Frontend developer freelancer berlin jobs

I have a project that's built using React, FastAPI, ChatGPT, Eleven Labs, and Firebase and hosted on Digital Ocean. The app works well on the frontend, but experiences issues with the backend. The problem is that the backend stops working whenever the terminal shuts down. I'm not sure if I've configured my backend server on Digital Ocean to run as a service or in the background. Key points: - Need troubleshooting to determine and resolve why the backend stops working when the terminal is shut down. - Check if the backend server is set to run as a service or in the background on Digital Ocean. - Ensure the app is fully functional and accessible after deployment. Ideal Candidate: - Proficient in React and FastAPI. - Experienced with deploying applications on Digital ...

I'm seeking a developer skilled in ReactJS and TailwindCSS to enhance my project's frontend. Your role will encompass: - Implementing responsive design techniques, ensuring a seamless user experience across all device types - Adding dynamic content updates feature to the site The dynamic content for updates will be pulled from a database, thus having experience in database interactions is essential. Your skill set must cover: - Proficiency in ReactJS and TailwindCSS - Demonstrated experience in implementing responsive web designs - Experience with databases, preferably in the context of feeding dynamic content updates. - Excellent problem-solving skills, attention to detail and creativity in your approach.

I'm in need of a highly skilled web developer who is fluent in Spanish and based in LATAM. This is for a new website development project from scratch. The website's key features will include e-commerce functionality, a blog or news section, and a contact form. Ideal skills and experiences for this job include: - Proficiency in Spanish - Strong background in web development - Previous work on projects from start to finish.

I'm in search of a seasoned JavaScript developer to handle the design and implementation of a graphical user interface (GUI) application. The focus of this project is predominantly on facilitating seamless user interaction. Key Responsibilities: - Use JavaScript to develop the principal application logic - Create an intuitive and engaging graphical user interface Ideal Candidate: - Has extensive experience with JavaScript - Can demonstrate prior experience or projects working on user-centered design and interface - Understands the nuances of GUI application development. If you comprehend the balance between aesthetics and functionality, and are capable of creating high-performing applications, then I'm eager to work with you. Looking forward to receiving bids fro...

We are seeking an experienced Android developer to build a utility app. The core functionality needed is configuration settings. A successful candidate should: - Have a proven track record developing Android utility apps. - Familiarity with creating custom configuration settings. - Display a commitment to delivering on schedule. - Possess an understanding of the varying Android device specifications and operating systems. Prior experience with similar projects will be greatly appreciated. We look forward to reviewing your applications.

I need an experienced developer to create a bot for many Ragnarok Game private server. Key requirements include: - Capabilities for farming, auto-levelling, and auto-looting; - Ability to use potions; - Selecting certain Mobs and Items. - and many more • Advanced character leveling • Detailed item farming • Skill automation Additional features essential for these bots to possess are: • Auto potion consumption: The bot should be able to intelligently consume potions whenever required • Mob detection and avoidance: Bots must have the ability to detect and evade mobs automatically The bots should be able to bypass Gepard anti hack I'm looking for detailed project proposals that clearly outline how you'd tackle these requirements. Experience with R...

I am in need of a front-end developer who is expert in HTML, CSS, and JavaScript. Deadlines are important to me, so I prefer someone who is skilled in: - Designing website layouts - Implementing website functionality - Optimizing website performance Also, the primary purpose of the website is unknown. It would be a plus if the developer has experience in e-commerce, informational, and portfolio websites. Kindly share your hourly rates while bidding. I look forward to working with you soon!

We are looking for an experienced Autodesk Revit plugin developer to create a custom plugin that integrates with Revit 2024. The plugin will automate the retrieval of quantity data from specific Revit schedules and perform calculations based on user-selected options.

I'm in the process of developing an application for the Android platform. Specific details about the type of app and its exact functionalities are yet to be determined. However, I'm actively seeking a skilled and experienced app developer who has a track record of successfully releasing apps on the Play market. Key Responsibilities: - Collaborate to define app features - Develop high-quality, readable, and testable code - Release final product on Google Play market Ideal Skills and Experience: - Prior experience in Android app development - Knowledge of Android SDK, different versions of Android, and how to manage different screen sizes - Experience with releasing apps on Google Play - Strong communication and collaboration skills.

As a WordPress developer, I'm looking for someone to build a website for our textile products meant for the hospitality industry. The main aim of this project is to create a website where we could list our products to generate enquiries from potential clients. The website should have a user-friendly contact form that specifically collects the user's name and email, along with their message. Ideal skills and experiences for this job include: - Strong proficiency in WordPress and its plugins - Prior experience in developing product listing websites - Expertise in developing user-friendly contact forms - Knowledge of the hospitality industry would be a plus

I am seeking an exceptional iOS app and android developer who can bring my idea to life. The chosen developer should be capable of implementing the following features: - In-app purchases system - Login system - Real-time updates - Users Nearby function My preference is a design that is modern and minimalist. The ideal candidate will be able to provide creative input and suggestions while adhering to this design preference. Proficiency in Swift, knowledge of Apple's design principles and interface guidelines, and experience in designing seamless in-app purchases are essential for this project. Experience with geolocation services for the 'Users Nearby' feature is also a great plus. The app would basically entail user profiles, chat system, subscription, liv...

As a client, I'm looking for an experienced PHP developer who's well-versed in CodeIgniter, Laravel, and Flutter. The primary tasks revolve around custom PHP coding, primarily in the form of integrating APIs and creating or modifying modules. Key Responsibilities: - Custom PHP coding tasks, including integrating APIs - Creating or modifying modules Preferred Skills: - Proficient in CodeIgniter, Laravel, and Flutter - Experience in building web applications - Strong background in database management - Knowledge of modern software architecture and API design Your role will be crucial in the success of this project. Your expertise and dedication to quality coding will help us achieve our objectives. Please, only apply if you have the necessary skills and experience to take...

I'm in search of a developer experienced in designing mobile apps on the Wix platform. Project details: - The app should include features such as user registration and login, in-app messaging, and payment gateway integration. - The platform is intended for the general public, so it must be user-friendly and intuitive. - I'm seeking a minimalistic and clean design that is simple yet eye-catching. Skills and Experience: - Expert knowledge in Wix mobile app development - Experience in integrating a payment gateway into a mobile app - Proven track record in creating user-friendly apps - A keen eye for clean, minimalistic design Please note, my budget for this project is $3000. Only those with relevant knowledge and experience should apply. Let's create an app that ...

I'm in search of a proficient C/Linux developer with experience in developing desktop applications. You will develop the project in C/Linux. Project will be tested in Ubuntu 22.04 Linux 64-bit. You will develop a program to access and modify a FAT32 disk image (FAT32 volume). The disk image will be stored as a regular Linux file, which will simulate a disk formatted with the FAT32 file system. Your program will open the Linux file using the standard open() system call and access it directly in raw mode, utilizing the read() and write() system calls, without mounting the FAT32 file system. The program will be named fatmod. Through various options, it will in- teract with a file system image, enabling reading and writing of files. Detailed explanations of the specific support...

I'm looking for a web developer to help create & Modify a sleek and professional portfolio website that matches my specific color scheme and design style. Key Requirements: - Develop a visually appealing and easy to navigate portfolio website that showcases my work in the best light. - Implement the predefined color scheme and design style to ensure brand consistency. - Ensure the website is user-friendly and responsive across all devices. - Use the latest web technologies to create an engaging experience for visitors. Ideal Skills and Experience: - Proven experience in developing portfolio websites. - Proficient in web development languages and platforms. - Strong design skills to interpret and implement the specific color scheme and design style provided. - Understandi...

I need a skilled AngularJS developer to create an informational website for me. Key competencies required include: I have purchased a template from Themeforest. Now I need someone who can rearrange the sections, change content (I will provide) and build my website. Page Needed : Home, Services, Services Details, Portfolios, Portfolios Details, About Us, Why Choice us, Contact Us. also, I need an admin panel where I can upload portfolios and see the inquiry lead. And need to deploy the site on my Hostinger server. Theme:

I want to full frontend+backend. PHP

We are looking for an experienced Autodesk Revit plugin developer to create a custom plugin that integrates with Revit 2024. The plugin will automate the retrieval of quantity data from specific Revit schedules and perform calculations based on user-selected options.

I'm on the lookout for a Japanese software developer who's proficient in JavaScript. Ideally, you should have 4-6 years of experience in the field. That's good if you have experience in web development.

I'm seeking a skilled Android app developer experienced with integrating external APIs. While the particular functionalities for the app have yet to be fully confirmed, knowledge in user authentication, in-app purchases, and live chat features will be highly beneficial. Please include any relevant experience when submitting proposals. Experience with a variety of APIs is a must. Skills and Experience Required: - Proficiency in Android app development - Experience with API integration - Familiarity with user authentication, in-app purchases, and live chat programming - Portfolio showcasing previously developed apps.

I'm in need of an expert react developer capable of working on both web and mobile platforms. The ideal candidate should demonstrate proficiency in: - React JS and React Native. - Building a content management and publishing system. - Implementing product catalogs and shopping carts. The design has been completed, so your task will be to turn these designs into a functional tool. Your understanding of the design and its translation into a working product will be pivotal to the success of this project. There are 2 different projects. 1. E-commerce website(which is 50-70% ready)(Used react js, Node js, Mongo db) 2. real estate mobile app publishing on apple app store(it is getting rejected because of some policies, which needs to be fixed and upload app successfully on app st...

I'm in need of a skilled developer with PHP and CodeIgniter experience to maintain and expand our CRM system. And Create employee email system Key Tasks: - **User Management**: Enhance and optimize existing user management functionalities. - **Reporting and Analytics**: Develop and integrate more advanced reporting and analytics features, primarily to monitor employee performance. - **Task Management**: Improve the task management system. - **Rostering**: Implement a system to allow for rostering functionality. Invoices: implement system to allow invoices Design Requirements: - I am looking for a **Professional and Corporate** design for the CRM. Ideal Qualifications: - Proven experience with **PHP and CodeIgniter**. - Previous work on **CRM systems** or complex web applic...

...looking for a skilled app developer to create a new gaming application for the Android platform. This app will be in the genre of trump card games. Key Requirements: - Android Development: You should have a solid background in Android app development. - Game Development: Experience in creating engaging and interactive games would be great, especially in the card game genre. - UI/UX Design: An understanding of user interface and user experience design principles will be necessary to ensure the game is intuitive and enjoyable. - Creativity: Ability to think outside the box and come up with innovative gaming concepts is highly desirable. Please send any relevant examples of your previous work in your bid. I'm looking to collaborate with a passionate and experienced develop...

I'm looking for a skilled React JS developer to create a simple, informational website. This will only require static pages and I'll provide you with all necessary content. Aspects you'll be responsible for include: - Creating a visually-enticing home page that includes an introduction to the business. - Implementing a services page where we can share the services we offer. - Integrating contact information onto the website. You should have experience in ReactJS, website design, UX/UI and should be able to combine all these elements to produce a clean, professional website design.

As a business, we are currently looking to enhance our online presence and operational efficiency. We require a professional who speaks Greek and is experienced in website and software development. Your tasks would include: - Development of a new website - Working on custom software solutions The ideal candidate would possess the following skills and experience: - Extensive experience in software and website development - Solid decision-making skills to choose the best programming language(s) as necessary. - Fluency in Greek Please note that our specific goals for the website or software are yet to be finalized, but your insights and suggestions will be highly valued to guide our final decisions. Please submit a bid if you meet the above requirements.

I am in search of a senior web developer with a minimum of 5 years of related experience. part time base, flexible hours, 3 hours/day for work date, 5hours/day for workend for 2 months, Skills and tools: - Proficiency in HTML/CSS, JavaScript, PHP; Python - Proficiency in PostgreSQL - Familiarity with Docker - Kubernetes experience is a plus but not required - Cloud management skills (Preferably AWS) The main purpose of the project is to create a web application with specific functions including: - User registration and authentication - Data analysis and visualization - Integration with other systems or services - micro service architect - javascript. node js and Vue framework. We also need to integrate multiple other web applications. The work will be conducted in AWS or a si...

I'm seeking a skilled Arduino developer for a basic level robotics project. The primary tasks for this role will include coding and troubleshooting hardware. Key requirements: - Skilled in writing Arduino code - Able to troubleshoot hardware issues - Experience in basic robotics projects The purpose of the project is to create a basic level robotics system using Arduino, which involves simple movements and operations. The ideal candidate will have a good understanding of robotics, and experience in designing circuits would be an advantage.

I am looking for a seasoned app developer who has skills and experience in creating cross-platform applications for both iOS and Android. The primary function of this app will be E-commerce. Key Requirements: - Develop a hybrid app that can operate seamlessly on both iOS and Android platforms. - The app should be user-friendly, responsive, and able to handle e-commerce transactions efficiently. - Ensure that the app integrates with payment gateways such as RazorPay, PhonePe, and PayU, in addition to other expected e-commerce functionalities. Ideal Skills: - Proficiency in hybrid app development for iOS and Android platforms. - Previous experience in developing E-commerce apps. - Expertise in integrating payment gateways, especially RazorPay, PhonePe, and PayU. - Strong problem-so...

I'm looking for a competent fullstack developer well-versed in JavaScript, AngularJS, and NodeJS to help in implementing user authentication, database integration, and API development in my web project. - Required Skills: - Strong command over JavaScript, AngularJS, and NodeJS. - Experience with Typescript, NX, and Jest. - Proven track record in implementing user authentication, database integration, and API development. Please include in your proposal your experience with these technologies and functionalities, and any specific projects you've worked on that are similar to the requirements above. This project may lead to further collaborations if the initial work is done satisfactorily. We are Looking for Following Project Title: Tuning Jest-Angular configurati...

I urgently require a skilled Wordpress Developer to provide expert advice and implementation for my website. Since I haven't outlined specific requirements, I'm primarily looking for a professional who can recommend the best approach based on their experience. Key tasks will likely include: - Providing unique and creative suggestions for site themes and designs. - Assisting with the setup of essential functionalities, possibly including e-commerce integration and membership management. - Giving insight into the suitable number of pages for the website to maximise user-friendly navigation. Ideal skills for this project would be: - Extensive experience in Wordpress development - Proficiency in e-commerce integration and membership system set-up - Excellent problem solver...

I'm looking for a frontend developer to create an admin portal with a minimalist style of UI design. Your capabilities should include: - Proficiency in ReactJS, Material UI and Redux - Good CSS knowledge

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I'm in need of a skilled .NET MVC Core developer to build a real estate web application similar to propertyfinder.ae. I'm looking forward to working with a developer who has: - Extensive experience with .NET MVC Core - Experience in building scalable web applications.

We are seeking a skilled and experienced full stack web developer to complete the development of our website and backend. The project is in progress with a full Vue.js template already in place and the foundation of the project built up. Your primary responsibility will be to finalize the website and backend development, ensuring that all features and functionalities are implemented accurately and efficiently. The ideal candidate should have a strong background in web development, proficiency in Vue.js, and expertise in backend development using appropriate technologies. Attention to detail, problem-solving skills, and the ability to work independently are essential. If you are a talented developer looking to contribute to an exciting project, we would love to hear from you. ...

I'm looking for a skilled Shopify developer to create a clean and functional online store. The site will have under 50 products, so it won't be too complex. Key requirements: - Online Store Setup: I need a full online store setup, with product pages, shopping cart, and checkout system. - Product Display and Categorization: It's important for my customers to easily find and browse the products on the site. - Payment Gateway Integration: A secure and reliable payment gateway needs to be integrated as well. I'm open to suggestions on design elements that can enhance the user experience and make my brand stand out. If you have any experience with custom design elements for Shopify, it would be a big plus.

I'm currently in need of a competent and experienced curriculum developer to join my team on a part-time basis in the education field. The successful candidate will be expected to carry out the following: * Create, design, and update effective educational programs and materials. * Utilize input from educators to develop curriculum that aligns with current learning objectives. * Evaluate the effectiveness of existing curriculums and make recommendations for improvements where necessary. Ideal Skills and Experience: * Previous experience as a curriculum developer, specifically in education. * Strong knowledge of current pedagogical methods. * Proven ability to design and implement successful programs and materials. * Strong communication and collaboration skills. * Exc...

We are looking for a skilled freelancer developer specialising in creating prompts for AI-powered video script generation. The ideal candidate will possess a keen understanding of content creation tailored for diverse audiences and have the ability to harness the capabilities of AI tools like ChatGPT to produce engaging and innovative video scripts. Responsibilities: Develop creative and effective prompts for generating video scripts using ChatGPT. Collaborate with our team to understand specific video content needs and audience engagement strategies. Conduct research to ensure prompt accuracy and relevance. Iterate and refine prompts based on team feedback and script performance. Deliver high-quality prompts that align with project goals and deadlines.

Hello, I am seeking an experienced JavaScript developer with expertise in CesiumJS to optimize an existing aviation visualization project. The application is built using HTML, JavaScript, and CesiumJS, and is designed to display flight data from CSV files in a 3D environment. We have already implemented the capability to handle formation flights and a top-down view of multiple aircraft. However, I need assistance in improving the frame rate and optimizing the updateFlightView function. Project Requirements: -Frame Rate Optimization: Enhance the application to ensure a stable frame rate of over 30 FPS, particularly when visualizing multiple aircraft in formation. -Optimization of Existing Features: The current implementation of formation flights and the top view visualization need...

As an experienced developer myself, I am seeking an expert Python developer with a deep understanding of the Flask framework to collaborate on my project. Here's a glimpse of what I have in mind: Primary Responsibilities: - Appropriate implementation of chosen Flask framework. - Contributing with innovative ideas to enhance the project's effectiveness. Necessary Skill Set: - Strong command over Python programming language with expertise in Flask. - Experience in developing & managing complex Python applications. - Advanced Python coding skills are needed, as experience matters most in this kind of project. Although I haven't decided on specific tasks or functionalities yet, your advice and suggestions would be highly appreciated. There could be future op...

I'm in need of an experienced web developer to create a modern real estate website. The key features I'd like integrated into the site are property listings and a robust search functionality. Ideal skills and experience for the job include: - Proven experience in creating real estate websites - Proficiency in web development languages like HTML, CSS, and JavaScript - Experience with SEO and user-friendly design - Strong communication skills to collaborate on the project's vision and execution Please share examples of your previous work and a summary of how you will approach this project.

I am in need of an experienced mobile app developer who can design and build a membership management application for both Android and iOS platforms. Key Features Required: - Development of a feature for member profile creation. - Implementation of a module that allows users to select their subscription plans. - Integration of a safe and secure payment processing system for membership subscriptions. Ideal Candidate: You should have a strong background in mobile app development with a portfolio highlighting your experience in building membership management systems, payment processing integration and subscription model implementation. Past experience in developing Yoga or Fitness related mobile apps would be a plus. Bring your creativity and technical skills to help us create an...

I need a Full Stack Developer comfortable with React, Sass, .NetCore, and SQL Server to work on my website, web application, and mobile/desktop app. The primary goal of this project is to develop a responsive, high quality website that also functions as a web application, with the potential for further expansion into mobile and desktop applications. We are looking forward to have a complete Computerized Maintenance Management System (CMMS) / Maintenance Work Order(MWO). A Complete Control Pannel on Web based asapplication along with the Mobile APP + Desktop APP. With the below added features.:- + It will have Website Fully responsive, Mobile APP, Control Pannel Application + It must fully SAAS Based means related to the SAAS Based all the screen to be designed and implemented +...

Seeking an adept PHP developer who can troubleshoot and fix three specific link issues in my custom WordPress project. I need the following resolved: 1. A link between search and product pages is broken 2. There's an error in code memory when linking from search to a product 3. An issue with memory in our payment gateway form I already have a list of the problematic links to share. The developer we require for this job should have: - Proficiency in PHP and WordPress custom coding - Extensive experience in troubleshooting and fixing broken links - Mastery in handling issues related to code memory - Capability to manage issues with payment gateway forms - Familiarity with PHP frameworks, ideally Laravel, Symfony, or CodeIgniter would be beneficial - Great communicatio...

I seek a proficient web developer to overhaul our financial services website. The existing site is operational but does not meet industry standards. It's a wordpress website, and now we need an independent website designed from scratch. The redesign must incorporate the current site's content while offering an improved layout, navigation, branding, and user experience. Key Duties: - Redesign the website, maintaining existing content - Enhance the layout and navigation for improved user experience - Improve the visual appeal and branding - Develop the newly designed site after approval I need a professional who has: - Proven experience in redesigning and developing websites - A keen eye for design and understanding of user experience - Strong communication skills to under...

My goal is to create an aesthetically pleasing and functional mobile app dedicated to yoga and fitness membership management. Seeking a skilled Wix expert to bring the app to life, with: - An eye for customized layout and color schemes, unique typography and iconography, along with seamless incorporation of brand elements. - Proficiency in creating E-commerce platforms; integrating social networking features could be an added advantage. - Expertise in adding specific features like 'Membership registration and management.' Prior experience in developing similar apps or a profound understanding of yoga and fitness aspects would be greatly appreciated. Let's work together to create a user-friendly digital space for yoga and fitness enthusiasts worldwide.

I'm looking for a Full Stack Developer who can handle front-end development, back-end development, and database management. The ideal candidate should be proficient in JavaScript, Python, and familiar with HTML/CSS, and have experience in React. The Program I am looking at developing is a Self custody bitcoin wallet. I'd like to discuss my ideas with someone who preferably has experience with Bitcoin only. (not crypto) Key responsibilities: - Front-end development, ensuring a seamless, user-friendly experience - Back-end development, handling server-side logic and ensuring high performance - Database management, ensuring data security and integrity In terms of skills, I'm looking for someone who can work across the full stack, ensuring a cohesive and efficient e...

I'm looking for an experienced Facebook App Developer to create a web-based app that is focused on enhancing our product and service offerings. Key Requirements: - Social login: The app should allow users to log in using their Facebook credentials. - User profile management: The app needs to have a feature that allows users to manage their profiles. - News Feed Integration: The app should seamlessly integrate with the user's Facebook news feed. - Pages Management: The app should allow us to manage posts, engage with users, read engagement metrics, show lists, etc. Data Usage: We plan to collect data from the app to improve our product and service offerings. Therefore, experience working with data collection and analysis is a plus. Ideal Skills: - Proficient in Facebook ...

I'm seeking a frontend developer with strong expertise in React to work on a single page application project. The ideal freelancer should have: - Proficiency in React: You should be well-versed in developing single page applications within the React framework. - UI/UX Design: Understanding of design principles to create an engaging and intuitive user interface. - Attention to Detail: Ability to deliver pixel-perfect design implementations. Your role in this project will be to develop a single page application from scratch. This includes creating the necessary components, managing state, and ensuring the overall responsiveness of the application. No external integrations are needed for this project. The focus is on delivering a high-quality, fully functional Re...

HI, I'm in need of an experienced CodeIgniter developer to help me implement CRUD operations and integrate APIs into my project. Tasks Summary - Have to create 3 - 4 Crud operation module . - Have to create 7 - 8 API , Simple API for mobile app. - Minor Issues Fixing in admin panel if any. Max hrs - 5 -8 hrs Max Budget - 3,000 INR I will share FTP and you should have MySQL work bench to access database. Regard

I am on the lookout for an experienced developer who is well-versed in Rust and Substrate. Their main task will involve the following: - Parachain development - Creation of smart contracts - Blockchain application development - Performance optimization The expected deliverables will be optimized smart contracts and blockchain applications on Polkadot. Even though specific outcomes for the smart contracts weren't provided, the ultimate goal is to leverage blockchain's full potential. The ideal candidate should have deep knowledge of the Polkadot platform and experience in working with Rust and Substrate. A solid understanding of blockchain solutions would be an added bonus. I look forward to working with someone who can efficiently apply their skills to meet our objectiv...