Site Info - Wellfound.com

Content Management Systems

Webflow is a hosted website building service.

Atlassian Statuspage is a hosted service for showing the status of services.

Help Scout provides hosted knowledge base / help desk software as part of their customer communications platform.

Server-side Programming Languages

JavaScript is a lightweight, object-oriented, cross-platform scripting language. This includes TypeScript.

PHP is a scripting language for creating websites.

Client-side Programming Language

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

JavaScript Libraries

jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig.

GSAP (GreenSock Animation Platform) is a JavaScript library for HTML5 animations.

Next.js is an open source JavaScript framework based on React and Node.js.

Express is a web framework for Node.js.

Web Servers

Cloudflare Server is a web server developed by Cloudflare.

Node.js is a server-side JavaScript environment for writing network programs such as web servers, originally developed by Ryan Dahl.

Envoy Proxy is a proxy server designed for large service-oriented architectures.

Caddy is an open-source web server implemented in Go.

Web Hosting Providers

Webflow is a hosted website building service.

Atlassian offers a range of IT products and services.

Help Scout provides hosted knowledge base / help desk software as part of their customer communications platform.

Data Center Provider

Amazon is a US-based e-commerce and cloud computing provider.

Reverse Proxy Service

Cloudflare provides a content delivery network.

DNS Server Provider

Cloudflare provides DNS servers and other web services.

Email Server Provider

Gmail is the email service provided by Google.

SSL Certificate Authorities

GlobalSign is an IT security service provider, also operating as SSL certificate authority.

Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group.

JavaScript Content Delivery Network

Google Hosted Libraries (formerly called Google Libraries API) is a content distribution network for the most popular, open-source JavaScript libraries, provided by Google.

Traffic Analysis Tools

Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google. This includes the Ads conversion tracking and the Floodlight services.

Microsoft Clarity is a website visitor tracking tool.

Segment is a customer data platform that includes web traffic data collection, owned by Twilio.

Tag Manager

The Google Tag Manager is a Google service to support webmasters to manage tags on their websites.

Social Widgets

Facebook Social Plugins provide a way for Facebook users to share web pages with their friends.

A Twitter/X Button allows a Twitter user to post a tweet from the visited site.

LinkedIn Share Buttons enable visitors to to share website content with their LinkedIn network.

Site Elements

Zstandard is a lossless data compression algorithm developed by Yann Collet at Facebook.

External Cascading Style Sheets define style rules in a separate CSS file.

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Brotli is a lossless compression algorithm developed by Google.

HTTP/2 is the second major version of the HTTP network protocol.

HTTP/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol.

HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

Structured Data Formats

The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph.

Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets.

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.

Markup Language

HTML5 is the fifth revision of the HTML standard.

Character Encoding

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

Image File Formats

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

Scalable Vector Graphics (SVG) is an XML-based vector image format.

JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.

Top Level Domain

Commercial entities

Server Location

Content Language