The Blog

Fell Sunderland

Fell Sunderland

Building Cleo

Teams are immutable

Fell Sunderland, staff engineer at Cleo, explores how seeing teams as immutable entities can offers new insights in how we lead, organise, and manage teams.

Life at Cleo

What Makes Me a Good Software Engineer?

Fell shares some positive traits that he's found beneficial for his career.

Life at Cleo

What I did on my summer holiday

All employees at Cleo get a fully paid sabbatical after 4 years. Here's what it meant for Fell and why your company should be offering one too.

Building Cleo

What is a Staff Engineer at Cleo?

The role of Staff Engineer at Cleo, explained by Fell.

Building Cleo

Introducing: Firebreak Weeks

Collaborate. Innovate. Create. Fell explains our approach to innovation at Cleo.

Building Cleo

What’s the interest rate on your technical debt?

At Cleo we think that the deliberate, conscious and careful accumulation of tech debt is a powerful tool that lets us ship code and value to our users faster. Fell explains how we manage our technical debt.

Life at Cleo

Building career skills as well as job skills

Fell has spent over a decade working as a software engineer. He shares the top skills that will help you improve your career.

Building Cleo

Hierarchy of Problem Solving

Fell, Tech Lead at Cleo, shares his techniques for effective problem solving.

Life at Cleo

A day in the life of Fell

Ever wondered what a Tech Lead at Cleo does? Fell explains how he spends his time.

Life at Cleo

How to Turn An Idea Into A Blog Post

Hint: It’s ok to do things badly. 

Life at Cleo

Write more documentation, even if no-one reads it

How Fell Sunderland, a Tech Lead at Cleo, thinks about documentation and why it matters.

Life at Cleo

Making remote retros not suck

By Fell Sunderland

signing up takes
2 minutes

QR code to download cleo app
Talking to Cleo and seeing a breakdown of your money.