以下是一些室内设计师实习生求职平台：

1. 拉勾网：https://www.lagou.com/zhaopin/shiyezhe.html

2. BOSS直聘：https://www.zhipin.com/job_detail/?query=%E5%AE%A4%E5%86%85%E8%AE%BE%E8%AE%A1%E5%B8%88&city=101010100&industry=&position=

3. 猎聘网：https://www.liepin.com/zhaopin/?key=%E5%AE%A4%E5%86%85%E8%AE%BE%E8%AE%A1%E5%B8%88&d_sfrom=search_fp_nvbar&searchField=1&headckid=9b9bcf2e7e8a2b0d&flushckid=1&d_pageSize=40&d_curPage=0&d_posi=0

4. 实习僧：https://www.shixiseng.com/interns?k=%E5%AE%A4%E5%86%85%E8%AE%BE%E8%AE%A1

5. 人才网：https://www.51job.com/search/jobsearch.php?fromJs=1&jobarea=010000&keyword=%E5%AE%A4%E5%86%85%E8%AE%BE%E8%AE%A1&keywordtype=2&lang=c&stype=1&postchannel=0000&fromType=1

6. 前程无忧：https://search.51job.com/list/010000,000000,0000,00,9,99,%25E5%25AE%25A4%25E5%2586%2585%25E8%25AE%25BE%25E8%25AE%25A1%25E5%25B8%2588,2,1.html

7. 职友集：https://www.jobui.com/job?jobKw=%E5%AE%A4%E5%86%85%E8%AE%BE%E8%AE%A1&cityKw=%E5%8C%97%E4%BA%AC

8. 看准网：https://www.kanzhun.com/job/search/?keyword=%E5%AE%A4%E5%86%85%E8%AE%BE%E8%AE%A1&city=%E5%8C%97%E4%BA%AC

希望能帮到你找到合适的实习机会！