HubSpot Development

Technical insights for developers and technical marketers on HubSpot. Learn about APIs, CMS Hub, custom code, serverless functions, and integrations to build and extend HubSpot the right way.

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May 18, 2026

Cracking the Code: Mastering HubSpot Contact API Limits for E-commerce Success

Struggling with HubSpot's contact API limits for your large database? Learn expert strategies from a HubSpot Community discussion to efficiently sync customer data for your e-commerce store.

MFerrari5
Cracking the Code: HubSpot Invoice API & Multi-Line Item Sums
May 18, 2026

Cracking the Code: HubSpot Invoice API & Multi-Line Item Sums

Struggling with HubSpot's Invoice API not summing multi-line items correctly? Dive into community insights and expert tips to ensure accurate totals for your e-commerce operations.

CJ_Ahlsell
HubSpot UI Extensions: Navigating Platform 2026.03 Migration to Production
May 18, 2026

HubSpot UI Extensions: Navigating Platform 2026.03 Migration to Production

Migrating HubSpot UI Extensions to platform 2026.03? Learn if merging to main is enough for production after sandbox migration, with insights from the HubSpot Community and ESHOPMAN.

Anra713
HubSpot Conversations API: Unpacking the Mystery of Missing Email Attachments
May 18, 2026

HubSpot Conversations API: Unpacking the Mystery of Missing Email Attachments

Struggling to get email attachments from HubSpot Conversations via API? Dive into this common challenge from the HubSpot Community and explore potential workarounds and solutions for your e-commerce store.

angus0817
Streamlining SMS Links in HubSpot: The HTML Workaround for Non-Technical Users
May 18, 2026

Streamlining SMS Links in HubSpot: The HTML Workaround for Non-Technical Users

Discover how to add SMS links in HubSpot for non-technical users, overcoming editor limitations with a simple HTML workaround. Essential for engaging customers.

tmcmillan99
HubSpot API Headaches: Asset Linking & File Search Not Working? Here's the Community Fix!
May 15, 2026

HubSpot API Headaches: Asset Linking & File Search Not Working? Here's the Community Fix!

Facing HubSpot API problems with asset linking, queries, or file search? Discover a community-tested workaround for Service Keys vs. Legacy App authentication and keep your e-commerce integrations running smoothly.

Sebbo
HubSpot React Theme Development: Solving Local Setup Permissions & Best Practices
May 15, 2026

HubSpot React Theme Development: Solving Local Setup Permissions & Best Practices

Struggling with HubSpot React theme local setup permissions? Learn expert insights from the HubSpot Community on debugging and best practices for custom storefronts.

Navigator
Unmasking Hidden Traffic: Solving HubSpot Session Tracking Discrepancies
May 14, 2026

Unmasking Hidden Traffic: Solving HubSpot Session Tracking Discrepancies

Are your HubSpot analytics, ad platforms, and session replay tools showing different numbers? Learn expert solutions from a HubSpot Community discussion to fix tracking discrepancies and improve your e-commerce data.

WFlanagan
HubSpot API Headaches: Solving 'OAuth Token Invalid' Errors for Your E-commerce Integrations
May 14, 2026

HubSpot API Headaches: Solving 'OAuth Token Invalid' Errors for Your E-commerce Integrations

Encountered 'OAuth token is not valid' with HubSpot APIs? Dive into a community discussion to understand common causes like scope mismatches and V1 vs. V3 endpoints, crucial for your online retail website builder.

APandey22
Solving the 'Client ID Invalid' Headache in HubSpot API & Postman: A Community Deep Dive
May 13, 2026

Solving the 'Client ID Invalid' Headache in HubSpot API & Postman: A Community Deep Dive

Stuck with 'Client ID invalid' errors when connecting HubSpot API via Postman? Learn from a HubSpot Community discussion how to troubleshoot OAuth authentication, generate tokens, and integrate effectively.

ChakS77
HubSpot API Email Subjects: Why 'Logged email' Appears on Deal Pages
May 12, 2026

HubSpot API Email Subjects: Why 'Logged email' Appears on Deal Pages

Discover why API-created email subjects might show as 'Logged email' on HubSpot Deal pages and what it means for your RevOps. ESHOPMAN explores a common community challenge.

ADolinsky
HubSpot's OAuth API Update: What Store Owners & RevOps Need to Know Now
May 12, 2026

HubSpot's OAuth API Update: What Store Owners & RevOps Need to Know Now

HubSpot is deprecating its v1 OAuth API. Learn what this means for your e-commerce integrations, RevOps, and how to prepare before February 2027.

hseligson