Insights & Expertise

The tech blog

Articles, field notes and sharp opinions on software development in the age of AI, by senior augmented developers.

AI Agents in Production: The Real Cost After 3 Months on the Ground (Numbers Included)Artificial Intelligence

AI Agents in Production: The Real Cost After 3 Months on the Ground (Numbers Included)

Tokens, API costs, human supervision, error rates: a concrete field report on what AI agents actually cost in production, far from the YouTube demos.

June 25, 20269 min
Development agency vs. staff augmentation: why I recommend direct staffing in 80% of casesrecrutement

Development agency vs. staff augmentation: why I recommend direct staffing in 80% of cases

Margins of 30 to 50%, a non-coding project manager, juniors staffed on your project: the development agency model costs a lot for what it delivers. A 12-month cost comparison against a dedicated senior dev on a staff augmentation basis.

June 22, 20269 min
Windsurf AI vs Cursor: a senior dev's verdict after 3 weeks on a client engagementTools & IDEs

Windsurf AI vs Cursor: a senior dev's verdict after 3 weeks on a client engagement

I used Windsurf AI for 3 weeks on a client engagement. Pro configuration, Cascade vs Composer, technical debt detection: here is what actually changes compared to Cursor and Claude Code.

June 21, 20269 min
Claude Code Review: why I enable it on every PRTools & IDEs

Claude Code Review: why I enable it on every PR

Claude Code Review runs 4 AI agents in parallel on every pull request. Under 1% false positives, 20 minutes per review, $15 to $25 per pass. A field report from a senior dev who uses it daily.

June 19, 20269 min
Claude Code for code reviews: a senior dev's take after 3 monthsTools & IDEs

Claude Code for code reviews: a senior dev's take after 3 months

I've been using Claude Code Review on my projects for 3 months. Here's what it catches better than a human, what I refuse to delegate to it, and the real impact on my velocity.

June 19, 20269 min
Claude Code Review: I Let 4 AI Agents Handle My PRsTools & IDEs

Claude Code Review: I Let 4 AI Agents Handle My PRs

Claude Code Review dispatches a fleet of agents across every pull request. Cost, Anthropic's internal results, limitations: everything a lead dev needs to know before enabling it.

June 19, 20269 min
Vibe coding in prod: the 5 mistakes that happen when there's no senior in the loopArtificial Intelligence

Vibe coding in prod: the 5 mistakes that happen when there's no senior in the loop

74 CVEs in three months, 40% of apps deployed without authentication: vibe coding in production without a senior dev creates real damage. Here are the 5 most common mistakes.

June 19, 20269 min
Fixed price or time-and-materials for your dev: why the reassuring fixed price often ends up costing moreMethodology

Fixed price or time-and-materials for your dev: why the reassuring fixed price often ends up costing more

Fixed price feels safe with a set number, but change orders, rigidity and the risk markup inflate the bill. A data-driven comparison of fixed-price vs. time-and-materials for your development projects.

June 16, 20269 min
AI Isn't Crushing 'the Dev', It's Wiping Out the Interchangeable Junior (the Market Numbers)Artificial Intelligence

AI Isn't Crushing 'the Dev', It's Wiping Out the Interchangeable Junior (the Market Numbers)

The 2025-2026 data shows a clear scissor pattern: employment for junior developers is dropping while AI-augmented seniors are gaining ground. A data-driven breakdown and an actionable verdict.

June 13, 20269 min
Dev Team Velocity: How to Actually Measure It (and Why AI Won't Double It)Methodology

Dev Team Velocity: How to Actually Measure It (and Why AI Won't Double It)

Story points, DORA, SPACE: which metrics actually measure a dev team's velocity? Field data shows AI doesn't double delivery, it shifts the bottlenecks.

June 13, 20269 min
How Much Does a Custom Shopify/PrestaShop E-Commerce Site Cost?Web Development

How Much Does a Custom Shopify/PrestaShop E-Commerce Site Cost?

Shopify or custom PrestaShop: a detailed comparison of the real costs over 3 years, including the hidden line items that quotes never show you.

June 12, 20269 min
MVP Budget: How Much Should You Plan to Launch Your SaaS?Methodology

MVP Budget: How Much Should You Plan to Launch Your SaaS?

Scoping, design, development, deployment: a complete breakdown of the SaaS MVP budget in 2026, with real numbers per option (freelance, agency, offshore) and the traps to avoid.

June 12, 202610 min
How Much Does It Cost to Build an App? Real Price Ranges by Project TypeWeb Development

How Much Does It Cost to Build an App? Real Price Ranges by Project Type

MVP, e-commerce app, complex platform: the real cost of app development in 2026, broken down by project type, technology, and staffing model.

June 12, 20269 min
Freelance Developer Day Rates: The Real 2026 Numbers by Tech Stack and SeniorityWeb Development

Freelance Developer Day Rates: The Real 2026 Numbers by Tech Stack and Seniority

The average freelance day rate sits at 450€/day in 2026, but the spread runs from 300€ (junior) to 1,200€ (AI/MLOps). A cross-table of tech stack vs. seniority, what the day rate hides, and why a dedicated developer at $210/day deserves a second look.

June 12, 20269 min
How Much Does a Web Developer Cost in 2026? (Full-Time vs Freelance vs Offshore, Comparison Table)Web Development

How Much Does a Web Developer Cost in 2026? (Full-Time vs Freelance vs Offshore, Comparison Table)

Full-time, freelance, offshore: the real 2026 numbers for what a web developer costs, fully loaded. Comparison table and verdict.

June 12, 20269 min
Managing a Remote Contract Developer: The 30-Minute Ritual That Stops Projects From DriftingMethodology

Managing a Remote Contract Developer: The 30-Minute Ritual That Stops Projects From Drifting

A daily 30-minute ritual is all it takes to manage a remote contract developer without scope creep, budget overruns, or quality slippage. Here is the exact format, battle-tested across a dozen engagements.

June 11, 20269 min
Hiring a Senior Dev Full-Time vs. on Contract at $210/day: The 12-Month MathMethodology

Hiring a Senior Dev Full-Time vs. on Contract at $210/day: The 12-Month Math

Full-time hire or contract for a senior dev? I ran the complete 12-month math, payroll taxes and recruiting included. The result is not even close.

June 10, 20269 min
Scaling Your Tech Team from Vietnam: What Actually WorksMethodology

Scaling Your Tech Team from Vietnam: What Actually Works

Eleven years in Vietnam running dev teams. What separates an offshore setup that frustrates from one that genuinely holds up.

June 03, 20268 min
Claude Code, Cursor, Copilot: Which One for Which Job in 2026Tools & IDEs

Claude Code, Cursor, Copilot: Which One for Which Job in 2026

Three tools dominate AI coding assistance. They aren't playing in the same league. Here is, task by task, how our senior devs split them up day to day.

May 27, 20269 min
The Augmented Developer: Why One Senior + AI Is Worth a Whole TeamArtificial Intelligence

The Augmented Developer: Why One Senior + AI Is Worth a Whole Team

A senior developer equipped with the right AI tools now ships what used to take a small team two years ago. How, why, and where the model hits its limits.

May 20, 20268 min