xiaoqi l.

FreelancerTop Rated Plus

Senior Backend Engineer ( Golang | Python | Java | C/C++ )

Member since 2023 · 100% Job Success

View on Upwork

WorldTop 0.25%

ChinaTop 0.13%

DockerTop 0.67%

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$7.3k

MRR

est. monthly

#2,601

World rank

of 1,047,814

$308k

Lifetime earnings

since 2023

Total jobs

completed

About

Hello there! 👋 I'm a seasoned senior backend developer with over 5+ years of expertise in crafting sophisticated business systems. In my capacity as a Senior Backend Development Engineer at ByteDance Inc., the powerhouse behind TikTok, I've harnessed the power of Golang, Java, Python, and C++ to engineer recommendation systems tailored to elevate the TikTok short video experience.

What I bring to the table for you:
🚀 Free consultation: Delighted to provide insights based on hands-on experience with your project.

🛠 Project development: Proficient in Golang, Python, and Java, well-versed in their ecosystems and renowned frameworks. Services include API development, code refactoring, system design...

🔧 DevOps engineering: Well-acquainted with Kubernetes and Docker, with hands-on experience in open-source projects utilizing these for seamless deployments.

Eager to collaborate and create brilliance together! 💻🌟

Rankings

Where xiaoqi l. ranks by monthly revenue, worldwide, in China, and in every Upwork skill it competes in.

World#2,601 / 1,047,814Top 0.25%

China#12 / 9,241Top 0.13%

Docker#90 / 13,382Top 0.67%

Java#64 / 11,216Top 0.57%

API#104 / 8,033Top 1%

Database#26 / 4,530Top 0.57%

Golang#24 / 2,693Top 0.89%

Your keyword search rankComing soon

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Freelancer snapshot

On Upwork since2023

Rating100% Job Success

Skills tracked5

Skills

DockerJavaAPIDatabase

xiaoqi l. works mainly in Docker, ranking top 0.67% of freelancers in that skill.

MRR trendSoon

Last 12 weeks

Coming soon

Competitors on the board

Who ranks just above and below by MRR across all freelancers.

This freelancer is #2,601 of 1,047,814 across all freelancers.

RankFreelancerMRRMRR trend

2,599

Chris M.

Production AI: Strategy + Build | Fractional CTO/CAIO | AI Agents

$7.3k

Soon

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2,600

Sabur B.

HubSpot Certified Expert (33x) | CRM, Automation & Integrations

$7.3k

Soon

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2,601

xiaoqi l.

Senior Backend Engineer ( Golang | Python | Java | C/C++ )

$7.3k

Soon

View

2,602

Zeljko H.

LaTeX Expert | Book Formatting & Template Design | PDF Automation

$7.3k

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2,603

Michael C.

Art Direction & Design / Presentation Specialist

$7.3k

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MRR benchmark

xiaoqi l. earns more than 99.75% of all freelancers we track.

Top 0.25%

among all freelancers we track

$0–$500

32%

$500–$1k

12%

$1k–$2.5k

17%

$2.5k–$5k

13%

$5k–$10k

12%

$10k–$25k

10%

$25k–$50k

$50k+

xiaoqi l.'s bracket · $7.3k

You32%

$0–$500

You12%

$500–$1k

You17%

$1k–$2.5k

You13%

$2.5k–$5k

You12%

$5k–$10k

You10%

$10k–$25k

You3%

$25k–$50k

You1%

$50k+

xiaoqi l. earns an estimated $7.3k/mo. That's 4.9× the typical freelancer and more than 99.75% of everyone we track.

Freelancers with no recent MRR are excluded. Only the 151,011 freelancers with active monthly revenue are ranked here.

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MRR is an estimate from Upwork's public figures - not an Upwork-official number.