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I have a great passion for solving problems and can help people with various programming languages, databases, information systems, software related projects.
I am an experienced software engineer, excellent in Web, Mobile and Desktop Application Development using technologies like React, React Native, .NET Framework, NodeJS, Electron, Angular, Ionic Framework, NestJS, NextJS, PHP, PostgreSQL, MS SQL, MongoDB, Firebase and others. I have experience working with Figma Designs, Adobe XD, Adobe PhotoShop and Adobe Illustrator. I can create and deploy web, mobile (IOS and Android) and desktop applications seamlessly.
I provide expert-level guidance for developers building high-scale, design-forward applications. With over a decade of professional experience in the JavaScript ecosystem, my primary expertise lies in **Frontend Frameworks and UI/UX Design**, backed by deep full-stack and DevOps proficiency. ### My Core Expertise: * **Frontend & Design:** Expert mastery of **React, Vue, and Angular** with a focus on polished UI/UX and clean **TypeScript** architecture. * **Backend & Data:** Robust development with **Node.js, GraphQL, REST, and Kafka**. * **Infrastructure & DevOps:** Professional experience with **Kubernetes, AWS, Jenkins, and BuildKite**. In addition to my engineering background, I have previously served as a **Full-Stack Mentor for Thinkful.com**, helping developers bridge the gap between learning and professional-grade production. Whether you’re a bootcamp student or a working professional, I’ll help you navigate the complexities of the modern stack with the confidence of a 10-year veteran.
With over a decade of experience in full-stack development, I specialize in **Ruby on Rails, custom eCommerce solutions** (Spree, Solidus), **ReactJS**, and **DevOps**. My expertise spans designing and developing scalable, distributed cloud-based applications with a strong foundation in **database architecture** and **system refactoring**. As a technology leader, I’ve successfully delivered complex, high-impact projects across industries including **Real Estate, Finance, Healthcare, Marketing**, and **eCommerce**. My portfolio includes building sophisticated eCommerce marketplaces, **SaaS platforms**, and multi-channel selling applications. I am passionate about crafting innovative, robust software solutions tailored to meet diverse business needs. **Key Expertise:** - **Backend:** Ruby on Rails, building and scaling RESTful APIs. - **Frontend:** ReactJS, JavaScript, responsive UIs with Tailwind CSS, and Bootstrap. - **eCommerce Solutions:** Spree, Solidus, custom marketplaces, multi-tenant SaaS platforms. - **Database Architecture:** MySQL, PostgreSQL, MongoDB, Redis, Cassandra, optimized for high performance and scalability. - **DevOps:** CI/CD pipelines (CircleCI, AWS Pipeline), containerization (Docker), cloud platforms (AWS, GCP, Heroku, DigitalOcean). - **Test-Driven Development:** Expertise in TDD using RSpec, ensuring high code quality and maintainability. In addition to my technical expertise, I have a strong commitment to **open-source contributions** and have developed multiple **Ruby/Rails/Spree extensions**. I also bring a wealth of experience in **refactoring legacy code bases**, implementing **performance optimisation**, and improving **scalability** and **security**. My passion lies in helping businesses unlock their full potential through technology, and I am always eager to collaborate on long-term, impactful projects. Let’s build the future, one line of code at a time. Best regards, Rahul Singh
Hi, my name is Gabriel, I'm a Front End Developer and a Graphic Designer, I work mainly in Web Design, using Front End Technologies like HTML5, CSS3 (SCSS) and Javascript. I'm familiar with Javascript frameworks as jQuery and ReactJs. I'm a Google Tag Manager expert, I can do custom Javascript variables and triggers, I also can implement pixels and events for Facebook, AdWords, etc. I have been working as a Front End Developer for 5 years and as a Freelance Graphic Designer for more than 10 years. I love to learn and teach what I know, understanding students struggle as I am a self-taught student myself. Understanding concepts as a graphic designer, makes me help people who want their designed websites in Photoshop, Illustrator or Adobe XD come to life in HTML, CSS, and Javascript.
Hi! I love Java, Python, Javascript, distributed systems, large scale systems, machine learning, natural language processing and image processing. My work has been featured on the AWS blog (https://tinyurl.com/chaosrunner), The Guardian (https://tinyurl.com/topvocab) , Billboard.com (https://tinyurl.com/topprofane) and other print/digital publications. I also own Amazon's chaos testing framework called AWSSSMChaosRunner (https://github.com/amzn/awsssmchaosrunner). I am a Senior Engineer at Amazon's Prime Video and have worked on scaling backend systems to millions of transactions-per-second, utilising various cloud technologies and primarily working with Java, Kotlin and Javascript. This involves image/audio/text processing systems, creating & managing databases/APIs for mobile/web applications and everything in between. I have 15yrs+ experience with backend engineering, cloud tech, nlp, signal processing and image processing. I can help you with any of these topics. I also love hackdays and have attended 20 hackdays in Europe in the last couple of years and collaborated with beginners/experienced developers on different kinds of projects. Thanks for reading and hope to talk to you soon!
Technical cofounder, board member, and seasoned operator with experience building and growing early stage companies (pre-seed to late Series), large scale government and commercial projects, and nonprofits.
I am a full stack software engineer who loves building world class enterprise solutions. My latest web app is a is a telemedicine application that connects patients with doctors. I am currently developing a freelance service market place application for businesses. I believe in the power of reading and imagination. I constantly challenge myself in learning new things everyday. I also love teaching and participating in open source applications.
A **Team Lead**, and a **Senior Software Engineer (Full-Stack )** with **10 years** of experience. I have worked on all front-end frameworks **(Angular JS, Vue JS, React JS, JavaScript, jQuery)** with responsiveness **(Html5, CSS, bootstrap)** and back end including **PHP (Laravel /code igniter/ Yii framework , Python, Java)**, **Node JS** and **Server-less (AWS-Amplify)**, etc. Strong Programming and OOP concepts. I am really good at **Design Patterns**, databases **(MySQL, SQL Server, Mongo DB, GraphQL, Dynamo DB, PostgreSQL)**, and Data structures. Ability to handle and make advanced database queries and provide solutions for big data applications. Extensive knowledge to deploy code on **Linux-based servers** and **AWS**. I have also worked on CMS platforms like **WordPress** and **Magento**. I want to do/give something to the IT industry and to our young developers by sharing my skills and knowledge with them.
Having good experience in frontend development mainly in designing, optimizing Angular and React Applications. With this experience, I can help out others in development and also how to solve problems efficiently. I would help you learn the skills needed to become a professional. I will not tell you how to code; rather, I will guide you through the practice of coding, will help you to find your own answers and also intervening you when you got stuck. These things I know: - HTML - CSS / SASS / Less - React - Angular - Tailwind CSS - Responsive web design - Pixel perfect UI with elegant CSS - Javascript / ES6 - npm - Github
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The length of a project depends on many factors, including the scope of your project and the technical complexity of it. When you post a freelance Responsive Design project request on Codementor, you’ll have the option to indicate when you’d expect the project to be completed. We suggest chatting with the interested developers to ensure both sides are on the same page. For more information on how to post a freelance Responsive Design request on Codementor, check out our article.
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We do a comprehensive technical and communications screen of all Responsive Design developers at Codementor. Our network includes book authors, popular open source contributors, top Stack Overflow users and engineers at top tech companies. In addition, to continually ensure the quality of our freelancers, we regularly check in on existing Responsive Design developers’ user satisfaction rates.
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