Freelance software development for reliable business systems.

OrangeSoft is the freelance software company of Osman Portakal, a fullstack .NET developer based in the Netherlands. I help businesses turn operational challenges into reliable software: from web applications and integrations to automation and practical AI-powered tools.

Contact OrangeSoft View services

Fullstack .NET development Business applications System integrations

About OrangeSoft

Practical engineering for software that has to work every day.

OrangeSoft provides freelance software development services for businesses that need clear technical thinking and dependable delivery.

My work starts with understanding how a process actually runs. From there, I design and build maintainable solutions that fit the way people work, reduce friction, and can be improved over time.

Location Netherlands / Rotterdam

Education Hogeschool Rotterdam

Focus .NET, web, APIs, Azure-ready systems

Working style Practical, direct, quality-focused

Services

Focused services for building and improving software systems.

I work on new builds, improvements to existing platforms, and the technical pieces that help teams operate with less manual effort.

Business applications

Portals, dashboards and workflow tools that help teams manage daily operations with less manual work.

Backend systems

Robust server-side logic, data models and secure services that form the foundation of reliable applications.

Integrations & automation

Connecting systems, reducing manual steps and making information flow more reliably between tools.

Practical AI tools

Focused AI features that assist with searching, drafting, classifying, summarizing or handling repetitive information tasks.

AI Solutions

AI where it adds practical value.

AI is most useful when it is connected to a clear process. OrangeSoft builds focused AI-powered features that help teams handle information faster, automate repetitive tasks and make existing software more useful.

Assistants for internal knowledge and operational support
Document, message and data processing
Search and question-answering over business information
Automation connected to existing systems

Experience

Experience shaped by real operational software.

OrangeSoft brings a practical fullstack background to projects where reliability, clear data flow, and maintainability matter. The work spans internal platforms, operational systems, secure integrations, cloud-oriented delivery, and AI-assisted product development.

Fullstack .NET development

Building across the application stack, from user-facing features to the server-side structure behind them.

Business applications and portals

Experience with internal tools, portals, asset management concepts, reporting needs, and day-to-day operational processes.

API integrations and authentication

Connecting applications securely, handling identity and access requirements, and keeping information consistent between systems.

Cloud, deployment and automation

Preparing systems for dependable delivery with cloud-oriented architecture, background processing, and deployment awareness.

AI-assisted product development

Exploring AI features where they support a clear product goal instead of adding technology for its own sake.

Contact OrangeSoft

Need help building or improving a software system?

Looking for help with a software project, system integration, automation idea or AI-powered feature? Contact OrangeSoft directly.

OrangeSoft

Osman Portakal Founder / Owner / Freelance Fullstack Developer

Email oportakal@orangesoft.nl

Location Netherlands / Rotterdam