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Charlie Marsh

Charlie Marsh

Bluesky @crmarsh.com
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🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored postOne post with your link and message, clearly disclosed. $63→ 🧵Sponsored threadA 3–5 post storytelling thread — Bluesky rewards substance o… $158→ 📌Pinned sponsored postA sponsored post pinned to the top of my profile for the mon… $189/mo→ 🔗Link-in-bio placementYour link in my bio for the month. $95/mo→ 🔁Repost packageI repost your account's posts through the month — distributi… $126/mo→ ⭐Starter-pack placementYour account included in my starter pack — new users follow … $126/mo→ 🎁Giveaway postYou supply the prize — I run the giveaway post and pick winn… $50→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Auth… $76→ 🤝Mutual shoutout collabWe shout each other out — a value swap between accounts. Swap→ 🎬UGC HireBranded content for your own channels & ads from $50→ 🎙️Podcast guest spotInvite Charlie Marsh onto your podcast (~45 min, remote) $47→ 📞1:1 ConsultPaid video call — advice, coaching or Q&A $75/hr→

Every booking is a normal escrow-protected deal.

Followers
7.8K
Account age
3 yrs
🎁 Free analysisfor Charlie Marsh
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

Known for

We’re building a new static type checker for Python, from scratch, in Rust. From a technical perspective, it’s probably our most ambitious project yet. We’re about 800 PRs deep!826 views We’re building a new static type checker for Python, from scratch, in Rust. From a technical perspective, it’s probably our most ambitious project yet. We’re about 800 PRs deep! uv is one year old today. Hard to believe its only been a year. The growth, adoption, and impact surpassed my wildest expectations. Happy birthday, uv! 🥳447 views uv is one year old today. Hard to believe its only been a year. The growth, adoption, and impact surpassed my wildest expectations. Happy birthday, uv! 🥳 Today, we’re announcing the preview release of ty, an extremely fast type checker and language server for Python, written in Rust. In early testing, it's 10x, 50x, even 100x faster than existing type checkers. (We've seen >600x speed-ups over Mypy in some real-world projects.)417 views Today, we’re announcing the preview release of ty, an extremely fast type checker and language server for Python, written in Rust. In early testing, it's 10x, 50x, even 100x faster than existing type checkers. (We've seen >600x speed-ups over Mypy in some real-world projects.) The uv build backend is now stable, and considered ready for production use. An alternative to setuptools, hatchling, etc. for pure Python projects, with a focus on good defaults, user-friendly error messages, and performance. When used with uv, it's 10-35x faster.279 views The uv build backend is now stable, and considered ready for production use. An alternative to setuptools, hatchling, etc. for pure Python projects, with a focus on good defaults, user-friendly error messages, and performance. When used with uv, it's 10-35x faster.

📊 Post engagement

245
Avg engagement / post
3.1%
Engagement vs followers
Apr 2023
On Bluesky since

🔥 Top post: We’re building a new static type checker for Python, from scratc · 826 likes + reposts

📊 Activity & format

Posting cadence
0.38 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 2 text · 10 image · 0 video.
Follower / following
25×
Follows 315 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

Recent posts

View on Bluesky ↗
🔥 Top post We’re building a new static type checker for Python, from scratch, in Rust. From a technical perspective, it’s probably our most ambitious project yet. We’re about 800 PRs deep! ★ 826
Today, we're announcing our first hosted infrastructure product: pyx, a Python-native package registry. We think of pyx as an optimized backend for uv: it’s a package registry, but it also solves problems that go beyond the scope of a tra… ★ 210 The uv build backend is now stable, and considered ready for production use. An alternative to setuptools, hatchling, etc. for pure Python projects, with a focus on good defaults, user-friendly error messages, and performance. When used … ★ 279 Today, we’re announcing the preview release of ty, an extremely fast type checker and language server for Python, written in Rust. In early testing, it's 10x, 50x, even 100x faster than existing type checkers. (We've seen >600x speed-ups … ★ 417 uv is one year old today. Hard to believe its only been a year. The growth, adoption, and impact surpassed my wildest expectations. Happy birthday, uv! 🥳 ★ 447 Incredible: PyCharm now ships with first-class support for uv! ★ 113 We're continuing to grow the Astral team, and every hire we make is like a dream hire. I don't understand how we're doing it but it rules. This time, it's @gankra.bsky.social! Most recently CTO at Axo, author of cargo-dist, author of The … ★ 130 It was really valuable for me to stay at a single company long enough to live with the consequences of my own engineering decisions. To come face-to-face with my own technical debt. It takes a few years for this to play out but IMO it's a… ★ 214 We now have first-class documentation for using uv with AWS Lambda docs.astral.sh/uv/guides/in... ★ 80 In the next uv release, resolving Apache Airflow (with a warm cache) gets over 2x faster. ★ 64 You can now install the latest Python 3.14 alpha with uv ★ 136 When we get Renovate PRs for dependencies that people on the Astral team maintain ★ 28

🦋 Handle & authenticity

✅ Domain-verified
@crmarsh.com
The handle is the domain crmarsh.com. On Bluesky a domain handle proves the owner controls that website — so this is verifiably the real crmarsh.com account, not an impersonator.
On Bluesky since
Apr 2023
An early adopter from the invite-only beta (before the Feb 2024 public launch) — an original, established account.

💡 Facts

🗓️Joined Bluesky in 2023 — 3 years ago.
👁️Averages 245 views per post.
📤Posts about 0.4× per week.

🕵️ Fake follower check

Estimated
86/100
Excellent Credibility score
99%
Real Real audience
Low Fake-follower risk
High Data confidence
  • Est. 99% real, active audience · Low fake-follower risk.
  • Strong engagement (~3.1% of followers engage each post) — an active, real audience.
  • Organic base — far more followers than accounts it follows.
  • Established account (3+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

Building Astral: Ruff, uv, and other high-performance Python tools, written in Rust.

📸 Gallery

Today, we're announcing our first hosted infrastructure product: pyx, a Python-native package registry. We think of pyx as an optimized backend for uv: it’s a package registry, but it also solves problems that go beyond the scope of a traditional "package registry". The uv build backend is now stable, and considered ready for production use. An alternative to setuptools, hatchling, etc. for pure Python projects, with a focus on good defaults, user-friendly error messages, and performance. When used with uv, it's 10-35x faster. Today, we’re announcing the preview release of ty, an extremely fast type checker and language server for Python, written in Rust. In early testing, it's 10x, 50x, even 100x faster than existing type checkers. (We've seen >600x speed-ups over Mypy in some real-world projects.) uv is one year old today. Hard to believe its only been a year. The growth, adoption, and impact surpassed my wildest expectations. Happy birthday, uv! 🥳 We’re building a new static type checker for Python, from scratch, in Rust. From a technical perspective, it’s probably our most ambitious project yet. We’re about 800 PRs deep! Incredible: PyCharm now ships with first-class support for uv! We now have first-class documentation for using uv with AWS Lambda docs.astral.sh/uv/guides/in... In the next uv release, resolving Apache Airflow (with a warm cache) gets over 2x faster.

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

jackie445.bsky.social jackie445.bsky.social 18% Out Of Context Assemblée Nationale Out Of Context Assemblée Nationale 17% Duncan Money Duncan Money 15% CreamTeam CreamTeam 14% DougDoug DougDoug 13% Khari Johnson Khari Johnson 13%

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Frequently asked questions

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How many followers does Charlie Marsh have?
Charlie Marsh has 7,827 followers on Bluesky.

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