Backend & Server-Side

Microsoft's cross-platform development platform for web, desktop, cloud and enterprise applications, a strong fit for Windows-centred organisations.

Microsoft's cross-platform framework for web APIs and applications in C#, a natural fit for organisations standardised on .NET.

Microsoft's main .NET language, a strong fit for Windows desktop software, enterprise web APIs and Unity game development.

A lightweight PHP framework with a small footprint, common in existing business websites that need upgrades, fixes or new features.

An open-source data platform that wraps any SQL database in a REST and GraphQL API with an admin app for your team.

A batteries-included Python framework with an admin panel, ORM and security defaults; strong for content platforms and business applications.

A functional language on the Erlang VM, ideal for real-time features, chat, and backends that must stay up under heavy load.

A battle-tested language for telecom-grade, fault-tolerant distributed systems that must run continuously with minimal downtime.

A minimal, flexible Node.js web framework, a pragmatic choice for REST APIs and server-rendered apps with few constraints.

A functional-first .NET language suited to data processing, financial modelling and backend services that benefit from concise, safe code.

A modern Python framework for high-performance APIs with automatic documentation, popular for serving machine learning models.

A high-performance Node.js framework with schema-based validation, well suited to fast JSON APIs and microservices.

An Express-inspired web framework for Go built for speed, suited to teams moving from Node.js who want familiar patterns with Go performance.

Google's app development platform with Firestore, authentication, hosting and push notifications, a quick route to a backend for mobile and web apps.

A lightweight Python web framework that fits small services, prototypes and internal tools where simplicity matters more than structure.

A fast, minimal HTTP framework for Go, a good fit for high-throughput REST APIs and microservices with low latency requirements.

A simple, fast compiled language from Google that suits cloud services, APIs, command-line tools and high-concurrency backends.

The enterprise Java platform for large, long-lived business applications, commonly found in banking, insurance and government systems.

A mature, portable language used for enterprise backends, Android apps and long-lived systems that need stability and broad tooling.

The language of the web browser, also used on servers with Node.js; it fits interactive websites and web applications.

Google's preferred language for Android, also used for JVM backends; concise and fully interoperable with existing Java code.

A lightweight Kotlin framework for asynchronous servers and clients, a natural backend companion for Android and Kotlin Multiplatform apps.

A popular PHP framework with elegant tooling for authentication, queues and payments; a productive choice for web platforms and SaaS.

A structured TypeScript framework for Node.js with modules, dependency injection and testing built in; suited to larger enterprise backends.

A React framework with server rendering, routing and API routes; a strong fit for SEO-sensitive sites and full-stack web products.

A JavaScript runtime for servers, ideal for APIs, real-time features and teams that want one language across frontend and backend.

The full-stack framework for Vue.js with server rendering and file-based routing, good for content sites and SEO-driven applications.

The Elixir web framework with LiveView for real-time interfaces, ideal for chat, live dashboards and highly concurrent applications.

A widely hosted server-side language behind WordPress, Laravel and many e-commerce platforms; practical for websites and web applications.

A readable general-purpose language that fits backend services, automation, data processing and most machine learning work.

A React framework built on web standards with server-side data loading, a good fit for form-heavy, fast-loading web apps.

An expressive language known for developer productivity, most often used with Rails to build web applications quickly.

A convention-driven web framework that lets small teams ship complete products quickly, well suited to SaaS and marketplaces.

A memory-safe systems language that fits performance-critical services, command-line tools and components where reliability cannot be compromised.

A JVM language blending object-oriented and functional styles, common in data engineering with Spark and in high-throughput backends.

A widely adopted Java framework for production-grade backends and microservices, trusted for enterprise systems that demand reliability and scale.

An open-source headless CMS built on Node.js that gives your team a custom content API for websites and mobile apps.

An open-source Firebase alternative built on PostgreSQL, providing auth, storage, realtime and APIs for rapid, standards-based product development.

The application framework for Svelte, adding routing, server rendering and endpoints for complete, lightweight web applications.

A robust PHP framework and component set used by enterprise applications and platforms such as Magento and Drupal.

A typed superset of JavaScript that catches errors early, well suited to large frontends and backends that many developers maintain.