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Portfolio Jobs

Looking for your next role? Take a look at these exciting jobs at Sapphire Ventures’ portfolio companies. Our Talent team is passionate about connecting you to your dream job!

Mid JavaScript Engineer (II)

OpenX

OpenX

Software Engineering
Kraków, Poland
Posted on Thursday, July 27, 2023
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.
We are operating at a scale:
100% Cloud-based (GCP) platform
Over 400 billion Ad requests every day
Over 120 000 CPU daily
Over 140 TB RAM daily
Over 50 PB of data per week
Over 1200 production deployments a month
We’re looking for talented, communicative, and curious engineers to join our amazing team in Cracow, Poland. Currently, we’re looking for a JavaScript/Typescript Software Engineer. If you’re open-minded, proactive, and self-organized we want to talk to you.

What we offer

  • Working with the newest technologies such as Cloud Computing (GCP)
  • Experienced Team (50% of the company are senior developers!)
  • 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 (based in Poland)
  • Employment contract

Key Responsibilities

  • Working on our UI platform, its components, and pipelines
  • Architect, create, and deliver new features and functionality
  • Own the project end-to-end
  • Work with Engineering and Product teams distributed across multiple locations
  • Cooperate with the UX team on a daily basis
  • Think long-term and be unsatisfied with band-aidsIdentify unnecessary complexity and remove it

Required Qualifications

  • 2+ years experience with building SaaS applications using JavaScript/Typescript
  • Experience with React or other frontend frameworks
  • Strong knowledge of REST API and/or GraphQL
  • Strong knowledge of fronted tools Webpack, Babel etc.
  • Experience with Redux or other state management
  • Familiarity with Material UI
  • Understanding of authentication and authorization standards, including OAUTH, OIDC, JWT
  • Communicative English

Nice to Have Qualifications

  • Experience with databases system (relational or NoSQL)
  • Familiarity with containerization (Docker, Podman) is a plus
  • Experience with Google Cloud Platform or Amazon Web Service
  • Experience working in digital media, marketing technology, or advertising technology is a big plus

Desired Characteristics

  • Up to date with rapidly changing technologies
  • Good written & oral communication skills
  • Team player
  • Self-starter with the ability to independently identify and act on areas of improvement
  • Ability to rapidly learn and understand new systems

Our benefits

  • Annual performance bonus
  • Tax-deductible system due to copyright protection: 75%
  • Private health care for you and your family (covered by OpenX)
  • Private life and travel insurance (Covid insurance included)
  • MultiKafeteria program
  • Training: access to the LinkedIn learning platform and Tech workshops
  • Holiday Allowance
  • Pension scheme (PPK from PZU)
  • Additional paid day off
  • Free parking lot
  • Access to peer to peer recognition platform
  • Monthly work-from-home allowance and one-time payment when you join us to help you set up your home office
  • Work from home (from Poland)
  • We celebrate team members' important personal milestones (vouchers, gifts)
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 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.
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 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: March 1, 2022