mooncool
Backend Expert / Team Lead
- 2 years of KYC experience in Bybit.
- 14 years of backend engineering experience; 7 years specializing in Go (Golang).
- Proven track record in designing and scaling high‑concurrency, distributed systems.
- 9 years of team leadership and management; 3 years as a founder and entrepreneur.
- Strong product sense with experience in both startup and corporate environments.
- Expertise in system architecture, microservices, DDD, and performance optimization.
Experience: 8 years
Yearly salary: $210,000
Hourly rate: $100
Nationality: 🇨🇳 China
Residency: ðŸ‡ðŸ‡° Hong Kong
Experience
Backend Architect
LeetCode 2022 - 2023
- Reported directly to CEO; managed a cross-functional team of 15 (including backend, DevOps, QA). - Designed and implemented a user persona platform and centralized problem center, improving code reuse and reducing duplicate work. - Optimized backend architecture and infrastructure, cutting hardware costs by 15%. - Streamlined CI/CD pipelines and development workflows, enhancing team productivity.
Staff Backend Engineer / Team Leader
Dedicated Technologies, Inc. 2021 - 2022
- Independently designed and built the entire backend system. - Implemented scalable APIs and data pipelines consumed by clients (including Publicis, UBS, and Rapid7). - Managed weekly operations and contributed to market research for CEO; refined product-market fit.
Staff Backend Engineer / Team Leader
ByteDance 2018 - 2021
- Led a 10‑member backend team; designed system architecture for Resso, handling 100k QPS for music streaming. - Built a content ingestion pipeline that imported 50k albums (500k tracks) per day on 2 servers. - Collaborated with major labels (Sony, WMG, UMG, Orchard, Believe, and Merlin) to integrate music libraries. - Merged Resso with TikTok Music Center; filed a patent on content de‑duplication for new album releases.
CTO & Co-Founder
Shanghai LvShen Information & Technology Co., Ltd. 2015 - 2018
- Founded and scaled a technology team (10 developers, 1 pm, 2 designers) to deliver ERP and e‑commerce solutions for manufacturing. - Developed inventory management and supply-chain ERP serving 10,000 manufacturers and 100,000 downstream agencies. - Oversaw product roadmap, technical architecture, and operations.
Senior Backend Engineer / Team Leader
Baidu (China) Co., Ltd. 2010 - 2015
- Led development of advertising platforms (Compass, Audience, Brand Probe) and maintained Baidu Analytics. - Designed and launched Baidu Big Data Marketplace, enabling data-driven marketing solutions.
Skills
python
redis
sql
typescript
golang
english
chinese-mandarin