Senior Big Data Engineer

Senior Big Data EngineerMiejsce pracy: WarszawaTechnologies we useExpected

• Apache Spark
• Apache Hadoop
• map-reduce
• Delta Lake
• Apache Kafka
• Java
• Scala

Optional

• Hbase
• Cassandra

About the project

Join our Competency Center Digital and a new team that focuses on real-time data capture and decisioning. You will work on high-traffic, high-visibility applications, handling immense amounts of data and solving challenging scaling problems in a project for an American technology company specializing in software and digital services. You will contribute to delivering a streamlined set of core services built on top of the data layer, focusing on foundational elements such as identity, profile, segmentation, and edge components.

Your responsibilities

• Integrate and improve Big Data tools and frameworks to provide requested capabilities
• Develop and deploy critical parts of the services and deliver them to production
• Articulate the choice of accurate tools and technologies
• Translate high-level requirements into meaningful tasks and actions
• Optimize distributed microservices and Spark applications to reduce cost and enhance availability
• Participate in sophisticated, large-scale projects in an Agile environment using Java, Jenkins, and Spark
• Collaborate with multi-functional specialists (Product Management, Design, Engineering, etc.) to launch customer-focused solutions

Our requirements

• Min. 9 years of software development experience
• Hands-on experience with open-source technologies such as Spark, Hadoop Stack, and Kafka
• Proven record of delivering highly optimized code in Java
• Experience working with NoSQL databases, preferably HBase and Cassandra
• Proficiency in data structures and algorithms
• Proven expertise in Java, OOP principles, clean design, and design patterns
• Deep understanding of modern cloud technologies and design patterns for building “always-up” services
• Unending curiosity, thoroughness, tenacity, and focus on quickly designing and building sophisticated software systems with great quality to solve customer problems
• Experience with Containers and CI/CD systems like Argo CD and GitOps
• Fluent English required
• Residing in Poland required

Optional

• Experience with other big data tech stacks
• Familiarity with cloud solutions
• Interest in Generative AI

What we offer

• Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
• Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
• We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
• Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
• Comfortable workplace – class A offices or remote work
• Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
• PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
• Investment in your growth – meetups, webinars, training platform and technology blog – you choose
• Fantastic atmosphere created by all Sii Power People

Recruitment stages

• Send your CV
• Talk to us about your expectations
• Learn more about our projects and choose the best
• Start your adventure with Sii

Sii Sp. z o.o.

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 500 professionals and implement projects in a variety of industries for clients from many countries around the world.

The Great Place to Work title, won 10 times in a row, proves that at Sii we create a friendly work environment.

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