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 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 youre 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.
2530k 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
Questions insights Feel free to reach out to our recruiting team:
In the meantime feel free to visit our website where you can find key facts about us.
Remote
PLN25000 - PLN30000 per month
Development
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We appreciate your interest in this position. Unfortunately you have already applied for this job.
Required Experience:
Senior IC
Employment Type : Full-Time
Experience: years
Vacancy: 1
Monthly Salary Salary: 25000 - 30000
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