Our tech stack

What powers Ideadunes from the database up. Production-grade, mostly open-source, fully transparent.

Architecture overview

Languages
Rust + TS + Python
core / api / ml
Database
Postgres 16
+ TimescaleDB + pgvector
Compute
Kubernetes
EKS multi-region
API p50
42 ms
target <100ms
Optimizer p50
1.1 s
100-resource problems
Uptime
99.97%
last 30 days

🎨 Frontend

Next.js 15 + React 19
App router · server components · streaming
Tailwind CSS
Design system · custom tokens
shadcn/ui
Accessible component primitives
TanStack Query
Data fetching · cache
Recharts + D3
Visualizations · dashboards

📱 Mobile

Expo · React Native
Cross-platform · OTA updates
Swift · iOS
Native customer-facing app
Kotlin · Android
Native field staff app
Flutter
Plugin · pub.dev

⚙ API & services

Rust core
Scheduling engine · OR-Tools bindings
NestJS (TypeScript)
REST + GraphQL gateway
FastAPI (Python)
ML inference · forecasting
gRPC + Protobuf
Internal service mesh

💾 Data layer

PostgreSQL 16
Primary OLTP · row-level security
TimescaleDB
Metrics · time-series · audit logs
pgvector
Embeddings · semantic search
Redis · Dragonfly
Cache · session · rate limit
ClickHouse
Analytics warehouse

🔄 Queue & workflow

BullMQ
Background jobs · cron triggers
Temporal
Long-running workflows · saga
NATS · Kafka
Event bus · streaming

🔍 Search

Meilisearch
Fuzzy text · typo-tolerant
OpenSearch
Analytics · log search
pg_trgm
Postgres-native fallback

🔐 Auth & identity

Auth.js + Keycloak
OAuth2 · SAML · OIDC
WebAuthn / passkeys
Phishing-resistant MFA
SCIM
Enterprise provisioning

📦 Storage & files

AWS S3 / R2
Object storage · multi-region
MinIO
On-prem option
Cloudflare R2
Egress-free CDN tier

🎥 Video & comms

LiveKit
Video infrastructure
Daily.co
Embedded telemedicine
Twilio · MSG91 · Exotel
SMS · voice · IVR
WhatsApp Business Cloud
Direct Meta partnership
Resend · SES
Transactional email

🤖 AI / ML

OR-Tools
CP-SAT · constraint optimization
scikit-learn · LightGBM
No-show + churn prediction
Prophet · NeuralProphet
Demand forecasting
PyTorch
Custom ML models
Anthropic Claude · OpenAI · Gemini
LLM tier · agent OS
vLLM · local llama
On-prem option

📊 Observability

OpenTelemetry
Distributed tracing
Prometheus + Grafana
Metrics · dashboards
Loki
Log aggregation
Sentry
Error tracking
Datadog APM
Production monitoring

🚀 Infrastructure

AWS · multi-region
IN · EU · US · UK · AE · SG · AU
Kubernetes (EKS)
Auto-scale · per-tenant isolation
Terraform · Pulumi
IaC · drift detection
Cloudflare
CDN · WAF · DDoS shield
GitHub Actions · Argo CD
CI/CD · GitOps
Renovate
Auto dependency updates

🌍 Localization

i18next + FormatJS
28 languages · RTL support
Crowdin pipeline
Translation management
Temporal API (TC39)
Modern date/time handling
rrule.js · Luxon
Recurrence · timezone math
python-holidays · nager.date
220 country holiday data

🛡 Security & compliance

Vault · SOPS
Secrets management
Snyk · Trivy · ZAP
SAST · DAST · container scan
Vanta · Drata
SOC 2 / ISO 27001 automation
HackerOne
Bug bounty program

📈 Business intelligence

Metabase
Internal dashboards
Cube.dev
Semantic layer · API
PostHog
Product analytics · session replay
BigQuery
Data warehouse
OpenFeature · Unleash
Feature flags

Database tables · 38 core

The data model that powers everything. All tables tenant-scoped with row-level security.

Identity
tenants · users · roles · user_roles · teams · team_members · permissions · api_keys · sessions
Time & resources
locations · calendars · availability_rules · busy_blocks · holidays · working_patterns · resource_types · resources · resource_skills · resource_groups
Services & customers
services · service_categories · products · customers · customer_preferences · customer_consents · customer_segments
Scheduling
schedules · schedule_items · assignments · dependencies · shifts · shift_swaps · bookings · appointments · waitlist · reschedules · cancellations
Rules & engine
rulesets · rules · constraints · approval_flows · approvals · events · triggers · jobs · job_runs · optimization_runs · optimization_candidates · predictions · recommendations
Comms & ops
notification_templates · notifications · delivery_logs · webhook_endpoints · webhook_deliveries · integrations · integration_tokens
Money
payments · invoices · refunds · tax_rates · subscriptions
Platform
audit_logs · conflicts · sla_policies · metrics · feature_flags · marketplace_apps · app_installs · reviews · files · translations