Ruby on rails singapore freelance developer jobs

Project Description: We are a company developing a SaaS-based platform offering ERP, Stock Management, Point of Sale (POS), and Invoicing solutions. We are seeking a highly skilled freelance developer to handle ongoing updates, feature development, and maintenance for our software. Responsibilities: Maintain and enhance our SaaS-based application. Develop and integrate new features as per customer and business requirements. Optimize performance for a seamless multi-tenant SaaS environment. Ensure high levels of security and scalability. Debug and fix any technical issues promptly. Requirements: Expertise in: Backend: PHP (Laravel framework) Frontend: JavaScript, HTML, CSS Database Management: MySQL or equivalent databases Cloud Platforms: AWS, Azure, or equivalent (preferre...

I'm seeking a seasoned Java developer with expertise in Agora SDK to integrate live streaming and PK battle functionalities into my current Java application. Key requirements: - Implement One-to-many live streaming capabilities - Incorporate interactive features like Live chat, Audience reaction buttons and Giftings during the stream - Develop real-time scoring system for the PK battles - Set up a Winner announcement system Ideal candidates will have: - Proven experience with Java and Agora SDK - Excellent understanding of live streaming mechanics - Strong background in developing interactive digital experiences

I'm seeking a skilled freelance videographer that specializes in Social Media Content creation to create a compelling promotional video for our upcoming product launch. This video will be primarily targeted towards social media users and the public in general, so it needs to be engaging, shareable, and suitable for various platforms. Key Requirements: - Proven experience in creating promotional videos, ideally for product launches. - Exceptional videography and editing skills. - Understanding of social media trends and audience preferences. - Ability to convey our primary message of 'brand awareness' through the video. Skills in creative storytelling and the ability to capture high-quality visuals are essential for this project. Please include samples of your previ...

I'm seeking an Android developer to assist with bug fixing and creating a build for the Playstore. Need experienced Android developer to implement bug fixes to existing Android Code. Developer will be provioded with existing code and APK. Must ensure latest version of 3rd party SDK and Android version is used. Fix the bugs and deliver build for playstore - from where app will be tested Key Responsibilities: - Identify and troubleshoot bugs within the application - Ensure the app is stable and ready for Playstore - Create a test builds for Playstore and release build Ideal Qualifications: - Proficient in Android app development - Experience with preparing apps for Playstore - Strong skills to troubleshoot bugs and performance optimization - Familiar with integr...

Experience is - 7+ Years.. Project length - 3 Months+ Work time - 8 hours per day(Normal IST shift) I'm looking for skilled React Developers who are well-versed in JavaScript. You should have a solid grasp of JavaScript fundamentals and React development practices. Together, we will: - Develop and maintain scalable, high-performance React applications. - Ensure seamless integration of UI components with backend services. - Optimize application performance while maintaining robust code quality. - Solve complex challenges using advanced JavaScript concepts. - Collaborate with cross-functional teams to deliver high-quality solutions. Essential skills include: - Mastery in JavaScript and React. - Proficient in Prototypal Inheritance, Event Delegation, Closures, ES6+, DOM Manipulati...

My website consists of...seeking an experienced SEO specialist to enhance its on-page SEO. The primary goal is to improve the site's rankings on Google. Key Focus Areas: - Keyword Optimization: Identify and implement relevant keywords across the site to boost visibility. - Meta Tags and Descriptions: Revise and improve meta tags and descriptions for all pages. - Content Quality and Relevance: Assess and improve the quality and relevance of the site's content. Ideal Skills: - Proven experience in on-page SEO, particularly for Google. - Strong understanding of keyword optimization techniques. - Expertise in creating and revising meta tags and descriptions. - Excellent content evaluation and enhancement skills. Please provide examples of previous work and its...

I'm seeking a developmental editor for my non-fiction book about conservatorship. The book is written by an attorney, so I need someone who can make it accessible and understandable to the general public. It's about 60,000 words. There are some chapters that are better than others. I need some formatting - double spaced, times new roman, so that I can submit to a publisher. Key Responsibilities: - Enhance the clarity and coherence of the text. - Improve the overall structure and flow of the book. - Ensure the writing is in a simplified, conversational style. - Identify legalese that needs to be better explained. Ideal Skills and Experience: - Extensive experience in developmental editing, particularly with non-fiction. - Ability to transform complex legal language i...

I'm seeking a talented WordPress developer who can assist me with both designing and developing a modern, clean WordPress website. Key Responsibilities: - Collaborate on the creation of a user-friendly, aesthetically pleasing website. - Implement modern web design principles to ensure a clean, contemporary look. - Provide both design and development expertise to bring the project to life. Ideal Skills and Experience: - Proficient in WordPress with a strong portfolio of modern, clean websites. - Experience in both web design and development. - Excellent understanding of contemporary web design principles. - Ability to translate design concepts into functional websites.

I'm seeking a skilled Windows application developer to create a User Interface Tool compatible with Windows 11. The application will need to integrate with SQL Server. Key Requirements: - Experience in developing Windows applications, specifically for Windows 11. - Proficient in creating User Interface Tools - Strong skills in SQL Server integration. - Ability to deliver a user-friendly interface. Please include examples of your previous work with Windows applications and SQL Server in your bid.

Shopify back end support We are looking for someone to help us with our Shopify back end and front end support. We have a small fashion business at www.meraki-artisanal.com. 2025 is going to be a test year. We are going to be active on social media, we are going to be adding items to the collection on a limited scale. And we are going to be trying out some investments in social media advertising. At the end of the year we will be evaluating whether or not we can make further investments in the collection and advertising in order to create a bigger business. Our online store and the connected Instagram page need to run perfectly smooth. In the past we have had errors in the way Shopify was set up, leading to error messages popping up about shipping not being available...

I’m seeking an experienced developer with a strong background in Solana and Raydium development to assist with a specific project. I have Python code that interacts with Uniswap (Ethereum) for minting and managing LP positions, swaps, and more. I’m looking to replicate this functionality for Raydium on Solana. Key Requirements: - Proven experience integrating systems with Solana using Python. - In-depth knowledge of Raydium, including crypto token minting and liquidity provision processes. - Strong understanding of transaction speed optimization and security best practices within the Solana ecosystem. Project Scope: - Develop a Python function to mint an LP position on Raydium. I will provide existing Python code for Uniswap as a reference. - Document the...

I'm looking to create an engaging online course designed for beginners on how to trade stocks safely and profitably. Key Focus Areas: - The course will primarily concentrate on risk management, illustrating how to identify, assess, and mitigate potential losses while maximizing gains. - While we've chosen to focus on risk management, a basic introduction to technical and fundamental analysis would be beneficial. Ideal Skills: - Experience in stock trading and risk management. - Prior experience in creating online courses, particularly for beginners. - Excellent communication skills, with the ability to explain complex concepts in a simple, easy-to-understand manner. - Understanding of online course creation platforms.

I'm seeking Indian nationals who are having either NACE Level II or Level III qualified professional for long-term freelance collaboration on various cathodic protection projects. The projects primarily encompass: - Pipeline protection - Tank protection - Structural protection - Concrete protection Your main responsibilities will include: - Designing cathodic protection systems - Conducting cathodic protection surveys - Overseeing monitoring and maintenance tasks In terms of cathodic protection system design, I will need your expertise in: - Designing and specifying cathodic protection systems - Preparing system specifications - Selecting appropriate materials - Estimating costs Ideal candidates will have significant experience in cathodic protection, especially in ...

I'm looking for a skilled game developer to reskin a mobile game that's similar to the "Pizza Ready" game but with a different style. The target platform for this reskinned game is Android. Key Requirements: - Extensive experience in mobile game development, specifically for Android. - Proven track record in game reskinning. - Strong understanding of game design, mechanics and user experience. - Creative mindset to give the game a unique style while keeping it similar to the original. The goal is to create an engaging game that stands out in the crowded mobile game market. Please share your portfolio showcasing previous reskinned games you have developed. Delivery time within 1 week

...and OS versions. Publish the apps on Google Play Store and Apple App Store with proper configuration. Requirements: Technical Skills: Expertise in Flutter, React Native, or native development frameworks (Swift, Kotlin). Strong understanding of RESTful APIs and mobile app integration. Proficiency in responsive design and adaptive layouts for different screen sizes. Preferred Skills: Experience with mobile app publishing on Google Play and Apple App Store. Familiarity with real-time data handling and WebSocket integration. Knowledge of performance optimization and app security practices. Portfolio: Provide examples of previous mobile app projects, particularly those involving platform conversions. Budget: The total project budget is $1,500–$1,800, depending on...

...off and on page seo, whitehat, no spam. PS5 HDMI repair - Ps4 hdmi repair - Xbox one HDMI repair - Xbox series s HDMI repair - Ps5 controller repair - Xbox controller repair - Ps5 stick Drift repair - We need high da back linking, and Max budget is $55 a month. I need you to be confident that we will get an improvement on a monthly

I'm in need of an experienced web developer who can promptly address a problem on my site. The specific issue type, platform and affected sections have yet to be identified. However, it's critical to resolve it as soon as possible. Ideal skills and experience: - Proficiency in troubleshooting and fixing web issues - Familiarity with various platforms such as WordPress, Shopify, and Custom coded sites - Ability to work under pressure and deliver quick solutions - Excellent communication skills to keep me updated on the progress.

...am looking for an experienced Python developer to create a script that will: Automate Daily Data Scraping: Log in to a specific website daily. Scrape data from links provided in a Google Sheet. Google Sheet Integration: Fetch links from a Google Sheet as input. Append the scraped data for the last 1 week (100 data points daily) into a specified Google Sheet. Hosting Requirements: The script will be hosted on and configured to run automatically on a daily schedule. Key Features: Error handling for login issues, scraping errors, or Google Sheets API failures. Efficient handling of large data (100 data points daily). Deliverables: Fully functional Python script meeting the above requirements. Clear setup instructions for hosting on PythonAnywhere.com. Docu...

...I would like the police, sheriff and state troopers to also have air divisions. The server is running on a Windows Server VPS and is setup with Remote Desktop Connection. Here is what I am initially looking for: -DO NOT MAKE ANY CHANGES TO OR REMOVE ANY OF THE SONORAN Modules. Review attached server log for any script issues and fix those. The server log will also show you all of the resources I am using in my server build so please ensure you can fix these scripts if you bid on this job. Fix issue with Vehicles not appearing in police garage. Get message saying there are no vehicles at this location. Fix issue with interaction zones not visible Fix issue with location for going on/off duty at police station not coming up. Fix issue with interaction zone i...

I have ongoing work related to our previous project 'Selective transparency on an image'

Project Description: We are looking for an experienced Full Stack Developer to help us build a scalable and high-performance web application. The project requires development using the MERN stack (MongoDB, Express, React, Node.js) along with other technologies as needed. You will be responsible for both front-end and back-end development, integrating APIs, optimizing performance, and ensuring the overall functionality of the application. Key Deliverables: Design and implement front-end components using React. Build and manage back-end APIs and databases using Node.js, Express, and MongoDB. Ensure smooth integration between the front-end and back-end. Optimize application performance for speed and scalability. Implement user authentication, authorization, and security features. Co...

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I'm in the process of launching a new start-up, an Online Travel Agency (OTA) focused on hotel searches. I need a talented full-stack developer who can take charge of creating the front-end, back-end, and database for this project. Key Requirements: - The OTA needs to be compatible with both Desktop and Mobile platforms. - It must include essential features such as hotel search and filtering, user reviews and ratings, and seamless booking and payment integration. - A modern design style is a must. The website should have a clean, contemporary aesthetic that enhances user experience. Ideal Skills: - Proficiency in full-stack development with a focus on creating robust, user-friendly, and visually appealing websites. - Extensive experience in developing for both d...

My live web application needs a skilled React developer to resolve a few UI/UX issues and functionality bugs. Ideal Skills and Experience: - Proficiency in React and next - Strong understanding of UI/UX principles - Experience debugging functionality issues - Familiarity with live web application maintenance

I need a transparent version of the first attached image (Womens Rams Head Cross ) that retains the white background in the ram head (face, horns, etc) and also in the head of the lacrosse sticks. When I try to create a transparent version of the image myself I lose ALL the white anywhere in the image. I don't think it is possible but if there is any magic that you can wor...if there is any magic that you can work to make the image higher resolution in the process that would be awesome. The second through fifth images are the individual elements but I don't think any of them are any higher resolution than the original. Just in case they are useful at all. Thank you. (The end result is I am going to use the transparent image to create a car tire cover from a vendor on...

We are The Workhouse, an innovative recruitment and professional services platform, seeking a skilled Back-End Developer to build and optimize the server-side infrastructure for our feature-rich platform. Your role will involve creating scalable, secure, and efficient back-end systems that integrate seamlessly with the front-end and external services. Scope of Work: Platform Overview: Develop and maintain back-end systems for 40 platform sections. Ensure seamless data handling and integration with the front-end. Implement secure APIs and services for features like job listings, user dashboards, local services, and gig management. Core Features to Develop: Authentication and User Management: Secure user registration, login, and role-based access control (e.g., employers, freelance...

We are The Workhouse, a revolutionary recruitment and professional services platform, seeking a talented Front-End Developer to bring our vision to life. This project involves building a responsive and intuitive user interface based on detailed designs for a platform featuring advanced functionalities for job seekers, employers, freelancers, and local service providers. As the Front-End Developer, you will transform 40 completed UI designs into a fully functional, optimized, and scalable front-end that integrates seamlessly with back-end services. Scope of Work: Platform Overview: Develop a responsive web application for desktop, tablet, and mobile. Ensure compatibility across major browsers (Chrome, Firefox, Safari, Edge). Implement designs provided in Figma or Ado...

I'm looking for a proficient Node JS developer to integrate 5 APIs into our project. The main purpose of these APIs will be to facilitate data retrieval, specifically product data. Key Requirements: - Implement 5 APIs focused on product data retrieval - User authentication via JWT (JSON Web Tokens) - Strong experience with Node JS and API integration - Understanding of product data structure and retrieval processes - Ability to work independently and meet deadlines The ideal candidate will have a deep understanding of Node JS and extensive experience in API integration. Familiarity with product data is a plus. Your primary task will be to implement these APIs efficiently and effectively, ensuring seamless data retrieval for our project.

I'm in need of a seasoned Fullstack Java Developer to assist with the maintenance of my existing web application. The primary focus will be on performance optimization. Ideal skills and experience include: - Extensive knowledge of Java and fullstack development - Proven experience in web application maintenance - Strong skills in performance tuning and optimization - Familiarity with bug fixing and security updates, even if they're not the primary focus - Excellent problem-solving skills and attention to detail.

I'm in need of a seasoned Fullstack Java Developer to assist with the maintenance of my existing web application. The primary focus will be on performance optimization. Ideal skills and experience include: - Extensive knowledge of Java and fullstack development - Proven experience in web application maintenance - Strong skills in performance tuning and optimization - Familiarity with bug fixing and security updates, even if they're not the primary focus - Excellent problem-solving skills and attention to detail.

...position focusing equally on generating high-quality customer leads and recruiting top-tier freelancers. Key Responsibilities: - Lead Generation: Primarily through social media, leveraging your networking skills to connect with potential customers. - Recruitment: Sourcing and vetting freelancers to join our team. Ideal Skills and Experience: - Strong Networking Skills: Your ability to connect and engage with people is crucial. - Customer Acquisition Background: A proven track record in generating leads and converting them into customers is highly desirable. - Proficiency in CRM systems and Digital Tools: Familiarity with these will help streamline the process and enhance efficiency. - Recruitment Experience: Prior experience in recruitment, especially in freelance marke...

I'm seeking an experienced Ruby developer to improve the UX of my software as a service platform. This is a simple task but if done well, will lead to ongoing work. Key Requirements: - Proficient in Ruby with experience in SaaS - Skilled in UX with a keen design sense - Able to understand and implement necessary enhancements The task involves: - Primarily focusing on enhancing performance - Making necessary design improvements This job should take around 10 minutes, but you will have the freedom to provide design input.

...need help getting my brand name out there. The goal is to promote my brand, increase my social media following and drive traffic to my website, all on a small budget without the use of paid ads. You're welcome to check out my site: and my Instagram: cinnamonchaiofficial to get a sense of the vibe I'm going for. Key Responsibilities: - Create engaging social media posts primarily for Instagram and Pinterest. - Share appealing pictures of my products to draw in potential customers. - Develop strategies to grow my following organically. Ideal Skills and Experience: - Proven experience in social media marketing, particularly on Instagram and Pinterest. - Strong understanding of product photography and brand aesthetics. - Creative thinker with ability to develop ...

I'm seeking a reliable professional to convert my BNB assets which is on a different network on my Coinbase wallet to a different asset

I am in need of an experienced AI Model Developer who can assist in designing, training, and optimizing machine learning ensemble model for numeric datasets, with a specific focus on sensor data and time-series analysis.

I want to learn how to earn well in the freelancing world specifically in the proofreading and editing niche. Ideal Skills and Experience: - Expertise in proofreading and editing - Proven track record in freelancing - Excellent teaching and communication skills

Analysis of the effects of WTO accession on trade

I'm looking for a skilled Android developer to enhance our real-time, competitive multiplayer game. This is a part-time contract role. The game is designed for online exercise equipment, and your main focus will be to refine the app's interface and multiplayer functionality. Key Responsibilities: - Set up AndroidStudio to build the current app and generate .apk files - Enhance the app UI using Kotlin - Develop the real-time gaming interface with in C++ - Implement USB serial communication using Java - Manage source control via Git/Bitbucket Essential Skills: - Proficiency in AndroidStudio - Strong command of Kotlin, C++, and Java - Experience with real-time gaming development - Familiarity with Git/Bitbucket for source control Preferred location: - Montreal, Canada ...

I'm looking for a dedicated full-stack developer to join our team for a long-term startup project. The primary focus of this project is developing a comprehensive mobile application that supports both iOS and Android. The app needs to have core functionalities like user authentication, push notifications, and in-app purchases. Additionally, the role will involve building a website and developing Messenger bots for integration. Ideal candidates must be: - Full-stack development experts with extensive experience in mobile application development. - Proficient in developing for both iOS and Android platforms. - Skilled in implementing user authentication, push notifications, and in-app purchases. - Ready to collaborate closely with our team and contribute innovative ideas to enha...

...between Room 206 and Bar 202. See clouded as-built plans for reference. Designer Qualifications -Proven experience drafting commercial-grade plans with precise scales, detailed titles, and professional title blocks. Key Requirements -As-Built Redraws: ---Re-draw architectural floor plans, reflected ceiling plans, sections, millwork plans, and lighting plans based on the provided as-built attachments. ---Create an enlarged plan focusing on Room 206 (Bar Entry) and Room 202 (Bar). See "as-built" attachment for reference. --- Millwork: Existing millwork trim to remain or be reinstalled in a similar fashion. Bourbon Rack Design: -Blend metal supports with glass shelves and side panels (transparent design). -Incorporate adjustable shelves for versatility. -Design g...

I'm looking for a skilled React front-end developer to work with my Django backend. Key Responsibilities: - Collaborate with the backend team to ensure seamless integration - Implement responsive design for a consistent user experience across devices - Develop custom forms and interactive charts/graphs as per project requirements Ideal Skills: - Proficiency in React.js and Django - Experience with responsive design - Ability to create custom forms and interactive elements Personality : - No toxication - Fast work deliveries, responsive, and agile If you're a proactive developer with a knack for front-end coding, I would love to hear from you. Salary : $5/Page $3/Hour for modifying / code's maintenance

All requierements:

I'm seeking a proficient freelance full-stack developer with extensive front-end and back-end development experience. Your role will encompass integrating multiple front-end pages with our pre-prepared back-end infrastructure. Strong expertise in Supabase for database management and authentication, as well as experience with for back-end systems, is crucial. Key Responsibilities: - Ensure seamless communication between the front-end (Node.js) and back-end - Troubleshoot any arising issues - Provide technical support as necessary Ideal Candidate: - Solid web development skills - Ability to work independently - Problem-solving mindset - Expertise in Supabase, , and full-stack development We require integration of the following functionalities: - User authentication

I'm in need of a dedicated Python developer to assist with multiple financial projects. The tasks primarily involve web scraping, developing Python indicators, and backtesting. Key Responsibilities: - Continuously collaborate with me on these projects. - Web scrape stock prices from Kite. - Utilize Python libraries such as BeautifulSoup, Scrapy, and Selenium. Ideal Skills: - Proficiency in Python with a strong understanding of its application in finance. - Extensive experience with web scraping. - Familiarity with the Kite platform. - Knowledge of Python libraries: BeautifulSoup, Scrapy, and Selenium. - Experience with developing Python indicators and backtesting. Your role will be instrumental in helping me analyze stock price trends and make data-driven decisions. ...

I need a Proxmox expert to help me with the installation of Proxmox on a physical server in a small business environment. The primary use of Proxmox will be for virtualization. Ideal Skills: - Proxmox installation and configuration - Virtualization expertise - Experience with physical server setups in small businesses - Networking knowledge - Troubleshooting skills Please provide your experience with similar projects in your bid.

Our Google Ads tracking with Shopify has stopped functioning. It worked seamlessly for years without any notable changes on our part. We need a tracking expert to evaluate the current set-up and rectify the issue. Key Areas of Focus: - Conversion Actions: We suspect there may be issues with our conversion actions. - Overall Tracking Setup: A comprehensive review of our tracking setup is needed. Shopify Context: - Recently, there have been no updates or changes made to our Shopify store's apps or plugins. - We are uncertain about the recent updates to our Shopify theme or any code customizations made by an external app developer. Ideal Expertise: - Proficient in Google Ads and Shopify integration. - Strong understanding of conversion actions and tracking setups. - Able...

I'm in need of a developer to create a program similar to i-DENT-ity. Key features of this application should include: - User profile creation - Appointment scheduling - Payment processing - Comprehensive control functions, with a focus on data analytics The app should have strong data analytics capabilities, specifically: - Real-time reporting - Predictive analytics The ideal freelancer will have experience in app development, particularly with similar functionalities and control functions. Skills in implementing complex data analytics features are essential. Please provide examples of your previous work that align with this project.

I'm seeking a skilled Angular developer with 4+years experience to assist in creating a web-based content management system. The application will primarily manage and visualize user-generated data. Key Responsibilities: - Implement and enhance the content management features using Angular - Integrate Syncfusion for data visualization components Ideal Skills: - Proficient in Angular - Extensive experience with Syncfusion - Prior experience in developing content management web applications - Strong understanding of handling and visualizing user-generated data Your bid will be reviewed based on your previous experience with similar projects.

I'm seeking a skilled freelancer to conduct a literature review in the field of Technology. The primary goal of this assignment is to summarize existing knowledge. A significant portion of the sources will need to come from conference papers, so experience with this type of literature is crucial. Ideal skills for this project include: - Strong background in Technology - Excellent research and writing skills - Experience with conference papers - Ability to summarize complex information succinctly and accurately.

I'm looking for a talented A+ content creator to enhance our product listing on Amazon. This project involves creating engaging content that includes animations, images, and text to effectively showcase our product and brand. Key Requirements: - Create product demonstration animations - Use real-life photos for imagery - Highlighting specific elements such as product features and our brand story Ideal Skills: - Proficiency in animation and A+ content creation for Amazon - Excellent photography and photo-editing skills - Creative storytelling abilities Previous experience with Amazon A+ content is a plus. Please provide samples of your previous work.