TypeScript Programming Tutorials & Engineering Articles

The article discusses the development of vinext, a new front-end framework that serves as a drop-in replacement for Next. js, built using Vite and designed for deployment on Cloudflare Workers.

The article introduces Code Mode, a technique that allows AI agents to interact with the entire Cloudflare API using only 1,000 tokens, significantly reducing context window usage.

The article introduces Markdown for Agents, a feature by Cloudflare that allows AI systems to request web content in Markdown format instead of HTML.

This article details the tooling behind Spotify's mobile app release process, focusing on the Release Manager Dashboard built as a Backstage plugin.

This article explains how OpenAI built the Codex App Server, a bidirectional JSON-RPC API that serves as the critical link between the Codex harness (agent loop and logic) and various client surfac...

Cloudflare introduces Moltworker, an open-source middleware that enables running the Moltbot self-hosted AI agent on Cloudflare's Developer Platform instead of dedicated hardware like Mac minis.

This article details the engineering challenges behind building an animated ASCII banner for GitHub Copilot CLI, revealing how a seemingly simple 3-second animation required over 6,000 lines of Typ...

This article demonstrates how to port a Matrix homeserver from traditional infrastructure (Synapse on VPS) to Cloudflare Workers, creating a serverless, zero-maintenance deployment with automatic p...

Spotify announces the three recipients of its 2025 FOSS Fund: FFmpeg (€30,000), Mock Service Worker/MSW (€15,000), and Xiph. Org Foundation (€25,000).

The 2025 Typed Python Survey provides insights into the adoption of Python's type system, highlighting code quality and flexibility as primary motivations for its use.

The article introduces the Agent Development Kit (ADK) for TypeScript, an open-source framework that enables developers to build AI agents using a code-first approach.

This article details Slack's journey through a Voluntary Product Accessibility Template (VPAT) assessment for their Android app, conducted by a third-party vendor in 2024 following their IA4 UI red...

The article discusses the advancements in AI agents with the introduction of Gemini 3 Pro Preview, highlighting its capabilities for building sophisticated agents using open-source frameworks.

Slack's build pipeline team reduced build times for Quip and Slack Canvas from 60 minutes to as little as 10 minutes by applying classic software engineering principles—separation of concerns, cach...

The article discusses the Model Context Protocol (MCP), an open standard for connecting AI agents to external systems, and how code execution can enhance the efficiency of these agents.

Airbnb built a system that combines GraphQL infrastructure, product context, and LLMs to automatically generate and maintain realistic, type-safe mock data using a custom @generateMock directive.

This article details Slack's approach to making Chef infrastructure deployments safer by splitting a single production Chef environment into six bucketed environments (prod-1 through prod-6) mapped...

Slack's Deploy Safety Program, launched in mid-2023, achieved a 90% reduction in customer impact hours by January 2025 through automated detection, remediation, and cultural changes across all depl...

OpenAI has announced the general availability of Codex, a powerful coding assistant, along with three new features aimed at enhancing its utility for engineering teams.

The article discusses the Claude Agent SDK, a tool designed to enable developers to build versatile agents capable of performing coding and non-coding tasks.

The article discusses a new approach to using the Model Context Protocol (MCP) by converting its tools into a TypeScript API, which allows Large Language Models (LLMs) to generate code that interac...

The article discusses the Cloudflare Workers Launchpad program, highlighting its impact on startups and introducing the new Cohort #6 participants.

Cap'n Web is a new RPC system designed for browsers and web servers, implemented in pure TypeScript.

The article discusses the evolution and modernization of Viaduct, Airbnb's data-oriented service mesh, highlighting its transition to open-source software.

This article serves as a practical guide for building ClickHouse-powered APIs in web applications, specifically using React and MooseStack.

The article explores the potential need for Object-Relational Mappers (ORMs) in Online Analytical Processing (OLAP) environments, particularly focusing on ClickHouse.

The article provides an in-depth look at Notion's hosted Model Context Protocol (MCP) server, detailing its capabilities and integration with AI tools like Cursor and Claude.

The article discusses how Shopify's Admin was optimized to be 30% faster and prepared for AI integration by transforming its architecture.

The article introduces Desktop Extensions, a new packaging format for Model Context Protocol (MCP) servers that simplifies installation for Claude Desktop users.

The article discusses the collaboration of ten leading AI companies in building remote Model Context Protocol (MCP) servers on Cloudflare, enabling seamless project management and application deplo...

Pinterest successfully migrated 3. 7 million lines of code from Flow to TypeScript over eight months, enhancing type safety and developer experience.

The article discusses how Slack's DevXP team optimized their end-to-end (E2E) testing pipeline, significantly reducing build times and eliminating unnecessary frontend builds.

Cloudflare Snippets are now generally available, providing a fast and flexible way to control HTTP traffic using lightweight JavaScript code rules at no extra cost for all paid plans.

The article introduces AutoRAG, a fully managed Retrieval-Augmented Generation (RAG) pipeline available in open beta on Cloudflare.

The article discusses how to build and deploy Remote Model Context Protocol (MCP) servers on Cloudflare, highlighting the new capabilities that allow these servers to be accessible over the interne...

The article provides insights into the Certified Backstage Associate (CBA) exam, a new certification offered by The Linux Foundation that validates skills in building and managing Backstage, an ope...

The article discusses the development of Slack's enterprise search functionality, emphasizing its security and privacy features.

The article discusses Notion's innovative 'ratcheting' system, which utilizes custom ESLint rules to gradually modernize their codebase while maintaining developer velocity.

The article discusses the optimization of Qwen2.

The article discusses Cloudflare's approach to upgrading their developer documentation by treating it as an open source product.

The article 'Break Stuff on Purpose' discusses the importance of intentionally causing failures in systems to improve recovery processes and enhance resilience.

The article discusses Slack's audit logs and the detection of anomalous activity within its platform.

The article discusses the redesign of Astra's chunk management system, transitioning from fixed-size chunks to dynamic chunks to improve efficiency and reduce costs.

Airbnb's adoption of Bazel as a universal build system for their large-scale web monorepo is detailed in this article.

The article discusses the transition of AI prototypes to production, emphasizing the importance of rigorous Testing & Evaluation (T&E) to ensure reliability and trust in AI systems.

The article discusses the implementation of Palantir's AI-enabled Customer Service Engine (CSE), focusing on how AI agents operate within an enterprise's data landscape.

The article discusses a challenging bug encountered while integrating Quip's technology into Slack, focusing on TCP state management and EOFError issues.

This article explores the evolution of Notion's data catalog, detailing the challenges faced and solutions implemented across three distinct phases.

The article discusses Sandcastle, an internal prototyping platform developed by Airbnb that empowers data scientists, engineers, and product managers to create interactive data/AI applications.

Airbnb successfully upgraded its web surfaces from React 16 to React 18 using a systematic approach called the React Upgrade System.