Bars indicate level of skill, n = Years of experience
Languages/Technical
TypeScript
7
JavaScript
19
AI (Claude & ChatGPT)
2
HTML
21
CSS
20
NodeJS
9
NextJS
4
Express/Koa
9
GraphQL/Apollo
7
OpenAPI/Swagger
7
JSON Schema
9
React
9
Redux
9
React Native/Expo
2
Web Components
9
C# MVC/Razor
2
jQuery
17
Java/JSP
3
PHP5
8
Web Security
6
Docker
4
Postgres/MySQL
11
MongoDB/NoSQL
5
Web Standards/a11y
17
AWS
9
Azure
10
GCP
2
GitHub Actions
3
Terraform
3
Collaboration
GitHub
10
Bitbucket
4
JIRA & Confluence
12
Slack
10
Google Meet
7
Zoom
5
Microsoft Teams
2
Team working and management
Team principal/lead
11
Senior developer
15
Mentoring juniors/mids
11
Scrum/Kanban
13
Agile coaching
9
Business analysis
9