Sr. Fullstack Engineer - Messaging Platform

Yahoo serves as a trusted guide for hundreds of millions of people globally, helping them achieve their goals online through our portfolio of iconic products. For advertisers, Yahoo Advertising offers omnichannel solutions and powerful data to engage with our brands and deliver results.

It takes powerful technology to connect our brands and partners with an audience of nearly 900 million. Whether you’re looking to write mobile app code, engineer the servers behind our massive ad tech stacks, or develop algorithms to help us process trillions of data points a day, what you do here will have a huge impact on our business—and the world. Want in?

The Messaging Platforms team is responsible for building and maintaining the platforms, services, and pipelines which enable Yahoo to target the right user with the right notification at the right time. We send billions of push notifications a day through our platform Rivendell. Our data pipelines enable the delivery of large scale newsletters. We leverage cutting edge technologies to deliver highly impactful projects enabling Yahoo to compete on a global scale.

Responsibilities:

This job will focus on backend, but there will be periods where we need to enhance our 2 user-facing applications written in React and Angular. You will also work on their Python and Java backends as well as our core platforms which are mainly written in Java. You will be a team leader, looking to ensure best practices are followed and ensuring junior developers thrive through a combination of code reviews and direct feedback. You will look to expand the platform by understanding business objectives and requirements. 

You are a self-driven and motivated individual that wants to make an impact. You are a free thinker, have a hunger to learn, willing to try out new tools and technologies and willing to look for the best and most practical solution to any given problem (rather than the quickest or easiest). You take on challenges head on and work well under pressure. No task is too big or small for you and you treat everything with equal merit. You are a good team player and thrive as part of a team of equally talented and motivated individuals. You are a strong communicator.

What You'll Be Doing:

• Work on development initiatives as part of a scrum team on sprint cycles.

• Closely interact with our stakeholders (Product Owners/Managers, Business Analysts, others) for clarity on sprint items and for verification of developed solutions.

• Participate in team activities such as sprint grooming sessions, project or product discussions, brown bags as well as the occasional team outing.

• Follow appropriate coding standards and best practices as applicable.

• Document your work well.

• Participate in code reviews for your peers.

• Collaborate with your peers to find solutions to complex problems. Share knowledge with your peers and also learn from them as required.

• Work on operational and production support for the applications we build and maintain.

• Work towards quarterly team and organizational goals that should be result oriented and measurable.

Required:

• 6+ years of experience in Software Engineering

• Bachelor's or Master's degree in Computer Science or a related field

• Proficiency in web and UI design, including experience with React or Angular

• Thorough understanding of object-oriented programming and modern Java practices

• Extensive experience with both relational and non-relational databases

• Strong analytical, problem-solving, and debugging skills

Preferred:

• Expertise in building React front-ends that interact with Spring Boot APIs via REST and GraphQL

• Experience with Python or a willingness to learn

• Familiarity with Cloud Providers (AWS, GCP)

• Experience utilizing AI Agents for code development

• Experience building and debugging Multi Threaded Java applications

 

The material job duties and responsibilities of this role include those listed above as well as adhering to Yahoo policies; exercising sound judgment; working effectively, safely and inclusively with others; exhibiting trustworthiness and meeting expectations;