I am developing Website and Mobile app and so on for 5 years almost.
Before I come to Upwork, I had been working in coding center.
I can solve whatever the client want.
Believe me!!
If you do it , you will not regret.
My experience includes:
o Backend frameworks: Django, Flask, NodeJS, and Laravel
o Frontend frameworks: ReactJS and VueJS
o Cross-platform mobile framework: React Native
o Web design: Bootstrap, Material UI, Bulma, Tailwind
o HTML Graphic & Animation: D3js, p5js
o Geolocation/Geography and mapview: Geolib, Google Map, LeafletJS, Openlayers
o Email: MailGun, Sendgrid, MailChimp, Gmail
o VPS deployment: AWS, Heroku, DigitalOcean, A2hosting, ...
o Online payment: Paypal, Stripe, Paykickstart, ...
o WebRTC, WebSocket