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Senior Big Data Engineer
  • Warsaw
Senior Big Data Engineer
Warszawa, Warsaw, Masovian Voivodeship, Polska
Grid Dynamics Poland
9. 5. 2024
Informacje o stanowisku

Senior Big Data Engineer

Miejsce pracy: Warszawa

Technologies we use

Expected

  • Scala
  • Java
  • Apache Hadoop
  • Apache Spark
  • Kubernetes
  • SQL
  • MySQL
  • PostgreSQL
  • MongoDB
  • Cassandra

Operating system

  • Windows

About the project

We are looking for experienced Big Data Engineer specializing in Scala, Hadoop, and Spark within a large enterprise digital product company. The role involves a mix of technical proficiency, strategic thinking, collaboration, and proactive problem-solving to deliver robust and scalable data solutions.

Your responsibilities

  • Design and Develop Big Data Solutions: Architect, design, and implement scalable and reliable big data solutions using Scala, Hadoop, and Spark technologies to meet business requirements.
  • Data Ingestion and Processing: Develop robust data ingestion processes to acquire, clean, and transform large volumes of structured and unstructured data from various sources into usable formats.
  • Optimize Data Pipelines: Build and optimize data pipelines and workflows for efficient data processing, storage, and retrieval, ensuring high performance and low latency.
  • Cluster Management and Optimization: Manage and optimize Hadoop cluster resources to ensure high availability, reliability, and scalability of big data applications.
  • Real-Time Data Processing: Implement real-time data processing solutions using Spark Streaming or other similar technologies to enable real-time analytics and decision-making.
  • Data Quality and Governance: Establish and enforce data quality standards, data governance policies, and best practices to ensure data accuracy, consistency, and integrity across systems.
  • Performance Tuning and Monitoring: Monitor system performance, troubleshoot bottlenecks, and conduct performance tuning of Spark jobs and Hadoop clusters to optimize resource utilization and job execution times.

Our requirements

  • Strong Programming Skills: Proficiency in Scala and Java, including a deep understanding of functional programming concepts in Scala.
  • Expertise in Big Data Technologies: Extensive experience with Apache Hadoop ecosystem components such as HDFS, MapReduce, Hive, Pig, and HBase.
  • Advanced Spark Knowledge: In-depth knowledge of Apache Spark, including Spark Core, Spark SQL, Spark Streaming, and MLlib for large-scale data processing and analytics.
  • Data Modeling and ETL: Experience with data modeling, schema design, and implementing efficient ETL (Extract, Transform, Load) processes using big data technologies.
  • Cluster Management Tools: Hands-on experience with cluster management tools like Apache YARN, Apache Mesos, or Kubernetes for resource allocation and job scheduling.
  • SQL and NoSQL Databases: Proficiency in SQL for querying and analyzing data stored in relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Cassandra).

This is how we organize our work

This is how we work

  • in house
  • agile
  • scrum

Development opportunities we offer

  • external training
  • industry-specific e-learning platforms
  • intracompany training
  • soft skills training
  • substantive support from technological leaders
  • technical knowledge exchange within the company

What we offer

  • Opportunity to work on bleeding-edge projects
  • Work with a highly motivated and dedicated team
  • Competitive salary
  • Flexible schedule
  • Benefits package - medical insurance, sports
  • Corporate social events
  • Professional development opportunities
  • Well-equipped office

Benefits

  • private medical care
  • flexible working time
  • fruits
  • integration events
  • corporate gym
  • corporate library
  • no dress code
  • video games at work
  • coffee / tea
  • leisure zone
  • employee referral program
  • opportunity to obtain permits and licenses

Recruitment stages

  • HR (Non Technical) Interview
  • Technical Interview
  • Non-Technical Interview

Grid Dynamics Poland

Grid Dynamics (Nasdaq:GDYN) is a digital-native technology services provider that accelerates growth and bolsters competitive advantage for Fortune 1000 companies. Grid Dynamics provides digital transformation consulting and implementation services in omnichannel customer experience, big data analytics, search, artificial intelligence, cloud migration, and application modernisation. Grid Dynamics achieves high speed-to-market, quality, and efficiency by using technology accelerators, an agile delivery culture, and its pool of global engineering talent. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the US, UK, Netherlands, Mexico, and Central and Eastern Europe. To learn more about Grid Dynamics, please visit www.griddynamics.com. Follow us on Facebook, Twitter, and LinkedIn.

Klikając w przycisk „Aplikuj”, „Aplikuj teraz” lub w inny sposób wysyłając zgłoszenie rekrutacyjne do Grid Dynamics Ltd , zgadzasz się na przetwarzanie przez Pracodawcę Twoich danych osobowych zawartych w zgłoszeniu rekrutacyjnym w celu prowadzenia rekrutacji na stanowisko wskazane w ogłoszeniu.www.griddynamics.com
INFORMATION ON PERSONAL DATA PROCESSING I. Personal data controllerGrid Dynamics Poland sp. z o.o. is a member of the Grid Dynamics Group. List of members of the Grid Dynamics Group:Grid Dynamics Holdings, Inc - The United StatesGrid Dynamics LLC Beograd - Novi Beograd - SerbiaLLC “Grid Dynamics” - RussiaLLC “Grid Dynamics Ukraine” - UkraineCometera Ukraine LLC - UkraineGrid Dynamics Poland LLC. - PolandDaxx Web Industries B.V. - The NetherlandsDX International B.V. - The NetherlandsDX4 Services B.V. - The NetherlandsDaxx So B.V. - The NetherlandsTixx So LLC - UkraineAndy So LLC -Ukraine II.Due to the scope of mutual connections and the organization of the personal data processing processes, all entities from the Grid Dynamics Group are co-administrators of your personal data.Contact point:The entity to contact with regard to the processing of your personal data is Grid Dynamics Poland sp. z o.o. with its registered office in Kraków, al. 3 May 9, 30-062 Kraków, KRS number 0000511476, NIP number 5252588225, REGON number 14727132800000.You may contact it by electronic mail dpo@griddynamics.com or by traditional mail sending a letter to the address of Grid Dynamics Poland sp. z o.o. In the correspondence please add a note: “personal data protection”.Purpose and legal basis of personal data processingYou are reminded that provision of your personal data is voluntary but required for participation in the recruitments conducted by Grid Dynamics Group entities.Should you not provide your personal data, you will not be able to participate in the recruitments and, as a result, get employed.Article 6(1a) of GDPR1 – consent of the data subjectTo the extent to which you gave your consent to the processing of your personal data for the purpose of using them in future recruitments conducted by Grid Dynamics Group entities1 Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation) III.IV.1. 2.You may withdraw your consent to the processing of your personal data at any time. This however will not affect the legality of the processing that Grid Dynamics Group entities performed on the basis of your consent before its withdrawal. We will process the data for 3 years.Article 6(1)(b) GDPR – processing is necessary in order to take steps at the request of the data subject prior to entering into a contract – if the employment will have the form of a civil-law contractFor the purpose of conducting the recruitment process.Article 6(1)(c) GDPR – processing is necessary for compliance with the legal obligations to which Grid Dynamics Group entities are subject – if the employment will have the form of an employment contractFor the purpose of compliance with the obligations to which Grid Dynamics Group entities are subject under labor law regulations in connection with recruitment for the offered jobsArticle 6(1)(f) of GDPR – processing is necessary for the purposes of the legitimate interests pursued by Grid Dynamics Group entitiesFor the purpose of establishment, exercise or defense of legal claims in connection with litigations and proceedings before public authorities or other proceedings, including for exercise or defense of legal claims.For the purpose of making the personal data available within the Grid Dynamics Group.To ensure an efficient course of the recruitment processes through utilizing appropriate technical and organizational solutions.Providing your personal data to a client of a relevant Grid Dynamics Group entity to verify the adequacy of your qualifications to perform the duties defined by the client.The legitimate interests of the controller in the case of personal data processing pursuant to Article 6(1)(f) GDPR include:a. exercise and defense of potential legal claims,b. transfer of data within a group of undertakings,c. verification of the adequacy of your qualifications.Recipients of personal dataYour personal data may be made available to the following recipients or recipient categories: Publicauthoritiesandentitiesperformingpublicdutiesoractingupontheorderofpublicauthoritiesto the extent and for the purposes following from the provisions of law;Entities providing services to Grid Dynamics Group entities in the area of payroll, recruitment services, immigration, benefit services, located in countries in which your personal data may be processed based on an intra-group agreement, i.e. The United States, Poland, Russia, Ukraine, Serbia, The Netherlands.Transfer of personal data outside the European Economic AreaYour personal data will be transferred to Grid Dynamics Group entities located outside the European Economic Area: Grid Dynamics Holdings, Inc - The United StatesGrid Dynamics LLC Beograd - Novi Beograd - SerbiaLLC “Grid Dynamics” - RussiaLLC “Grid Dynamics Ukraine” - UkraineCometera Ukraine LLC - UkraineTixx So LLC - UkraineAndy So LLC - UkraineData transfers outside the European Economic Area are based on an intra-group agreement with Grid Dynamics Group entities.V. Period of data processingThe personal data will be processed for a period necessary for the purposes specified in Section II.VI. Rights of the data subjectsIn connection with the processing of your personal data by Grid Dynamics Group entities, you have the right to:a) accessyourpersonaldatab) demandtohaveyourpersonaldatarectified(deleted)c) demandtohaveyourpersonaldataremovedd) demandtolimityourpersonaldataprocessinge) moveyourpersonaldataf) object to the processing of your personal data.We will not make any automated decisions with regard to you.VII. Right to file a complaint with the President of the Personal Data Protection OfficeIf you deem that the processing of your personal data by Grid Dynamics Group entities breaches the provisions of GDPR, you have the right to file a complaint with the President of the Personal Data Protection Office (ul. Stawki 2, 00-193 Warsaw).

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