Senior Big Data Engineer

Sii Sp. z o.o.; Bydgoszcz; Hybrid; PLN 200,000 - 250,000; Full time

Job summary

A technology solutions company in Poland is seeking a senior software developer to join their Competency Center Digital. You will work on high-traffic applications for an American tech firm, focusing on integrating Big Data tools and deploying core services. Ideal candidates have at least 9 years of experience, proficiency in Java and Spark, and a strong background in Agile projects. A comprehensive benefits package and growth opportunities are offered.

Benefits

Private healthcare

Benefits cafeteria platform

Car discounts

Investment in professional growth

Qualifications

• Min. 9 years of industry 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.

Responsibilities

• Integrate and improve Big Data tools and frameworks.
• Develop and deploy critical parts of the services.
• Optimize distributed microservices and Spark applications.

Skills

Java

Spark

Agile methodologies

Hadoop Stack

Kafka

NoSQL databases

Tools

Jenkins

Containers

Argo CD

Job description

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.

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

Qualifications

• Min. 9 years of industry 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
• Residing in Poland required

Benefits

• 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