Big Data Software Engineer at OpenX
Krakow, PL

OpenX is looking for talented and highly motivated Big Data Software Engineer to help us innovate and improve our products. You will work in all aspects of agile application development, including our enterprise platform that interfaces with a multitude of services that are dependent on to deliver billions of requests per day. Your opinions will be important in all phases of product development, starting from requirements to validation and deployment.

Working on the enterprise platform, you will be working with multiple distributed teams to architect, create, and deliver new features and functionality in order to deliver the best possible advertising experience in the market. Scalability, performance, and rock-solid reliability are all factors to consider with every line you code.

Project

You will be part of the core data development team. Our exchange handles billions of ad requests daily connecting thousands of publishers with demand partners. Each request produces data events that have to be processed to extract business value from them. Daily our applications produce more than 1PB of data.

Please note: all stages are run remotely

Key Responsibilities

    • Design large-scale data processing systems
    • Work with Product to drive the requirements, and own the project end-to-end
    • Analyze and improve efficiency, scalability, and stability of applications
    • Think long-term and be unsatisfied with band-aids
    • Identify unnecessary complexity and remove it

 

Required Qualifications

    • Ideally 5+ years working experience in Java, large scale Hadoop environments, performance tuning and monitoring
    • Expertise using an appropriate mix of application in the big data ecosystem (Kafka, Spark, Hadoop MapReduce, Hive, YARN, Zookeeper, HBase, and other NoSql products)
    • Experience with databases system design, RDBMs or NoSQL
    • Experience Google Cloud Platform, k8s and docker is a big advantage
    • Experience working in digital media, marketing technology or advertising technology is a big plus.

 

Desired Qualifications

    • Fluently speak algorithms and data structures and platforms (Linux)
    • Be comfortable using the right tools and languages for the job, even brand new ones
    • Have the ability to develop scalable, modular applications
    • SCRUM / Agile environment experience

 

Desired Characteristics

    • Good written & oral communication skills
    • Good sense of humour
    • Team player
    • Self-starter with the ability to independently identify and act on areas of improvement

 

What We Offer

    • Employment contract
    • Free catered lunches every Monday, Wednesday and Friday
    • Extra days off
    • Travel allowance
    • Private medical healthcare for you and your relatives
    • Life insurance
    • Multicafeteria
    • Standing desks - all desks at our office are adjustable
    • Snacks & Drinks (healthy options available)
    • SocialX Club
    • Great opportunities to work with your local team as well as with the teams in the US
    • New modern office close to the City Center

 

Company At a Glance

OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.

At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.

OpenX Values

Our five company values form a solid bedrock serving to define us as a group and guide the company. Our values remind us that how we do things often matters as much as what we do.

We are one

One team. No exceptions. We are a group of strong and diverse individuals unified by a clear common purpose.

Our customers define us

We know our business flourishes or dies because of our customers.

OpenX is mine

We are all owners of OpenX. We stake our personal and professional reputations on the excellence of our work.

We are an open book

We are eager to teach and share what we know with others.

We evolve fast

We take risks and confront failure openly. We recognize and repeat success aggressively. We actively seek out and provide constructive criticism. Defensiveness is for weaklings!

The above job description is not intended to be an all-inclusive list of duties and standards of the position. Incumbents will follow any other instructions, and perform any other related duties, as assigned by their supervisor, policy and company management.

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