The blog · since 2015
Essays, playbooks and field notes from our CTOs, architects and leads. Written for people shipping real product.
Using Claude Code as the orchestrator and Codex as the engine gives you the best of both tools: Claude's UI, Codex's depth, and minimal Claude token spend. The economics only work when the task is big enough to justify two layers.
Strava's new AI-driven Athlete Intelligence brought me back to Addapp, the startup I co-founded nearly a decade ago. We used data from devices like Apple Watch to offer insights, like how your run affected your sleep, using traditional data science. Being ahead of time is not always good.
Reflecting on work through retrospectives helps software teams improve by identifying what went well and what didn’t. This promotes continuous growth, stronger collaboration, and better performance. Creating action plans from these insights leads to higher-quality results and a more cohesive team.
Implement optimistic updates in React with the useOptimistic hook for instant UI feedback. This technique enhances user experience by updating the interface immediately while the server processes actions in the background, creating a faster and more responsive app.
Discover how to efficiently mutate data in client components using server actions in Next.js. Learn to handle form submissions with React’s evolving hooks like useActionState, eliminate the need for API endpoints, and streamline client-server interactions for faster, more responsive applications.
Learn how to optimize performance by fetching data server-side without blocking the page render. This guide explores passing promises to React client components and resolving them asynchronously using Suspense, ensuring a smoother, faster user experience.
How to integrate AI into your engineering team. This guide explains how AI can make your team more productive.
Developers are increasingly focusing on frameworks like Laravel or React, but deep knowledge of the underlying programming language is crucial. Mastering the basics enables better problem-solving, performance optimization, and flexibility across different frameworks or languages.
Startups and scale-ups are vulnerable to cyberattacks as mobile apps grow. Implementing encryption, multi-factor authentication, and secure communication is crucial. Leadership should integrate security into the product lifecycle to protect both data and reputation.
While documentation is vital, too much can lead to outdated or duplicate content. To manage it, consolidate docs in one platform, separate live from historical content, archive outdated ones, move technical docs closer to code, and encourage sharing links to foster a documentation culture.
What framework or coding language should founders of SaaS startups choose when they start building a new software product.
Working with a specialized tech recruiter can be expensive, but not as costly as you think. These are the main reasons why recruiters are NOT expensive.
In today's fast-paced market, optimizing Developer Experience (DX) is key to delivering quality software efficiently. Unlike User Experience (UX), which focuses on end users, DX enhances the tools, processes, and culture developers work in, boosting productivity and satisfaction for better outcomes.
Learn how non-technical metrics can help control operational costs in tech startups. This article explains the importance of understanding real infrastructure costs and the cost of change to prevent your business expenses from spiraling out of control.
Mobile devices are being used a lot. This underscores the importance of mobile app development for startups. A mobile app can give businesses a competitive edge, boost revenue strategies, and increase user engagement, making it a vital tool for growth and scalability.
Efficient communication is important for SaaS teams. Core Protocols can unlock great potential in communication. Implementing these protocols can significantly improve a team's output and overall satisfaction by creating a shared vision and setting clear expectations.
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