Core banking platform

LeCore

Enterprise core banking and ledger platform designed around Spring Boot and ASP.NET Core microservices, with an Angular frontend interface for accounts, customers, payments, settlement, reconciliation, and reporting.

Double-entry accounting, CQRS, event sourcing, sagas, outbox workflows, idempotent payment processing, and Angular-based operational workflows.

• Spring Boot services for API gateway, customers, accounts, ledger, and payments.
• .NET services for settlement, reconciliation, reporting, and background jobs.
• Angular frontend for internal operations, payment initiation, customer servicing, and reporting dashboards.
• Kafka, PostgreSQL, Redis, Docker, Kubernetes, Prometheus, Grafana, and OpenTelemetry.

• Java
• Spring Boot
• C#
• ASP.NET Core
• Angular
• Kafka
• Redis
• PostgreSQL
• Kubernetes

Risk and compliance

Einhaltung

Enterprise risk, compliance, and AML platform combining Spring Boot, ASP.NET Core, Kafka, Redis, PostgreSQL, and Elasticsearch.

Complements LeCore by integrating transaction monitoring, sanctions screening, KYC workflows, approvals, and case management

• Includes AML rule execution, suspicious activity alerting, and audit trails.
• Designed for role-based approvals, case management, and reporting dashboards.
• Useful for discussing bank-grade internal tooling and regulatory workflows.

• Java
• Spring Boot
• C#
• ASP.NET Core
• Kafka
• Elasticsearch
• Angular

Distributed notifications

VectaSinq

High-throughput notification platform focused on Java depth, with Spring Boot services for templates, delivery, analytics, and channel orchestration.

Reliable event processing, retry strategies, rate limiting, dead-letter handling, and multi-channel delivery at scale.

• Supports Firebase push, email, SMS, Slack, WhatsApp, and webhooks.
• Uses Kafka for asynchronous delivery and Redis for hot-path state.
• Analytics and observability layer designed for latency and throughput visibility.

• Java
• Spring Boot
• Kafka
• Redis
• PostgreSQL
• Firebase
• Prometheus

Platform engineering

Einsetzen

Still in development. Launch details and placeholder visuals are coming soon.

Self-hosted deployment and infrastructure management platform built with ASP.NET Core and Angular for teams that want managed delivery workflows without a hosted PaaS.

Container orchestration, health checks, rollbacks, GitHub webhook automation, and operations-focused UX.

• Handles Docker deployments, Kubernetes integration, and secrets management.
• Supports CI/CD pipelines, rollback strategies, centralized logs, and monitoring.
• Designed like a lightweight self-hosted alternative to Railway or Coolify.

• C#
• ASP.NET Core
• Angular
• Docker
• Kubernetes
• GitHub Actions
• Redis

Fintech case study

QPay Ledger

Cross-border B2B fintech payment platform with idempotent payment flows, ledger reconciliation, and failure-safe distributed processing.

Built to prevent duplicate transactions, reconcile ledger state asynchronously, and recover safely from partial failures.

• React.js/Vite
• Node.js
• TypeScript
• Docker
• AWS
• Redis
• PostgreSQL

Fraud detection system

Sicherheit

Real-time fraud detection for financial transactions using anomaly detection, event-driven risk analysis, and low-latency scoring workflows.

Designed Kafka-based processing, high-risk transaction alerting, and decisioning flows for asynchronous fraud analysis.

• Python
• Machine Learning
• Kafka
• Redis
• Prometheus
• Grafana
• Next.js

ERP and education

TecTerminal ERP and Student Portal

Led architecture and MVP delivery for an ERP system and student portal, reducing manual processing across business workflows by about 30%.

Owned backend, frontend, cloud infrastructure, wallet flows, and Paystack integration.

• Next.js
• NestJS
• Paystack
• AWS

Healthtech operations

Talamus Healthcare Platforms

Built inventory and patient management workflows, including real-time stock deduction, authentication migration, email delivery improvements, and LOINC integration.

Improved operational trust for teams managing stock, patients, and lab-standard data.

• React
• Firebase
• SendGrid
• LOINC

Fintech mobile product

Stashbox

Financial application backend supporting secure transactions, KYC verification workflows, event-driven queues, and cloud infrastructure migration.

Built secure backend services while also contributing to user-facing React Native mobile features.

• React Native
• AWS SQS
• Docker
• Terraform

AI health product

Healthmate and GetCare

Mobile and web healthcare features, including an AI-powered nutrition assessment system built with FastAPI and GPT-4 integration.

Delivered responsive cross-platform experiences and improved system efficiency by up to 45%.

• React Native
• FastAPI
• GPT-4
• Healthcare

Real-time platform

Huddle

Led development of a webinar platform with real-time features, scalable FastAPI services, Redis, RabbitMQ, AWS services, and reliability-focused tests.

Built around low-latency collaboration, reliable messaging, and predictable backend behavior.

• FastAPI
• Redis
• RabbitMQ
• AWS