Internship Experience实习经历

AI Data Engineer — Beijing, ChinaAI 数据工程师 — 中国 · 北京

• Built data collection, cleaning, structuring and quality-control workflows for basketball and horse-racing AI products.负责篮球、赛马等项目的数据采集、清洗、结构化与质量校验，整合赛事文本、解说语料、音频片段、事件标签和模型输出。
• Maintained PostgreSQL / SQLite mappings across events, clips, commentary text, audio files and model outputs to support retrieval, analysis and model evaluation.维护 PostgreSQL / SQLite 数据库中赛事、片段、解说文本、音频文件及模型结果之间的字段映射关系，提升检索、分析和模型评估效率。
• Designed prompt libraries, evaluation samples and error casebooks for AI clipping, automatic commentary and audio generation workflows.围绕 AI 剪辑、自动解说、音频生成等场景，设计 Prompt 样本库、评估样例与错误案例库，支持模型持续优化。
• Analysed commentary style and model outputs across accuracy, consistency, style match and usability, feeding results back to algorithm and product teams.结合 ASR / TTS 等模型输出，从准确性、一致性、风格匹配度和可用性等维度分析模型表现，并反馈给算法与产品团队。