CSS/Scss, Mustache, Handlebars, Origami

node.js, Express, Typescript, PHP, Python, Heroku, Docker

JavaScript, Preact, React, Redux, Typescript

Neo4j, ElasticSearch, Firebase, PostgreSQL, Redis, BigQuery

Webpack, Babel, CircleCI, Pingdom, Graphite, Grafana, Git, Slack integration

AWS: Lambda, Kinesis, SQS, SNS, S3, DynamoDB, Aurora, CloudFormation, CloudWatch, IAM

Jest, Enzyme, Testing Library, BrowserStack, Mocha, Sinon, Chai

Android (Java, Kotlin), iOS (Swift)