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Jianjun R.
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Jianjun R.

Mandarin Talent Sourcer & Recruiter | AI Data Specialist | Coordinator

Hi! I'm Ren Jianjun, a bilingual professional specializing in China market recruitment, AI data solutions, and operational support. I excel at bridging the gap between Western clients and Chinese resources, turning vague requirements into precise, actionable results. With experience in full-cycle recruitment, large-scale data projects, and team coordination, I bring speed, accuracy, and cultural insight to your business. WHAT I DO BEST ✔️ China Talent Acquisition: Sourcing hard-to-find candidates on local platforms (Boss Zhipin, Liepin, 51Job), screening resumes, and managing initial communications ✔️ AI Data Services: Handling multimodal data for machine learning — including high-accuracy Mandarin audio transcription, image annotation, and linguistic testing ✔️ Market Intelligence: Conducting in-depth online research, competitor analysis, and market mapping to support your entry or expansion in China ✔️ Project Coordination: Managing administrative workflows, coordinating cross-functional teams, and ensuring strict adherence to project timelines ✔️ Data Management: Cleaning messy datasets, removing duplicates, format standardization, and building organized databases in Excel/Google Sheets ✔️ Lead Generation: Building targeted prospect lists for sales or recruitment to drive your business growth ✔️ Document & Asset Design: Creating professional recruitment posters, presentation decks, and formatted reports using Canva and Office tools TOOLS I MASTER ✔️ China Recruitment: Boss Zhipin, Liepin, 51Job (Deep local network access) ✔️ Global Sourcing: LinkedIn ✔️ Office & Data: Microsoft Excel, Google Sheets, PowerPoint, Word ✔️ Design & Creative: Canva (Posters, Social Media Assets, Presentations) ✔️ Communication: Slack, Zoom, Microsoft Teams, Email Management ✔️ Collaboration: Google Drive, OneDrive, Project Management Software WHAT MAKES ME OUTSTANDING ✔️ Bilingual Efficiency: I navigate Chinese platforms with native fluency and deliver clear, organized results in professional English ✔️ Speed & Precision: I handle large volumes of data and complex search tasks efficiently without sacrificing accuracy ✔️ Privacy-Conscious: Deeply experienced in handling confidential candidate data and adhering to strict project protocols ✔️ Solution-Oriented: I proactively identify problems and optimize workflows for better results Ready to simplify your workflow? Whether it's a niche sourcing task in China, a complex AI data project, or ongoing operational support, I'm here to deliver. Let's chat about your needs! 💬 Best Regards, Ren Jianjun

🇨🇳Nanjing, China$15/hr100% JSS5.00 (5)Since Nov 2025

Earnings and projects

MRR
$673

Last 6 months ÷ 6

World#65,380 / 412k
🇨🇳Country#348 / 2,007
Revenue, last 30 days
$473

Last 6 months: $4k

World#64,553 / 412k
🇨🇳Country#347 / 2,007
Total earnings
$8.2k

Billed in all: $8.7k

World#212,300 / 412k
🇨🇳Country#900 / 2,007
Per project
$750

$1.3k in the last 6 months

World#146,979 / 412k
🇨🇳Country#551 / 2,007
Projects, last 6 months
3
33% fixed67% hourly
World#66,479 / 412k
🇨🇳Country#408 / 2,007
Projects in all
11
73% fixed27% hourly
World#192,417 / 412k
🇨🇳Country#885 / 2,007

Earnings, last 30 days

$8.7k+$473 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$8,000$8,250$8,500$8,750Oct 8Oct 23Nov 7

Skill rankings: Top 14% in Alibaba Sourcing

Ranked by MRR among everyone on Upwork with the skill.

  1. #89Alibaba Sourcing623 freelancers · 🇨🇳 #46Top 14%
  2. #179Case Management585 freelancers · 🇨🇳 #1Top 31%
  3. #180Project Planning903 freelancers · 🇨🇳 #1Top 20%
  4. #210AI Platform816 freelancers · 🇨🇳 #2Top 26%
  5. #405Sourcing2,354 freelancers · 🇨🇳 #56Top 17%
  6. #1,236Market Research8,409 freelancers · 🇨🇳 #30Top 15%
  7. #1,284Online Research8,217 freelancers · 🇨🇳 #6Top 16%
  8. #1,306Google Docs8,007 freelancers · 🇨🇳 #3Top 16%