Careers & Skills
Research BriefWork at the Frontier · CareersAI Is Broadening Jobs Before Titles Change. The Evidence Is Narrower Than It Sounds.
OpenAI found that some workers repeatedly used AI for tasks outside their occupational boundaries. The signal is real, but the sample is a selected slice of active ChatGPT users, not the workforce.
Ibrahim Denis Fofanah·Sep 17, 2026·8 min
- CareersPortfolio Clinic · Reproducibility
A Portfolio Project Without Tests Is Just a Screenshot
A polished dashboard shows what you built. A tested, rerunnable project shows why the result should be trusted. Here is the minimum audit trail every serious data portfolio needs.
Ibrahim Denis Fofanah·Sep 8, 2026·8 min
OpinionData Thinking · Part 2AI Won't Replace Data Scientists. It Will Replace Lazy Ones.
AI writes the Python, the SQL and the first draft of the dashboard. It cannot attend your meetings, choose your metric, or be accountable for the decision. A working division of labour, and a churn model that failed for none of the reasons you would expect.
Ibrahim Denis Fofanah·Jul 23, 2026·11 min
- AnalysisCareers & Skills · Hiring
Why AI Keeps Rejecting Your Resume, and Why It Is Probably Not Your Resume
Career advice says fix your resume. A peer-reviewed audit of embedding-based resume rankers suggests the rejection is a property of the retrieval system. What is real, what is cargo cult, and what to do.
Ibrahim Denis Fofanah·Jul 18, 2026·7 min
- Explainer
93% of AI Adoption Isn't Happening in AI Jobs
Ibrahim Denis Fofanah·Jul 18, 2026·10 min
- AnalysisCareer · Data Analyst
Excel or Python First? What Data Analyst Job Postings Actually Say
SQL appears in 80%+ of data analyst postings, Excel in 60%, Python in 50%. Here's the learning order that matches the market, and the trap that costs beginners a year.
Ibrahim Denis Fofanah·Jul 12, 2026·5 min