Building practical AI applications, cloud services, and software that solves real problems.

I'm a software engineer with experience across full-stack development, applied AI, data science, and cloud infrastructure. I enjoy taking ideas from an initial prototype through to usable applications, connecting backend services, data, and user interfaces.

• 🔭 Working as an AI Software Engineer on a KTP project with Aston University × BioCare Ltd.
• 🧠 Applying AI software engineering, machine learning, MLOps, and data science to practical business problems.
• 🎓 MSc in Data Science and Analytics with Distinction from Cardiff University.
• 🛠️ Building with Python, Java, Spring Boot, FastAPI, React, SQL, AWS, and Azure.
• 🌱 Interested in reliable AI systems, software architecture, developer tools, and open-source collaboration.
• 💬 Ask me about AI software engineering, data science, machine learning, backend development, cloud services, and MLOps.
• 📫 Work email: a.mehmood@biocare.co.uk
• 📄 Experience and professional background: LinkedIn

Writing about practical AI, software engineering, data science, and lessons from building applications.

RAG at 500,000 Documents: Why Retrieval Comes First
_{23 Oct 2026}

How I Engineered an Open Source AI Career Assistant with Evidence-Based Scoring
_{13 Oct 2026}

I Built a Codebase Assistant That Shows You Where Its Answers Come From
_{29 Sep 2026}

Starting Again: Building Software and Practical AI
_{29 Sep 2026}

From One Database to a Distributed System: Bottlenecks, Caches and Shards
_{29 Sep 2026}

Browse all articles →

An interactive, browser-based system-design playground. Explore how caching, read replicas, sharding, and failure recovery affect an evolving architecture. Create bottlenecks, apply solutions, and discover the trade-offs behind each change.

Built as an educational simulation: throughput figures are modelled examples, rather than production benchmarks.

Launch demo →  |  View source code

Explore my employee scheduling application demo.

Launch demo →

A web application supporting metaphor research and collaboration within the natural language processing community.

• Share datasets and collaborate with other researchers.
• Label datasets using an integrated annotation tool.

Explore MetaphorShare →

A transport reporting tool developed for the Welsh Government Transport Department.

• Provides reporting based on a data model designed by Cardiff University academics.
• Funded by the Green Alliance Project.

Explore Trafred →

A full-stack platform supporting data submission, ETL workflows, and reporting.

• Frontend: React application for data submission and reporting.
• Backend: AWS services including Lambda, API Gateway, and Elasticsearch.

Explore SevRes →

An open-source dependency modelling tool for cybersecurity professionals and education.

• Models systems and precautionary measures using playbooks and dependency models.
• Used in the MSc Cyber Security programme at Cardiff University.

Explore the repository →

Interested in practical AI, research software, or building useful products? Let's connect.

LinkedIn  ·  Medium  ·  X / Twitter  ·  LeetCode  ·  Email