Carlos M.
@cmunozgar.bsky.social
Software Engineer @ Buffer for the Growth team
As the year winds down, what’s the one thing you are looking forward to the new year?
December 25, 2025 at 2:03 PM
As the year winds down, what’s the one thing you are looking forward to the new year?
Four days of focused, cross-functional collaboration—exactly the kind of sprint that reminds you why building with great people matters.
Signing off for the holidays after a couple of on-call shifts. See you all in January! 🎄
#BuildInPublic #ProductDevelopment #CustomerExperience
Signing off for the holidays after a couple of on-call shifts. See you all in January! 🎄
#BuildInPublic #ProductDevelopment #CustomerExperience
December 19, 2025 at 2:15 PM
Four days of focused, cross-functional collaboration—exactly the kind of sprint that reminds you why building with great people matters.
Signing off for the holidays after a couple of on-call shifts. See you all in January! 🎄
#BuildInPublic #ProductDevelopment #CustomerExperience
Signing off for the holidays after a couple of on-call shifts. See you all in January! 🎄
#BuildInPublic #ProductDevelopment #CustomerExperience
📊 Wired up tracking events — added proper analytics so we can understand how customers engage with product updates
🔌 Exploring public API exposure — wrapping up work to make changelog entries available via our open API
🔌 Exploring public API exposure — wrapping up work to make changelog entries available via our open API
December 19, 2025 at 2:15 PM
📊 Wired up tracking events — added proper analytics so we can understand how customers engage with product updates
🔌 Exploring public API exposure — wrapping up work to make changelog entries available via our open API
🔌 Exploring public API exposure — wrapping up work to make changelog entries available via our open API
📢 Built the Changelog backend from scratch — created the data model, full CRUD operations, and GraphQL queries/mutations for managing changelog entries
👥 Added audience filtering — entries can now target specific user segments, so we can share beta features with the right people at the right time
👥 Added audience filtering — entries can now target specific user segments, so we can share beta features with the right people at the right time
December 19, 2025 at 2:15 PM
📢 Built the Changelog backend from scratch — created the data model, full CRUD operations, and GraphQL queries/mutations for managing changelog entries
👥 Added audience filtering — entries can now target specific user segments, so we can share beta features with the right people at the right time
👥 Added audience filtering — entries can now target specific user segments, so we can share beta features with the right people at the right time
Last working week of the year, and it was all about Customer Experience Week. I joined the Product Changelog team—a cross-functional effort to build an integrated changelog right inside Buffer.
December 19, 2025 at 2:15 PM
Last working week of the year, and it was all about Customer Experience Week. I joined the Product Changelog team—a cross-functional effort to build an integrated changelog right inside Buffer.
What's your team doing to close out 2025 strong? 👇
#BuildInPublic #ProductDevelopment #CustomerExperience
#BuildInPublic #ProductDevelopment #CustomerExperience
December 12, 2025 at 3:34 PM
What's your team doing to close out 2025 strong? 👇
#BuildInPublic #ProductDevelopment #CustomerExperience
#BuildInPublic #ProductDevelopment #CustomerExperience
🔒 Security maintenance — patched vulnerabilities across multiple repositories to keep our infrastructure healthy
Heading into CX Week with momentum. There's something energizing about cross-functional teams coming together to tackle friction points before the new year rush.
Heading into CX Week with momentum. There's something energizing about cross-functional teams coming together to tackle friction points before the new year rush.
December 12, 2025 at 3:34 PM
🔒 Security maintenance — patched vulnerabilities across multiple repositories to keep our infrastructure healthy
Heading into CX Week with momentum. There's something energizing about cross-functional teams coming together to tackle friction points before the new year rush.
Heading into CX Week with momentum. There's something energizing about cross-functional teams coming together to tackle friction points before the new year rush.
📋 CX Week is officially kicking off — announced project teams and finalized scope for our December 15-18 focus on reducing customer friction points
🐛 Continued our bug-squashing streak — tackled several customer-reported issues across dark mode accessibility and content scheduling
🐛 Continued our bug-squashing streak — tackled several customer-reported issues across dark mode accessibility and content scheduling
December 12, 2025 at 3:34 PM
📋 CX Week is officially kicking off — announced project teams and finalized scope for our December 15-18 focus on reducing customer friction points
🐛 Continued our bug-squashing streak — tackled several customer-reported issues across dark mode accessibility and content scheduling
🐛 Continued our bug-squashing streak — tackled several customer-reported issues across dark mode accessibility and content scheduling
This week was all about clearing the decks and getting ready for next week's company-wide CX Week—four days dedicated to polishing the product before Buffer's busy January.
December 12, 2025 at 3:34 PM
This week was all about clearing the decks and getting ready for next week's company-wide CX Week—four days dedicated to polishing the product before Buffer's busy January.
Excited to kick off the month with a big test ready to launch and the whole team rallying around customer experience!
December 6, 2025 at 9:54 PM
Excited to kick off the month with a big test ready to launch and the whole team rallying around customer experience!
🧹 Continued infrastructure cleanup — removed deprecated SQS queues and cleaned up legacy environment variables from AWS Parameter Store
🐛 Team hit zero bugs on our backlog — feels good heading into December with a clean slate
🐛 Team hit zero bugs on our backlog — feels good heading into December with a clean slate
December 6, 2025 at 9:54 PM
🧹 Continued infrastructure cleanup — removed deprecated SQS queues and cleaned up legacy environment variables from AWS Parameter Store
🐛 Team hit zero bugs on our backlog — feels good heading into December with a clean slate
🐛 Team hit zero bugs on our backlog — feels good heading into December with a clean slate
🏠 Prepping for Customer Experience Week (Dec 15-18) — curating ideas and forming cross-functional teams to polish the product before the end of the year. Like cleaning house before the guests arrive!
December 6, 2025 at 9:54 PM
🏠 Prepping for Customer Experience Week (Dec 15-18) — curating ideas and forming cross-functional teams to polish the product before the end of the year. Like cleaning house before the guests arrive!
Wrapped up a focused week getting everything ready to test how surfacing recommended times as posting schedules impacts user activation.
📅 Recommended times now visible in Queue and Calendar views — setting up the treatment group experience for our upcoming experiment
📅 Recommended times now visible in Queue and Calendar views — setting up the treatment group experience for our upcoming experiment
December 6, 2025 at 9:54 PM
Wrapped up a focused week getting everything ready to test how surfacing recommended times as posting schedules impacts user activation.
📅 Recommended times now visible in Queue and Calendar views — setting up the treatment group experience for our upcoming experiment
📅 Recommended times now visible in Queue and Calendar views — setting up the treatment group experience for our upcoming experiment
That's not something you find everywhere. And after 10+ years in this industry, I don't take it for granted.
Happy 15, Buffer. Here's to many more. 🎂
Happy 15, Buffer. Here's to many more. 🎂
December 1, 2025 at 8:30 PM
That's not something you find everywhere. And after 10+ years in this industry, I don't take it for granted.
Happy 15, Buffer. Here's to many more. 🎂
Happy 15, Buffer. Here's to many more. 🎂
And the thing is — I'm not even bored. Not even close. The number of challenges ahead still excites me. There's so much left to build, improve, and figure out.
December 1, 2025 at 8:30 PM
And the thing is — I'm not even bored. Not even close. The number of challenges ahead still excites me. There's so much left to build, improve, and figure out.
Some of the biggest moments of my life happened while working at Buffer. Not because of Buffer exactly, but Buffer was there, in the background, giving me the flexibility and stability to actually live my life while building my career.
December 1, 2025 at 8:30 PM
Some of the biggest moments of my life happened while working at Buffer. Not because of Buffer exactly, but Buffer was there, in the background, giving me the flexibility and stability to actually live my life while building my career.
👥 Been part of 4 different teams
✈️ Visited 4 new countries
🏝️ Attended 2 retreats and 3 meetups
👶 Had one kid
🏠 Bought a house
✈️ Visited 4 new countries
🏝️ Attended 2 retreats and 3 meetups
👶 Had one kid
🏠 Bought a house
December 1, 2025 at 8:30 PM
👥 Been part of 4 different teams
✈️ Visited 4 new countries
🏝️ Attended 2 retreats and 3 meetups
👶 Had one kid
🏠 Bought a house
✈️ Visited 4 new countries
🏝️ Attended 2 retreats and 3 meetups
👶 Had one kid
🏠 Bought a house
Buffer turned 15 yesterday 🥳
I've been here for almost 5 years now — nearly a third of the company's entire existence. It's also the longest I've ever been at any company. That's wild to think about.
In that time:
I've been here for almost 5 years now — nearly a third of the company's entire existence. It's also the longest I've ever been at any company. That's wild to think about.
In that time:
December 1, 2025 at 8:30 PM
Buffer turned 15 yesterday 🥳
I've been here for almost 5 years now — nearly a third of the company's entire existence. It's also the longest I've ever been at any company. That's wild to think about.
In that time:
I've been here for almost 5 years now — nearly a third of the company's entire existence. It's also the longest I've ever been at any company. That's wild to think about.
In that time:
🎯 Prepping for Customer Experience Week
December 15–18 the whole company focuses on low-risk, high-impact improvements before our busiest month in January. We've asked team members to submit their ideas and getting ready to collaborate cross-functionally on polishing the customer experience.
December 15–18 the whole company focuses on low-risk, high-impact improvements before our busiest month in January. We've asked team members to submit their ideas and getting ready to collaborate cross-functionally on polishing the customer experience.
November 28, 2025 at 2:23 PM
🎯 Prepping for Customer Experience Week
December 15–18 the whole company focuses on low-risk, high-impact improvements before our busiest month in January. We've asked team members to submit their ideas and getting ready to collaborate cross-functionally on polishing the customer experience.
December 15–18 the whole company focuses on low-risk, high-impact improvements before our busiest month in January. We've asked team members to submit their ideas and getting ready to collaborate cross-functionally on polishing the customer experience.
💡 Keeping the Lights On
I was able to spend some time to fix three bugs and work on removing the unused queues for the legacy web workers recently removed. Keeping things clean while saving some money 🫰🏼
I was able to spend some time to fix three bugs and work on removing the unused queues for the legacy web workers recently removed. Keeping things clean while saving some money 🫰🏼
November 28, 2025 at 2:23 PM
💡 Keeping the Lights On
I was able to spend some time to fix three bugs and work on removing the unused queues for the legacy web workers recently removed. Keeping things clean while saving some money 🫰🏼
I was able to spend some time to fix three bugs and work on removing the unused queues for the legacy web workers recently removed. Keeping things clean while saving some money 🫰🏼
✨ New feature: Smarter Posting Times editor
Built several improvements to help users set up their posting schedules faster, i.e: copying the posting schedule from another channel, and be able to preview schedule changes. Getting this ready for an upcoming release.
Built several improvements to help users set up their posting schedules faster, i.e: copying the posting schedule from another channel, and be able to preview schedule changes. Getting this ready for an upcoming release.
November 28, 2025 at 2:23 PM
✨ New feature: Smarter Posting Times editor
Built several improvements to help users set up their posting schedules faster, i.e: copying the posting schedule from another channel, and be able to preview schedule changes. Getting this ready for an upcoming release.
Built several improvements to help users set up their posting schedules faster, i.e: copying the posting schedule from another channel, and be able to preview schedule changes. Getting this ready for an upcoming release.
After a few weeks focusing on refactors, this week we have been working on improvements to our Posting Times experience while squashing some sneaky bugs along the way.
November 28, 2025 at 2:23 PM
After a few weeks focusing on refactors, this week we have been working on improvements to our Posting Times experience while squashing some sneaky bugs along the way.
It's also a chance to work with a small, thoughtful team that genuinely cares about the craft. And yes — 4-day work weeks, fully remote, all the Buffer things.
🌍 Fully remote
📆 4-day work week
❤️ Values-led company
💰 Transparent pay: $156.5K–$202.3K • Offers equity
🌍 Fully remote
📆 4-day work week
❤️ Values-led company
💰 Transparent pay: $156.5K–$202.3K • Offers equity
November 24, 2025 at 8:28 PM
It's also a chance to work with a small, thoughtful team that genuinely cares about the craft. And yes — 4-day work weeks, fully remote, all the Buffer things.
🌍 Fully remote
📆 4-day work week
❤️ Values-led company
💰 Transparent pay: $156.5K–$202.3K • Offers equity
🌍 Fully remote
📆 4-day work week
❤️ Values-led company
💰 Transparent pay: $156.5K–$202.3K • Offers equity