Senior Staff Software Engineer (Analytics Infra) - Bucharest

Senior Staff Software Engineer (Analytics Infra)
Bucureşti
Bucharest, Bucharest, Romania

Who We Are:

Sirius
XM and its brands (Pandora, Sirius
XM Media, Ads
Wizz, Simplecast, and Sirius
XM Connect) are leading a new era of audio entertainment and services by delivering the most compelling subscription and
- supported audio entertainment experience for listeners – in the car, at home, and anywhere on the go with connected devices. Our vision is to shape the future of audio, where everyone can be effortlessly connected to the voices, stories and music they love wherever they are.

This is where a diverse group of emerging talent and legends share authentic and purposeful songs, stories, sounds and insights through some of the best programming and technology in the world. Our critically acclaimed,
- leading audio entertainment encompasses music, sports, comedy, news, talk, live events, and podcasting. Regardless of their role, each of our employees is vital in bringing Sirius
XM’s vision to life daily.

Sirius
XM Media is the gateway for marketers to North America's most prominent digital audio advertising ecosystem. As the combined advertising revenue organization of Sirius
XM Holdings Inc. , Sirius
XM Media spans across leading owned and operated audio platforms Pandora and Sirius
XM; innovative ad tech solutions powered by Ads
Wizz; sonic creative consultancy Studio Resonate; and an extended content network featuring exclusive monetization agreements with Audiochuck, NBC Universal, Sound
Cloud, and many more. Reaching more than 150 million listeners each month, Sirius
XM Media delivers audiences the tailored brand experiences they crave while putting creators first, making it easy for every marketer to produce, plan, buy and measure across its entire audio universe.

Ads
Wizz, a subsidiary of Sirius
XM, is the leading global provider of digital audio and podcast advertising solutions. Ads
Wizz is the underlying monetization solution for
- known music platforms, podcasts, and broadcasting groups worldwide, giving advertisers of all sizes unprecedented access to premium and niche audio content. Through dynamic ad insertion, advanced programmatic platforms, and innovative audio formats, Ads
Wizz efficiently connects buyers and sellers for digital audio and podcast advertising. Ads
Wizz is a global company with a presence in over 40 countries and a Technology Development Hub in Bucharest, Romania.

How you’ll make an impact:

As a Senior Staff Software Engineer, you will be a senior technical leader in a
- performing team focused on building scalable backend systems,
- trust data products, and advanced reporting solutions that power Sirius
XM’s and Ads
Wizz’s ad monetization platforms. You will lead architecture and design efforts across our data pipelines, services, and data APIs ensuring performance, reliability, and extensibility at scale.

What you’ll do:

Design and build
- performance, stable, scalable Ads
Wizz data systems that will be deployed in an enterprise setting.

Lead architecture reviews and technical planning sessions in close partnership with data and personalization product leadership counterparts to align systems design with business goals.

Work with various teams of engineers building software in a collaborative development process.

Execute tasks with utmost clarity and precision, demonstrating a strong sense of ownership and providing clear direction to drive projects forward effectively.

Collaborate with the Product team to clarify the scope of the projects by giving thoughtful feedback which challenges and clarifies requirements intent.

Collaborate with the Global Operations and Cloud Infrastructure teams to ensure flawless production deployments and support the Incident Management team.

Responsible for conducting technical interviews as needed, ensuring a consistently high bar for engineering excellence and performance standards.

Responsible for mentoring/growing junior engineers.

What you’ll need:

Bachelor’s Degree in Computer Science/Mathematics or a similar field.

Solid understanding of engineering software processes, lifecycle methodology, configuration management, release management, and system verification and testing.

Ability to work independently and oversee entire projects or significant parts, focusing on completing the tasks on time.

Proven ability to research and become proficient in new technologies

Strong analytical and
- solving skills, with meticulous attention to detail and a dedication to continuous improvement.

Experience in contributing to software architecture discussions and producing clear, structured documentation

Interpersonal skills and ability to interact and work with staff at all levels.

7+ years of software engineering experience in Javaprogramming language (preferably JDK17 or higher)

3+ years of experience developing and designingdata applications and data pipelines

Experience crafting microservicesand scalable products, utilizing diverse cloud platforms (ideally AWS)

Mandatory technical expertise in the following areas:

- Developing RESTful API-based microservices using Python, Java or similar

- Working with cloud data warehouse & analytics platforms (Snowflake, Big
Query)

- Designing, building, and managing data pipelines using Spark, Big
Query, AWS EMR, and GCP Cloud Analytics

- Experience building
- time services on top of distributed OLAP systems (e. g. , Druid, Single
Store)

- Messaging platforms and stream data processing (like Kafka, Flink, Pub/Sub)

- Data pipeline expectations framework experience (like Monte Carlo data, Great Expectations, Soda)

- Working with containers (Docker, Kubernetes)

- Observability tools like Prometheus, Grafana, ELK stack

- Collaboration tools like Miro (or Lucidchart), Jira and Confluence

We consider a plushaving relevant expertise in any of the following areas:

- Designing and maintaining Public APIs and data contracts

- Security basics (e. g. , OAuth2 standard)

- Foundational Amazon Cloud Services, like S3, Cloud
Trail, SQS, SNS, Lambda, API Gateway, Elastic
Cache, Athena, Kinesis, EKS, Cognito, and others

- Distributed OLAP databases knowledge (Druid, Dynamo
DB, Single
Store, or others)

- Hands on experience with AI coding assistants and tools to help with coding and data analytics.

Our offer – what’s in it for you:

Casual & friendly working environment with opportunities to impact the company with your ideas and involvement

Technology diversity, interesting technical exposure in building the best
- tech product on the market

Corporate annual bonus system to celebrate personal and company wins

Individual training budget to use as you like for skill improvement

Summer Fridays after 1PM

Meal tickets card for enjoyable lunch breaks

Gift cards for special events and holidays

Private medical subscription to keep you healthy

Suitable hardware devices (new laptops / Macs, displays etc. )

Company offsites, CSR activities, and getaways to stay connected and keep the flame alive

Our goal at Sirius
XM is to provide and maintain a work environment that fosters mutual respect, professionalism, and cooperation. Sirius
XM is an equal opportunity employer that does not discriminate based on actual or perceived race, creed, color, religion, national origin, ancestry, alienage or citizenship status, age, disability or handicap, sex, gender identity, marital status, familial status, veteran status, sexual orientation or any other characteristic protected by applicable federal, state or local laws.

The requirements and duties described above may be modified or waived by the Company in its sole discretion without notice.

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R-2025-08-43