AI/ML Engineer

Coltech is seeking a Senior AI/ML Engineer to design, develop and operate production-grade AI and machine learning solutions. The role focuses on Generative AI, Agentic AI, RAG, MLOps and cloud-native engineering, taking solutions from experimentation to secure, scalable production environments.

Responsibilities:

• Design and develop enterprise AI applications using LLMs, transformer architectures, RAG and Agentic AI patterns
• Build AI agents incorporating tool calling, memory, reasoning and workflow orchestration
• Develop production-quality machine learning and deep learning solutions using Python and PyTorch
• Build embedding, indexing, semantic retrieval and ranking pipelines
• Develop secure APIs and microservices to integrate AI capabilities with enterprise platforms
• Package and deploy models using Docker, Kubernetes, KServe and Vertex AI
• Build and maintain CI/CD, continuous training and continuous monitoring pipelines
• Implement model versioning, model registries and reproducible release processes
• Monitor model quality, data quality, drift, latency and infrastructure performance
• Optimise AI workloads for performance, scalability and cost , including GPU utilisation and autoscaling
• Implement progressive deployment strategies including canary, shadow and blue/green deployments
• Work closely with Product, Data Science, Platform, Architecture, Security and Risk teams
• Contribute to technical architecture, engineering standards and reusable AI patterns