{"id":2124313,"url":"https://alion.io/job/itds-poland-junior-data-engineer-kdb-and-timeseries-databases-2","title":"Junior Data Engineer – kdb+ and Timeseries Databases","company":{"id":879,"name":"ITDS Poland","domain":"itds.pl","url":"https://alion.io/company/itds","size_band":"201-500","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"junior","employment_type":"contractor","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Kraków, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":27300,"max":32760,"currency":"PLN","period":"month","gross":null,"usd_annual":100572},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Clojure","optional":false},{"name":"Edge AI","optional":false},{"name":"Haskell","optional":false},{"name":"KDB+","optional":false},{"name":"Linux","optional":false},{"name":"Mathematica","optional":false},{"name":"MATLAB","optional":false},{"name":"Python","optional":false},{"name":"Scala","optional":false},{"name":"Wolfram","optional":false}],"status":"live","first_seen_at":"2026-09-16T06:20:15Z","employer_posted_date":null,"last_verified_at":"2026-09-16T06:20:15Z","board_verified":false,"closed_at":null,"days_open":26,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":26},"description":"Unleash the Power of Real-Time Data — Drive Innovation in Financial Markets!\nKrakow-based opportunity with hybrid work model.\nAs a Junior Data Engineer, you will be working for our client, a leading player in the digital transformation of global financial markets through cutting-edge AI and data solutions. You will contribute to building high-performance, low-latency systems that enable institutional investors and market professionals to make smarter decisions with real-time analytics and insights.\nYour main responsibilities:\nDevelop and optimize kdb+ processes and queries to ensure maximum speed and efficiency for market-facing applications.\nBuild analytic and aggregation layers that support downstream systems, APIs, and AI/ML models.\nExpose kdb+ data and analytics via APIs to front-end applications, AI engines, and reporting tools.\nCollaborate with AI and data engineering teams to provide clean, structured datasets for model training and deployment.\nImplement monitoring, alerting, and capacity management strategies to sustain high availability of critical services.\nEnsure resilience and disaster recovery plans are in place for all market-critical solutions.\nPartner with traders, quants, sales, and product owners to translate business needs into robust technical solutions.\nFollow internal policies on operational risk, data governance, and auditability to maintain compliance and security.\nYou're ideal for this role if you have:\nA passion for solving complex data engineering challenges with strong problem-solving skills.\nFundamental knowledge in computer science or experience with functional programming languages such as Clojure, Haskell, Scala, or vectorization in Python, R, Matlab/Octave, Wolfram Mathematica.\nA keen interest in technology, automation, and optimizing large datasets.\nBasic understanding of Linux, server-client architecture, cloud infrastructure, AI/ML concepts.\nA collaborative mindset, proactive problem-solver, with the ability to manage tasks from inception to release.\nIt is a strong plus if you have:\nKnowledge of Timeseries databases, especially kdb+ (q language).\nExperience with financial or market data systems.\nCertifications or experience in cloud platforms or automation tools.\nLanguage required for the role: English — communicative level.\nEligibility to work in Europe: Only candidates with an existing legal right to work in the European Union will be considered for this role.\n#MAKEYourCareerBETTER\nInterested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.\nTech stack\nFunctional Programming\nPython\nSQL/Query Optimization\nLinux\nAPI Development\nCloud Infrastructure\nAI/ML Concepts\nkdb+/q language\nTimeseries Databases\nFinancial Markets Knowledge","description_format":"text","description_chars":2815,"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":["Hybrid work"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-10-08T23:50:21Z"}],"visa":[],"liveness":{"score":16,"band":"cold","label":"Long shot","p_open":0.85,"p_active":0.531,"p_room":0.35,"age_days":26,"expected_fill_days":13,"reasons":["seen:26","velocity","win:tail","comp:junior"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":100572,"is_top_pay":false},"html_url":"https://alion.io/job/itds-poland-junior-data-engineer-kdb-and-timeseries-databases-2","json_url":"https://alion.io/job/itds-poland-junior-data-engineer-kdb-and-timeseries-databases-2.json","meta":{"generated_at":"2026-10-12T09:00:58Z","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":13470,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":879},"rest":"https://alion.io/mcp/rest/get_company?id=879"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fitds-poland-junior-data-engineer-kdb-and-timeseries-databases-2"},{"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%2Fitds-poland-junior-data-engineer-kdb-and-timeseries-databases-2"},{"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%2Fitds-poland-junior-data-engineer-kdb-and-timeseries-databases-2"},{"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/itds-poland-junior-data-engineer-kdb-and-timeseries-databases-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fitds-poland-junior-data-engineer-kdb-and-timeseries-databases-2"}]}