About Xiao Yuan Kong | Contra Xiao Yuan Kong

Xiao Yuan Kong

Xiao Yuan Kong

Senior Backend Engineer | Tech Lead

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Xiao Yuan is building their profile!

Rio de Janeiro, Brazil

Rio de Janeiro, Brazil

Meet Xiao Yuan

Experienced Backend Engineer with over thirteen years of experience and a proven track record of leadership, I bring effective problem-solving to every project. I am an expert in Python, Javascript, and Java. From APIs to data pipelines, and ETLs to web crawling/scraping.

Identity verifiedVetted for secure and trusted collaboration.

Rate

$25 - $50/hr

Skills and tools

Backend Engineer Data Engineer Database Engineer Database Administrator Database Specialist Software Engineer Software Architect

Details

Rio de Janeiro, Brazil

(GMT-3) Argentina Time (ART), ±4 hours

Fluent in Portuguese • Professional Working Proficiency in English • Limited Working Proficiency in Spanish

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For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For creator tools For agencies For VCs

Resources

Partner networks Advertising Hackathons Creative Human Data Human Creativity Benchmark Human in the loop API Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

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