Available to hire
I’m Halil Ibrahim Demirel, a Senior AI Engineer with 15+ years in technology and 6+ years specialising in AI/ML. I have a proven track record delivering production-grade LLM systems, agentic AI architectures, and rapid prototypes within tight timescales.
I build end-to-end AI solutions using Python, FastAPI, RAG, and vector databases, with hands-on Claude Code usage in production workflows. I translate complex AI capabilities into measurable business outcomes and enjoy collaborating with clients to unlock ROI. Based in Newbury, UK, I’m available for contract engagements.
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Turkish
Fluent
Work Experience
Software Engineer Consultant at Cisco
March 1, 2025 - PresentDesigned and developed production-grade RESTful APIs using FastAPI for SLA rule trees, metadata queries, and report generation. Created Python modules for SLA logic parsing, SQL generation, and rule validation with Pydantic-based type safety; designed and implemented a plugin-based micro-architecture.
AI/ML Engineer Consultant at Vodafone UK
July 1, 2024 - October 20, 2025Developed AI-driven chatbots for Vodafone Sales using GPT-based models; built predictive analytics models with TensorFlow, PyTorch, and XGBoost; automated testing frameworks with Jenkins and Selenium, increasing deployment speed and accuracy by 35%.
AI/ML Engineer at Turkcell Technology
January 1, 2022 - October 20, 2025Delivered image recognition solutions using CNNs, OpenCV, and Scikit-learn for 35+ million customers. Designed and optimized ETL pipelines on GCP to handle large-scale data. Led automation projects reducing manual compliance by 50%.
Core Engineer at Turkcell
January 1, 2018 - October 20, 2025Designed cloud-native AI services with near-zero downtime, deploying models on AWS and GCP; led automation projects cutting manual compliance efforts by 50%.
Software Engineer Consultant at Cisco
March 1, 2025 - November 28, 2025Designed and developed production-grade RESTful APIs using FastAPI for SLA rule trees, metadata queries, and report generation; built Python modules for SLA logic parsing, SQL generation, and rule validation with Pydantic for nested schemas; designed a plugin-based micro-architecture.
AI/ML Engineer Consultant at Vodafone UK
July 1, 2024 - July 1, 2024Developed AI-driven chatbots for Vodafone Sales using GPT-based models; built predictive analytics models with TensorFlow, PyTorch, and XGBoost, achieving a 15% uplift in revenue through optimized customer targeting; automated testing with Jenkins and Selenium, increasing deployment speed and accuracy by 35%.
AI/ML Engineer at Turkcell Technology
December 31, 2022 - December 31, 2022Delivered image recognition solutions using CNNs, OpenCV, and Scikit-learn, elevating user experience for 35+ million customers; developed and optimized ETL pipelines on GCP; designed cloud-native AI services with near-zero downtime, deploying models on AWS and GCP infrastructure; led automation projects, cutting manual compliance efforts by 50%.
Core Engineer at Turkcell
December 31, 2018 - December 31, 2018Designed cloud-native AI services with near-zero downtime, deploying models on AWS and GCP infrastructure; led automation projects, cutting manual compliance efforts by 50%.
Software Engineer Consultant at Cisco UK/USA
March 1, 2025 - November 28, 2025Designed and developed production-grade RESTful APIs using FastAPI, supporting full CRUD operations for SLA rule trees, metadata queries, and report generation endpoints. Created robust Python modules for SLA logic parsing, SQL generation, and rule validation, leveraging Pydantic for nested schema enforcement and runtime type safety. Designed and implemented a plugin-based micro-architecture.
AI/ML Engineer at Turkcell Technology
January 1, 2022 - January 1, 2022Delivered image recognition solutions using CNNs, OpenCV, and Scikit-learn, elevating user experience for 35+ million customers. Developed and optimized ETL pipelines on GCP to handle large-scale data integration. Designed cloud-native AI services with near-zero downtime, deploying models on AWS and GCP infrastructure. Led automation projects, cutting manual compliance efforts by 50%.
Core Engineer at Turkcell
January 1, 2018 - January 1, 2018Designed cloud-native AI services with near-zero downtime, deploying models on AWS and GCP infrastructure. Led automation projects, cutting manual compliance efforts by 50%.
AI/ML Engineer Consultant at Vodafone UK
June 1, 2022 - July 1, 2024Developing predictive analytics models and data workflows on Google Cloud Platform, improving targeting accuracy and revenue by 15%. Automated data preparation workflows with Data pipeline. Improved deployment speed by 35% with Python test automation.
AI/ML Engineer at Turkcell Technology
January 1, 2018 - January 1, 2022Developed large-scale ETL/ELT pipelines on GCP for millions of customer records. Deployed cloud-native AI and analytics services on AWS & GCP. Improved reporting performance through Data Lake to BigQuery integration.
Cisco Confiden+al Core Engineer at Turkcell
January 1, 2008 - January 1, 2018Built real-time analytics solutions for large-scale databases. Implemented automation and analytics systems leveraging GCP and SharePoint reporting solutions.
Founder & Lead AI Engineer at ProWry
February 1, 2026 - PresentSide project: Built a multi-agent grant-writing SaaS platform, developed end-to-end LLM-based workflows with Claude Code and LangChain/LangGraph orchestration, deployed on GCP (Cloud Run), and implemented RAG-based document analysis with pgvector. Delivered features in 2–3 week cycles and integrated Stripe, Supabase Auth, and WebSocket updates for a production-grade SaaS.
AI/ML Engineer Consultant at Cisco UK/USA
March 1, 2025 - January 1, 2026Engineered production-ready RESTful APIs in FastAPI supporting SLA rule trees, metadata queries, and automated report generation. Built modular, plugin-based microservices with Python, Pydantic, and SQL generation for scalable deployments.
Core Network Engineer at Turkcell
October 1, 2008 - June 1, 2018Developed Python tools for network performance measurement and data-driven optimization of large-scale telecom infrastructure; pioneered DevOps automation.
Education
Master’s in Artificial Intelligence at Bahçeşehir University
January 1, 2021 - January 1, 2024MBA at Bahçeşehir University
January 1, 2013 - January 1, 2015Bachelor’s in Electrical & Electronics Engineering at Mersin University
January 1, 2000 - January 1, 2005Master’s in Artificial Intelligence at Bahçeşehir University
January 1, 2021 - December 31, 2024MBA at Bahçeşehir University
January 1, 2013 - December 31, 2015Bachelor’s in Electrical & Electronics Engineering at Mersin University
January 1, 2000 - December 31, 2005Master’s in Artificial Intelligence at Bahçeşehir University
January 1, 2021 - January 1, 2024MBA at Bahçeşehir University
January 1, 2013 - January 1, 2015Bachelor’s in Electrical & Electronics Engineering at Mersin University
January 1, 2000 - January 1, 2005Master’s in Artificial Intelligence at Bahçeşehir University
January 1, 2021 - January 1, 2024MBA at Bahçeşehir University
January 1, 2013 - January 1, 2015Bachelor’s in Electrical & Electronics Engineering at Mersin University
January 1, 2000 - January 1, 2005MSc Artificial Intelligence at Bahcesehir University
January 1, 2021 - January 1, 2024MBA at Bahcesehir University
January 1, 2013 - January 1, 2015BEng Electrical & Electronics Engineering at Mersin University
January 1, 2000 - January 1, 2005Qualifications
AWS Machine Learning Specialist
January 11, 2030 - October 20, 2025Databricks Fundamentals
January 11, 2030 - October 20, 2025AWS Machine Learning Specialist
January 11, 2030 - November 28, 2025Databricks Fundamentals
January 11, 2030 - November 28, 2025AWS Machine Learning Specialist
January 11, 2030 - November 28, 2025Databricks Fundamentals
January 11, 2030 - November 28, 2025AWS Machine Learning Specialist | AWS00884702
January 11, 2030 - January 27, 2026Databricks Fundamentals
January 11, 2030 - January 27, 2026Google Cloud Data Engineering and Snowflake Certifications
January 11, 2030 - January 27, 2026AWS Machine Learning Specialist
January 11, 2030 - April 14, 2026Agentic AI
January 11, 2030 - April 14, 2026Celonis Data Engineer
January 11, 2030 - April 14, 2026Celonis Analyst
January 11, 2030 - April 14, 2026Databricks Fundamentals
January 11, 2030 - April 14, 2026Industry Experience
Telecommunications, Financial Services, Software & Internet, Professional Services, Computers & Electronics, Media & Entertainment
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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