Senior AI Engineer Job at DefineX (Istanbul)

Senior AI Engineer

DefineX

Location:
Turkey , Istanbul

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

DefineX is a next-generation consulting house and venture builder, helping financial institutions shape bold visions and turn them into real-world impact focusing on two core themes: Winning in Tech and Winning in Digital. At the heart of everything we do? Our people: DefineXers. A diverse team of consultants, engineers, designers, and strategists driven by purpose and united by a shared ambition: to build what’s next.

Job Responsibility:

Develop prototypes and proof of concepts in one or all of the following areas: LLM (Large Language Model), NLP (Natural Language Processing), a predictive AI project with its life cycle
Collaborate with cross-functional teams to design, develop, and implement end-to-end machine learning solutions, following industry-leading ML-Ops best practices
Work with stakeholders to understand business problems
Participate in internal and public funded research projects
Build systems and pipelines for continually processing and filtering large amounts of data
Work towards long-term ambitious research goals, while identifying intermediate milestones

Requirements:

BS, MS, or PhD in Computer Science/Engineering, Mathematics or related fields
5+ years of hands-on experience in software development (in relevant field of studies), with a strong foundation in AI/ML technologies
Master proficiency in Machine Learning, Expert proficiency in Data Architecture Principles
Experience in RAG implementation / optimization (LangChain / HayStack or LlamaIndex knowledge, Prompt engineering, LLM understanding), Knowledge of huggingface libraries (datasets, transformers...)
Demonstrated experience with the latest NLP technologies (LLMs), machine learning algorithms, and statistical analysis methods
Define and develop cutting-edge AI and LLM-based solutions, tailored to enhance and innovate design and verification processes
Proficiency in programming languages such as Python, SQL, R
Strong understanding of data structures, data modeling, software architecture, and web services
Knowledge of containerization and orchestration technologies (e.g., Docker, Kubernetes, Git versioning) for deploying scalable applications
Experience in handling large datasets, data preprocessing, exploration, and visualization tools
Ability to extract actionable insights from data and communicate findings clearly
Fluent in English
Eligibility to work in Turkey

What we offer:

Growth and Development: Be part of a growing global team of professionals with training and support to help you grow
Every DefineXer has a Growth Coach to accelerate their growth through feedback
Independence and Ownership: Blur in creative and challenging business and technology transformation projects
Time Off: 20 vacation days per annum
We love to Give Back: You will get certain hours a year to volunteer and organize office volunteer programs with local NGOs
Health and Wellness: Competitive private health and life insurance coverage

Additional Information:

Job Posted:
January 15, 2026

Employment Type:

Fulltime

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