{"id":2267408,"url":"https://alion.io/job/a1-bulgaria-data-engineer","title":"Data Engineer","company":{"id":312367,"name":"A1 Bulgaria","domain":"a1.bg","url":"https://alion.io/company/a1-5","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sofia, Bulgaria"],"countries":["BG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":25000,"max_usd":66000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1015},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Linux","optional":false},{"name":"NumPy","optional":false},{"name":"Pandas","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-09-30T13:55:24Z","employer_posted_date":null,"last_verified_at":"2026-09-30T13:55:24Z","board_verified":false,"closed_at":null,"days_open":26,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":26},"description":"Strength. Care. Growth\n\nDid you know that A1 Bulgaria is working on international projects as well?\n\nOur wide portfolio has long past the telecom services, and we are now offering digital solutions to millions of corporate, public, and private customers.\n\nState-of-the-art technology, the latest innovations, and extremely talented professionals in various areas help us deliver the best-in-class products, services, and customer experience.\n\nYou’ll know A1 Bulgaria is the right place for you if you are driven by:\n\nOpportunities to learn and build your career.\n\nMeaningful work in a stable and fast-paced company.\n\nDiversity of people, projects, and platforms.\n\nA supportive, fun, and inspiring place to work.\n\nWould you like to join us? is looking for a new team member.\n\nIvan Iliev is looking for a new team member.\n\nYou’ll know A1 Bulgaria is the right place for you if you are driven by:\n\nOpportunities to learn and build your career.\n\nMeaningful work in a stable and fast-paced company;\n\nDiversity of people, projects, and platforms;\n\nA supportive, fun, and inspiring place to work.\n\nWould you like to join us?\n\nA1 is much more than just a telecommunications company. As part of the A1 Telekom Austria Group, we drive digitization in 7 countries with innovative solutions and new business areas. Develop yourself further with us.\n\nYour daily routine would include:\n\nDesigning, developing and testing scalable Big Data solutions for A1. In addition to classic batch solutions, you will also design & construct ‘near’ real time solutions.\n\nWorking closely with the Data Scientists and other stakeholders in the departments.\n\nWorking on the construction & architecture of the central Data Lake.\n\nOptimizing the data flow, testing and assessing the accuracy of the data processing.\n\nDriving innovation by testing, comparing and trying out new technologies.\n\nWe’ll know you can make it if you have:\n\nAt least 3 years’ Experience with Python and with Big Data solutions (ex. Cloudera) and/ or data warehousing (Pandas, Numpy and/or PySpark).\n\nDeep experience with SQL.\n\nHands experience with Linux and Linux scripting.\n\nKnowledge in design & development of data pipelines, ideally near real time implementations.\n\nExperience with Spark will be considered as an advantage.\n\nGreat written and spoken English.\n\nUniversity degree with focus on Computer Science, Data Structures and Processing or Informatics.\n\nOur gratitude for the job done will be eternal, but we’ll also offer you:\n\nInnovative technologies and platforms to “play” with.\n\nModern working environment for your comfort.\n\nFriendly, ambitious, and motivated teammates to support each other.\n\nThousands of online and in-person learning opportunities to grow.\n\nChallenging assignments and career development opportunities in multinational environment.\n\nAttractive remuneration package.\n\nFlexible working schedule and opportunity for home office.\n\nNumerous additional goodies, including, but not limited to free A1 services, discounts, health insurance and services, sports center, childcare, team and family events, etc.\n\nNot sure yet? See us in action in our A1 Blog.\n\nSounds good? Apply now!\n\nOnly shortlisted candidates will be contacted.","description_format":"text","description_chars":3199,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Flexible schedule","Health insurance","Home office"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Smartphones"],"lifecycle":[{"event":"open","at":"2026-10-11T06:29:33Z"}],"visa":[],"liveness":{"score":49,"band":"ok","label":"Likely open","p_open":0.85,"p_active":0.765,"p_room":0.75,"age_days":25,"expected_fill_days":27,"reasons":["seen:25","velocity","win:late"],"computed_at":"2026-10-26T05:57:25Z"},"pay":null,"html_url":"https://alion.io/job/a1-bulgaria-data-engineer","json_url":"https://alion.io/job/a1-bulgaria-data-engineer.json","meta":{"generated_at":"2026-10-27T05:38:14Z","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":5510,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"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":312367},"rest":"https://alion.io/mcp/rest/get_company?id=312367"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fa1-bulgaria-data-engineer"},{"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%2Fa1-bulgaria-data-engineer"},{"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%2Fa1-bulgaria-data-engineer"},{"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/a1-bulgaria-data-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fa1-bulgaria-data-engineer"}]}