Technical Analyst, Graph Engineer (2-Year Contract) - ESF Centre

The English Schools Foundation (ESF), Hong Kong's largest international English-medium school organisation with over 2000 staff members across 22 schools, is seeking to appoint a Technical Analyst, Graph Engineer at ESF Centre, the head office located in Tai Koo, Quarry Bay. This position will contribute towards exciting projects underway and offers the opportunity to contribute to the education industry!

You will join a team of developers and researchers working on an innovative project that combines psychological research and AI agents in educational settings. The result of the project will be an autonomous AI system that can leverage the expertise of human experts. We are working on an MVP (minimal viable product) of what is projected to become a much bigger project, potentially going beyond education to other industries. The job is in the ESF Centre, but the project sits outside the daily operations, so the team will be entirely focused on creating and testing the new product. You will work with several other full-time developers as well as a number of external research consultants

The successful candidate will be offered a 2-year, full-time contract and will be renewable by mutual consent.

Responsibilities

• Develop and optimize algorithms for constructing and maintaining knowledge graphs
• Implement advanced reasoning techniques to extract insights and relationships from knowledge graph data
• Create algorithms that facilitate natural language interaction with knowledge graph data, ensuring intuitive user experiences
• Contribute to the backend architecture of a larger AI-driven application, ensuring scalability and performance
• Work on the backend of an AI-driven application that is based on the principles of GraphRAG
• Collaborate with the team to create workflows and algorithms
• Enable the use of natural language to interact with knowledge graph data. This includes retrieving data from a graph using text-to-Cypher queries and creating graphs from text input
• Implement reasoning techniques over the graph data

Requirements

Required Competencies:

• University graduate
• Minimum 5 years experience in data science. Proven experience as a Data Architect / Data Scientist or a similar role with strong data modelling, architecture, and design skills
• Knowledge of and experience in graph databases (preferably Neo4j) 
• Proficiency in Python 
• Experience working in NoSQL databases (such as MongoDB, Cassandra)
• Project management skills
• Strong problem-solving abilities
• Effective team communication

Desirable Competencies:

• Has working knowledge of MySQL
• Python libraries: LangChain, LangGraph, neo4j, networkx, openai 
• Has participated in the development of cloud-based applications
• Has knowledge of AI-driven applications such as RAG, GraphRAG or similar
• Has implemented projects utilising generative AI and prompt engineering
• Has experience in Git, Docker and cloud platforms 

What’s on Offer

• Opportunities for professional growth and development
• Competitive salary and benefits package
• 21 days annual leave
• Five days of work per week
• Medical, dental and life insurance 
• Work location in Quarry Bay

For enquiries, please contact Mike Diep at mike.diep@esfcentre.edu.hk 

Applications will be reviewed on a rolling basis and offers may be extended prior to the job closing date.

By applying for this position, your application may be considered for other opportunities (senior-level roles, head of department, etc.) within ESF.

ESF is an Equal Opportunities Employer

The English Schools Foundation (ESF) is fully committed to providing equal employment opportunities. ESF will not discriminate on the basis of age, race, colour, gender, marital status, sexual orientation, gender identity, pregnancy, national origin, religion, veteran status, physical or mental disability, genetic information, creed, citizenship or any other status protected by local laws or regulations.

Personal data provided by job applicants will be used strictly in accordance with the ESF's Personal Data Policy, a copy of which will be provided upon request.

Aligned with the recommendations of the International Task Force on Child Protection, we hold ourselves to a high standard of effective recruiting practices with specific attention to child protection.

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The English Schools Foundation (ESF) is the largest English-medium international school organisation in Hong Kong. Our 22 schools and comprehensive programme of extra-curricular activities bring out the best in every student through a personalised approach to learning and by inspiring curious minds.

There are over 18,000 students from 75 different nationalities in ESF kindergartens, primary, secondary and all-through schools.  www.esf.edu.hk