{"id":3458989,"url":"https://alion.io/job/helu-io-data-engineer-mwd","title":"Data Engineer (m/w/d)","company":{"id":682605,"name":"Helu.io","domain":"helu.io","url":"https://alion.io/company/helu-2","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Join","truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":null,"employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"inferred_company_offices","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["AT"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"AWS Lambda","optional":false},{"name":"AWS Step Functions","optional":false},{"name":"CI/CD","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Git","optional":false},{"name":"Polars","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Amazon Redshift","optional":true},{"name":"ClickHouse","optional":true},{"name":"Docker","optional":true},{"name":"Google BigQuery","optional":true},{"name":"Spark","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-10-29T11:57:40Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-05T14:24:07Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"We are looking for a Data Engineer who enjoys building reliable data pipelines. You will help design and operate scalable ELT processes that power analytics, reporting, and core product features.\nYou are comfortable working with Python, SQL and AWS, understand modern data architecture patterns, and care about data quality, performance, and maintainabilit\nYour responsibilities\nDesign, build and maintain scalable ELT pipelines.\n\nImplement and operate data workflows using AWS (Lambda, Step Functions, S3, Batch, etc.).\n\nContribute to the evolution of our Data Platform architecture (Medallion architecture).\n\nEnsure data quality, consistency, and reliability across pipelines.\n\nOptimize data transformations for performance and cost efficiency.\n\nCollaborate with Backend and Frontend Engineers and Product to define data requirements.\n\nMonitor pipelines, troubleshoot issues and improve observability.\n\nDocument data models, transformations and architecture decisions.\n\nYour skills\nStrong Python skills for data processing (ideally familiar with Polars or PySpark)..\n\nExperience building ETL/ELT pipelines in production environments.\n\nSolid experience with Cloud services - ideally AWS.\n\nUnderstanding of Medallion Architecture.\n\nStrong SQL skills and experience with dimensional data modeling.\n\nExperience working with structured and semi-structured data (JSON, CSV, Parquet, APIs).\n\nUnderstanding of data validation and data quality practices.\n\nExperience with Git and CI/CD.\n\nNice to have\nExperience with columnar databases (e.g. ClickHouse, Redshift, BigQuery).\n\nFamiliarity with infrastructure-as-code (e.g. Terraform).\n\nExperience with Docker.\n\nYou can expect:\nBeing part of a highly motivated international team.\n\nHigh ownership and responsibility for your domain.\n\nA modern data stack and room to shape architecture decisions.\n\nA workplace in the heart of Vienna or remote options with quarterly office weeks in Vienna Helu.io.\n\nAbout us:\nHelu is the leading FP&A software on DATEV.\nAs successful Austrian scale-up tech company that raised $10m Series A recently, we help business leaders plan forecast and analyze their performance with any data. We are an experienced team with strong values and look for well-rounded people who think long term and love new technologies.\nEvery three months, the Helu team meets for an office week in Vienna, where we work on our company culture, our values, and a healthy team spirit. Colleagues work together, get to know each other better, explore Vienna, do sport activities, party and have fun.\nThe company is founded by a successful serial-entrepreneur and backed by numerous unicorn founders and renowned investors (Bitpanda, Wefox, Atlantic Labs).","description_format":"text","description_chars":2700,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Austria","iso":"AT","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Accounting & Tax Software"],"lifecycle":[{"event":"open","at":"2026-10-29T13:12:51Z"}],"visa":[],"liveness":{"score":77,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.818,"p_room":0.945,"age_days":6,"expected_fill_days":18,"reasons":["conf:1","win:mid"],"computed_at":"2026-11-05T05:54:30Z"},"pay":null,"html_url":"https://alion.io/job/helu-io-data-engineer-mwd","json_url":"https://alion.io/job/helu-io-data-engineer-mwd.json","meta":{"generated_at":"2026-11-05T18:20:08Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":24167,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-06T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":682605},"rest":"https://alion.io/mcp/rest/get_company?id=682605"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhelu-io-data-engineer-mwd"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fhelu-io-data-engineer-mwd"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fhelu-io-data-engineer-mwd"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/helu-io-data-engineer-mwd\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhelu-io-data-engineer-mwd"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3458989}},{"tool":"search_jobs","arguments":{"company":"helu.io","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3458989},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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