{"id":1270219,"url":"https://alion.io/job/bytedance-big-data-engineer-libra-data-platform","title":"Big Data Engineer (Libra) - Data Platform","company":{"id":13,"name":"ByteDance","domain":"bytedance.com","url":"https://alion.io/company/bytedance","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Feishu","truth_index":{"grade":"C","score":66,"open_postings":1283,"ghost_share":0.569,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-09-28T05:45:00Z"}},"role":"Data Science","role_family":"Data Science","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":60000,"max_usd":124000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":9},"experience_years_min":1,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ClickHouse","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Flink","optional":false},{"name":"Hadoop","optional":false},{"name":"Java","optional":false},{"name":"Presto","optional":false},{"name":"Python","optional":false},{"name":"Scala","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false},{"name":"A/B Testing","optional":true},{"name":"Apache Kafka","optional":true},{"name":"Dimensional Modeling","optional":true}],"status":"live","first_seen_at":"2024-01-15T05:18:24Z","employer_posted_date":"2026-09-25","last_verified_at":"2026-09-26T10:50:11Z","board_verified":false,"closed_at":null,"days_open":987,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":986},"description":"岗位职责 / Responsibilities\nAbout the team\nLibra is a large-scale online one-stop A/B testing platform developed by Data Platform. Some of its features include:\n- Provides experimental evaluation services for all product lines within the company, covering solutions for complex scenarios such as recommendation, algorithm, function, UI, marketing, advertising, operation, social isolation, causal inference, etc.\n- Provides services throughout the entire experimental lifecycle from experimental design, experimental creation, indicator calculation, statistical analysis to final evaluation launch. \n- Supports the entire company's business on the road of rapid iterative trial and error, boldly assuming and carefully verifying.\nResponsibilities\n- Responsible for data system of experimentation platform operation and maintenance.\n- Construct PB-level data warehouses, participate in and be responsible for data warehouse design, modeling, and development, etc.\n- Build ETL data pipelines and automated ETL data pipeline systems.\n- Build an expert system for metric data processing that combines offline and real-time processing.\n任职要求 / Requirements\nMinimum Qualifications\n- Bachelor's degree in Computer Science, a related technical field involving software or systems engineering, or equivalent practical experience.\n- Proficiency with big data frameworks such as Presto, Hive, Spark, Flink, Clickhouse, Hadoop, and have experience in large-scale data processing.\n- Minimum 1 year of experience in Data Engineering.\n- Experience writing code in Java, Scala, SQL, Python or a similar language.\n- Experience with data warehouse implementation methodologies, and have supported actual business scenarios.\nPreferred Qualifications\n- Knowledge about a variety of strategies for ingesting, modeling, processing, and persisting data, ETL design, job scheduling and dimensional modeling.\n- Expertise in designing, analyzing, and troubleshooting large-scale distributed systems is a plus (Hadoop, M/R, Hive, Spark, Presto, Flume, Kafka, ClickHouse, Flink or comparable solutions).\n- Work/internship experience in internet companies, and those with big data processing experience are preferred.","description_format":"text","description_chars":2183,"description_truncated":false,"requirements":{"experience_years_min":1,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Advertising","Recommendation Systems","Digital Media","Video & Photo Sharing"],"lifecycle":[{"event":"open","at":"2026-09-25T23:50:52Z"}],"liveness":{"score":2,"band":"cold","label":"Long shot","p_open":1,"p_active":0.066,"p_room":0.28,"age_days":987,"expected_fill_days":20,"reasons":["conf:42","stale_co","velocity","ghost","win:tail","crowd:junior,brand"],"computed_at":"2026-09-28T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/bytedance-big-data-engineer-libra-data-platform","json_url":"https://alion.io/job/bytedance-big-data-engineer-libra-data-platform.json","meta":{"generated_at":"2026-09-28T22:40:32Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":310,"day_limit":5000,"remaining_today":4690,"minute_limit":60,"resets_at":"2026-09-29T00:00:00Z"}}}