> Shopify Plus, LAMP, MEAN/MERN, EFK
> AWS (EC2, S3, ElasticSearch, Kibana, RDS-MYSQL, RDS-PostgreSQL, Redis, MongoDB, Route53), Google Cloud, NGINX
> PHP (Laravel, Lumen, Twig, Wordpress)
> Javascript and APIs (Express, Node, React, Angular, Vue, Gatsby, Cosmic, Java, Python)
> HTML, CSS, SCSS (Bootstrap 5, Tailwind, Material)
> AI Engineering and APIs (OpenAI, ChatGPT, GPT-4, DALL·E 2)
> Business Intelligence, Data Science, Predictive Analyics, and Machine Learning (BigML, AWS ML, Python, R, Matlab, Excel, Google Docs, Tableau)
> Payment Processors and Payment Gateways (Stripe, Paypal, Braintree, Amazon Payments)
> CDN (Cloudfront, Cloudflare, Akamai, and InstartLogic)
> Fraud and Chargeback Prevention (Signifyed, Forter, Stripe Radar)
> Email (Klaviyo, MailChimp, SailThru, SendGrid)
> Automated Deployment, Continuous Integration and Delivery (Git, Github, Jenkins, CircleCI)
> Agile Product Management (Figma, Sketch, Photoshop)
> Fluentd, Nagios, Tapcart, Pingdom, Moz, Heroku, Twilio, Google Tag Manager, Slack