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Xiaocong Li Email & Phone Number
软件工程师
at
NewsBreak
LinkedIn matched
✓ Verified Jul 2026
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Who is Xiaocong Li? Overview
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Xiaocong Li is listed as 软件工程师 at NewsBreak, a with 341 employees, based in Beijing, China. AeroLeads shows a matched LinkedIn profile for Xiaocong Li.
Xiaocong Li previously worked as Software Engineer at Newsbreak and Data Engineer at Hulu. Xiaocong Li holds Master, Computer Science from Beihang University.
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NewsBreak
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Profile bio
About Xiaocong Li
- 3 years of experience of developing web service, familiar with Golang and Python and widely used technologies such as MySQL and Redis, etc.- 2 years of experience of big data processing using Flink and Spark, familiar with Java and Scala and other related technologies like Kafka and Hive.- Familiar with software develop technologies including Linux, Docker, AWS, Terraform, Jenkins, etc.- Have experience working in English-Only office environment and the ability to collaborate remotely with colleagues
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Xiaocong Li's current company
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Newsbreak
6 roles
Xiaocong Li work experience
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软件工程师
Data Engineer
- Participated in the development of the advertising data platform (Delivery Forensics). The system processes data generated during advertising, including recall, filter, sort and other data generated by the ad server, as well as client-side beacon data such as impression and completion. Those data can be used to show the delivery status of ads and can also be used to debug abnormal delivery.- Design and implement pipelines： - Consume data from Kafka and Kinesis using Flink to support real-time data querying. - Process offline data using Spark jobs scheduled by Airflow to backfill data after MRC. - Using SingleStore pipeline to inject data and ensure data from real-time job, hourly backfill jobs and daily backfill jobs will not conflict.- Improve Flink Job performance: - Use AWS Lambda Function + Web Service + Local Cache in Flink operator instead of using broadcast to reduce checkpoint size, improve checkpoint speed and stability. - Use flame-graph in Flink job to locate performance bottleneck. - Maintain aggregation status inside an operator and send data to next operator by batch to reduce network traffic and increase throughput.
May 2021 - Jul 2023
Software Engineer
- Maintain backend business logic of the Toutiao Media Platform (mp.toutiao.com), including Toutiao and Xigua Videos etc. - In charge of developing the querying and publishing services of Unified Content Platform. Content data are stored in MySQL and a KV storage. Those data are also cached in multiple Redis clusters and local cache of Docker pods. The traffic can be more than millions of queries per second.- Lead the development of a general online data storage service. Based on a strongly consistency KV system (ByteKV developed by ByteDance), the storage service can support schema modification, filed indexing, data encryption, auditing and cache, etc.
Apr 2018 - Apr 2021
Software Develop Engineer In Test
Some hardware testing and report generation job in the IoT group as an intern
Jul 2014 - Dec 2014
2 education records
Xiaocong Li education
Master, Computer Science
Bachelor, Computer Science
FAQ
Frequently asked questions about Xiaocong Li
Quick answers generated from the profile data available on this page.
What company does Xiaocong Li work for?
Xiaocong Li works for NewsBreak.
What is Xiaocong Li's role at NewsBreak?
Xiaocong Li is listed as 软件工程师 at NewsBreak.
Where is Xiaocong Li based?
Xiaocong Li is based in Beijing, China while working with NewsBreak.
What companies has Xiaocong Li worked for?
Xiaocong Li has worked for Newsbreak, Hulu, Bytedance, and Microsoft.
How can I contact Xiaocong Li?
You can use AeroLeads to view verified contact signals for Xiaocong Li at NewsBreak, including work email, phone, and LinkedIn data when available.
What schools did Xiaocong Li attend?
Xiaocong Li holds Master, Computer Science from Beihang University.
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