Adopting TypeScript in an existing JavaScript codebase
A practical migration order for teams: what to convert first, how to handle `any`, and which compiler flags to turn on and when.
Blog
Notes from the people who run the training
Practical writing on JavaScript, TypeScript and the frameworks built on them — the same material our trainers use when a question comes up mid-session.
- 3 articles published
- Written by practising engineers
- No sponsored content
JavaScript Engineering Blog by Wisen IT Solutions, Chennai
This blog covers the topics our trainers are asked about most often: how to sequence your learning, how rendering strategies affect SEO, and how teams adopt TypeScript without stopping delivery.
Articles are written by the engineers who teach the courses, and are updated when the underlying tools change rather than left to age quietly.
Latest articles
Recent writing
Newest first. Each article states when it was last reviewed.
Server Components: what actually changes for SEO
Server Components move rendering back to the server. Here is what that means for crawlers, for AI search engines, and for the way you structure a Next.js page.
Learn JavaScript fundamentals before you learn a framework
Why starting with React or Angular before understanding scope, closures and the event loop slows you down — and what to learn first instead.
- 27+
- Years of training
Delivering technical training from Chennai since 1998. - 17,700+
- Learners empowered through training
Corporate teams, IT working professionals, career switchers and students. - 2,700+
- Happy students / year
Learners completing our programmes every year. - 30+
- Corporate clients
Product companies, service firms and startups.
Corporate training
Teams that train with Wisen IT Solutions, Chennai
Engineering teams across product companies, IT services firms and startups run their JavaScript, Angular, React and Next.js upskilling with us.
Altimetrik 
Aparajitha Corporate Services 
Caresoft 
Dzine Hub 
Firstsource 
Gigamon 
Helios and Matheson 
NextGen Healthcare 
Perpetuuiti Technosoft 
R Systems 
SRM Institute of Science and Technology 
Temenos 
The Hindu 
Tamil Nadu Electricity Board 
WABCO
Build JavaScript for the AI-era
Plan your JavaScript training with Wisen IT Solutions, Chennai, India
Tell us where you are today — a beginner, a working developer, or a team with a delivery deadline — and we will map the right course, format and schedule.
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