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Posts by Daniel Wallace

Why did they fail? VS Code tries to load the file into RAM (Electron 📉). Notepad++ uses a buffer that eventually overflows on massive datasets.

Scope cheats. We don't load the file. We stream it directly from the disk using Go and Wails. 1TB file? Zero RAM spike.

4 months ago 1 0 0 0
VS Code vs. Notepad++ vs. Scope A 500GB File (The Stress Test)
VS Code vs. Notepad++ vs. Scope A 500GB File (The Stress Test) YouTube video by Developyr

I put VS Code, Notepad++, and my new tool (Scope) in a ring with a 500GB log file.

💀 VS Code choked. 🐢 Notepad++ tried its best but couldn't open it. ⚡️ Scope opened it in 0.4 seconds.

Here is the video evidence. 👇
youtu.be/FLRIGifcUrQ

4 months ago 1 0 1 0
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I've built for everyone else. Now I'm building for me.

My career has been filled with amazing projects for incredible people and companies. It's a truly wild feeling to see your own idea finally start coming to life.
It's a different kind of stake, a different kind of excitement.
#FoundersJourney

5 months ago 1 0 0 0
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Zero Inbound Ports: How We Use AWS IoT to Command 10,000 Containers in a Customer's VPC We stopped treating our on-prem agents like SaaS and started treating them like smart thermostats. This is the secure, scalable pattern for hybrid cloud.

Stop building pollers for your docker agents. An isolated container behind a firewall is just an IoT device.

We used the IoT playbook to get "zero inbound port" command & control. It's secure for the customer, scalable, and the future of SaaS.
#data #docker
developyr.substack.com/publish/post...

5 months ago 4 0 1 0

I have been asked about how will AI be incorporated into the Lokryn suite?
It won’t.

AI will be ready one day, but for now, for compliance, we think that should be deterministic.

This may not be the popular current opinion, but it’s one we stand on. We have kept AI out, on purpose. #data

5 months ago 2 0 0 0
Lokryn

Been spending some evenings and Sundays working on this, I think we are getting close. Check out products and pricing.

www.lokryn.com

5 months ago 2 0 0 0

Thank you! Yes, it is one of those everyone needs it, and everyone hates to build it and also, no one wants to pay 5k per month lol. So I think this will be good for smaller shops.

5 months ago 1 0 0 0
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Pipe Audit: Rust-Fast Data Validation. Data quality tools are too heavy. Pipe Audit is a blazing-fast, language-agnostic validation engine. Configure simple .toml files and validate data anywhere.

Free CLI/lib. Heavy Duty with Dashboard from $99/mo.

#dataengineering #rust #devops #dataquality

5 months ago 2 0 0 0

Product Coming Soon--Flight Recorder: Flat-Rate Logging. Stop paying per-GB. Flight Recorder is your self-hosted logger with tamper-evident logs for audits, minus the enterprise price tag.
Free forever with unlimited volume. Heavy Duty plan with full UI & alerts from $99/mo.
#logging #observability

5 months ago 3 0 0 0

Product Coming Soon--Tracks: Feature Flags. Feature flags aren't free—they're tech debt. Tracks finds stale flags and integrates with Jira to help you clean them up.

Free for 10k MAU. Heavy Duty plan with Unlimited MAUs & Stale Flag Reports from $69/mo.

#featureflags #devops #cicd #techdebt

5 months ago 3 0 0 0

Product Coming Soon--Foreman: The Language-Agnostic Orchestrator. Stop compromising. Forman is a workflow engine that runs in your environment. No language-lock, your code & data never leave your control.

Free dev sandbox. Heavy Duty plan with Visual UI from $69/mo.

#orchestration #selfhosted

5 months ago 4 0 0 0

Product Coming Soon--re-Deliver: Guaranteed Webhook Reliability. Missed callbacks are a silent killer. re-Deliver secures every event, letting you manage and replay missed webhooks in order.

Free for 10k callbacks. Heavy Duty plan with 7-day ordered replay from $69/mo.

#webhooks #devops #api

5 months ago 3 0 0 0

Product Coming Soon--Gatehouse: Auth without the bloat. Stop choosing between risky DIY auth and bloated enterprise platforms. Get the expert features you actually need, like passwordless & MFA, without the enterprise overhead.

Free for 1000 MAU. Heavy Duty plan from $49/mo.

#auth #security #saas

5 months ago 5 0 1 0
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Announcing Lokryn: Professional Tools, Not Enterprise Overhead We're stuck choosing between "free toys" that can't scale and "enterprise suites" that break the bank. I'm building the alternative. Announcing Lokryn: a new suite of pro-value dev tools for small bus...

Tired of dev tools for small teams being either "free toys" or "enterprise bloat"? 😤

Me too. So I'm building the alternative.

Announcing Lokryn: a new suite of pro-level, self-hosted tools that don't cost a junior dev's salary.

open.substack.com/pub/developy...

#dev #devtools #saas #startups

5 months ago 5 0 1 0
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Lokryn Pipeaudit dashboard, Shades of green with orange.

Lokryn Pipeaudit dashboard, Shades of green with orange.

WIP Friday! 👀 Here's a first look at the PipeAudit dashboard we're building.

The goal is to make your data validation results and audit trails super easy to visualize.

No more hunting for answers. Just clear visibility. More to come!
#PipeAudit #DataEngineering #WIP #UIUX #RustLang

6 months ago 3 0 0 0

Fixed! Thank you so much for the catch! Truly appreciated.

6 months ago 0 0 1 0
Lokryn Compliance‑first, Rust‑powered platform — fast, modular, and built for scale.

Most data tools are built for the enterprise. They're expensive, monolithic, and overkill for startups.

Announcing Lokryn: a new suite of data tools built for SMBs. Think modular, developer-friendly, and compliance-first. And yes, it's all built on Rust 🦀.

www.lokryn.com

6 months ago 1 0 0 0
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Your Data Quality is Broken. Here’s Why No One’s Talking About It. “Most teams discover data quality issues in production. PipeAudit flips that: fast, boring, compliance‑ready validation you can trust.”

Real talk for data folks: a lot of our time feels less like engineering and more like archaeology, right? Digging through logs after something has already broken.

I wrote down some thoughts on how we can change that pattern.

developyr.substack.com/p/your-data-...

#DataFolk #DataEngineering

6 months ago 0 0 0 0
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GitHub - developyrs/agentic-data-pipeline: Agentic Data Pipeline (POC) — Proof‑of‑concept for transparent, auditable data pipelines where LLMs manage S3→DuckDB promotion and log every step. Agentic Data Pipeline (POC) — Proof‑of‑concept for transparent, auditable data pipelines where LLMs manage S3→DuckDB promotion and log every step. - developyrs/agentic-data-pipeline

Want to see the code behind the chaos? 📂 The full repository is public here: github.com/developyrs/a...

#OpenSource #Python

6 months ago 2 0 0 0
Building an Agentic AI Pipeline: The Hard Way (Llama 3, Gemini 1.5 & Many Failures)
Building an Agentic AI Pipeline: The Hard Way (Llama 3, Gemini 1.5 & Many Failures) YouTube video by Developyr

Building an agentic AI data pipeline the hard way. 🤖

I took a deep dive into the real-world struggles of getting an AI agent to work autonomously. No hype, just the honest journey.

Watch the full code walkthrough:
youtu.be/x4KCMFlOwxI

#AgenticAI #DataEngineering #LLM #Gemini #Llama3

6 months ago 1 0 1 0

P.S. I'll be doing a full code walkthrough of this entire experiment on my YouTube channel soon, and the repo will be made public. Follow along for that! ▶️ 📂

#YouTube #OpenSource

6 months ago 1 0 0 0
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I Let Copilot Help Build My Agentic AI Data Pipeline (It Got Weird) I let an AI build my agentic data pipeline to see what would happen. It got weird. 🤖Here's an honest, hands-on look at the gap between the promise of agentic AI and the current, often brittle, reality...

I used Microsoft Copilot to help build an Agentic AI data pipeline, forcing it to remove the usual guardrails to test the hype vs. reality.

The results?

Read the full "Lab Notes" experiment here:

#AgenticAI #DataEngineering #LLM

developyr.substack.com/p/i-let-copi...

6 months ago 0 0 1 0
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Lab Notes: Ephemeral, PII-Masked Environments with Trino How do you safely analyze fresh production data across the entire SDLC without creating costly copies? My new 'Lab Notes' article walks through a pattern using Trino, Nessie, and Iceberg to spin up ep...

How do you let devs & QA test with fresh production data without exposing PII?

My 'Lab Notes' article walks through using Trino, Nessie & Iceberg to create ephemeral, zero-copy environments with on-the-fly PII masking. 🛡️
developyr.substack.com/p/lab-notes-...

#DataEngineering #DataSecurity #Trino

6 months ago 0 0 0 0
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Consulting isn’t just advice — it’s partnership. We design scalable, adaptable data systems so your team can move from firefighting to forward momentum. Let’s build clarity together. #DataConsulting #DataStrategy #ScalableSystems #Developyr #DataOps

6 months ago 1 0 0 0

No data is perfect, some is actionable.

The sooner you stop chasing “perfect,” the sooner you start making progress.

Comfort in the Unknown isn’t about having all the answers — it’s about moving forward when you don’t.

#DataEngineering #ProblemSolving #ComfortInTheUnknown

7 months ago 0 0 0 0

Tackling a classic data engineering dilemma for my next 'Lab Notes' article:

How do you analyze FRESH production data without
a) creating slow, costly copies, and
b) exposing sensitive PII?

It feels like you have to compromise on one of these.

#DataEngineering #DataSecurity #PII #substack

7 months ago 0 0 0 0

Evening thought: The most elegant data architecture is often the simplest one that gets the job done. It's easy to get lost in complex tools, but clarity and simplicity usually win in the long run.

#DataArchitecture #DataEngineering

7 months ago 0 0 0 0

I have definitely added it to my EDA routine for sure.

7 months ago 0 0 0 0

Monday morning question for all the data folks ☕:

What's your go-to tool for quick, local data exploration on your laptop?

Are you team DuckDB, Polars, Pandas 2.0, or something else entirely? Curious to see what everyone is building with.

#DataEngineering #DataScience #DuckDB #Polars #Python

7 months ago 3 0 1 0

Just submitted a talk proposal for DataTune 2026 on "Decoding the Modern Data Lakehouse." 🤞

My goal is to bring a clear framework to the 6 core lakehouse patterns we see in the wild. Hope to see some local tech folks there!

#DataEngineering #NashvilleTech #DataArchitecture #DataTune2026

7 months ago 0 0 0 0