Build the future of payments
Open source code challenges from Woovi. Pick a challenge, build something great, and show us what you can do.
AI & Data Engineering
AI & Data Engineering
MCP Server for Woovi API
Build a Model Context Protocol (MCP) server that exposes Woovi/OpenPix API capabilities to AI assistants like Claude.
ai
mcp
api
typescript
nodejs
integration
AI & Data Engineering
RAG System for Woovi Docs
Build a Retrieval-Augmented Generation system for natural language Q&A over Woovi documentation using vector search and LLMs.
ai
rag
llm
python
vector-database
search
AI & Data Engineering
WhatsApp AI Agent for Woovi
Create an intelligent WhatsApp AI agent that connects to Woovi accounts for balance checks, statements, Pix transfers, and business indicators.
ai
whatsapp
agent
nodejs
api
pix
fintech
AI & Data Engineering
Real-Time Antifraud System
Build a real-time antifraud system for Pix transactions using Kafka, ClickHouse, and Apache Flink for stream processing and fraud detection.
kafka
clickhouse
flink
streaming
fintech
pix
data-engineering
Frontend
Frontend
KYC Verification System
Create a production-ready multi-step KYC verification form with React, featuring form validation and responsive design.
react
frontend
design-system
typescript
testing
Frontend
Landing Page + Design System
Create a design system and build a landing page using React/Next.js with static generation.
react
design-system
frontend
Frontend
Mini n8n/Zapier
Build a mini embedded workflow automation tool using React Flow with API and webhook integration.
react
frontend
architecture
integration
automation
Backend
Backend
CRUD Bank GraphQL Relay
Build a CRUD bank application using GraphQL, React, and Relay with transactions and account management.
nodejs
graphql
react
relay
mongodb
api
testing
Backend
Leaky Bucket Challenge
Implement a leaky bucket rate-limiting strategy using Node.js and Koa.js with multi-tenancy authentication.
nodejs
api
graphql
security
pix
fintech
Backend
Report System
Build a scalable report generation system using streams for large data exports with MongoDB and S3.
nodejs
mongodb
backend
architecture
automation
Fintech
Fintech
ISO 8583 Simulator
Integrate with ISO 8583 payment protocol simulator for acquire and issuing transaction processing.
fintech
integration
api
security
Fintech
NFS-e Integration
Simulate or integrate with Brazil's NFS-e (Nota Fiscal de Serviços Eletrônica) system.
integration
fintech
api
backend
Fintech
ICOM/SPI Simulator
Implement a financial messaging system using ISO 20022 standard messages for Brazil's payment system.
fintech
integration
api
architecture
Fintech
DICT Simulator
Create the DICT API (Pix key registry) implementation using Node.js and MongoDB.
nodejs
mongodb
api
pix
fintech
backend
Fintech
OpenFinance Simulator
Simulate OpenFinance APIs by building a fintech platform implementing Brazilian Open Finance standards.
api
fintech
backend
integration
DevOps
DevOps
DevOps Proxmox Challenge
Set up Proxmox infrastructure with automated Kubernetes cluster, database replication, and monitoring.
devops
kubernetes
docker
infrastructure
automation
DevOps
CI/CD Challenge
Set up Tekton CD with automated pipelines for staging and production environments.
cicd
kubernetes
devops
automation
infrastructure