Platform Engineer

David Kennedy Recruitment is working with an established company building out its own AI platform that is seeking to onboard a Platform Engineer to join their team. Position: Platform Engineer Location: Bangkok, Thailand Work model: Hybrid Employment type: full time. RESPONSIBILITIES: Develop and maintain AI agents so employees across departments can use them in real work, including onboarding new users, adding tools/integrations, fixing issues and gathering feedback to iterate Continue developing the AI Gateway, adding new data sources, writing and adjusting OPA policies, expanding the retriever and maintaining audit logs, following default-deny and least-privilege principles Improve the RAG pipeline by ingesting new documents, improving embedding/retrieval quality, labelling data sensitivity and measuring answer accuracy Maintain LLM serving, managing vLLM/Ollama on GPU, evaluating and testing new models, managing context length and memory budgets, and integrating external APIs responsibly (keys, cost, rate limits) Build automated AI workflows for business teams (e.g. report summarisation, support assistance, data analysis), taking projects from a proof of concept through to a maintainable production service Own work end-to-end - design, build, test, deploy and support after go-live - following the team's tech standard, and track usage metrics for everything shipped to report progress consistently Write documentation and train employees to use AI tools correctly and safely REQUIREMENTS: 2+ years of programming experience with strong Python skills (the company's systems are primarily Python-based) and comfortable working on Linux/command line Fluent in English both verbal and written Hands-on experience building real things with LLMs (beyond using ChatGPT), such as calling APIs, building RAG, building agents/tool calling, or fine-tuning, with deep understanding of at least one of these Solid understanding of LLM fundamentals: tokens, context windows, embeddings, prompt engineering, hallucination and mitigation strategies Understanding of AI security, including prompt injection, data leakage, and why an authorisation layer between AI and company data is necessary Experience using AI coding tools (Claude Code, Codex, Copilot, etc) as part of daily workflow Fast learner, comfortable working with unfamiliar systems, and able to read others' code/documentation and build on it OFFER: Hybrid model Attractive remuneration, based on skill set and experience Hands-on work with real GPU servers, real models and real users Clear growth path towards becoming lead engineer of the company's entire AI platform And many more!