Catalog · Nexora

Career Skills advanced

System Design Interviews for Senior Engineers

Senior system design interviews test judgement under ambiguity, not memorised diagrams. Requirement clarification, capacity estimation, explicit trade-offs, failure modes, and narrating your reasoning so the interviewer can follow it.

NH Nadia Hussain 4.8

$89.00

12 hours

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Career Skills

Career Skills beginner

Writing for Engineers: Design Docs and Postmortems

Writing is the highest-leverage engineering skill nobody teaches. Structure a design doc so reviewers engage with the decision instead of the prose, run a blameless postmortem that produces real action items, and write updates that make your work legible to people two levels away.

AB Aisha Bello 4.8

$35.00

6 hours

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DevOps

DevOps intermediate

Incident Response and On-Call Engineering

The skill of staying calm and effective while production burns. Incident command roles, communication cadence, mitigation before diagnosis, alert hygiene that protects sleep, and blameless postmortems that produce fixes instead of blame.

AR Ahmed Rahal 4.7

$69.00

8 hours

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Deep Learning

Deep Learning advanced

Distributed Training with FSDP and DeepSpeed

When a model no longer fits on one GPU. Data, tensor and pipeline parallelism, fully sharded data parallel, activation checkpointing, and the communication patterns that decide whether adding GPUs actually makes training faster.

HT Hiroshi Tanaka 4.7

$129.00

15 hours

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Career Skills

Career Skills intermediate

Technical Interviews for Data and ML Roles

What ML and data interviews are really testing. Case-study framing, ML system design, SQL and coding under time pressure, communicating a trade-off out loud, and the project narrative that makes a portfolio memorable. Includes graded mock rubrics.

NH Nadia Hussain 4.7

$55.00

10 hours

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