Chintan Kotadia
Verified Expert in Engineering
Software and Shopify Developer
Rajkot, Gujarat, India
Toptal member since April 29, 2024
Chintan has 14+ years of experience in web and software development using technologies like PHP, React, and Node.js with Express.js and frameworks like Laravel and CodeIgniter. He has also worked in the Shopify ecosystem for 10+ years, honing his expertise in Shopify Plus and private and public app development. A logical and analytical thinker, Chintan produces high-quality systems with outstanding coding standards. He built the 3rd largest eCommerce platform across the US, UK, and Canada.
Portfolio
Experience
- PHP - 15 years
- CSS3 - 14 years
- JavaScript - 14 years
- Laravel - 11 years
- Shopify Liquid - 10 years
- Shopify Plus - 10 years
- Custom Shopify Apps - 7 years
- Shopify API - 7 years
Preferred Environment
Shopify, Shopify Plus, Shopify API, PHP, Laravel, React, Shopify Customizations, Back-end Development, A/B Testing, Next.js
The most amazing...
...thing I've developed is a daily deal platform that became the 3rd largest eCommerce platform across the US, Canada, and the UK and was acquired at $XXX million.
Work Experience
Technical Lead
Tivly
- Redesigned and architected a complete lead capture and lead management process. Used Optimizely to test the new flow before rolling it out to all users.
- Developed an advertising platform that helped generate approximately $14 million in annual advertising revenue.
- Designed and created the AI voice agent platform that now handles around 60% of incoming customer calls.
- Developed a foundation to automatically convert Figma designs into CMS pages, making page creation faster and reducing development effort.
- Worked closely with the COO and the marketing team to find new business opportunities, automate business processes, and improve customer acquisition through technology.
- Led and mentored engineers, helped with technical decisions, improved application performance, and made sure the team followed best development practices.
Senior Software and Shopify Engineer
Knectar Design
- Developed and maintained custom themes for Shopify Plus stores with custom requirements.
- Built private Shopify apps for the store to achieve custom requirements as needed.
- Created and maintained public Shopify apps and added new features.
- Migrated WordPress, Magento, and custom eCommerce stores to the Shopify Plus platform and ecosystem.
- Designed various automated workflows in Shopify Flow and configured 3rd-party apps to achieve the desirable results.
- Optimized the store speed and implemented various A/B methodologies for boosting sales.
- Delivered scalable, robust, and responsive systems. Identified and troubleshot various web issues and coding problems.
- Configured and handled different deployment processes and managed various WordPress project development, release, and maintenance.
- Wrote well-designed, testable, and efficient code using software development best practices.
- Liaised with clients to ensure their Shopify stores or websites performed at peak levels.
Web Engineer/Developer
Ish onCourse
- Acted as a leading contributor to an open-source ERP, ticketing, eCommerce, and CRM system crafted for organizations that deliver training or other event offerings.
- Migrated applet-based legacy system to the React architecture.
- Developed various components and modules of the system.
- Collaborated with other team members and followed Agile methodology.
- Led the complete front-end architecture development for the customer-facing website.
- Developed a drag-and-drop module-based CMS system that allows administrators to create sections on the fly without worrying about coding.
- Created a quick corporate address book for managing the various contact information.
Founding Engineer
Joyn
- Developed a community-based mobile application for all mobile devices, providing peer-to-peer matching and community groups centered around mental health.
- Collaborated with founders on business decisions and scaling the platform.
- Discussed, brainstormed, and analyzed various ideas, converting them into technical opportunities.
- Created the system or platform roadmap, interviewed and recruited developers, led the team, and distributed tasks.
- Designed and developed the base architecture of the platform from scratch.
- Handled DevOps and released mobile applications to the market.
- Built the entire platform using the latest tools, such as Node.js with Express.js, PostgreSQL, React, Redux, and Flutter.
- Led the way and changed the new operation platform's business model that can be used for time management.
- Implemented HIPAA-aligned security practices, including data encryption, access controls, and privacy-by-design architecture, to safeguard sensitive mental health data.
Lead Engineer and Technical Head
CrowdSavings.com (now nCrowd)
- Built the 3rd largest daily deal eCommerce platform with 20+ million active users conducting heavy transactions daily.
- Developed and scaled the system with other team members to achieve the best-performing website.
- Acquired 20+ sites daily and migrated their system data, such as users, store credit or wallet, and reward points, to the platform.
- Handled and maintained all servers, load balancers, master and slave databases, and websites.
- Integrated and maintained all 3rd-party APIs used for calling, billing, payments, and marketing.
- Converted business requirements into a technical system architecture design and collaborated with other team members to achieve results.
Experience
Resident
https://www.residenthome.com/I was a lead Shopify engineer, creating and managing the Shopify Plus stores for Resident and their various brands, including Awara, Nectar, and Cloverlane. I also developed private apps to achieve custom requirements. I configured an automated email flow using Klaviyo for customer engagement and set up various A/B strategies using Google Optimizer and Optimizely to boost website and sales performance.
Pioneer Valley Books
http://www.pioneervalleybooks.com/I migrated and set up their store from Magento to Shopify Plus. I developed themes, custom Ruby scripts, private apps, and other custom requirements. I also contributed to mapping their products into Algolia for faster search results and handled related custom requirements.
Job Portal
I was a lead engineer on this project, directly reporting to the CTO. I developed the job portal, where leading financial and management companies would post their job requirements, and consultants could bid on the projects.
Coconut Bowls
https://www.coconutbowls.comIsh onCourse
https://github.com/ishgroup/oncourseEducation
Bachelor's Degree in Information Technology
V.V.P. Engineering College - Gujarat, India
Certifications
PHP Certification
DevSquare
Skills
Libraries/APIs
Shopify API, jQuery, Node.js, REST APIs, Shopify Storefront API, Liquid, React, Twilio API, Bill.com API, Stripe, Sailthru API, Facebook API, Google Maps API, D3.js, Ruby ERB
Tools
Shopify Plus, GitHub, Bitbucket, SendGrid, Sublime Text, Git, Shopify Theme Kit, Jira, AWS Deployment, Chatbase, Optimizely, Google Optimize, Jenkins, Grunt, Webpack, Flow, Gradle, Jekyll, Subversion (SVN), Figma, Claude
Languages
PHP, JavaScript, CSS, HTML, Liquid Template, Shopify Liquid, Sass, HTML5, SCSS, Java, CSS3, TypeScript, Ruby, Python, Groovy, Modern JavaScript
Frameworks
Laravel, Express.js, Tailwind CSS, Bootstrap, Flutter, Next.js, Yii, Foundation CSS, Apache Tapestry, Redux, Tapestry, Material UI, React Native, Symfony
Paradigms
Microservices, REST, Search Engine Optimization (SEO), Agile Software Development, Waterfall Development, Object-oriented Programming (OOP)
Platforms
Shopify, LAMP, Amazon Web Services (AWS), Windows, Ubuntu, WordPress, Magento, BigCommerce, Firebase, Klaviyo, Twilio, Invoca Call Routing
Storage
MySQL, Database Management, PostgreSQL, MongoDB
Other
Custom Shopify Apps, Theme Development, Teamwork, Full-stack Development, Site Speed Optimization, CSS3 Animation, PSD to Shopify, eCommerce, Shopify Customizations, Shopify Design, Multi-vendor eCommerce, A/B Testing, Responsive Design, Back-end Development, Subscriptions, WordPress Themes, Figma to Shopify, Web Development, Software Development Lifecycle (SDLC), Ubuntu Server, Load Balancers, Linux Server Administration, Data Migration, Software Architecture, JetPay, PayPal, RESTful Web Services, Jira Administration, Agile Sprints, Mobile App Development, Streaming, Push Notifications, Google Play Store, Shopify Theme, Checkout, Page Speed Optimization, Shopify Scripts, Ruby Gems, PSD to HTML, Drag & Drop, Mobile Apps, HIPAA, SOC 2, AI Voice Agents, Cursor AI, Agentic AI, AI Agent Orchestration, Compliance, TCPA Compliance
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