{"id":3320440,"url":"https://alion.io/job/chow-tai-fook-ai-application-engineer","title":"AI Application Engineer","company":{"id":2768194,"name":"Chow Tai Fook","domain":"chowtaifook.com","url":"https://alion.io/company/chowtaifook","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"junior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hong Kong"],"countries":["HK"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"Dify","optional":false},{"name":"Git","optional":false},{"name":"Hybrid Search","optional":false},{"name":"JavaScript","optional":false},{"name":"Knowledge Graph","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Multimodal AI","optional":false},{"name":"OCR","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-10-27T07:40:20Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-10-28T14:51:10Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"About the Job\nBuild enterprise AI assistants, workflow automation and knowledge retrieval features. You will deliver defined modules within an established architecture and support testing, deployment and improvement. Based in Hong Kong, you will work with colleagues across Mainland China, Hong Kong, Macau and overseas markets.\nKey Responsibilities\nDevelop application modules, backend services, APIs and tool-calling integrations using existing components, with input validation, error handling and permission checks.\nBuild document ingestion and processing pipelines, including OCR, cleansing and chunking; maintain reliable index updates and failure recovery.\nImprove retrieval across Traditional Chinese, Simplified Chinese and English using hybrid search and re-ranking; maintain prompts, citations and permission filtering.\nIntegrate knowledge services through APIs and MCP, and work with knowledge owners to review and remove outdated content.\nCreate evaluation cases and regression tests for answer quality, citations, conflicting or outdated content and access boundaries; troubleshoot integration and production issues with technical colleagues.\nClarify requirements and acceptance criteria with users, support deployment, and maintain technical and operating documentation.\nSupport MVPs or POCs, assess when AI is appropriate, help define success measures and baselines, and track adoption and impact. Explain trade-offs, support frontline training and use feedback to improve features.\nRequirements\nBachelor’s degree or above in Computer Science, Artificial Intelligence, Software Engineering or a related discipline.\nAt least 2 years of software development experience.\nExperience with advanced knowledge retrieval, document processing (including OCR or multimodal content), knowledge graphs, multilingual retrieval, MCP or Dify with custom code would be an advantage.\nProficiency in Python, Java, JavaScript, TypeScript or C#, with the ability to develop defined modules independently.\nWorking knowledge of APIs, SQL, Git, debugging and testing.\nPractical experience delivering a RAG-based AI application or module, with examples of testing retrieval and answer quality.\nFluent English and working proficiency in Cantonese and Mandarin are required.","description_format":"text","description_chars":2264,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Hong Kong","iso":"HK","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Jewelry","Luxury Retail"],"lifecycle":[{"event":"open","at":"2026-10-27T07:40:20Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":1,"expected_fill_days":21,"reasons":["conf:14","win:early","comp:junior"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/chow-tai-fook-ai-application-engineer","json_url":"https://alion.io/job/chow-tai-fook-ai-application-engineer.json","meta":{"generated_at":"2026-10-29T13:32:13Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":20377,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2768194},"rest":"https://alion.io/mcp/rest/get_company?id=2768194"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fchow-tai-fook-ai-application-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fchow-tai-fook-ai-application-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fchow-tai-fook-ai-application-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/chow-tai-fook-ai-application-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fchow-tai-fook-ai-application-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3320440}},{"tool":"search_jobs","arguments":{"company":"chowtaifook.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3320440},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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