TLDR Dev 2026-06-29
Mythos at home π, refactoring the business π±, 12 Factor Agents πͺ
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Articles & Tutorials
Code is the easy part, or how we refactored half the business to fix a janky script (14 minute read)
A rapidly growing startup faced challenges with its outdated billing system, which became increasingly complex due to numerous workarounds and unrecorded business rules. By simplifying the data model and implementing targeted changes in response to user feedback, the team successfully automated invoicing, reducing processing time from a week to two days.
Using Local Coding Agents (36 minute read)
This tutorial provides a guide on setting up a local coding agent using open-source tools and models, focusing on the advantages of local setups over proprietary services. Local LLMs have transparency, control, cost-effectiveness, and privacy. Additionally, best practices for evaluating model performance, ensuring safety during implementation, and optimizing local environments are discussed to support effective and responsible use of local coding agents.
Software Engineering in the Age of AI (15 minute read)
The integration of AI into software engineering has transformed the developer's workflow, shifting the focus from creative coding to supervising AI-generated code. This reliance on AI risks eroding skills and knowledge among developers, as complex problems may be sidelined.
You might not need⦠a service worker (6 minute read)
Service workers have seen diminishing relevance due to complications like ineffective caching strategies and the rise of simpler alternatives. While they offer unique functionalities such as offline support and background sync, many use cases can be handled more efficiently without them.
Software is becoming marketing (8 minute read)
The job market for devs is experiencing shifts due to the rise of AI, leading to massive layoffs and a decrease in the perceived value of software roles. As software becomes easier to create and more people can evaluate it, the industry is moving towards a landscape where companies focus on selling services rather than products.
OpenPencil (GitHub Repo)
OpenPencil is an open-source, AI-native vector design tool that allows users to create UI designs from natural language prompts, using concurrent agent teams and code export capabilities across multiple frameworks.
Fintech Engineering Handbook (Website)
The Fintech Engineering Handbook outlines essential software engineering principles and patterns for building trustworthy financial systems that accurately handle money through rigorous data integrity, clear tracking of transactions, and proper interaction with external services.
Textbee (GitHub Repo)
TextBee is an open-source SMS gateway that allows users to send and receive SMS messages through a web dashboard or REST API, using their own Android devices for messaging capabilities.
We have Mythos at Home: GLM 5.2 beats Claude in our Cyber Benchmarks (12 minute read)
Semgrep's recent tests showed that the GLM 5.2 open-weight model outperformed Claude Code in detecting Insecure Direct Object References (IDORs) despite lacking the advanced harnessing capabilities used by Semgrep's multimodal pipeline.
What it Means to Be a Mathematician When AI Does the Math (16 minute read)
The rise of AI in mathematics has sparked a debate among researchers about the role of human mathematicians, their motivations, and the future of the discipline, as AI systems begin to tackle tasks previously considered solely human endeavors. While some mathematicians envision a collaborative future where humans and AI work together to solve complex problems, concerns persist about the potential for AI to diminish critical thinking and creativity.
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