I have expert knowledge in Marketplaces development. Products marketplaces, services marketplaces, projects marketplaces, reverse marketplace. I build any online marketplaces. Marketplaces were similar to Airbnb, Booking, eBay, Amazon, Upwork and etc. I use Sharetribe GO Community Edition and new Sharetribe Flex, in order to save your time and resources. It allows us to implement your requirements and create a high-quality MVP quickly. During the four years, I completed over 40 projects to improve the Sharetribe of different complexity. The most frequently implemented tasks were: - Integration of various payment gateways, such as Stripe, РayРal, etc. - Booking management dashboard - Booking interface with any types - Creating a Landing Page - Creating groups of users with different rights I write clean and maintainable code. I love to work with brand new tools and solve challenging problems. I'm extremely motivated and capable of figuring out a solution to almost any problem. In my work, I keep to the methodology of Agile Scrum or Kanban. And for project management, I use Trello, Jira, or GitHub Project to ensure that the development process is as transparent as possible to you. The technology stack that I use: Backend: — Ruby Core 2.x, 3.x; — Frameworks: Rails 4.x, 5.x, 6.x; — NGINX / Apache, Traefik, Passenger, Puma; Deploy Tools (DevOps): — Capistrano, Docker (Swarm or Kubernetes), Ansible, Heroku, AWS Elastic Beanstalk, CI/CD process on GitHub, Bitbucket or GitLab; Server Management: — Amazon AWS — Heroku — Microsoft Azure — Google Cloud — DigitalOcean; DB: — MySQL, PostgreSQL, Redis, MongoDB; Frontend: — React, HTML / Erb / Slim / Haml, CSS / Sass / Less, jQuery, Bootstrap;

Sly is a team player and have an extensive experience on Software Development. He is eager to help start up companies / organization to launch and deploy their digital services or projects. His passion on developing web application is unconditional and willing to give his full effort to make the project usable and efficient. He loves writing code on Ruby language and integrate some great services to client projects.

Hi, I'm Vadim, an experienced Full Stack Ruby on Rails + ReactJS Engineer. I specialize in building robust web applications, leveraging the power of Ruby on Rails on the server-side and ReactJS on the client-side. With expertise in data management, business logic implementation, and creating dynamic user interfaces, I deliver efficient and responsive solutions. I embrace the MVC architecture and "convention over configuration" principle for rapid development. Committed to clean, maintainable code and staying up to date with industry best practices. Let's discuss your project requirements and bring your vision to life!

Passionate about creating innovative web solutions that combine beautiful design with robust functionality. I specialize in modern JavaScript frameworks and love turning complex problems into simple, elegant solutions.

About me: ✅ 4+ years of experience with Backend and Frontend Development ✅ ReactJs, NestJS, and Ruby on Rails expert ✅ End-to-end web app development ✅ Worked with different companies to deliver software development solutions Tech stack I'm really good at: Backend/REST API - NestJS / NodeJS - Ruby on Rails Frontend Single Page Apps - ReactJS - Typescript SERVICES OFFERED: 1. Understand client's problems and tasks clearly. - 📞 I can offer a free 30-min discovery call! - Let's discuss more about the problem or task you want to solve to see if we're fit or not. 2. Focus on providing and implementing solutions for the problem at hand - For simple tasks, I can offer a breakdown of the solution. - For long term project, I will ensure specific and timely milestones are set. 3. Team collaboration. - I ensure that my clients are engaged throughout the development process ensuring that their inputs and satisfactions are achieved. - Quick turn around of solutions to gain immediate feedback. 𝗪𝗛𝗔𝗧'𝗦 𝗧𝗛𝗘 𝗡𝗘𝗫𝗧 𝗦𝗧𝗘𝗣? Let's get started! Message me! Or if you're decided, hire me or send me an invite, and I'll bring your project to life with precision, efficiency, and top-tier quality. Your success is my priority! Regards, John Joshua Villegas (ReactJS, NestJS, Ruby on Rails developer)

Experienced Mid-level Software Engineer with a strong focus on Ruby, Ruby on Rails, and JavaScript for frontend. Proven track record in developing high-performance backend systems, optimizing architecture, and ensuring continuous availability of solutions access and APIs. Experienced with AWS services, SQL/NoSQL databases, and payment integration. Bachelor's degree in Information Technology and a passion for continuous learning. Noteworthy achievements include advancing to Mid-Level software engineer earlier than standard promotion timeline due to consistent high performance, mentoring junior engineers, and contributing to new feature implementations and process optimizations.

I'm a Backend Web Developer experienced in shipping production ready APIs. - 4 years experience building Ruby on Rails Applications - 2 years experience with Golang and ExpressJs - BS Computer Science & Masters in Data Science.

I am a software developer with 2 years of hands-on experience in building robust applications and innovative solutions. My journey spans both freelancing and internships, equipping me with a diverse skill set and a keen understanding of various technologies. I excel in coding, debugging, and optimizing applications to enhance performance and user experience. My projects reflect a commitment to quality and efficiency, whether collaborating with teams or working independently. I thrive on tackling complex challenges and delivering effective solutions that meet client needs. If you're seeking a developer who can transform ideas into functional software, let's discuss your project and explore how I can contribute to your success.

I'm a developer that currently working as a Quality Assurance Analyst. Looking forward to work with you.

Certified Acumatica Application Developer Certified Acumatica OData Integration Developer Certified Acumatica API Integration Developer Certified Acumatica Mobile Application Developer Acumatica ERP (Reports (Can also add views via customization), GI, Customizations (Custom Screens / Customize Standard screens or DACs, Workflow, Import Scenario / Export Scenario (Customized Import / Export) Has customized more than 100+ customizations ranging from simple to complex. Includes API integration, custom and extension screens/DACs. Created and fixed reports and Import scenarios. Also managed AWS for version upgrade and backup of Acumatica in AWS.