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Hồ Chí Minh
Full-time

Lead/Senior Software Engineer, Zalo

What you will do

  • Handle backend Database for Zalo;
  • Working cross-team in implemented projects or collecting requirements for further development;
  • Involve in technologies evaluation and selection if needed to implement new solutions;
  • Participate in the design, development and implementation of new features and various supporting tools as required;
  • Learn more about tech stacks, programming languages, internal DBs & frameworks;
  • Research new technologies and learn to develop high-load, low-latency services and deliver high availability and performance. 

What you will need

  • Experience in software development C/C++, Java, Go;
  • Strong in algorithm and data structure;
  • Familiar with in-memory and NoSQL databases, hands-on experience is preferred;
  • Experienced with asynchronous programming and multi-threading is a plus;
  • Good knowledge in Linux (scripting, configurations, tuning/ optimization);
  • Familiar with network protocols (TCP, UDP, HTTP) and socket programming is a plus;
  • Be willing to learn new technologies and programming languages.
Hồ Chí Minh
Full-time

OTT Trust & Safety Manager, Zalo

What you will do

  • Propose policy and strategic plan to maintain dignity, trust of product;
  • Detect and prevent spam, crawler, phising, scam, illegal/dirty content, automation tools, and stimulation;
  • Pro-actively detect phishing, scam trends and reaction quickly to minimize the possible consequences;
  • Identify abnormal trends and abuse in cross features via data mining, machine learning;
  • Monitor and evaluate the effectiveness of anti-abuse systems and make data-driven recommendations for improvement;
  • Partner with legal and law enforcement agencies to investigate and address cybercrime;
  • Work closely with Product, and Engineering to deeply understand, identify, and execute abusing fighting projects;
  • Lead subteams to meet the organization's expectations for productivity, quality, continuous improvement, and goal accomplishment.

What you will need

  • Bachelor’s degree in information technology, computer engineering, information security or related field;
  • Experience in detecting spam, phishing, automation tools;
  • Hands-on experience in log analysis, extracting and interpreting data from the various sources;
  • Technical proficiency regarding data models, mining, and segmentation;
  • Ability to programming in Python, Unix scripting, AWK, Java;
  • Understanding of Operation systems (Windows, Unix, iOS, Android);
  • Have passion on anonymity, fraud, spam detection;
  • Have good logical thinking, problem solving skills and ability to work under pressure;
  • Knowledge of Automation technology (crawler, stimulation, ...) will be a plus point.