Services

Backend, AI, and security work for products that need to hold up.

I help teams turn complex business rules into stable APIs, secure flows, observable systems, and useful AI modules.

01

Backend Development

Secure REST APIs, business logic, booking flows, payment-aware modules, and maintainable Spring Boot services.

  • Java 21 / Spring Boot
  • JPA / Hibernate
  • REST API design
02

AI Integration

LLM/RAG modules, chatbots, embeddings, prompt workflows, multilingual AI assistants, and AI features inside existing products.

  • LLM / RAG
  • Ollama / Gemini / Groq
  • Prompt engineering
03

Data Architecture

PostgreSQL modeling, SQL design, Flyway migrations, Redis caching, query performance, and data integrity rules.

  • PostgreSQL / MySQL
  • Flyway migrations
  • Redis caching
04

Authentication & Security

Keycloak, OAuth2/JWT, Spring Security, roles, permissions, and secure frontend/backend integration.

  • Keycloak
  • OAuth2 / JWT
  • RBAC flows
05

Deployment & Observability

Docker-based deployment support, health checks, Prometheus/Actuator monitoring, load testing, and production readiness.

  • Docker
  • Prometheus / Actuator
  • k6 / Testcontainers
06

Technical Coaching

Practical coaching for backend, Spring Boot, database design, API architecture, Git workflows, and AI engineering skills.

  • Code reviews
  • Architecture guidance
  • Learning plans

Need a backend that can carry real business rules?

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