Senior AI Software Developer (Python)

InventYOU AB · The Hague

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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.

Key Responsibilities

• 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

Requirements

• 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

Benefits

Why join inventYOU

• Work on innovative AI and Machine Learning software development projects

• Contribute to the development and integration of AI-powered enterprise solutions

• Gain exposure to modern Python, AI models, APIs, microservices, and containerization technologies

• Collaborate with experienced software engineering and AI professionals

• Work within an international technology and consulting environment

• Continue developing your expertise in AI engineering and scalable software development

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