Fahim ul Haq – Medium

Fahim ul Haq

11.4K followers

How we accidentally built for scale — and why it worked

Do you design for the users you have today or the millions you hope will come tomorrow?

2d ago

How we accidentally built for scale — and why it worked

2d ago

The key to learning? Ask better questions and get faster answers

I sat on the internal Microsoft developer forum where two questions were asked back-to-back. The first read: API doesn’t work. Does anyone…

Nov 12

The key to learning? Ask better questions and get faster answers

Nov 12

Discovering and discussing the distinctive components in System Design

Every large-scale system evolves step-by-step. Each phase builds confidence that what we’re designing will actually meet user, business…

Nov 11

Discovering and discussing the distinctive components in System Design

Nov 11

How the best engineers validate a design before implementation

The costliest mistakes happen before a single line of code is written. I’ve seen it across teams and stages from startups under pressure to…

Nov 6

How the best engineers validate a design before implementation

Nov 6

Lessons I wish I knew before my first System Design project

The first System Design diagram I drew was a mess. I stood at a sketchboard, marker in hand, as a senior engineer asked me to design a push…

Nov 5

Lessons I wish I knew before my first System Design project

Nov 5

Here’s what AI coding can’t do (yet)

I like tools that help me ship. AI helps. It drafts a function, sketches a test, and turns a blank file into a starting point. But sooner…

Nov 4

Here’s what AI coding can’t do (yet)

Nov 4

My method for translating architecture into build-ready designs

I have lost count of how many times a clean System Design diagram with neat boxes and arrows on a blueprint has turned into a chaotic…

Nov 3

My method for translating architecture into build-ready designs

Nov 3

Your first editor skills: Search, replace, and navigate fast

I still remember one of my first interviews at Microsoft, not as a candidate, but as an interviewer. We asked the candidate to make a small…

Oct 28

Your first editor skills: Search, replace, and navigate fast

Oct 28

Designing APIs that connect systems with ease

In the previous blog, we explored how high-level design decisions shape a system’s foundation by defining components, their…

Oct 27

Designing APIs that connect systems with ease

Oct 27

Why I embrace eventual consistency (and the few times when I don’t)

In distributed systems, every design comes with certain trade-offs. The CAP theorem is one of the most fundamental frameworks for…

Oct 22

Why I embrace eventual consistency (and the few times when I don’t)

Oct 22

Fahim ul Haq

Fahim ul Haq

11.4K followers

Co-founder at Educative.io. Creating hands-on courses for Software Engineers & Engineering Enablement solutions for dev teams. Previously: Facebook, Microsoft.

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