Software Engineer, Risk Data Mining (Multiple Positions)

Responsibilities

About ByteDance
Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.


Why Join Us
Creation is the core of ByteDance's purpose. Our products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible.
Together, we inspire creativity and enrich life - a mission we aim towards achieving every day.
To us, every challenge, no matter how ambiguous, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always.
At ByteDance, we create together and grow together. That's how we drive impact - for ourselves, our company, and the users we serve.
Join us.

About the Team
Our team plays a crucial role in ensuring the company’s success. We seek people who are willing to learn and put in the effort to solve problems. Our challenges are not your regular day-to-day problems - you’ll be part of a team that’s developing new solutions to new challenges. It’s working fast, at scale, and we’re making a difference. We are looking for talents to join us on this exciting journey!

Responsibilities
Build scalable, robust, intelligent, privacy-safe, secure, and product-friendly software, systems, rules, algorithms, or machine learning (ML) models to respond to and mitigate business risks in our products/platforms, including abusive accounts, fake engagements, spammy redirection, scraping, and fraud.
Protect our users, including content consumers, creators, and advertisers, by securing platform health and community experience authenticity.
Establish reliable, efficient, and modularized risk defense solutions, reduce manual workload on ramping up risk controls on/against new business, risk area, or abusive means.
Up-level risk defense quality on privacy/compliance, machine learning, risk perception and analysis, and achieve in-depth defense portfolio.
Analyze business risk areas including account integrity, engagement authenticity, anti-spam, API and growth health, live-streaming security, and financial safety (ads or e-commerce).
Develop automation systems to stop engagement spam.
Perform data analysis and engineering, including building visualization dashboard to analyze user behavior.
Build recommendation engines.
Mentor junior-level Software Engineers.

Qualifications

Qualifications
Must have a Master’s degree in Computer Science, Engineering (any), Information Technology, Machine Learning, Data Science, Data Analytics, Statistics, Mathematics, or a related quantitative field, and 2 years of related work experience; OR a Bachelor’s degree in Computer Science, Engineering (any), Information Technology, Machine Learning, Data Science, Data Analytics, Statistics, Mathematics, or a related quantitative field, and 5 years of post-bachelor’s, progressive related work experience.

Of the required experience, must have 2 years of experience in each of the following:
Mining, preparing, cleansing, and analyzing structured data using statistical computing languages SQL, Python, and R for metrics creation, root cause analysis, and model preprocessing;
Using SQL and Spark to query, explore, and manipulate data from Apache Hive and relational database management systems including MySQL, Microsoft SQL Server, and PostgreSQL;
Developing graphical and visual representations of data using business intelligence tool Excel or Tableau;
Designing experiments to measure the impact of product features using causal inference techniques A/B Testing and Difference-in-Difference; and
Building, tuning, and validating statistical models for regression and classification problems in Python and R.

Type: Full time, 40 hours/week
Location: San Jose, CA
Salary Range: $194000 to $355000 per year

To Apply, click the apply button below. Contact lpresumes@bytedance.com if you have difficulty submitting resume through the website.

ByteDance Inc. is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At Bytedance, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

ByteDance Inc. is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected