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PowerHub QA Mobile

Mobile-first QA testing dashboard with gamification for ENGIE PowerHub across African markets

GitHub Website

A mobile-first Progressive Web App for QA engineers to monitor test execution, track achievements, and learn BDD testing across ENGIE PowerHub's African market deployments.

Built with

  • Next.js 15 (App Router)
  • TypeScript
  • Tailwind CSS / shadcn/ui
  • Rust 1.92 (7 AWS Lambda microservices on ARM64/Graviton2)
  • AWS (DynamoDB, API Gateway, EventBridge, S3, Lambda)
  • Fly.io (PostgreSQL, Redis)

ARM64 Lambda Build System

Cross-compiled Rust microservices for AWS Lambda Graviton2:

  • Target: aarch64-unknown-linux-gnu (glibc for AL2023)
  • Tool: cross (Docker-based, no Zig dependency)
  • Crypto: aws-lc-rs (AWS's optimized BoringSSL fork)
  • CPU: target-cpu=neoverse-n1 for Graviton2 optimization

Key Features

Gamification System

  • 10-level progression with XP tracking
  • 15+ achievements for testing milestones
  • Confetti celebrations on completions
  • Wiki engagement rewards (+5 XP per article)

BDD Tutorial

  • 7-step interactive Cucumber/Gherkin course
  • Progressive step unlocking
  • LocalStorage progress persistence
  • 125 XP for full completion

Market Health Monitoring

  • Real-time ping checks across 8 African markets
  • Color-coded status (green/orange/red)
  • Response time tracking (under 500ms = healthy)
  • System health badge in navigation

Test Execution

  • 12 test types (RSpec, Cucumber, Playwright, K6)
  • Real-time execution status
  • Report parsing and visualization
  • Multi-market test targeting

Architecture

Frontend (Fly.io - Frankfurt)

  • Next.js 15 PWA with service workers
  • PostgreSQL for user data
  • Redis for session caching
  • Mobile-optimized UI

Backend (AWS eu-west-1 - ARM64/Graviton2)

  • test-execution-service: Test triggering, GitLab CI integration
  • gamification-service: Points, achievements, streaks, leaderboard
  • metrics-aggregator-service: Time-series metrics aggregation
  • notification-service: Teams, email, PagerDuty alerts
  • report-parser-service: Cucumber/K6 JSON parsing from S3
  • websocket-handler: Real-time React state updates
  • authorizer: JWT validation for API Gateway

Markets Supported

Uganda, Kenya, Tanzania, Rwanda, Nigeria, Benin, Zambia, Mozambique

Preview

Live at powerhub-qa-mobile.fly.dev

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