About the Role
About our TeamWe seek a highly skilled and motivated Big Data Engineer to join our growing Samsung Ads team. As Big Data Engineer, you will contribute to development and buildout of components of Samsung’s DSP platform.You will be closely working with local team in Warsaw, having also many opportunities of collaboration with Samsung’s remote teams across the globe (US, Korea, India, UK) to help implement and deploy services. Expertise you bring to the team, will play a crucial role in building modern, well performing, services which we will use to deliver targeted ads to our users. On daily basis, you will be collaborating with other professionals around design, implementation, and review of the source code, followed by delivery of proper documentation and quality.Samsung Ads is a highly successful and fast-growing business for over last six years. This business and its continued future success depend on the products, technologies, and tools owned by Samsung. Hundreds of people strong, with a substantial presence in five countries, Samsung Ads team is a dynamic and complex organization operating across a broad spectrum of product and strategic domains. Join our team and play a key role in shaping the future of our ad tech platform.Role and ResponsibilitiesCollaborate with data scientists, product managers, and other engineers to refine and improve data processing systemsDesign and maintain scalable and optimized data pipelines for efficient collection, processing, and storage dataCollaborate with data scientists, product managers, and other engineers to refine and improve attribution methodologiesParticipate in R&D projects in the area of Cloud ServicesEstablish and follow best coding practicesWork closely with stakeholders to understand and translate business requirements into technical solutionsConduct A/B testing and performance analysis to validate and iterate on attribution models.Ensure software quality: create and maintain unit, integration and functional tests, participate in code reviewReport tasks progress Technologies in usePython, Java, ScalaDocker, KubernetesFlink, AirflowSnowflake, Apache Ignite, PostgreSQL, MySQLAWS – S3, Athena, Glue, EMR (Spark)GraphQL, Rest APIs Skills and QualificationsAt least 5 years of commercial experience in developing Python, Java or ScalaProficient in working with big data technologies (e.g., Hadoop, Spark and MapReduce)Knowledge of database (SQL/NoSQL) technologies (Snowflake, PostgreSQL, MySQL, DynamoDB)Experience in working with Kubernetes and stream data processing frameworks frameworks (Flink, Apache Ignite)Experience in optimizing SQL queriesExperience in working with large datasetsHands-on experience with orchestration tools like Airflow or similarExperience in AWSKnowledge of Design PatternsKnowledge of version control system: GitProficiency in English, enough to communicate and understand technical documentation·University degree in Computer Sciences, Telecommunication and/ or similar Nice to haveGoLangExperience with GraphQLExperience in usage and administration of Amazon Web ServicesExperience in development of micro services/server less solutionsKnowledge of container technologies like Docker and Kubernetes We offerTeam:Friendly working atmosphereWide range of trainings (technical / soft-skills / e-learning platform)Opportunity to work in multiple projectsMultidisciplinary and multicultural team Working with the latest technologies on the marketMonthly integration budgetPossibility to attend local and foreign conferencesOpportunity to participate in science research (scientific papers, project proposals, patents applications, development of own side-projects)Equipment:Laptop and PC workstation 2 external monitorsOS: Windows, LinuxBenefits:Private medical care (possibility to add family members)Multisport cardLife insuranceLunch cardA partial reimbursement of the cost of an English language coursePossibility to learn Korean for freeVariety of discounts (Samsung products, theaters, restaurants)Unlimited free access to Copernicus Science Center for you and your friendsPossibility to test new Samsung productsLocation:Office in Warsaw Spire near metro stationAttractive relocation packageHybrid model of work – 3 days from the office per week