SiriusXM Radio, Inc. is hiring: Principal Software Engineer, Ads Technology Ente

Who We Are

SiriusXM and its brands (Pandora, SiriusXM Media, AdsWizz, Simplecast, and SiriusXM Connect) are leading a new era of audio entertainment and services by delivering the most compelling subscription and ad-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 the place where a diverse group of emerging talent and legends alike come to share authentic and purposeful songs, stories, sounds and insights through some of the best programming and technology in the world.

Our critically-acclaimed, industry-leading audio entertainment encompasses music, sports, comedy, news, talk, live events, and podcasting.

No matter their individual role, each of our employees plays a vital role in bringing SiriusXM's vision to life everyday.

About AdsWizz

AdsWizz, a subsidiary of SiriusXM, is the leading global provider of digital audio and podcast advertising solutions.

AdsWizz is the underlying monetization solution for well-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, AdsWizz efficiently connects buyers and sellers for digital audio and podcast advertising.

AdsWizz 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 Principal Software Engineer you will join a highly performing-team of engineers who architect, and design backend and big data services that are robust, scalable and secure.

You will collaborate with cross-continent teams and execute initiatives while providing insights so AdsWizz technology infrastructure evolves with business objectives.

What you'll do

• Design and build high-performance, stable, scalable AdsWizz systems that will be deployed in an enterprise setting.


• Define and execute technology roadmap for AdsWizz's Supply Side, and Demand side Platforms.


• Stay updated on the latest IAB standards for Ad Serving ecosystems, like oRTB, VAST, and adopt them onto AdsWizz services.


• Develop and maintain enterprise architecture frameworks that guide the technology investments across AdsWizz.


• Collaborate with data engineers, and design scalable & maintainable data pipelines and architectures


• Lead high-level architecture discussions and planning sessions with Product and Engineering teams.


• Collaborate with senior leadership to ensure that the AdsWizz's technology roadmap are inline with its strategic objectives


• 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.


• Serve as a mentor, foster a collaborative environment and encourage and guide team members by being honest and direct.


• Collaborate with the Product team to clarify the scope of the projects.


• Collaborate with the Dev/Cloud Operations teams to ensure flawless production deployments and support the Incident Management team.


• Contribute to the growth of various teams, by participating in interviewing and recruiting activities.

What you'll need

• Bachelor's or Master's Degree in Computer Science, Mathematics, or a related field


• 10+ years of software engineering experience in Java (preferably the latest JDK version)


• 7+ years of experience developing microservices and scalable products across diverse cloud platforms (ideally AWS), implementing best practices and design patterns for microservices-based applications


• Expertise in digital ad-serving concepts such as forecasting, pacing models, and real-time bidding


• Experience with advertising-related protocols such as OpenRTB and related data models


• Strong understanding of engineering software processes, lifecycle methodology, configuration management, release management, and system verification/testing


• Ability to work independently and manage entire projects or significant components, ensuring timely delivery


• Ability to collaborate with cross-timezone teams and negotiate design trade-offs aligned with organizational goals and priorities


• Proven ability to research and adopt new technologies


• Experience identifying and debugging performance bottlenecks


• Strong understanding of RESTful API design principles, API security standards, and best practices in API versioning and management


• Experience with frontend technologies such as Angular, React, or WebComponents (a plus)


• Strong analytical and problem-solving skills, with meticulous attention to detail and a commitment to continuous improvement


• Proficiency in creating detailed software architecture diagrams


• Strong interpersonal skills with the ability to interact and work with staff at all levels

Strong Technical Expertise In

• REST API-based microservices using SpringBoot / Dropwizard and Hibernate


• Developing large-scale, high-availability microservices with circuit breakers and fault-tolerant design


• Designing and maintaining public APIs with best-practice version control and backwards compatibility


• IAB-defined protocols such as oRTB and VAST


• Relational databases (preferably MariaDB or MySQL); NoSQL database knowledge is a plus (e.g., Druid, DynamoDB, MongoDB)


• Caching implementations (e.g., Redis, Memcached)


• Messaging platforms (preferably Kafka, AWS EventBus)


• Security fundamentals, including OAuth2 standards


• Containerization technologies such as Docker and Kubernetes


• AWS Cloud Services, including Redshift, Glue, S3, Lambda, API Gateway, ElasticCache, CloudTrail, Athena, Kinesis, SQS, EKS, Cognito, etc.


• Automated integration testing frameworks and tools such as Wiremock, Cucumber, and Playwright


• Observability tools such as Prometheus, Grafana, and the ELK stack


• Collaboration tools such as Lucidchart, Jira, and Confluence

At SiriusXM, we carefully consider a wide range of factors when determining compensation, including your background and experience.

These considerations can cause your compensation to vary.

We expect the base salary for this position to be in the range of $158,100 to $277,000 and will depend on your skills, qualifications, and experience.

Additionally, this role might be eligible for discretionary short-term and long-term incentives.

We encourage all interested candidates to apply.

Our goal at SiriusXM is to provide and maintain a work environment that fosters mutual respect, professionalism and cooperation.

SiriusXM is an equal opportunity employer that does not discriminate on the basis of 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.