OpenX Technologies

Senior Software Engineer III (Java)

Posted 7 Days Ago

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Hiring Remotely in Kraków, Małopolskie

Remote or Hybrid

139-155 Hourly

Senior level

AdTech • Enterprise Web • Information Technology • Machine Learning • Marketing Tech • Sales

OpenX is an ad tech company that drives optimal value for advertisers through high-scale marketplaces across all screens

The Role

The Senior Software Engineer III will design and improve high-performance digital advertising technologies, collaborate with Product teams, and enhance system efficiency and stability.

Summary Generated by Built In

Company at a Glance

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 is looking for a talented and highly motivated Regular 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 depended 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.

The team is using the following technologies:

Frontend: JS/TS, React, Material UI

API: Python

Backend: Java, Go, Erlang, Elixir

CICD: Cloudbuild, Spinnaker

What we offer:

Employment contract (17 000 - 19 000 PLN gross/monthly) OR B2B (139 - 155 PLN net/hourly)
Working with the newest technologies such as Cloud Computing (GCP)
Challenges at work that are difficult to find anywhere else!
Solving important problems in a scale
Joining a company that is growing and scaling
Flexible working hours & remote work option

Key Responsibilities:

Design high-performance, distributed, low-latency systems
Architect, create, and deliver new features and functionality
Work with Product to drive the requirements, and own the project end-to-end
Analyse and improve efficiency, scalability, and stability of servers and processes
Think long-term and be unsatisfied with band-aids
Identify unnecessary complexity and remove it

Required Qualifications:

ideally 4+ years of working experience in Java
experience, please still get in touch with us
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.
Communicative Polish and English

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

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

We are one team. There are no exceptions. We are a group of strong and diverse individuals unified by a shared mission. We embrace challenges and win together as a team. We respect and care about our colleagues and cultivate an inclusive culture

WE ARE CUSTOMER CENTRIC

We innovate on behalf of our customers. We understand, respect, and listen carefully to our customers. We build great products to solve our customers’ problems. We manage our customers’ expectations clearly and honestly. We are a trusted partner to all of our customers - we act with integrity at all times. We care.

OPENX IS OURS

We are all owners of OpenX

We all have a voice to improve OpenX

We stake our personal and professional reputations on the excellence of our work

We are not interested in just "doing our jobs"; we take ownership to drive results

WE ARE AN OPEN BOOK

We understand and respect what each of us does. We are eager to teach and share what we know with others, both internally and externally. We are eager to learn from others and we ask questions internally and externally.

WE EVOLVE FAST

We take responsible risks and own and learn from our mistakes. We recognize and repeat success. We actively seek out and provide constructive feedback. We adapt quickly and embrace change. We tackle growth and learning with real urgency. We are endlessly curious.

OpenX TRAITS

Our three traits capture what makes a great team member at OpenX.

HUMBLE

Ideal team players are humble and demonstrate integrity. They put the team's success above their own, share credit generously, and value collective achievements. They are self-assured, open to coaching, and committed to continuous learning.

DRIVEN

Ideal team players are results-driven and motivated. They are curious, always seeking more to do, learn, and take on. As proactive problem-solvers, they take initiative without needing external motivation. They continuously think about the next steps and opportunities for improvement.

SMART

Ideal team players are smart and possess the intellectual acumen to understand the complexities of our organization and industry. They are interpersonally intelligent, good communicators, and exemplify sound judgment in their interactions across the company to foster a collaborative environment.

OpenX is committed to equal employment opportunities.

It is a fundamental principle at OpenX not to discriminate against employees or applicants for employment on any legally-recognized basis including, but not limited to: age, race, creed, color, religion, national origin, sexual orientation, sex, disability, predisposing genetic characteristics, genetic information, military or veteran status, marital status, gender identity/transgender status, pregnancy, childbirth or related medical condition, and other protected characteristic as established by law.

OpenX Applicant Privacy Policy

Applicants can review our Applicant Privacy Policy at any time by visiting the following link: https://www.openx.com/privacy-center/applicant-privacy-policy/.

Effective Date of the Privacy Policy: November 21, 2024

Top Skills

Docker

Elixir

Erlang

Google Cloud Platform

Java

JavaScript

Kubernetes

Material Ui

Python

React

What the Team is Saying

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The Company

HQ: Pasadena, CA

420 Employees

Year Founded: 2007

What We Do

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. We’re an independent omni-channel supply-side platform (SSP) and a global leader in supply-side targeting, transparency, and sustainability. Through our 100% cloud-based tech stack, we power advertising across CTV, app, mobile web, and desktop, enabling publishers to deliver marketers with improved performance and dynamic future-proofed solutions. With a 17-year track record of programmatic innovation, we're a direct and trusted partner of the world’s largest publishers, working with more than 130,000 premium publisher domains and over 100,000 advertisers.

Why Work With Us

At OpenX, we value curiosity, innovation, and diversity. We are passionate about pushing the boundaries of ad tech and finding new ways to deliver value to our partners and we know our best chance of delivering is by creating diverse and inclusive teams where employees can do their best work being their authentic selves.