Building Enterprise Software, Financial Platforms, and Professional Imaging Technology.

XKX.at develops scalable backend systems, fintech platforms, authentication infrastructures, and advanced desktop applications trusted for performance, reliability, and long-term maintainability.

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About Us

Solving Technically Difficult Problems

XKX.at is a software engineering consultancy focused on delivering robust, maintainable solutions for organizations that demand excellence. We partner with enterprises to architect, build, and evolve systems that stand the test of time.

Areas of Expertise

  • Enterprise Software
  • FinTech
  • High Performance Systems
  • Cloud Architecture
  • Desktop Applications
  • Image Processing
  • AI Integration
  • Security

Our Philosophy

  • Clean Architecture

    Structured, modular codebases that remain comprehensible as systems grow.

  • Maintainability

    Software built for teams to own, extend, and evolve over years.

  • Scalability

    Architectures designed to handle growth in users, data, and complexity.

  • Performance

    Every layer optimized — from database queries to deployment pipelines.

  • Long-term Support

    Committed partnerships beyond launch — monitoring, updates, and evolution.

Services

End-to-End Engineering Capabilities

From architecture to deployment, we deliver comprehensive software solutions across the full technology stack.

Enterprise Software Development

  • Java
  • Spring Boot
  • REST APIs
  • Microservices
  • Domain Driven Design

Financial Systems

  • Accounting systems
  • Financial control platforms
  • Trading infrastructure
  • Risk management systems
  • Reporting platforms

Authentication & Identity

  • OAuth2 & OpenID Connect
  • JWT & Single Sign-On
  • Keycloak
  • RBAC & Permission management
  • Enterprise identity solutions

Crypto & Blockchain

  • Cryptocurrency exchanges
  • Trading engines
  • Wallet infrastructure
  • Blockchain integrations
  • Digital asset platforms

Backend Architecture

  • Kafka & RabbitMQ
  • Redis
  • PostgreSQL & MySQL
  • Docker & Kubernetes
  • Nginx & Linux

Cloud & DevOps

  • Docker & Kubernetes
  • CI/CD pipelines
  • GitHub Actions
  • Monitoring & observability
  • Deployment automation

Desktop Software

Native high-performance desktop applications in C++.

  • Professional image editing software
  • Cross-platform architecture
  • GPU-accelerated rendering

Imaging & AI

  • Image & RAW processing
  • GPU acceleration
  • Machine learning integration
  • Computer vision
  • Color science & photography workflow
Featured Product

Wena Professional Photo Editor

Wena is a modern non-destructive RAW photo editor engineered for photographers who demand performance, image quality, and complete control. Designed in modern C++, Wena features a node-based editing pipeline, GPU acceleration, batch processing, and advanced RAW image processing.

Wena — Professional Photo Editor
RAW Input
Exposure
Color Grade
Output
Non-destructive editing
Node-based processing pipeline
RAW processing
GPU acceleration
Batch processing
High-performance rendering
Cross-platform architecture
Professional photography workflow
Future AI-assisted editing
Advanced masking architecture
Color-managed workflow
Large image optimization
Learn More About Wena
Technologies

Our Technology Stack

Battle-tested tools and frameworks powering enterprise-grade solutions.

Programming

Java C++ Go

Backend

Spring Boot Spring Security Hibernate JPA

Messaging

Kafka RabbitMQ

Caching

Redis

Databases

PostgreSQL MySQL

Infrastructure

Docker Kubernetes Linux Nginx

Authentication

Keycloak OAuth2 JWT OpenID Connect

Frontend

TypeScript HTML5 CSS

Desktop

OpenGL Vulkan ImGui

AI

OpenCV ONNX Runtime TensorFlow
Industries

Industries We Serve

Deep domain expertise across regulated and high-performance sectors.

Financial Services

Banking

FinTech

Cryptocurrency

Enterprise Software

Government

Healthcare

Photography

Creative Professionals

SaaS Platforms

Why XKX.at

Built Different

Engineering First

Software designed for longevity — not quick fixes that become technical debt.

Scalable Architecture

Built to support growth in users, transactions, and data from day one.

Security by Design

Authentication and authorization built into every solution, not bolted on.

Performance Focused

Optimized from architecture to deployment — every millisecond matters.

Our Process

Development Process

A proven methodology from initial discovery through long-term partnership.

  1. 1

    Discovery

    Understanding your business, requirements, constraints, and success criteria.

  2. 2

    Architecture

    Designing scalable, secure systems with clear technical specifications.

  3. 3

    Development

    Iterative implementation with clean code, reviews, and continuous integration.

  4. 4

    Testing

    Comprehensive QA including unit, integration, performance, and security testing.

  5. 5

    Deployment

    Automated, zero-downtime deployments with monitoring and rollback capabilities.

  6. 6

    Long-term Support

    Ongoing maintenance, optimization, and evolution as your needs grow.