Virtual projects

Step-by-step labs with clear skills to learn — submit work for an e-certificate and your web resume.

First time? Open any project and read Environment setup first — Windows and macOS walkthroughs included.

Project Copilot

All 🛡️ Network Security / Cybersecurity 🎮 Game Development ⚙️ Backend Development 🌐 Web Engineer 🏗️ Software / Solution Architect 💼 Technical Consultant 💻 Software Developer 📡 Network Engineer / Internetworking 📊 Data Analyst → Data Scientist 🤖 AI Engineer 📱 Mobile Application Programmer 📋 ICT Project Manager

Practice labs for this career path · Software / Solution Architect

Prioritize these virtual projects for “Software / Solution Architect” so your portfolio matches the role.

Recommended 7 learners

System Design One-Pager Lab

Practice a system-design one-pager and trade-offs

Skills you'll learn

Requirements Architecture diagrams Trade-off storytelling Failure modes Interview narrative

Recommended 6 learners

RAG Hit Rate Lab

RAG: measure Hit@k and improve retrieval hit rate

Skills you'll learn

Hit@k evaluation Corpus chunking Query rewrite Error analysis RAG ablations

Recommended 5 learners

TPM Cutover & Migration Plan

TPM: dual-write cutover, verification, rollback window

Skills you'll learn

Cutover planning Dual-write & backfill Data verification Rollback window Read-switch Go/No-Go

Recommended 5 learners

TPM Capacity & Trade-off Negotiation

TPM: capacity math, trade-off matrix, Eng Lead negotiation

Skills you'll learn

Capacity math Trade-off matrix Negotiation notes Stakeholder readout Explicit losers

Recommended 7 learners

AI Loop Ownership Lab

Prove you own the AI loop: evals, fallback, veto

Skills you'll learn

Eval sets Fallback strategy Human veto AI loop ownership Governance narrative

Recommended 6 learners

TPM Launch Go/No-Go with Feature Flags

TPM: feature-flag partial launch and Go/No-Go

Skills you'll learn

Launch checklist Go/No-Go Feature-flag degrade Rollback plan Decision record

Free Intermediate Review to certify 7 learners

System Design One-Pager Lab

Write an interview-ready one-pager: requirements, diagram, trade-offs, and failure modes.

Skills you'll learn

Requirements Architecture diagrams Trade-off storytelling Failure modes Interview narrative

~90 min · +45 pts

Open

Free Advanced Review to certify 6 learners

RAG Hit Rate Lab

Build an eval set, measure Hit@k, then improve retrieval with chunking / query rewrite / hybrid — numbers before vibes.

Skills you'll learn

Hit@k evaluation Corpus chunking Query rewrite Error analysis RAG ablations

~140 min · +70 pts

Open

Free Advanced Review to certify 5 learners

TPM Cutover & Migration Plan

Plan old→new cutover: dual-write, read switch, rollback window, and data verification.

Skills you'll learn

Cutover planning Dual-write & backfill Data verification Rollback window Read-switch Go/No-Go

~130 min · +70 pts

Open

Free Advanced Review to certify 5 learners

TPM Capacity & Trade-off Negotiation

Fixed headcount and date: build a trade-off matrix and negotiation notes with Eng Lead.

Skills you'll learn

Capacity math Trade-off matrix Negotiation notes Stakeholder readout Explicit losers

~125 min · +65 pts

Open

Free Advanced Review to certify 7 learners

AI Loop Ownership Lab

Upgrade any mini AI feature with evals, fallback, and human veto — prove you own the loop.

Skills you'll learn

Eval sets Fallback strategy Human veto AI loop ownership Governance narrative

~130 min · +60 pts

Open

Free Advanced Review to certify 6 learners

TPM Launch Go/No-Go with Feature Flags

Decide launch when eng wants +2 days and business wants today — flag, degrade, document.

Skills you'll learn

Launch checklist Go/No-Go Feature-flag degrade Rollback plan Decision record

~120 min · +65 pts

Open