Notes from the work.

Practical writing by founder Zach Nussbaum on strategy, operations, technology and leadership in growing financial and technology businesses.

Technology & AIOct 13, 2026

Where AI automation pays off in operations, and where it quietly costs you

A practical filter for choosing AI and automation use cases in a financial or technology business, and the questions to ask before anything goes into production.

Zach Nussbaum · 7 min read
Fintech strategySep 30, 2026

Build, buy or partner: making platform decisions you won’t regret in two years

A structured way for fintech and growth-stage leaders to decide what to build, what to license and what to partner for, before the decision is made by default.

Zach Nussbaum · 7 min read
LeadershipSep 22, 2026

Emotional intelligence is an operating skill, not a soft one

Why the ability to read a room shows up in delivery speed, retention and the quality of decisions, and how leaders can practise it deliberately.

Zach Nussbaum · 5 min read
Operating modelSep 10, 2026

The operating cadence that keeps a growing company fast

How to design the weekly, monthly and quarterly rhythm that moves information and decisions through a scaling business without everything running through the founder.

Zach Nussbaum · 6 min read
Fintech strategyAug 28, 2026

Replacing core systems without losing your team’s trust

A practical sequence for platform change in financial services that treats staff confidence as a project deliverable, not a side effect.

Zach Nussbaum · 6 min read
LeadershipAug 27, 2026

The first 90 days of a new operations leader

A practical plan for a new COO or head of operations joining a scaling company: what to learn, what to fix early, and how to earn the trust to change the rest.

Zach Nussbaum · 6 min read
Performance & metricsAug 14, 2026

Designing a leadership dashboard people actually use

Most dashboards report everything and change nothing. A practical approach to choosing the few measures that drive decisions in a growing financial or technology business.

Zach Nussbaum · 6 min read
Operating modelJul 30, 2026

Scaling past the founder: what has to change, and who has to change it

When a company outgrows founder-led decision making, the structure has to change and so do the people around it. Here is how to manage both.

Zach Nussbaum · 5 min read
Technology & AIJul 16, 2026

Running a technology vendor selection that tells you the truth

Polished demos rarely reveal how a system will perform in your business. A selection process for core platforms that tests real work, real data and real people.

Zach Nussbaum · 6 min read

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