Dollar Street

Reference

Anna Rosling

Mother of Dollar Street

Thanks "Valor Software" for awesome work! I especially liked your openness and desire to share experience. The best of Valor, is that they never say "It'simpossible", they always find a good approaches to satisfy the customers.

Tech-stack

JavaScript to TypeScript migration (front and back end);
Amazon AWS to GCP migrations;
MongoDB 3.2 → 3.4 → 3.6 → 4.0 migrations;
AngularJS → Angular 2 → Angular 7 migrations;
Node.js → Express.js → NestJS migrations;
Jasmine to Mocha, Chai, Sinon migrations;
AWS S3;
Docker;
Angular CLI;
ImageMagic;
Cloudflare;
Firebase Cloud Functions.

Tasks

New design development;
Create Admin panel;
Blog development;
Translation via crowdIn;
Deployment;
Add a comparison feature;
Add a video feature;
Stabilization.
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Solutions

The Angular framework was updated to stable Angular 2 and later—Angular 7;
Statistical data analysis optimizations;
General performance optimizations;
D3.js used for drawing the main navigation element.

Outcome

The powerful and heavy-load optimized analytical environment with great design and good performance on extremely huge amounts of data.