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Improving SEO via Pre-Rendering

Discover how Harper’s new pre-rendering template boosts website SEO and performance. Learn how edge delivery, orchestration, and Puppeteer rendering enable lightning-fast static pages and seamless scalability for modern React applications.
Blog

Improving SEO via Pre-Rendering

By
Austin Akers
November 4, 2025
By
Austin Akers
November 4, 2025
By
Austin Akers
November 4, 2025
November 4, 2025
Discover how Harper’s new pre-rendering template boosts website SEO and performance. Learn how edge delivery, orchestration, and Puppeteer rendering enable lightning-fast static pages and seamless scalability for modern React applications.
Austin Akers
Head of Developer Relations

In this conversation, Austin and Marianne discuss a pre-rendered demo built on the Harper platform, focusing on its architecture, rendering process, and the challenges faced during development. Marianne explains how the demo improves SEO by serving pre-rendered content quickly and efficiently, and they delve into the technical aspects of the system, including the use of Puppeteer for rendering and the orchestration of jobs across nodes. The conversation highlights the importance of performance optimization and addresses edge cases encountered during development.

• The demo is a static pre-rendered template aimed at improving SEO.

• Using a headless browser allows for faster content delivery.

• The system architecture includes a delivery cluster and render service.

• Performance testing showed the ability to handle 2,000 pages per minute.

• Challenges included job orchestration and ensuring atomicity in the database.

• Edge cases were addressed to prevent race conditions in job processing.

• The use of Puppeteer allows for flexible rendering options.

• The orchestrator node plays a crucial role in job management.

• Future improvements will be based on community feedback.

• The demo is currently in use with several customers, pending permission for public display.

In this conversation, Austin and Marianne discuss a pre-rendered demo built on the Harper platform, focusing on its architecture, rendering process, and the challenges faced during development. Marianne explains how the demo improves SEO by serving pre-rendered content quickly and efficiently, and they delve into the technical aspects of the system, including the use of Puppeteer for rendering and the orchestration of jobs across nodes. The conversation highlights the importance of performance optimization and addresses edge cases encountered during development.

• The demo is a static pre-rendered template aimed at improving SEO.

• Using a headless browser allows for faster content delivery.

• The system architecture includes a delivery cluster and render service.

• Performance testing showed the ability to handle 2,000 pages per minute.

• Challenges included job orchestration and ensuring atomicity in the database.

• Edge cases were addressed to prevent race conditions in job processing.

• The use of Puppeteer allows for flexible rendering options.

• The orchestrator node plays a crucial role in job management.

• Future improvements will be based on community feedback.

• The demo is currently in use with several customers, pending permission for public display.

Discover how Harper’s new pre-rendering template boosts website SEO and performance. Learn how edge delivery, orchestration, and Puppeteer rendering enable lightning-fast static pages and seamless scalability for modern React applications.

Download

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Discover how Harper’s new pre-rendering template boosts website SEO and performance. Learn how edge delivery, orchestration, and Puppeteer rendering enable lightning-fast static pages and seamless scalability for modern React applications.

Download

White arrow pointing right
Discover how Harper’s new pre-rendering template boosts website SEO and performance. Learn how edge delivery, orchestration, and Puppeteer rendering enable lightning-fast static pages and seamless scalability for modern React applications.

Download

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Explore Recent Resources

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Edge AI Ops

This repository demonstrates edge AI implementation using Harper as your data layer and compute platform. Instead of sending user data to distant AI services, we run TensorFlow.js models directly within Harper, achieving sub-50ms AI inference while keeping user data local.
JavaScript
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This repository demonstrates edge AI implementation using Harper as your data layer and compute platform. Instead of sending user data to distant AI services, we run TensorFlow.js models directly within Harper, achieving sub-50ms AI inference while keeping user data local.
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This repository demonstrates edge AI implementation using Harper as your data layer and compute platform. Instead of sending user data to distant AI services, we run TensorFlow.js models directly within Harper, achieving sub-50ms AI inference while keeping user data local.
Ivan R. Judson, Ph.D.
Repo

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This repository demonstrates edge AI implementation using Harper as your data layer and compute platform. Instead of sending user data to distant AI services, we run TensorFlow.js models directly within Harper, achieving sub-50ms AI inference while keeping user data local.
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Learn why a multi-tier caching strategy combining a CDN and mid-tier cache delivers better ROI. Discover how deterministic caching, improved origin offload, lower tail latency, and predictable costs outperform a CDN-only architecture for modern applications.
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Person with short dark hair and moustache, wearing a colorful plaid shirt, smiling outdoors in a forested mountain landscape.
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Why a Multi-Tier Cache Delivers Better ROI Than a CDN Alone

Learn why a multi-tier caching strategy combining a CDN and mid-tier cache delivers better ROI. Discover how deterministic caching, improved origin offload, lower tail latency, and predictable costs outperform a CDN-only architecture for modern applications.
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Real-Time Pub/Sub Without the "Stack"

Explore a real-time pub/sub architecture where MQTT, WebSockets, Server-Sent Events, and REST work together with persistent data storage in one end-to-end system, enabling real-time interoperability, stateful messaging, and simplified service-to-device and browser communication.
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A man with short dark hair, glasses, and a goatee smiles slightly, wearing a black shirt in front of a nature background.
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Tutorial

Real-Time Pub/Sub Without the "Stack"

Explore a real-time pub/sub architecture where MQTT, WebSockets, Server-Sent Events, and REST work together with persistent data storage in one end-to-end system, enabling real-time interoperability, stateful messaging, and simplified service-to-device and browser communication.
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Explore a real-time pub/sub architecture where MQTT, WebSockets, Server-Sent Events, and REST work together with persistent data storage in one end-to-end system, enabling real-time interoperability, stateful messaging, and simplified service-to-device and browser communication.
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Real-Time Pub/Sub Without the "Stack"

Explore a real-time pub/sub architecture where MQTT, WebSockets, Server-Sent Events, and REST work together with persistent data storage in one end-to-end system, enabling real-time interoperability, stateful messaging, and simplified service-to-device and browser communication.
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