Senior Data Scientist at OpenX

OpenX logo
OpenX

Senior Data Scientist

pl flag
Poland

66k - 74k USD

Hybrid

Full Time

#Digital Advertising

#Data Science

#Cloud Computing

#Deep Learning

#Machine Learning

#TensorFlow

#Data Modeling

#Statistical Analysis

#Python

#Java

#Golang

OpenX is looking for a Senior Data Scientist

Sign up to unlock quick summaries and profile fit assessments

Company at a Glance
OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.
At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.
OpenX Technologies, Inc. is looking for a Data Scientist to join our team in the Data Science Org. Our exchange processes hundreds of billions of ad requests daily, resulting in petabytes of new data daily. This data volume demands cutting-edge applications of sophisticated models, deep learning, and novel platforms to function efficiently and provide the best value for our customers. We are looking for data scientists who are experienced with systems that blend deep learning, optimization, and statistical insights to achieve the best possible business outcomes and provide nuanced control over complex processes. 
The ideal candidate has a creative mind which they put to use by constructing models tailored for prediction with high dimensionality data sets — we are looking for those who can translate requests from business and product into Data Science / ML problems. They should also be capable of leading and executing on those projects with state-of-the-art advances from the literature while incorporating them into production systems. 
If you’re:
Proactive - always seeking a satisfying solution to unexplored questions
Open-minded - happy to give & receive feedback, not afraid to fail and move on
Persistent - exhibit the skills and attitude to lead a project to success as well as how to extract yourself from common pitfalls
Creative - researching and developing a solution to challenging problems with large datasets
We want to talk to you.

What we offer:
  • Employment contract (24 437 - 27 300 PLN gross/monthly) OR B2B (190 - 213 PLN net/hourly)
  • Working with the newest technologies such as Cloud Computing (GCP)
  • Challenges at work that are difficult to find anywhere else!
  • Solving important problems in a scale
  • Joining a company that is growing and scaling
  • Flexible working hours & remote work option


  • Key Responsibilities
  • Extracting data from terabyte-scale datasets and transforming it to compact representations which are amenable to use by a wide variety of models
  • Developing and managing ML pipelines to predict and model key components and phenomena in our ad exchange, leveraging these to answer questions and improve performance
  • Construction of novel model types and tuning existing models and their products to enhance functionality and drive new developmental features
  • Guiding and developing DS / ML projects from inception to production-level deployment while reporting to stakeholders on progress and challenges
  • Coordinating with other members of the team to deploy, manage, and synchronize the function of all ML models in production and development


  • Required Qualifications
  • MS with 7+ years of relevant experience OR Ph.D. in Data Science, Machine Learning, Computer Science, Physics, Mathematics, Operations Research or related technical field with 4+ years of relevant experience
  • Extensive experience with a variety of modeling methodologies, including deep learning and other ML techniques beyond common regression, particularly in the context of tensorflow and its related applications / environment
  • Strong track record of nurturing DS / ML projects to maturity with maximal business impact as well as supporting and improving those projects beyond deployment
  • Mastery of probability and statistics, especially techniques that scale to massive datasets
  • Strong communication and presentation skills — proficient in analysis and summarization of the key points of a data set or experiment result


  • Desired Characteristics
  • Experience working with a cloud platform like GCP / AWS / Azure, with emphasis on GCP and the Tensorflow / Vertex platform
  • Familiarity with other programming languages such as Java and Golang
  • Experience providing mentorship and guidance to more junior employees
  • Experience working in digital media, marketing technology or advertising technology 


  • Our benefits (on employment contract):
  • Annual performance bonus
  • Tax-deductible system due to copyright protection: 75%
  • Private health care for you and your family (covered by OpenX)
  • Private life and travel insurance (Covid insurance included)
  • MultiKafeteria program 
  • Training: access to the LinkedIn learning platform and Tech workshops 
  • Holiday Allowance
  • Pension scheme (PPK from PZU)
  • Additional paid day off 
  • Free parking lot 
  • Access to peer to peer recognition platform
  • Monthly work-from-home allowance and one-time payment when you join us to help you set up your home office
  • We celebrate team members' important personal milestones (vouchers, gifts)


  • Closing from Default - All locations
    OpenX VALUES
    Our five company values form a solid bedrock serving to define us as a group and guide the company. Our values remind us that how we do things often matters as much as what we do.
    WE ARE ONE
    We are one team. There are no exceptions. We are a group of strong and diverse individuals unified by a shared mission. We embrace challenges and win together as a team. We respect and care about our colleagues and cultivate an inclusive culture
    WE ARE CUSTOMER CENTRIC
    We innovate on behalf of our customers. We understand, respect, and listen carefully to our customers. We build great products to solve our customers’ problems. We manage our customers’ expectations clearly and honestly. We are a trusted partner to all of our customers - we act with integrity at all times. We care.
    OPENX IS OURS
    We are all owners of OpenX
    We all have a voice to improve OpenX
    We stake our personal and professional reputations on the excellence of our work
    We are not interested in just "doing our jobs"; we take ownership to drive results
    WE ARE AN OPEN BOOK
    We understand and respect what each of us does. We are eager to teach and share what we know with others, both internally and externally. We are eager to learn from others and we ask questions internally and externally. 
    WE EVOLVE FAST
    We take responsible risks and own and learn from our mistakes. We recognize and repeat success. We actively seek out and provide constructive feedback. We adapt quickly and embrace change. We tackle growth and learning with real urgency. We are endlessly curious.
    OpenX TRAITS
    Our three traits capture what makes a great team member at OpenX.
    HUMBLE
    Ideal team players are humble and demonstrate integrity. They put the team's success above their own, share credit generously, and value collective achievements. They are self-assured, open to coaching, and committed to continuous learning.
    DRIVEN
    Ideal team players are results-driven and motivated. They are curious, always seeking more to do, learn, and take on. As proactive problem-solvers, they take initiative without needing external motivation. They continuously think about the next steps and opportunities for improvement.
    SMART
    Ideal team players are smart and possess the intellectual acumen to understand the complexities of our organization and industry. They are interpersonally intelligent, good communicators, and exemplify sound judgment in their interactions across the company to foster a collaborative environment.
    OpenX is committed to equal employment opportunities.
    It is a fundamental principle at OpenX not to discriminate against employees or applicants for employment on any legally-recognized basis including, but not limited to: age, race, creed, color, religion, national origin, sexual orientation, sex, disability, predisposing genetic characteristics, genetic information, military or veteran status, marital status, gender identity/transgender status, pregnancy, childbirth or related medical condition, and other protected characteristic as established by law.
    OpenX Applicant Privacy Policy
    Applicants can review our Applicant Privacy Policy at any time by visiting the following link: https://www.openx.com/privacy-center/applicant-privacy-policy/.
    Effective Date: November 21, 2024
    OpenX logo

    OpenX

    6 views

    0 applied

    Social Media

    Visit OpenX
    Share this job
    Copy Permalink
    Open roles at OpenX
    OpenX logo
    OpenX

    Senior Product Manager

    52k - 52k USD

    Remote

    Full Time

    #Product

    #Product Management

    #SQL

    #BI Tools

    #Cloud Computing

    #Agile Development

    OpenX logo
    OpenX

    Director, Data Science

    Remote

    Full Time

    #Technology

    #Machine Learning

    #SQL

    #Python

    #Cloud

    #Java

    OpenX logo
    OpenX

    Mid Software Engineer II

    16k - 16k USD

    Remote

    Full Time

    #Technology

    #JavaScript

    #TypeScript

    #Node.Js

    #Database Design

    #RDBMS

    #NoSQL

    #Cloud Computing

    #GCP

    #AWS

    OpenX logo
    OpenX

    Big Data Engineer IV

    Remote

    Full Time

    #Technology

    #Java

    #Scala

    #Python

    #Big Data

    #Data Pipelines

    #SQL

    #BigQuery

    #Data Warehouses

    #Airflow

    #Cloud

    OpenX logo
    OpenX

    Big Data Engineer IV

    Remote

    Full Time

    #Technology

    #Java

    #Scala

    #Python

    #Big Data

    #Data Pipelines

    #BigQuery

    #Airflow

    #Google Cloud Platform

    #AWS

    #Docker

    OpenX logo
    OpenX

    BI Developer Analyst

    pl flag
    Poland

    39k - 46k USD

    Hybrid

    Full Time

    #Product

    #AdTech

    #Big Data

    #GCP

    #Looker

    #SQL

    #Python

    #Data Modeling

    #Git

    #Tableau

    #Power BI

    #Data Analysis

    #Cloud Computing

    Discover similar jobs
    T
    TelligenTech Inc

    Fresh Graduates

    Remote

    Contractor

    #Technology

    #Training

    #Java

    #.NET

    #Business Analysis

    #QA

    #BI Reporting

    #SAP

    #UI

    #Tableau

    #Cognos

    Tebra logo
    Tebra

    Security Architect

    179k - 204k USD

    Remote

    Full Time

    #Security

    #Cloud Security

    #Healthcare

    #Cloudflare

    #GCP

    #Kubernetes

    #Terraform

    #Python

    #DevSecOps

    #Vertex AI

    #BigQuery

    #Helm

    #Workato

    U
    Union

    Sales Engineer

    Remote

    Full Time

    #AI

    #Sales

    #Machine Learning

    #MLOps

    #PyTorch

    #TensorFlow

    #Spark

    #Kubernetes

    #Docker

    #AWS

    #Terraform

    #MEDDIC

    N
    NewPage Solutions Inc

    Python Developer

    Remote

    Contractor

    #Technology

    #Digital Health

    #Continuous Delivery

    #Python

    #AWS Lambda

    #AWS ECS

    #Automated Testing

    #Agile Methodologies

    #Terraform

    #Drupal

    #PHP

    #S3

    #DynamoDB

    D
    Deepgram

    Pre-Sales Solutions Engineer

    Remote

    Full Time

    #AI

    #Solutions Engineering

    #Python

    #JavaScript

    #API Integration

    #Speech Recognition

    #NLP

    #Cloud Platforms

    #Docker

    #Kubernetes

    #Sales Methodologies

    Voodoo logo
    Voodoo

    Account Manager

    Remote

    Full Time

    #Sales

    #Google Ad Manager

    #Digital Advertising

    #Campaign Management

    #Data Analysis

    #Campaign Optimization

    saas.group logo
    saas.group

    Applied Research Scientist

    Remote

    Full Time

    #AI

    #Research

    #SQL

    #Python

    #Data Analysis

    #Experiment Design

    #Data Pipelines

    #Validation

    #AI Tools

    #Research Methodology

    Dataiku logo
    Dataiku

    Fullstack Software Engineer

    Remote

    Full Time

    #Engineering

    #AI

    #Solutions

    #Vue.Js

    #React

    #Angular

    #Python

    #fastAPI

    #Flask

    #RESTful API

    #Data

    A
    Ankorstore

    Lead Data Platform

    Remote

    Full Time

    #Data Engineering

    #Platform

    #Data Platform

    #SQL

    #Python

    #BigQuery

    #Airflow

    #DBT

    #Sigma

    #Amplitude

    #Terraform

    #Product Analytics

    E
    Eight Sleep

    Senior Backend Engineer

    Remote

    Full Time

    #Software Engineering

    #Distributed Systems

    #Java

    #Kotlin

    #Scala

    #C#

    #Python

    #NodeJS

    #TypeScript

    #Cloud Services

    H
    HTTPie

    Senior Fullstack Engineer

    Remote

    Full Time

    #Developer Tools

    #Engineering

    #API Testing

    #TypeScript

    #React

    #Next.js

    #TailwindCSS

    #Python

    #Django

    #AWS

    #Terraform

    #WebSocket

    #Electron

    Adthena logo
    Adthena

    Anti-Bot Engineer

    Remote

    Full Time

    #Web Scraping

    #Search

    #Data Engineering

    #Python

    #Automation

    #Playwright

    #Selenium

    #Management

    #HTTP

    #Docker

    #Kubernetes

    Hummingbird logo
    Hummingbird

    Senior Software Engineer, Infrastructure

    Remote

    Full Time

    #Infrastructure Engineering

    #Fintech

    #Security

    #AWS

    #Terraform

    #PostgreSQL

    #Redis

    #Ruby on Rails

    #Python

    #Docker

    #CircleCi

    #GraphQL

    #TypeScript

    Fullscript logo
    Fullscript

    Lead Data Scientist

    Remote

    Full Time

    #Data Science

    #Health Tech

    #Causal Inference

    #Python

    #Statistical Modeling

    #Research

    #Data

    #Data Analysis

    #Machine Learning

    TheGiftedCompany logo
    TheGiftedCompany

    Java Developer

    Remote

    Contractor

    #Technology

    #Fintech

    #Martech

    #Java

    #Spring Boot

    #SQL

    #Kubernetes

    #AWS

    #Gitlab CI

    #Junit

    A
    Axelera AI

    Field Application Engineering Manager

    Remote

    Full Time

    #AI

    #Field Engineering

    #Customer Success

    #PyTorch

    #TensorFlow

    #Embedded Systems

    #Python

    #CUDA

    #Computer Vision

    #Deployment

    E
    eduki

    Senior AI Engineer

    es flag
    Spain

    39.8k - 57.3k USD

    Remote

    Full Time

    #AI Engineering

    #Automation

    #Data Analytics

    #Systems

    #Databases

    #Engineering

    #AI

    #Orchestration

    #Python

    #SQL

    M
    Monarchmoney

    Engineer

    Remote

    Full Time

    #Personal Finance

    #Software Engineering

    #React

    #TypeScript

    #React Native

    #Python

    #Django

    #GraphQL

    #PostgreSQL

    #AWS

    #Terraform

    #Docker

    Adthena logo
    Adthena

    Senior Python Scraping Engineer

    Remote

    Full Time

    #Web Scraping

    #Python

    #Search

    #Automation

    #Playwright

    #Selenium

    #Puppeteer

    #HTTP

    #Management

    #Data Extraction

    #Cloud

    Aipconnect logo
    Aipconnect

    Data Analyst

    ca flag
    Canada

    Remote

    Full Time

    #Consulting

    #Data Analytics

    #Pharmaceutical

    #SAS

    #Statistical Analysis

    #Databases

    #Python

    #Stata

    Your dream job awaits.

    Explore exciting opportunities, connect with top employers, and ignite your career.