and 200 Backlinks. Report on a weekly basis (every Friday) On page and off page SEO. White Hat Techniques only!!! As well familiar with new Google update. You need to show me your record of success. Tell me about how you will do that / your method and time frame. We will release payment at the end of each month. Please mention "SEOEXPERT" in top of your cover letter so i will understand you read the project well , else we will hide your bid. PLEASE NOTE : We are not looking for generalized SEO and random link building. Looking forward to working with you on ...

I'm looking for a skilled Shopify developer to help me create a full-fledged online store. My primary goal is to sell physical goods via this E-commerce platform. Key Requirements: - Design and development of a user-friendly and engaging online store. - Integration of essential E-commerce features like secure payment gateways, easy navigation, and efficient product showcasing. - Optimizing the site for mobile and desktop use. - Ensuring the site's security and performance. Ideal Skills and Experience: - Proven experience in developing successful Shopify E-commerce websites. - Strong understanding of E-commerce best practices and user experience design. - Knowledge of integrating Shopify with various third-party apps and tools. If you have a portfolio of successful E-co...

As a sports enthusiast and technophile, I'm in need of an experienced app developer with a background in both iOS and Android platforms. Specifically, I'm passionate about cricket, and I'm aiming to create an app centered around this. Key features of the application should include: - Live scores and updates: Users should be able to follow along with live cricket matches, keeping abreast of scores and key updates with minimal latency. - Match schedule: A key element of this app is a calendar or schedule feature. I want users to be easily able to see when and where matches are taking place, offering a comprehensive view of upcoming cricket events. If you have experience with sports-based applications and a proficiency with both iOS and Android app development,...

I'm looking for an experienced Flutter and React developer to create two mobile applications, along with a web dashboard, all connected to a single data source. Mobile Applications: - The primary goal of the mobile app is logistics, so it needs to be geared towards tracking deliveries and managing orders efficiently. - Key features to include in the app are real-time tracking, delivery notifications, and payment integration. Web Application & Dashboard: - The web application and the dashboard should be fully integrated with the mobile app, sharing the same data source. - The web dashboard should have admin functionalities for order management and tracking, customer management, and reporting. - It should also be connected to the mobile app to ensure real-time tracking ...

We need an experienced content creator to produce video content & photography for cross-channel use on web, social media and YouTube. We'd like to work on a day-rate basis with an individual. No agencies, please. You will need to be able to travel to our Keynsham office and possibly our charity partner in Gloucestershire. Must have experience with video creation and photography. We will want to see a portfolio of work you have done for other brands. We are hoping to build up a bank of content to use throughout the year. Editing experience isn't essential. Please only contact via email and don't ring the main company line. Our customer experience team are busy helping customers.

...through strategic Facebook advertising campaigns. Responsibilities: Develop and execute effective Facebook ad campaigns to generate high-quality leads. Conduct thorough research and analysis to identify target audiences and optimize campaign performance. Monitor and optimize ad performance based on key metrics such as conversion rates, cost per lead, and overall ROI. Collaborate with the marketing team to develop creative ad content and landing pages that drive engagement and conversions. Stay updated on industry trends and best practices in Facebook advertising to continuously improve campaign effectiveness. Requirements: Minimum of 2 years of experience as a lead generation expert specializing in Facebook ads. Proven track record of successfully generating leads and achievin...

I'm in need of a WordPress expert who can take on two key tasks for my website: website development and website maintenance. Your skills should ideally include: - Proficiency in WordPress plugin development, with a focus on creating a professional and formal contact form. - Experience in website migration, ensuring a smooth and seamless transition. - Expertise in website maintenance -Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery -Experience building user interfaces for websites and/or web applications Your contribution will be central to the enhancement of my website's interactive interface. I anticipate a project that combines technical rigor with a keen eye for formal, professional design aesthetics. Let's turn this vision...

...Prior experience with Amazon activities (preferred). - Should know how to use Google Sheets (required) - Always connected via computer or mobile device. - Strong English communication skills. - Capability to follow instructions and work effectively with minimal supervision. - Freshers and newbies who are eager to learn can also apply. How to Apply: If you are interested in becoming a member of our team, please thoroughly review the information above and include the word “Yellow” at the beginning of your cover letter. Furthermore, we kindly request that you address the following questions in your application cover letter: 1. What are your current commitments? Employed/student/freelancer? 2. If selected, how many hours per day can you contribute during the weekdays, ...

I'm in need of a skilled technical writer who can help me create a set of comprehensive documentation for my project. This documentation will serve as a guide for both the development team and the end users of the final product. Key Requirements: - User Manual: A detailed guide that explains how to effectively use the product. This should be user-friendly and written in a clear and concise manner. - Technical Specifications: A document that outlines all the technical aspects of the project. This includes system architecture, data flow, and other technical details. - Installation Guide: Instructions on how to install and configure the product, aimed at both the end users and developers. This should be straightforward and easily understandable. Ideal Skills and Experien...

i am looking for a experienced developer who can convert existing pine scripts Amibroker Functional Language with backtest and screening facility

...Australia are part of this contract requirement. I seek an experienced marketing specialist with proficiency in Google Ads, Meta and SEO protocols to join our Melbourne based team. The primary task is to manage our clients directly and significantly boost their leads and conversions. - Industry: Part of your role involves adapting marketing strategies to fit various client businesses in the many sectors. Being flexible to adapt nuances and how each client's target audience differs, is critical. - Goals: The main objective is to generate vigorous leads and conversions for our clients. To achieve this, you'll need to implement effective Google Ads and SEO strategies, ensuring all operations align with the clients' unique business goals. In-depth knowledge...

More details: Is this project for business or personal use? For an existing business What information should successful freelancers include in their application? Past work How soon do you need your project completed? ASAP Hi, I'm Isabelle and I work for Salamandra Web, we're looking for freelancers as part of a new project we've developed. We're looking for talented women to create voice content and join our team. You'll be responsible for compelling, high-quality voice notes for our platform dedicated to exploring sexuality and seduction. Your main tasks will include writing scripts, recording voice-overs and editing audio files. We're looking for bold, creative people with excellent storytelling skills and a passion for voice acting. The ...

I'm in need of a skilled Android app developer with experience in e-commerce to create a user-friendly app for my e-hailing service. Key requirements include: - Developing a robust and intuitive Android e-commerce app - Implementing a user-friendly product catalog - Integrating a smooth shopping cart system - Including a secure payment gateway for seamless transactions The ideal candidate should have: - Proven experience in Android app development - Strong background in e-commerce app creation - Proficiency in implementing e-hailing services - Excellent understanding of mobile payment systems The successful freelancer will be able to deliver a high-quality, efficient app that enhances our e-commerce offering.

I'm on the hunt for a highly skilled and experienced Laravel developer to make some custom changes on an app I purchased on Codecanyon. I need two key areas addressed: The tasks are mostly work in removing some fields in registration form, removing some elements on the user profile page and adding some buttons to do some jobs (functionality is there, just needs to be restructured) The app as far as I can see is build using Laravel 9.5 and is very well structured and easy to understand. I have some technical knowledge as well, so the tasks description will be easy to understand. Please only apply if you are an experienced Laravel (preferably full stack) that is fluent in English and is interested to work on future tasks as well. Thanks

I'm looking for an API developer who can help me with a project. The ideal candidate should be Responsibilities: Design and implement highly flexible, asynchronous, secured and scalable API Build and modify high-performance APIs and programs using C#, .NET Core based on architecture frameworks and guidelines Prepare API Collection and Documentation Collaborate with external and internal teams to test and troubleshoot performance and functional issues Work towards DevOps model for continuous integration (CI) and continuous delivery/deployment (CD) pipelines Technical Skills: API developers should have comprehensive technical skills, including the following: Ability to work on protocols like HTTP, FTP and Web Sockets Ability to create APIs using REST pattern Knowledge of Gr...

I am seeking a skilled developer to build a comprehensive workflow creation app. The app should be compatible across multiple platforms including iOS, Android and Web-based interfaces. Features and Functionalities I Require: - Drag and drop interface: This intuitive feature should allow users to conveniently create and re-organize workflows. - Workflow templates: I require pre-designed templates that users can customize for their specific needs. - Collaboration tools: The app should enable real-time collaboration, allowing users to co-create and modify workflows with team members. Reporting tool At this point in time, integration with other systems or platforms is not required, however the ideal developer should be able to include this functionality at a later st...

I am in need of a skilled and creative video game developer to help bring my vision to life. My project is an escape game which I envision in a compelling and immersive 3D style. We have already start it just has to be finished : To Do List : Finish the AI: make it patrol and chase us when we enter his field of hearing or vision Add sound: background music ( noise opening doors when picking up items) Add a game over or victory with the game credits ( like Louise ) Add keys to open doors add hospital beds with keys Replace the guard by the doctor to respect the story a minimum Add at the very beginning of the game a kind of loading screen to briefly tell the story the purpose of the game and how to get out ( tutorial how to move and pick up) Make sure to spawn in the ...

I'm seeking a proficient Front-End Web Developer with specialized skills in React. Working on my project would primarily involve: - Developing user facing features using React.js - Building reusable components and front-end libraries for future use - Translating designs and wireframes into high-quality code The ideal candidate should possess: - Strong proficiency in JavaScript, HTML, CSS, DOM manipulations and the React.js - A thorough understanding of React.js and its core principles - Experience with popular React.js workflows (such as Flux or Redux) - Familiarity with RESTful APIs Having clear communication skills and the ability to work collaboratively is paramount for this role. Experience and comfort working in agile project environments is strongly desired.

I need a highly skilled R5RS developer to complete the attached tasks in the pdf by May 17 at 9 AM EST. All programs must be completed on DrRacket. Let me know if doing the proofs is not possible, but doing them would be a huge plus. Please ensure the code is fully functional and bug-free.

I am looking for a skilled developer or team to integrate WhatsApp Business Cloud API with my existing application. The core functionalities I aim to implement include: • Scheduling of messages: My system should be able to populate and send messages at predefined times. • Real-time communication updates: I need the app to relay notifications instantly when messages are received and seen. Given that the existing application is built on a Web platform, an ideal candidate for this job would have extensive knowledge and experience with Web development and protocols, cloud services API integration, and specifically experience with WhatsApp Business Cloud API. Familiarity with systems that opt for no specific platform will also be useful. Please apply with rel...

We are...for form fields. This will streamline our data collection and make the sales process more efficient. - **Automation of the Sales Process**: automate few steps in our sales process (lead > client proposal > active client > lost client > ongoing engagements. - **Reminder System**: The reminders are crucial in ensuring that our sales team stays on track. The reminders should be sent via both email and push notifications, to cater to varying preferences of our team members. Ideal Skills and Experience: - Proficient in process automation and design, with prior experience in sales process automation - Adept at form customization, with a keen eye for design and layout. - Familiarity with implementing reminder systems in business processes. - Past experience...

Flutter App, change app to new ui.

I'm in search of a skilled website designer and content writer to build an e-commerce platform for my service-oriented business, specializing in private air charters. The purpose of my site is to sell services, with functionalities such as: - User registration: enabling customers to create personal accounts for order history tracking, etc. - Private Air Charters Booking: system for customers to easily book our air charter services. - Service Reviews: feature to allow customers to review the services they booked. - Help Desk: a support section where customers can get instant help or raise concerns. Ideal candidates should have a robust background in e-commerce platform development, with a focus on service booking and review functionalities. Understanding of user registration process...

I am in search of a skilled and experienced Node.js developer. This is a full-time role, and I'm looking for someone who can commit to a long-term collaboration. You will be primarily responsible for backend development and Database management, but also need to handle some Frontend Development tasks. Key Responsibilities: - Backend Development: You should have a strong understanding of Node.js, and be able to build efficient, scalable, and secure backend systems. - Database Management: Proficiency in database management is crucial. Experience with both SQL and NoSQL databases will be a plus. - Frontend Development: While the primary focus is on backend, you should also have some experience with frontend technologies to assist with the development when needed. Ideal Sk...

...will need to have a referral (affiliate) system in place for users to refer others and earn rewards from it. Games should accept funds from the top chains (ETH, BNB, BASE, MATIC, etc). Users will have their own wallet on the game which they will use the funds in to play the games. Scope will include frontend, backend and smart contracts required for a fully functioning game. Requirements: - Understanding of the crypto industry and how users operate. - Highly organized, professional, and punctual. - Excellent communication. - Work extremely fast and highly responsive. - Relevant past experiences optional, but highly recommended. Your benefits: - Fixed fee + performance bonus - Flexible working hours. - Opportunity to work with a top crypto team and be part of the core i...

...full-stack coder to augment the current team to expedite feature developments. This is a cash-for-code, no contracts and fix costs only (no hourly) so if you require hourly, please don't apply. Attached is our tech stack. We will provide you the requirements, you provide time and cost estimate and you then you deliver for testing and then payment is released after deployment. We want to hire individual coders and NOT a company so no firms. I am looking for a skilled full-stack coder to join our existing team and help us expedite the development of our EdTech and FinTech platform designed for children aged 6 to 18. The ideal candidate will have experience in working on both web and mobile app platforms. Key Requirements: - Strong proficiency in PHP and Angula...

I require a good freelancer for a simple data scraping exercise. I require the freelancer to scrape information from a website. The data I require to be placed in columns within a spreadsheet is as follows:- Job Title Employer Address Salary Contract Type Closing Date Working Pattern Link to Job Job Summary Job Description Employers Website For questions about the job, contact: Team Name or Job Title Name Email address Phone Number Date Posted Pay Scheme Band Contract Duration Reference Number Job Locations I require approximately 5500 rows of data scraped. More work to follow if the quality of your work is good. Thanks,

I'm in need of a Wix developer who can seamlessly integrate PhonePe onto my website. The primary requirement is to allow customers book services, with their bookings automatically confirmed upon payment. Key requirements include: - Implementing PhonePe payment gateway - Designing a user-friendly booking system - Ensuring automatic confirmation of bookings - Maintaining the website's overall functionality and integrity Ideal candidates for this job would have: - Proficiency in Wix development - Experience integrating payment gateways, ideally PhonePe - Understanding of e-commerce and booking systems - Strong communication skills to understand and deliver on client requirements

I'm seeking a skilled CAD designer with a focus on 3D mod...revise models based on feedback and requirements Ideal Candidate: - Proficient in CAD software, with specific experience in 3D modeling - Prior experience in the architecture industry and a strong understanding of architectural design principles - Ability to create photorealistic renderings and visualize concepts effectively - Strong communication and collaboration skills to work closely with the team and incorporate feedback - A portfolio that showcases previous architectural 3D modeling work would be a significant plus If you have a passion for architectural design and a keen eye for detail, I'd love to hear from you. Your work will play a critical role in bringing our architectural vision to life through stun...

Focus is on these two websites These are down and looking bad. We need someone to fix both rightnow for a milestone fee of 30 USD. Salvage the files by downloading Cleaning for malwares Uploading files for website to go live. We can also retain this same developer to manage them for a monthly fee.

I am currently facing an issue with my Flutter proj...issue with my Flutter project. The error specifically occurs during the integration with a REST API. Requirements: - I need an experienced Flutter developer who has successfully integrated REST APIs in the past. - Understanding of REST API principles including CRUD operations and error handling. - Ability to debug and resolve build errors efficiently. The candidate should demonstrate: - Proficiency in Dart and Flutter framework. - Strong knowledge of HTTP requests in Flutter. - Prior experience in resolving build errors in Flutter projects. - Familiarity with REST API best practices and troubleshooting methods. This project should not take long for an experienced developer to resolve. Please get in touch with y...

I am in need of a Django developer to build an application to help me manage the attendance of my team. Key Points: - The app should have a user-friendly interface for manual input of attendance. - The core functionality required is daily attendance record keeping. Skills and Experience: - Proficient in Django and Python. - Strong understanding of front-end technologies like HTML, CSS, and JavaScript. - Prior experience in developing web applications, particularly single-page applications. - Familiarity with database management systems. Please only apply if you can deliver a reliable, user-friendly attendance management system within the stipulated time frame.

We're looking for a skilled PHP developer to help us implement a feature that will allow digital signatures to be added to contracts and agreements. The ideal candidate will have: - Extensive experience with PHP - Pleasant knowledge in working with PDF file formats - A strong grasp on security in digital authentication methods The exact execution of the signing process is still being determined, so the developer should be open to adjustments and be able to offer their professional insight on this aspect. Your role will be crucial in making our agreements more accessible and verifiable, ensuring a smoother business operation.

I'm in need of a skilled civil engineer to assist with my site development project. Currently, the project is at the construction documentation phase. Key responsibilities: - Develop detailed engineering plans and drawings based on the initial site design - Ensure compliance with all relevant regulations and standards - Work closely with the construction team to address any issues that may arise - Quality control of the documentation, ensuring accuracy and completeness. The ideal candidate should have a strong background in civil engineering. This is a great opportunity for a proactive and detail-oriented professional to contribute to an exciting construction project.

I’m seeking an experienced Frappe developer who can assist our team with front-end and back-end work. Your primary task will be improving a wide developpement based on Frappé, with future opportunities to work on potential custom module development projects. Key Responsibilities: - Backend development - Frontend development Our dev tool : Skills and Experience: - Proficiency in Frappeframework (Python and JavaScript) is essential - Prior experience in working with the Frappe framework Your expertise in these tasks will streamline the project and ensure a high-quality outcome, creating a strong foundation for our future collaborations. WE WORK ONLY WITH INDIVIDUAL FREELANCE DEVELOPPER. NO STAFFING COMPANIES. NO INTERMEDIATE

I'm in urgent need of an expert Kotlin developer. Ideal Skills: - Exceptional Kotlin programming knowledge If you are versatile, adaptable, and have a strong understanding of Kotlin development across various aspects, please bid on this project.