Software Engineer, Big Data Analytics

R&D Prague, Czech Republic


About Sizmek
Sizmek is the largest independent buy-side advertising platform that creates impressions that inspire. In the digital world, creating impressions that inspire is vital to building meaningful, long-lasting relationships with your customers. Sizmek provides powerful, integrated solutions that enable data, creative, and media to work together for optimal campaign performance across the entire customer journey. Our AI-driven decisioning engine can identify robust insights within data across the five key dimensions of predictive marketing—campaigns, consumers, context, creative, and cost. We bring all the elements of our clients’ media plans together in one place to gain better understanding for more meaningful relationships, make every moment of interaction matter, and drive more value across the entire plan. Sizmek operates its platform in more than 70 countries, with local offices in many countries providing award-winning service throughout the Americas, EMEA, and APAC, and connecting more than 20,000 advertisers and 3,600 agencies to audiences around the world.

Job Summary
We are looking for software engineers to join the team responsible for the biggest data sets in the company, such as events from real-time bidding traffic or from serving media content. Every day we ingest data streams from around the globe, process terabytes of data and provide them to other teams within the company, as well as build analytics and insight into the data for our customers.

What You'll Do
  • Build fault-tolerant, scalable batch and real-time distributed data processing systems
  • Daily use technologies such as Map-Reduce, Spark, Hive, Storm, Flink, Kafka, HBase, OpenTSDB, Couchbase
  • Participate in architecture discussions, influence the road map, take ownership and responsibility over new projects
  • Optimize performance and resource utilization on large production clusters
  • Maintain and support existing platforms and applications, evolve them to newer tech stacks and architectures
  • Contribute to open source projects
What You'll Need
  • Experience and enthusiasm for distributed data processing at scale, eagerness to learn new things
  • Exposure to the whole software development lifecycle from inception to production and monitoring
  • Fluency in Java or solid experience in Scala
  • Excellent interpersonal and communication skills
What We'll Consider An Added Bonus
  • Experience with large scale / multi-tenant distributed systems
  • Experience with columnar / NoSQL databases
  • Experience with configuration management tools such as Puppet, Salt, Ansible
  • Experience with debugging and tuning JVM garbage collection and memory problems