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# Senior AI Software Developer (Python)

- **Company:** InventYOU AB
- **Location:** Den Haag, Netherlands
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Application Integration Architecture, Unit Testing, Software Quality, Python (Programming Language), Machine Learning, Open Source Technology, Software Architecture, Software Engineering, Software Systems, Data Processing, Model Validation, Software Troubleshooting, Api Design, Data Pipelines, Docker, Microservices
- **Published:** October 15, 2026
- **Apply:** https://www.adzuna.nl/details/5927631681

## About the Role

* Senior Level (Level 2), meeting one of the following mandatory education and experience criteria:

 * A university degree requiring at least 4 years of study, followed by a minimum of 6 years of relevant professional experience
 * OR a university degree requiring at least 3 years of study, followed by a minimum of 7 years of relevant professional experience

Minimum 2 years of professional experience developing AI-based software solutions

Minimum 2 years of hands-on experience writing clean, efficient, and scalable Python code

Participation in at least one project involving the integration of AI models

Participation in at least one project involving AI model integration into modular components and/or pipelines combining multiple AI-based modules

Good working knowledge of Python

Good understanding of Artificial Intelligence and Machine Learning fundamentals

Good knowledge of software architecture, APIs, microservices, and Docker

Good knowledge of software development methodologies, such as Agile

Ability to develop, maintain, test, and troubleshoot software applications

English proficiency at B2 level or higher

Nice to Have

 * Experience designing, implementing, and optimizing scalable AI-based software solutions
 * At least 1 year of experience developing test datasets and automated evaluations to measure AI system performance and model accuracy
 * Experience detecting regressions following AI model or prompt changes
 * Knowledge of statistical concepts and evaluation metrics, including precision, recall, F1-score, and error rates
 * Experience working in international and multicultural environments
 * Ability to participate effectively in multilingual meetings
 * Strong adaptability to rapidly evolving AI technologies and software development practices

You will be a great candidate for us if you

 * Have strong hands-on expertise in Python and AI software development
 * Enjoy researching, evaluating, and integrating AI models into practical software solutions
 * Can design maintainable, modular, and scalable software components
 * Are comfortable working with APIs, microservices, Docker, and AI integration pipelines
 * Have strong analytical and problem-solving skills
 * Take ownership of software quality, testing, and technical documentation
 * Communicate effectively with technical teams in an international environment
 * Are motivated to explore emerging AI technologies and continuously improve existing solutions

## Description

We are looking for an experienced Senior AI Software Developer (Python) to join us as an External Consultant and contribute to the design, development, integration, and optimization of scalable AI-based software solutions within an international technology environment.

In this role, you will focus on Python development, AI model integration, modular software components, and AI-powered processing pipelines, working with open-source AI technologies to enhance existing applications and develop reliable, maintainable solutions., * Design, develop, implement, and optimize scalable AI-based software solutions

 * Research, evaluate, and test open-source AI models for specific data processing requirements
 * Integrate AI models into modular software components and existing applications
 * Design and develop pipelines combining multiple AI-based modules
 * Develop new features, maintain existing applications, and resolve software defects using Python
 * Contribute to software architecture and technical design decisions
 * Perform unit and integration testing to ensure software functionality, reliability, and quality
 * Identify, troubleshoot, and resolve technical issues
 * Prepare and maintain technical documentation, including design decisions, implementation details, and usage instructions
 * Collaborate with technical teams and stakeholders throughout the software development lifecycle