The Curious Engineer

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Customer.io

customer.io/learn

Stay ahead with the latest tips, best practices, updates, and expert insights to optimize your messaging strategy.

Tech news / industry

’17’18’19’20’21’22’23’24’25’26
Posts
397 from 25 Jul 2017 to 29 Oct 2026
Posting
weekly (62 in the last year)
Kind
company blog

2026 53

  1. How to A/B test an entire customer journey
  2. How Showrilly uses Customer.io to move TV-show dreams to the screen
  3. All roads lead to Customer.io: Every way to engage with AI
  4. Churn prevention: signals, plays, and messaging
  5. How to plan SMS and push for holiday promotions
  6. How to choose an omnichannel messaging tool
  7. Meet your marketing AI Agent: What it does in Customer.io
  8. Customer.io vs. Braze: How to compare platforms as you scale
  9. Hyperdisk: Doubling throughput for half the price
  10. Connect Databricks to Customer.io for event-driven marketing
  11. The email reality check: Lessons from 250+ marketers
  12. What is omnichannel messaging, and how do you actually do it?
  13. #1 in Momentum: Our G2 Fall 2026 results
  14. The industry pulled back on junior engineers. We gave them an office.
  15. How Cosentino's turned personalization into repeat visits | Customer.io
  16. Show up the moment it matters: Customer.io's summer 2026 release
  17. Sent from Customer.io: How we decide which moments get a message
  18. How Trava Health runs HIPAA-compliant marketing | Customer.io
  19. The multichannel messaging playbook
  20. RIP: My legacy playbook | Customer.io
  21. How Bigbox launched Customer.io in 15 days with Hyppo | Customer.io
  22. Does the CSS random() function work in email? | Customer.io
  23. How we turned Donut Day into a moment of connection | Customer.io
  24. New ways to reach customers the moment it counts | Customer.io
  25. Spend your tokens where you have taste | Customer.io
  26. Best marketing platform for email deliverability | Customer.io
  27. How Takenos unified four countries into one lifecycle engine | Customer.io
  28. How to fix email accessibility issues with AI | Customer.io
  29. Customer.io email deliverability guide | Customer.io
  30. Introducing Rainbow Amis: Our LGBTQIA+ ARG at Customer.io | Customer.io
  31. How Impremis turned &you's patient data into messaging | Customer.io
  32. How Cleo scales lifecycle marketing with AI Agent | Customer.io
  33. Does the CSS light-dark() function work in email? | Customer.io
  34. How Grupo Garden scaled WhatsApp commerce with Customer.io | Customer.io
  35. How GuestReady cut unsubscribes by 64% with Customer.io | Customer.io
  36. Logging and AI Agents at Customer.io | Customer.io
  37. We gave AI agents our bug backlog—here's what we learned | Customer.io
  38. Claude skills for marketers and how to build them | Customer.io
  39. Customer.io MCP: Why we rebuilt it around one agent | Customer.io
  40. Customer.io is a Newsweek most-loved workplace | Customer.io
  41. What shipping an MCP server taught us about our customers | Customer.io
  42. How Tigres built the most engaged fanbase in Liga MX | Customer.io
  43. Customer engagement platforms that integrate with Snowflake | Customer.io
  44. How Georgia Aquarium increased sends by 2,000% | Customer.io
  45. AI marketing demo: AI Agent, Goals, WhatsApp, LINE, and more | Customer.io
  46. Why we built one agent, not many | Customer.io
  47. Customer.io's biggest product release: AI Agent and more | Customer.io
  48. How Vibe.co runs a sophisticated email marketing program | Customer.io
  49. How One Horizon fueled event follow-ups with Customer.io | Customer.io
  50. How GNC Mexico uses Raidar.io and Customer.io to drive in-store sales | Customer.io
  51. Empathy in action at Customer.io | Customer.io
  52. Celebrating Black History Month at Customer.io | Customer.io
  53. Summit 2026: Customer.io's Lisbon team gathering | Customer.io

2025 27

  1. Nordnet scales personalized messaging with Customer.io | Customer.io
  2. AI as a teammate at Customer.io | Customer.io
  3. Customer.io on Google Cloud Marketplace | Customer.io
  4. How to make visually reordered email content accessible | Customer.io
  5. How Kinnect Club builds connections with Customer.io startup | Customer.io
  6. The empathy engine: How volunteering powers our culture | Customer.io
  7. CDP vs warehouse vs CEP: Your data decision guide | Customer.io
  8. Inside Customer.io's 2025 hackathon | Customer.io
  9. How we taught AI to approve pull requests | Customer.io
  10. Customer.io crossed $100M: A note from the CEO | Customer.io
  11. BFCM campaigns: Convert and protect deliverability | Customer.io
  12. Mixpanel integration with Customer.io | Customer.io
  13. How Lugg Drives 2.5% Revenue Lift with Lifecycle Campaigns | Customer.io
  14. 2025 Lifecycle Insights | Customer.io
  15. Monarch Money boosts engagement with Customer.io | Customer.io
  16. Customer.io’s MCP server | Customer.io
  17. Where details drive success | Customer.io
  18. Why marketers trust Customer.io for marketing automation | Customer.io
  19. Smarter marketing starts here | Customer.io
  20. Final Round AI Drives Smarter User Activation | Customer.io
  21. Microsoft joins Google and Yahoo to raise the bar for email | Customer.io
  22. How Women-led Resource Groups Build Community at Customer.io | Customer.io
  23. Attio case study: Scaling up seamless automation | Customer.io
  24. Onboarding with Principle for Leadership in Engineering | Customer.io
  25. The Evolution of Our Visual Workflow Builder | Customer.io
  26. The New Need for AI Infrastructure | Customer.io
  27. Evolving Data Storage and Querying at Customer.io | Customer.io

2024 17

  1. How Buffer Delivers Emails Marketing Worthy of a Double Tap | Customer.io
  2. What is Data Activation? Your Complete Guide | Customer.io
  3. Legends of Lifecycle: Strategies You Need in 2025 | Customer.io
  4. Master Email Deliverability: 5 Strategies for Success | Customer.io
  5. LES MILLS+ Drove Customer Retention with a Winning Strategy | Customer.io
  6. Email Deliverability 101: 6 Steps to Protect Your Reputation | Customer.io
  7. Power Personalized Messaging with Salesforce Data | Customer.io
  8. How-to: Personalized Campaigns with Shopify and Customer.io | Customer.io
  9. Salesforce Use Cases for Personalized Messaging | Customer.io
  10. Create SDK Documentation That Tells a Story | Customer.io
  11. How ZEN.COM Boosted Active Users by 50% with Customer.io | Customer.io
  12. Notion + Customer.io: Scaling lifecycle marketing for global impact
  13. Double Opt-In for Emails: Best Practices + Examples | Customer.io
  14. Customer.io Has A New Look | Customer.io
  15. How WIN Reality Enhanced Their Marketing Strategy | Customer.io
  16. The Essential Guide to DMARC Policies | Customer.io
  17. What is a Customer Data Platform (CDP) | Customer.io

2023 19

  1. How BallerTV Used Multi-Channel Personalization | Customer.io
  2. New Email Sending Requirements for Gmail and Yahoo | Customer.io
  3. Bamboo Doubled Conversions with Multi-Channel Messaging | Customer.io
  4. When Is It OK To Send An Email Without An Unsubscribe Link? | Customer.io
  5. Build vs. Buy CDP Guide | Customer.io
  6. Goody Boosts Message Conversions by 2.7x with Customer.io | Customer.io
  7. The Do's and Don't of Re-engagement Emails | Customer.io
  8. RudderStack vs. Segment Feature and Pricing Comparison | Customer.io
  9. 10 Tools to Integrate with Our CDP | Customer.io
  10. Data Pipelines is Now Open for All | Customer.io
  11. How to Reduce Unsubscribe Rates | Customer.io
  12. What Is Reverse ETL? Your Complete Guide | Customer.io
  13. Data Pipelines (CDP) is Now Available in Early Access | Customer.io
  14. Reduce Spam Rates & Grow Engagement | Customer.io
  15. Klar + Customer.io: Powering fintech in Mexico | Customer.io
  16. How Musora Combats Churn With Customer.io | Customer.io
  17. Meet Jason Lyman: our new Chief Marketing Officer | Customer.io
  18. How Livestorm Increased Their Monthly G2 Reviews by 135% | Customer.io
  19. How Your ESP Affects Your Deliverability: The Real Story | Customer.io

2022 14

  1. How RushOrderTees Boosted Revenue By Over 140% | Customer.io
  2. Rebranding Tips: Maintain Trust and Protect Your Reputation | Customer.io
  3. How to create or audit your data tracking plan
  4. Why the Single Source of Truth is Not the Answer | Customer.io
  5. Introducing Mobile and Web In-App Messaging | Customer.io
  6. Welcoming Parcel, the Best Coding Platform for Email | Customer.io
  7. Welcoming Gist to Customer.io | Customer.io
  8. Why You Should Use Google Postmaster Tools | Customer.io
  9. Why You Should Verify Your Emails | Customer.io
  10. How Mysa Increased Email Marketing Revenue by 592% | Customer.io
  11. Attack of the Bots: Why You Need reCAPTCHA | Customer.io
  12. How Guardio Unlocked 20% of Monthly Upgrades | Customer.io
  13. Customer.io Raised our Series A | Customer.io
  14. How Spotahome Became 5x More Efficient | Customer.io

2021 5

  1. How Mido Lotto Hit the Jackpot with 3X Conversion with SMS | Customer.io
  2. TryHackMe’s 10% Monthly Revenue Growth | Customer.io
  3. How NY-based DoSomething increased open rate by 180% | Customer.io
  4. How StuDocu Keeps Their 15 Million Monthly Users Engaged | Customer.io
  5. Customer.io Is Planning a Crowdfunding Round | Customer.io

2020 1

  1. How Creativeo More Than Doubled Their Open Rates in 30 Days | Customer.io

2017 2

  1. Strap Ratio: Turning Your Investment into ARR | Customer.io
  2. Bootstrapping vs. VC Funded | Customer.io

Undated 259

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  13. Deliverability | Learn with Customer.io | Customer.io
  14. 2026 customer messaging trends
  15. 4 step process for diagnosing conversion drop offs
  16. Ab testing ideas
  17. Abandoned cart campaign
  18. Activation email
  19. Activecampaign vs mailchimp
  20. Ai agent campaigns
  21. Ai companion guide
  22. Ai first marketing team
  23. Ai lifecycle marketing tools
  24. Ai lifecycle marketing workflows
  25. Ai marketing stack
  26. Ai marketing templates
  27. Ai powered lifecycle marketer
  28. Ai powered segmentation for better targeting
  29. Apple mail privacy protection
  30. Automation and personalization guide
  31. Best omnichannel messaging platform
  32. Best transactional emails
  33. Black friday emails
  34. Bots are skewing your email metrics
  35. Building emails for accessibility and aesthetics
  36. Claude cowork for marketers
  37. Claude prompts for marketers
  38. Combating automated interactions
  39. Customer engagement platform buyer guide
  40. Customer messaging playbook
  41. Customer retention examples
  42. Customer retention strategies
  43. Customerio ai features
  44. Data driven lifecycle marketing strategy
  45. Data driven marketing tools
  46. Dunning email examples
  47. Dynamic ai image personalization in email
  48. Edtech growth
  49. Elevated email personalization
  50. Email direct mail acquire retain customers
  51. Email inspiration guide
  52. Email marketing mail privacy protection
  53. Email sending schedule
  54. Email vs social media
  55. Emails
  56. Enterprise engagement strategy
  57. Essential lifecycle marketing campaigns
  58. Event driven marketing
  59. Fintech growth
  60. Fintech kyc onboarding
  61. Fintech marketing strategy
  62. Four ai use cases for marketers
  63. Growth marketing experiments
  64. Guide
  65. Hipaa compliant patient engagement
  66. Hubspot vs mailchimp
  67. Hubspot vs marketo
  68. Igaming customer engagement
  69. In app push notifications
  70. Indy cinema group scales lifecycle marketing
  71. Ios 17
  72. Legends qa
  73. Les mills customer engagement strategy
  74. Lifecycle marketer ai prompt cookbook
  75. Lifecycle marketing challenges
  76. Lifecycle marketing hot takes
  77. Lifecycle marketing metrics 2026
  78. Lifecycle marketing trends 2026
  79. Llm actions use cases
  80. Make marketing automation
  81. Marketing ai agents
  82. Marketing ai readiness audit
  83. Marketing automation guide
  84. Marketing automation platform analytics
  85. Marketo alternatives event based triggers
  86. Marketo feature comparison
  87. Mastering retention
  88. Messaging strategy by company size
  89. Mighty marketer navigator naomi
  90. Mighty marketer workflow wendy
  91. Navigate the messaging cosmos
  92. Notion playbook
  93. Nps surveys
  94. Onboarding email examples
  95. Onboarding experimentation
  96. Onboarding workshop fix drop off
  97. Order confirmation email
  98. Password reset emails
  99. Pawp growth through retention
  100. Personalized lead scores
  101. Playing the long game
  102. Retention first playbook for startups
  103. Retention recipes
  104. Road to expansion
  105. Salesforce vs marketo
  106. Segmentation for saas
  107. Sendgrid alternatives
  108. Smb growth messaging
  109. Sms marketing guide
  110. Sms personalization timing
  111. Spice up digital marketing
  112. State of ai marketer
  113. State of lifecycle marketing report
  114. Strategy
  115. Talk shop ai growing pains mary aguililla
  116. Talk shop emily mcguire
  117. Talk shop will pearson
  118. The unsubscribe era
  119. This changes everything replay
  120. Trends fireside chat
  121. Unspam 2026 takeaways
  122. Upselling examples
  123. Using llms for personalization
  124. Webhooks customer engagement
  125. Webinar email invitation
  126. Welcome email templates
  127. What is customer engagement platform
  128. What is customer onboarding
  129. Message composing
  130. Add to calendar link
  131. Ai email tools
  132. Amp for email
  133. Best ai email marketing tools
  134. Best colors email marketing
  135. Bimi
  136. Black friday email examples
  137. Business case to switch marketing automation platforms
  138. Cowork personalize emails scale
  139. Email auto linking fixes
  140. Email css
  141. Email dark mode
  142. Email forced dark mode
  143. Email video thumbnails
  144. Forwarded emails breaking
  145. How to html
  146. Images in email
  147. Mailto links
  148. Mozilla thunderbird
  149. New outlook rendering issues
  150. Responsive emails
  151. Snowfall effect
  152. Whatsapp templates guide
  153. Mobile marketing
  154. Choosing sms providers
  155. Create mobile marketing strategy
  156. Fcm deprecation
  157. Fix samsung email autofit
  158. Geofencing for marketers
  159. In app message examples
  160. In app messaging examples
  161. In app personalization
  162. In app templates
  163. Live activities
  164. Mobile app personalization
  165. Mobile messaging playbook
  166. Mobile messaging trends
  167. Notification inbox guide
  168. Push notification metrics
  169. Push notification psychology
  170. Sms deliverability tips
  171. Sms marketing compliance
  172. Sms tips
  173. Supercharge your mobile sdk with mcp
  174. Update your mobile sdks
  175. What are push notifications
  176. Whatsapp best practices
  177. Omnichannel
  178. Ai powered personalization omnichannel
  179. Apple vision pro marketing
  180. Customer messaging 2026
  181. Data driven campaigns marketplaces
  182. Data driven marketing 2026
  183. Healthmatch launch
  184. Marketing personalization
  185. Marketo migration guide
  186. Mobile onboarding
  187. Omnichannel messaging campaigns
  188. Omnichannel orchestration
  189. Personalized marketing automation
  190. Preferred messaging channel
  191. State of messaging report
  192. Top rated marketing automation platforms
  193. What is in app messaging
  194. Whats new march 2025
  195. Activate salesforce data for smarter customer engagement
  196. Create spotify wrapped campaign
  197. Custom objects guide
  198. Customer communication channel strategy
  199. Customer data marketing
  200. Customer engagement platforms criteria
  201. Customer memory system
  202. Developers guide to custom objects
  203. Dynamic dates liquid
  204. Easy date formatting with liquid
  205. Enrich emails api data
  206. Event data
  207. Industry product recommendations
  208. Lead capture form best practices
  209. Lead capture form examples
  210. Line messaging guide
  211. Liquid template language
  212. Liquid tutorial
  213. Llm actions
  214. Localizing marketing
  215. Mailgun alternatives
  216. Message frequency caps
  217. Message personalization customer data
  218. Objects use cases
  219. Personal connection audit
  220. Personal vs personalized email
  221. Personalization fallbacks
  222. Postmark alternatives
  223. Push notification personalization
  224. Real time
  225. Resend alternatives
  226. State of ai marketer overview
  227. Using zero party data
  228. Warehouse native marketing
  229. Privacy and security
  230. Advertising without cookies
  231. Cookie free advertising
  232. Data encryption strategy
  233. Eu email open tracking consent
  234. European accessibility act
  235. First party data era
  236. Hipaa compliant customer engagement
  237. Marketing mcp servers
  238. Texas sms law sb140 compliance guide
  239. What is first party data
  240. Aha moment
  241. Ai marketing automation tools
  242. Build vs buy
  243. Customer feedback
  244. Customerio cli
  245. Feature launch in app messages
  246. Free trial length
  247. How ai is shaping the future of software
  248. Ikaros high impact growth experiments
  249. In app surveys
  250. Lifecycle marketing plg
  251. Marketing email replies
  252. Martech stack
  253. Messaging plays plg
  254. Plg guide
  255. Product led growth tech
  256. Product onboarding best practices
  257. Retention marketing channel strategy
  258. Summer 2026 product release
  259. Working together