{"id":2080714,"url":"https://alion.io/job/trexquant-investment-data-engineer-china","title":"Data Engineer (CHINA)","company":{"id":5813,"name":"Trexquant","domain":"trexquant.com","url":"https://alion.io/company/trexquant-investment","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":85,"open_postings":29,"ghost_share":0.172,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":163,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Data Science","role_family":"Data Science","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Beijing, China"],"countries":["CN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ETL/ELT","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-08T10:12:39Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-15T11:21:37Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":6},"description":"Trexquant is seeking an experienced Data Engineer to build and maintain the core data infrastructure that powers our quantitative research platform. This role is responsible for owning the ingestion, normalization, storage, and ongoing maintenance of large-scale financial and alternative datasets from hundreds of global vendors.\nThe successful candidate will develop scalable data pipelines that transform raw vendor feeds into clean, consistent, research-ready datasets for systematic researchers and simulation platforms. Working closely with quantitative researchers, data platform engineers, and infrastructure teams, this person will ensure that market, reference, and alternative data is accurate, reliable, and readily accessible across asset classes including equities, options, futures, fixed income, ETFs, and foreign exchange.\nThis is an ideal opportunity for an engineer who enjoys solving complex data engineering challenges in a research-driven environment where data quality, scalability, and performance directly impact alpha generation.\nResponsibilities\nDesign, build, and maintain scalable ingestion pipelines for market, reference, tick, and alternative data from a diverse set of external vendors.\nOwn the normalization, validation, storage, and lifecycle management of research datasets, ensuring data is accurate, consistent, and readily accessible for quantitative research and simulation.\nDevelop and optimize Python- and SQL-based data processing workflows supporting multiple asset classes, including equities, options, futures, fixed income, ETFs, and FX.\nPartner with quantitative researchers, data architects, and infrastructure teams to onboard new datasets, improve data quality, and deliver reliable research-ready data.\nBuild monitoring, automation, and operational tooling to ensure the reliability, performance, and scalability of the firm's data platform.\nDocument data pipelines and engineering best practices while contributing to the ongoing evolution of Trexquant's research data infrastructure.\nRequirements\nBachelor's or Master's degree in Computer Science, Engineering, Mathematics, or a related quantitative field.\nat least 2 years of data engineering experience within a systematic trading, quantitative research, hedge fund, or financial technology environment.\nPython and SQL development experience in building large-scale data ingestion and ETL pipelines.\nStrong Linux experience, including scripting, automation, and operating production data processing systems.\nDeep knowledge of financial data across multiple asset classes, including equities, options, futures, fixed income, ETFs, FX, and alternative datasets.\nExperience working with market data, tick data, reference data, and vendor data feeds, including normalization, validation, and quality control.\nFamiliarity with modern data storage formats and technologies such as Parquet, Arrow, object storage, and columnar databases.\nStrong communication and collaboration skills, with the ability to work effectively alongside researchers and engineering teams.\nFluent in English","description_format":"text","description_chars":3083,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced 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