06 · Identity · Notion + Miro/PDF
Accredited Portal
Provide partners with a transparency portal that groups transactions paid through Sem Parar and manages users, roles, permissions, disputes and contestations.
Project context — organizations, products, and platforms evidenced in the source
Fleetcor
Sem PararKKeycloak
- Role
- Front-End · Back-End · Solutions Architect · Dev Ops · UX
- Domain
- Identity
- Sources
- Notion + Miro/PDF
- Published artifacts
- 13
Evidence archiveFleetcor Accredited Portal system landscape with integration types, services and databases.

Context
The problem and its boundary.
Bulk accredited-user onboarding and identity lifecycle design, including source modeling, transformations, output contracts, user creation and deletion journeys, groups and access.
Alexsandro is explicitly credited as Solutions Architect in the July 2022 boards.
Decisions & deliverables
- Keycloak cluster analysis and configuration
- Redis cluster analysis and configuration
- SOLID / Clean Architecture skeleton template
- DDD-based microservice granularity
- Angular registration-flow prototype in Figma
- Kubernetes viability study
- Frontend and backend architecture diagrams
- Frontend SSO, session and authentication integration with Keycloak
- Authentication, session, group, user-group and transaction components
- Endpoints including /transaction, /users, /user-group, /dispute and /contestation
- Jest integration tests
- API and UI debugging and performance work
- bulk onboarding
- identity lifecycle
- data transformation
- groups and access control
- portal integration
Technology
- Node.js
- NestJS
- TypeScript
- CloudFormation
- Docker
- AWS Lambda
- Keycloak
- Terraform
- Jest
- Amazon SQS
- Amazon SNS
- DynamoDB
- API Gateway
- Apiman
- Redis
- Kafka
- Kibana
- Elasticsearch
- TypeORM
- Azure DevOps
- Angular
Evidence archive
Real diagrams, interfaces and documents.
Open any artifact to inspect the full local image.













What this archive can prove
Published authorship. Claims proportional to the source.
- No repository, deployment URL, Figma URL, quantified result, scale or date is present.
- The page does not prove which architecture and prototype elements reached production.
- Recovered diagrams contain environment and system labels that should receive a disclosure review before publication.