Warszawa, Pomeranian Voivodeship, Poland · On-site
$25k–$30k/mo
🌍 Hello World! We are The Codest - International Tech Software Company with tech hubs in Poland delivering global IT solutions and projects. Our core values lie in “Customers and People First” approach that prioritises …
Skills: Python, PyTorch, TensorFlow, SQL, BigQuery
Warszawa, Pomeranian Voivodeship, Poland · On-site
$25k–$32k/mo
🌍 Hello World! We are The Codest - International Tech Software Company with tech hubs in Poland delivering global IT solutions and projects. Our core values lie in “Customers and People First” approach that prioritises …
Skills: Deep Learning, Model Training Pipelines, Feature Engineering, A/B Testing, Google Cloud Platform
Warszawa, Pomeranian Voivodeship, Poland · On-site
Job Purpose We are looking for a Strategic Customer Service & Planning Specialist (P2P). In this role, you will act as a key interface between strategic customers, Sales KAMs, and internal supply chain team, ensuring end…
Skills: Supply chain management, Logistics, Customer service, Demand planning, Inventory management
Warszawa, Pomeranian Voivodeship, Poland · On-site
Job Purpose We are looking for a P2P Planner to join our LSCM Team. In this role, you will act as a key interface between strategic customers, Sales KAMs, and internal supply chain team, ensuring end-to-end planning exce…
Skills: Supply Chain Planning, Logistics Management, Customer Relationship Management, Demand Forecasting, Inventory Optimization
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
Na co dzień w naszym zespole: rozwijasz i utrzymujesz system informatyczny służący do kalkulacji i raportowania wymogów kapitałowych we współpracy z jednostkami IT oraz dostawcą systemu, w tym w zakresie sekurytyzacji, k…
Skills: Securitization, Capital Adequacy, SQL, MS Excel, Data Visualization
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
As a Procurement Analyst, you will play a key role in transforming procurement data into actionable insights that drive smarter decisions. Working closely with our Corporate Purchasing team, you will develop reports and …
Skills: Data Analysis, Business Analytics, Procurement, Supply Chain Management, Excel
Warszawa, Pomeranian Voivodeship, Poland · On-site
Na co dzień w naszym zespole: oceniamy nieruchomości mieszkaniowe z punktu widzenia ich przydatności na zabezpieczenie ekspozycji Banku i/ lub jako przedmiotu finansowania, identyfikujemy wady prawne i ryzyko związane z …
Skills: Credit Risk Analysis, Real Estate Valuation, Legal Status Analysis, Developer Investment Analysis, MS Office
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and …
Skills: Supply chain planning, Production planning, Sales and operations planning, Integrated business planning, Team leadership
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and …
Skills: Supply Planning, Production Planning, S&OP, IBP, Master Production Schedule
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and …
Skills: Supply Planning, Production Planning, S&OP, Integrated Business Planning, Master Production Schedule
Warszawa, Pomeranian Voivodeship, Poland · On-site
Na co dzień w naszym zespole: analizujesz otoczenie makroekonomiczne i rynkowe pod kątem rynku stopy procentowej, opracowujesz raporty analityczne dotyczące rynku stopy procentowej, dokonujesz prezentacji prognoz i rekom…
Skills: Macroeconomic Analysis, Interest Rate Market Analysis, Financial Reporting, Market Forecasting, Database Management
Warszawa, Pomeranian Voivodeship, Poland · On-site
We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a cleaner, healthier world. We …
Skills: Enterprise Architecture, Digital Transformation, TOGAF, Stakeholder Management, Governance Processes
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
Job Description & Summary PwC Poland’s Digital&IPA team comprises 500 people. We are responsible for IT projects for Polish and international clients. The number of tasks we undertake is extensive: from design, building …
Skills: Power BI, DAX, Power Query, SQL, ETL
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and …
Skills: LLM, Agentic AI, RAG, Python, SQL
Warszawa, Pomeranian Voivodeship, Poland · On-site
We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a cleaner, healthier world. We …
Skills: Lean Six Sigma, Continuous Improvement, Transformation management, Change delivery, Automation
Warszawa, Pomeranian Voivodeship, Poland · On-site
Na co dzień w naszym zespole: przygotowujesz projekt planu finansowego w zakresie wybranych grup kosztów administracyjnych (podróże służbowe, zakupy materiałów i usług, ubezpieczenia majątkowe i osobowe), prognozujesz i …
Skills: Budgeting, Cost Forecasting, Bank Controlling, Cost Management, Cost Classification
Warszawa, Pomeranian Voivodeship, Poland · On-site
We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a cleaner, healthier world. We …
Skills: Project Management, Financial Systems, Business Process Improvement, Accounting Principles, Financial Reporting
Warszawa, Pomeranian Voivodeship, Poland · Hybrid
Senior ML Engineer Salary: 255,160 PLN per annum, plus company benefits Location: Warsaw, Poland Contract: Full Time Shifts: 40 hours per week, Monday – Friday, 8.30am until 5:30pm with 1 hour unpaid lunch break Work mod…
Skills: Python, Machine Learning, Generative AI, AWS, Azure
Warszawa, Pomeranian Voivodeship, Poland · On-site
We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a cleaner, healthier world. We …
Skills: Strategic Thinking, Business Acumen, Project Management, Productivity Management, Financial Systems
Warszawa, Pomeranian Voivodeship, Poland · On-site
We are Reckitt Home to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a cleaner, healthier world. We …
Skills: Trade Spend Management, SAP, Vistex, HighRadius, Accrual Accounting
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Design and evaluate ML scoring models for advertising and ranking domains, specifically focusing on CTR, CVR, and RoAS. Provide technical leadership and architect high-throughput, low-latency model strategies in collaboration with engineering and business stakeholders.
Requires extensive experience in Deep Learning frameworks and GCP infrastructure, along with strong Python and SQL skills. A STEM degree and English proficiency at level B2 are required.
We are The Codest - International Tech Software Company with tech hubs in Poland delivering global IT solutions and projects. Our core values lie in “Customers and People First” approach that prioritises the needs of our customers and a collaborative environment for our employees, enabling us to deliver exceptional products and services.
Our expertise centers on web development, cloud engineering, DevOps and quality. After many years of developing our own product - Yieldbird, which was honored as a laureate of the prestigious Top25 Deloitte awards, we arrived at our mission: to help tech companies build impactful product and scale their IT teams through boosting IT delivery performance. Through our extensive experience with product development challenges, we have become experts in building digital products and scaling IT teams.
But our journey does not end here - we want to continue our growth. If you’re goal-driven and looking for new opportunities, join our team! What awaits you is an enriching and collaborative environment that fosters your growth at every step.
Our client is one of the largest e-commerce platforms in Europe, used by millions of users every day. The company connects sellers - from small businesses to global brands - with customers, offering a vast product selection, fast delivery, and a well-crafted shopping experience.
Senior Data Scientist specializing in ML Models for Advertising and Ranking Domains.
Drive the design, refinement, and evaluation of ML scoring models (e.g., CTR, CVR, and RoAS), integral to core bidding logic.
Architect model strategies for complex solutions integrating user, product, and placement signals, ensuring readiness for high-throughput and low-latency environments.
Partner with engineering and business stakeholders to translate strategic goals into measurable modeling outcomes and technical roadmaps.
Provide technical leadership and quality assurance for Data Science workstreams within the project scope to ensure alignment with production standards.
Python, PyTorch, TensorFlow, SQL (BigQuery), Docker, GCP, Vertex AI, Vertex Pipelines, Deep Learning, Experiment Design, and Low-Latency Model Development.
Extensive hands-on experience in designing, training, and improving Deep Learning models for business-critical production use cases.
Proven expertise in deep learning frameworks such as PyTorch or TensorFlow, as well as strong practical knowledge of Pandas and NumPy.
Advanced SQL skills, preferably including analytical SQL used in large-scale data environments.
Strong experience with public cloud infrastructure, preferably Google Cloud Platform, including ML- oriented services such as Vertex AI and Vertex Pipelines.
Proven ability to lead end-to-end model development, from problem framing and feature design to evaluation and production handoff.
Strong engineering foundations, including writing production-level, testable, and documented Python code, with familiarity with CI/CD practices.
Ability to mentor other Data Scientists and raise modeling standards across the team.
Relevant academic degree or extensive professional experience in a STEM field (e.g. Computer Science, Mathematics, Mathematical Statistics, Quantitative Methods, or Physics).
English level min. B2.
Experience in developing ML models for low-latency online applications.
Experience within the advertising or marketing domains.
Demonstrated experience in developing ML models for predicting business events like clicks or conversions (i.e., Click-Through Rate (CTR) and Conversion Rate (CVR) modelling).
Proficiency in traditional machine learning techniques, such as Gradient Boosted Trees.
Experience in mentoring, technical leadership, or coordinating model development across a broader team.
Practical use of AI-assisted coding tools to improve engineering productivity and quality.
25–30k PLN on a B2B contract
Access to the Worksmile platform
A work environment that values growth and innovation - you bring the ideas, and we want to hear them 😉
30-minute screen with our recruiter, Justyna
Profile screening by Manager
Client Technical Verification Meetings
Stakeholder meeting
Offer
In the meantime, feel free to visit our website where you can find key facts about us.
Product-minded engineering partner for FinTech, digital banking, and scaleups
We help FinTech, digital banking, and scaleups accelerate growth with senior developers who understand product, data, compliance, and delivery at scale, using AI-powered tools to increase speed, efficiency, and delivery quality. With a team of senior engineers, we don’t just fill gaps, we strengthen in-house capabilities and build long-term technical partnerships, not outsourcing setups. Our mission is simple: to empower your teams to deliver faster, cleaner, and more reliable software - the kind that scales with your ambitions. With 150+ successfully delivered projects for blue-chip brands such as Alpha Bank, Deutsche Bank, Ramp Network, and Wizz Air, we bring proven experience, speed, and trust to the table. Having built and scaled our own product - Yieldbird, recognized twice in the Top 25 Deloitte ranking, we know what it takes to grow digital platforms from the inside out. That product DNA still defines how we work today. At our core, we believe in “Customers and People First.” We value partnership, transparency, and long-term collaboration, ensuring every client gains the right talent, mindset, and results. Your project deserves the right team. 📩 Let’s talk:[email protected]
Offices: 182-184 High Street North, Office 303B, London, UK E6 2JA, GB · Pawia, 9, Kraków Old Town, Małopolskie 31-154, PL · Konstruktorska, 11, Warsaw, Mazowieckie 02-673, PL
There are currently 248 open data & analytics positions in Warszawa, Poland listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include PKO Bank Polski, PwC, Reckitt, ING, Capgemini, among others. Browse the listings above to see every active employer.
Yes — 155 of the 248 open data & analytics positions offer remote or hybrid work (1 remote, 154 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
