
Closed
Posted
Role Overview We're seeking a Full-Stack Ruby on Rails Developer to enhance and maintain our internal platforms. Your primary goal will be to develop and optimize tools that streamline operational and administrative processes, ensuring a seamless experience for clients, editors, and our internal team. - This is a remote, contract (work from home) position with fixed monthly compensation and paid time off. - We are open to both full-time and part-time commitments, depending on the candidate's experience and availability. - Candidates must be able to provide at least 3-4 hours of working overlap with US Central Time. - Strong written and spoken English communication skills are required. Key Responsibilities - Design, build, and maintain scalable web applications using Ruby on Rails. - Develop and maintain features across the full stack (frontend and backend). - Optimize performance and ensure reliability of existing software systems. - Collaborate with designers and developers to translate business needs into technical solutions. - Write clean, efficient, and well-documented code following best practices. - Integrate third-party APIs and services as needed. - Perform thorough testing, debugging, and deployment of software. - Collect and analyze user feedback to continuously improve platform functionality. - Provide technical support, bug fixes, and implement enhancements. - Stay current with industry trends, tools, and best practices to improve system architecture and performance. Requirements - Strong proficiency in written and spoken English is required - 3-4 hours of working overlap with US Central Time is required - Proven experience as a full-stack developer with Ruby on Rails. - Proficiency in frontend technologies (e.g., JavaScript, HTML/CSS, frameworks like React or Vue.js). - Experience with relational databases (e.g., PostgreSQL, MySQL). - Familiarity with version control (Git), testing frameworks, and CI/CD tools. - Strong attention to detail. Strong analytical and problem-solving skills. - Ability to communicate technical concepts clearly to non-technical stakeholders. - Comfortable working in a collaborative, fast-paced team environment.
Project ID: 40519071
156 proposals
Remote project
Active 1 day ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
156 freelancers are bidding on average $16 USD/hour for this job

With extensive experience in Full-Stack Ruby on Rails development, I understand the need to enhance internal platforms and streamline operational processes effectively. My past projects involved optimizing tools for seamless user experiences and system reliability. Could you share more details on the current tech stack and any specific pain points you're looking to address? Regards, Yogesh Kumar
$13 USD in 34 days
8.5
8.5

Hi, I've built and maintained full-stack Rails apps for years. Your project mentions enhancing an intern platform — I've done similar projects handling user management, authentication, and database optimization across MySQL and PostgreSQL. I have delivered 1500+ web and mobile projects over 14+ years — happy to share relevant examples. Let's talk about what you need. Send over details and we'll move forward. Thanks, Hasan
$200 USD in 7 days
8.6
8.6

Good Day! I have carefully analyzed your project and can support your team as a Full-Stack Ruby on Rails developer to build, maintain, and optimize scalable internal platforms, including frontend and backend features, API integrations, and performance improvements across your systems. I have strong experience working with Rails, PostgreSQL/MySQL, JavaScript frameworks, and modern development workflows including Git and CI/CD, with a focus on clean, maintainable code and reliable production systems. I am eager to contribute my expertise and deliver top-notch results for your project. Let's discuss the project further in chat or let's have a quick call! Best regards, M Adeel.
$12 USD in 40 days
8.0
8.0

Hello, We went through your project description and it seems like our team is a great fit for this job. We are an expert team which have many years of experience on JavaScript, Ruby on Rails, MySQL, HTML, PostgreSQL, Git, Full Stack Development Lets connect in chat so that We discuss further. Thank You
$13 USD in 40 days
7.3
7.3

Hi, After reviewing the role, what stood out is that this position is centered around business-critical internal systems rather than customer-facing products. The impact of the work comes from making operational workflows more efficient, reducing manual effort, and building tools that teams can rely on every day. Internal platforms often evolve over many years, which means success depends not only on delivering new features but also on maintaining performance, improving maintainability, and making thoughtful architectural decisions as requirements grow. Our team has experience working with full-stack web applications, API integrations, relational databases, performance optimization, frontend frameworks, and ongoing product maintenance. A couple of questions: • Are the current platforms built entirely on Ruby on Rails, or is there a mix of technologies and legacy systems that the selected developer will be expected to support? • Is the primary focus over the next few months new feature development, technical debt reduction, performance optimization, or a combination of all three? The long-term nature of the role and the emphasis on operational systems make understanding the existing architecture and product roadmap especially important, and we'd be interested in learning more about both. Regards
$14 USD in 40 days
7.4
7.4

Hi I can support your internal platforms as a full-stack Ruby on Rails developer, helping build, maintain, debug, and optimize tools used by clients, editors, and your internal team. The main technical challenge is improving existing operational systems while keeping daily workflows stable, fast, and reliable for all user roles. I would approach this by first reviewing the Rails architecture, database structure, frontend stack, deployment process, current pain points, and the most important admin/editor/client workflows. I have experience with Ruby on Rails, REST APIs, PostgreSQL/MySQL, JavaScript, HTML/CSS, React/Vue-style frontend work, Git, testing, debugging, and third-party API integrations. I can help implement new features, fix bugs, refactor fragile code, optimize database queries, improve UI flows, and support clean deployments through CI/CD. I communicate clearly with both technical and non-technical stakeholders and can work with the required US Central Time overlap. I’m interested in a long-term contract where I can contribute consistently and improve the platform based on real user feedback. Thanks, Hercules
$50 USD in 40 days
6.9
6.9

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. I believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
$20 USD in 40 days
6.8
6.8

With over a decade of full-stack development experience, I am confident that I can contribute significantly to your organization's internal platforms. My in-depth knowledge of Ruby on Rails, as well as proficiency in frontend technologies such as JavaScript, HTML/CSS, demonstrate my ability to execute end-to-end projects with finesse. Having worked extensively with relational databases like PostgreSQL and MySQL aligns perfectly with your need for optimized data management. A seasoned problem-solver, I am adept at translating complex business needs into effective technical solutions by leveraging my understanding of the latest tools, trends, and best practices in the industry. My strong analytical skills ensure optimized performance and consistent reliability of software systems. I bring the same level of precision and attention to detail when writing clean code that adheres to the highest standards. Additionally, my ability to communicate technical concepts clearly is pivotal in bridging the gap between my team and non-technical stakeholders.
$12 USD in 40 days
7.1
7.1

Hi, I am a seasoned full-stack Ruby on Rails developer with 6+ years building and maintaining internal platforms. I design scalable Rails backends, integrate frontend work with React or Vue, and optimize workflows with responsive admin tools and reporting dashboards. My stack includes PostgreSQL, Redis, Git, CI/CD, and automated tests to keep deployments reliable. I focus on clean, well-documented code and clear communication to translate business needs into practical features. I tailor features across the full stack, from APIs and data models to responsive interfaces, while collaborating with designers and product teams. I can align with US Central time overlap (3-4 hours) and accommodate either part-time or full-time commitments. Remote, with a strong English profile, I can ramp quickly, prioritize user experience, and iterate on feedback to improve platform performance. Best, Justin
$50 USD in 7 days
6.4
6.4

As an experienced Full Stack Developer who specializes in Ruby on Rails, I believe I have the necessary expertise and commitment to enhance and maintain your internal platforms. With over a decade of experience, my work has dealt with various aspects of web development, from frontend design to backend optimization. This flexibility enables me to create efficient, integrated applications aligning with your business needs. Over the years, I have worked extensively with databases like PostgreSQL and MySQL, ensuring familiarity with the exact technologies you're looking for. Additionally, my proactive approach means that I always stay up-to-date with the latest tools and best practices. This adaptability allows me to integrate third-party APIs seamlessly and optimize overall system performance. Finally, as a remote working professional myself, I'm well-versed in the nuances of maintaining efficient cross-border communication. My present setup already encompasses ensuring a 3-4 hour overlap with US Central Time; hence, you can rely on timely responses and progress updates throughout the project lifecycle. Let's connect and turn your vision into reality!
$15 USD in 40 days
6.3
6.3

Hello! Мы можем подключить внешнюю команду под поддержку и развитие ваших внутренних платформ. 1. Рассматриваете ли вы внешнее подрядное подключение под эту роль? 2. Какие задачи важнее закрыть в первую очередь? — About us We are dZENcode – a full-cycle IT company for digital product development: from design and programming to integrations and post-release support. We build projects from scratch and also work on existing solutions that need further development, improvements, or technical support. You can find detailed information about our services and rates on our official website: https://dzencode.com. Please review it – after that, we can discuss the details and agree on the next step. ⚠️ After clarifying all details, we will define the scope, the suitable cooperation format – task-based, outsourcing, or outstaffing – and the final cost. Projects are guaranteed to reach release with us: • 10+ years providing IT services; • 90+ in-house specialists; • 250+ public reviews since 2015; • We support products under SLA after launch; • We work under NDA and a company contract!
$12 USD in 40 days
6.7
6.7

Hello There!!! ★★★★ (Full-Stack Ruby on Rails Developer – scalable internal platform development) Project understanding: I understand you are looking for a Full-Stack Ruby on Rails developer to build, maintain, and improve internal platforms that support clients, editors, and your internal team. The focus is on scalable, reliable features, API integrations, and clean system performance. Services: ⚜ Ruby on Rails full-stack development & maintenance ⚜ Frontend integration using JS, HTML, CSS, React/Vue ⚜ PostgreSQL/MySQL database design & optimization ⚜ API integration and third-party services setup ⚜ Performance tuning & bug fixing of existing systems ⚜ Git, CI/CD workflow support and deployment ⚜ Clean, scalable and well documented code structure I have solid experience working with Rails based applications and full-stack systems, including backend APIs and frontend integration. I usually focus on stable architecture first, sometimes I spend extra time on structure but it helps long term maintainability :) I can work overlapping US hours and collaborate smoothly with your team for ongoing improvements. Warm Regards, Farhin B.
$14 USD in 40 days
6.5
6.5

Hi, I can help enhance and maintain your internal Ruby on Rails platforms with a focus on clean code, reliability, performance, and smooth day-to-day operations for your clients, editors, and internal team. I have full-stack development experience working on web applications, backend APIs, databases, frontend features, third-party integrations, debugging, testing, and ongoing product improvements. I’m comfortable working across both backend and frontend, including Rails-based systems, JavaScript, HTML/CSS, PostgreSQL/MySQL, Git workflows, and deployment support. For this role, I can help with: * Building and improving Rails features * Fixing bugs and optimizing existing workflows * Maintaining admin/internal tools * Integrating third-party APIs * Improving performance and reliability * Writing clean, documented, maintainable code * Communicating clearly with technical and non-technical team members I’m also comfortable with remote contract work, long-term collaboration, and can provide 3–4 hours of overlap with US Central Time. I understand the importance of clear English communication, especially when working with distributed teams and internal platforms. Please share more details about your current Rails stack, weekly workload, and whether you prefer full-time or part-time support. I’d be happy to discuss how I can contribute. Best, Abbas Ali
$12 USD in 40 days
5.9
5.9

Hello, I came across your Full-Stack Rails on Rails Developer and I am very interested in working with you. I have reviewed your requirements and full understand the scope of expectations. I specialize in HTML, Full Stack Development, and have successfully delivered similar projects before. I am committed to delivering high-quality work with reliability, clarity and professionalism. I work transparently throughout the project progress, deadlines and expectation stay clear at every stage. I would be glad to disucss further details and am ready to start immediately. Looking forward to hearing from you. Regards. Anum
$12 USD in 1 day
5.7
5.7

I will build and maintain Rails-based internal tools that streamline operations for clients, editors, and your team. My approach blends reliable back-end services with a clean, responsive front-end, delivering features across the full stack with clear, well-documented code. I prioritize robust database design and clear testing, plus seamless CI/CD to support quick iterations. Using Git ensures a transparent development history, while HTML/CSS provide accessible interfaces that scale with your needs. The Full Stack Development mindset ensures cohesive features from data layer to user experience, with steady, supported improvements based on user feedback. Can you clarify the top priority for the initial milestone: admin tooling efficiency, client-facing features, or a hybrid approach, and which external services should be integrated first?
$25 USD in 28 days
5.9
5.9

Hi Sir/Madam, I am a Ruby on rails developer, I had done many projects in rails, I am good in Rails Rest api and MVC pattern, I know to integrate rails app with email and SMS service and also web socket connection, I know to deploy the rails app in heroku, Digital ocean and AWS elastic beanstalk, I had worked in Ruby 2.2.2, 2.3.5, 2.6.5, 2.6.6, 2.7, 3.0, 3.0.1, 3.0.2, 3.3, 3,4, rails 4.1, 4.2, 5.1, 5.2, 6.0, 6.1, 7.0.8, 8.0.1, 8.0.2, I am good with git, Rspec test, elastic search, mapbox, zapier, dropbox..etc cases and worked in integrating many third party services. Also I am very good at writing scripts in ruby to perform specific operations. Please contact me for more details, I will share sample project via chat
$8 USD in 40 days
6.1
6.1

Hi there, Your Rails role sounds like steady product work: keeping internal tools reliable, shipping admin features, and fixing the slow or awkward parts users hit every day. I have worked on Rails apps with PostgreSQL, APIs, background jobs, testing, deployments, and frontend updates in JavaScript/React. I would start by getting familiar with the current codebase, then handle work in small, reviewable pieces: - fix bugs and performance issues - build new Rails features across models, controllers, views, and APIs - clean up messy areas without rewriting things for no reason - add tests around risky flows - keep deployments calm and documented US Central overlap is fine for me, and I can work part-time or closer to full-time depending on the workload. Which part of the current Rails platform needs the most attention first: performance, feature delivery, code quality, or day-to-day support? Regards, Slavko
$10 USD in 39 days
5.4
5.4

Hello, I can support your Ruby on Rails platform by building and optimizing full-stack features that improve performance, maintainability, and internal workflow efficiency across your system. I’ve worked on full-stack web applications involving backend-heavy architectures with relational databases, API integrations, and frontend interfaces using modern JavaScript frameworks alongside structured backend systems. While my primary background is in Angular and Node based architectures, the same principles apply strongly to Rails environments, especially in building scalable, maintainable business tools with clean separation of concerns. For your role, I can contribute to developing new Rails features, improving existing functionality, integrating third-party APIs, and ensuring frontend components (React or similar where applicable) remain responsive and aligned with backend logic. I’m also comfortable working with PostgreSQL based systems, debugging production issues, and maintaining clean, well-documented codebases in collaborative environments. I can work within US Central Time overlap requirements and ensure clear communication and consistent progress updates throughout development. I can start immediately and quickly adapt to your existing Rails architecture once I review the current system.
$20 USD in 40 days
5.5
5.5

✋ Hi there. I can develop and maintain your Ruby on Rails platforms with full-stack features, third-party integrations, and performance optimization. ✔️ I built and maintained Rails applications for two startups, covering PostgreSQL, React frontend, API integrations, and CI/CD pipelines. I develop backend features in Ruby on Rails with PostgreSQL, build frontend with JavaScript and React or Vue.js, and write clean, tested code with RSpec or Minitest. I integrate third-party APIs, optimize performance with caching and query improvements, and handle deployments using Git and CI/CD tools. I collect user feedback and implement enhancements, provide bug fixes and technical support, and maintain clear communication in English with US Central time overlap. Let's chat about your current platform and specific features. Best regards, Mykhaylo
$12 USD in 40 days
5.5
5.5

★•══•★ Hi client ★•══•★ I am a full-stack developer with experience building and maintaining business-critical web applications, APIs, and internal platforms, with a strong focus on clean architecture, performance, and long-term maintainability. My approach will be: ✅ Develop and maintain Ruby on Rails applications across both frontend and backend components ✅ Build new features, optimize existing workflows, troubleshoot production issues, and improve platform performance ✅ Work with PostgreSQL/MySQL databases, third-party APIs, Git-based workflows, testing frameworks, and CI/CD pipelines ✅ Communicate clearly with both technical and non-technical stakeholders while providing reliable ongoing support and enhancements I have experience working with Rails applications, JavaScript frameworks, REST APIs, database design, application maintenance, performance optimization, and remote distributed teams. One key question: What is your current frontend stack alongside Ruby on Rails (React, Vue, Hotwire, Stimulus, or traditional Rails views)? Best regards. Rico
$10 USD in 40 days
5.2
5.2

Katy, United States
Member since Jun 16, 2026
$10-30 AUD
$30-250 USD
$30-250 AUD
$1000-1500 USD
$250-750 USD
$30-250 USD
$30-250 CAD
$250-750 USD
$30-250 USD
$30-250 USD
$10-30 USD
₹12500-37500 INR
₹600-1500 INR
$15-25 USD / hour
₹1000000-2500000 INR
$250-750 USD
₹12500-37500 INR
₹12500-37500 INR
₹1500-12500 INR
$3000-5000 USD