{"id":2709822,"url":"https://alion.io/job/didi-global-chitusuanfagongchengshi","title":"地图算法工程师","company":{"id":231,"name":"DiDi Global","domain":"didiglobal.com","url":"https://alion.io/company/didi-global","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Career site","truth_index":{"grade":"A","score":100,"open_postings":79,"ghost_share":0,"stale_share":0.089,"repost_share":0,"time_to_fill_p50_days":16,"computed_at":"2026-11-01T06:10:25Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Beijing, China"],"countries":["CN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"PyTorch","optional":false}],"status":"live","first_seen_at":"2026-10-09T11:44:44Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-11-02T03:05:18Z","board_verified":true,"closed_at":null,"days_open":23,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":23},"description":"岗位职责 / Responsibilities\n1、基于三维重建、语义感知等计算机视觉技术，构建高效的地图数据自动化生产及更新体系; \n2、跟踪探索前馈重建基础模型、多模态大模型的前沿进展，推动其在道路交通地图场景的落地应用。\n任职要求 / Requirements\n1. 硕士及以上学历，计算机、人工智能、数学、地理信息等相关专业; \n2. 具有扎实的计算机视觉、机器学习理论基础，在三维重建、视觉感知、多模态理解等业务方向有丰富的项目经验; \n3. 熟悉训练数据清洗及预处理，熟悉 PyTorch 及常用模型训练框架，有实际大规模数据集多机多卡训练经验; \n4. 具备良好的编程能力，代码风格规范，熟悉Python/C++等编程语言，熟练使用 AI Coding 工具; \n5. 有强烈的自驱力与好奇心，对计算机视觉技术有热情，具备良好的沟通协作能力; \n6. 具备视觉基础模型、多模态大模型、世界模型、AI Agent等前沿大模型优化落地经验者优先，具备地图行业经验者优先。","description_format":"text","description_chars":440,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Chinese","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Shared Mobility","Ride Hailing"],"lifecycle":[{"event":"open","at":"2026-10-16T13:12:56Z"},{"event":"close","at":"2026-10-31T08:43:52Z"},{"event":"reopen","at":"2026-10-31T12:26:44Z"}],"visa":[],"liveness":{"score":32,"band":"fade","label":"Fading","p_open":1,"p_active":0.58,"p_room":0.55,"age_days":22,"expected_fill_days":16,"reasons":["conf:3","velocity","win:tail","comp:brand"],"computed_at":"2026-11-01T06:10:25Z"},"pay":null,"html_url":"https://alion.io/job/didi-global-chitusuanfagongchengshi","json_url":"https://alion.io/job/didi-global-chitusuanfagongchengshi.json","meta":{"generated_at":"2026-11-02T04:50:25Z","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":6970,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"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":231},"rest":"https://alion.io/mcp/rest/get_company?id=231"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fdidi-global-chitusuanfagongchengshi"},{"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%2Fdidi-global-chitusuanfagongchengshi"},{"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%2Fdidi-global-chitusuanfagongchengshi"},{"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/didi-global-chitusuanfagongchengshi\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fdidi-global-chitusuanfagongchengshi"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2709822}},{"tool":"search_jobs","arguments":{"company":"didiglobal.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2709822},"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. Docs: https://alion.io/developers"}}