Migrating Legacy Frontends
Free Advanced course · 10 lessons · 4 weeks · Certificate on completion
Move jQuery or AngularJS apps to a modern framework without a risky rewrite. Across 10 lessons you'll move from fundamentals to a portfolio-ready outcome — at your own pace, with quizzes after each lesson and a final exam to certify your mastery.
What you'll learn
- Assessing the legacy app
- Rewrite vs incremental
- The strangler-fig pattern
- Embedding modern components
- Shared state during migration
- Routing during migration
Skills you'll pick up
- Assessing the legacy app
- Rewrite vs incremental
- The strangler-fig pattern
- Embedding modern components
- Shared state during migration
- Routing during migration
Tools covered
- Frontend Migration
- Real-world projects
- Quizzes
- Final exam
Course modules
Module 1: Assessing the legacy app
Module 1 of Migrating Legacy Frontends. 3 lessons · 3h
Module 2: Embedding modern components
Module 2 of Migrating Legacy Frontends. 3 lessons · 3h
Module 3: Testing safety nets
Module 3 of Migrating Legacy Frontends. 2 lessons · 2h
Module 4: Team and timeline
Module 4 of Migrating Legacy Frontends. 2 lessons · 2h
Lessons in this course
- Assessing the legacy app
- Rewrite vs incremental
- The strangler-fig pattern
- Embedding modern components
- Shared state during migration
- Routing during migration
- Testing safety nets
- Data and API changes
- Team and timeline
- Decommissioning old code
Instructor
Kenji Watanabe — Web Performance Engineer
Kenji Watanabe is a Web Performance Engineer with years of hands-on experience teaching Frontend Migration to thousands of learners worldwide.
Certificate
Finish every lesson and pass the final exam to earn a free, verifiable Learnera certificate for Migrating Legacy Frontends. It can be downloaded as a PDF and shared on LinkedIn.
Career outcomes
Median global salary $135,000 per year · median India salary ₹18,90,000 per year · 54,183 open roles worldwide
- Frontend Migration Specialist
- Senior Frontend Migration Lead
- Frontend Migration Consultant
Frequently asked questions
Is the Migrating Legacy Frontends course free?
Yes. Every Learnera course, including Migrating Legacy Frontends, is completely free — lessons, quizzes, the final exam, and the certificate.
How long does Migrating Legacy Frontends take?
10 lessons, typically completed in 4 weeks at a comfortable pace.
Do I get a certificate?
Yes — pass the final exam and you receive a free, verifiable certificate you can share on LinkedIn.