Senior Backend Engineer, Yahoo Weather

About Yahoo Weather

Our north star is to build a weather experience so joyful and helpful, you'll tell your friends and family about it. We are reimagining the Yahoo Weather product experience across the company - from our mobile apps to the Yahoo homepage. As millions of people use Yahoo Weather each day to understand how the weather will impact them, we believe that investing in a better product experience will help us fulfill Yahoo's mission to be a trusted guide and enable people to accomplish their goals no matter how big or small.

We are excited to speak with senior-level engineers for this role.

You are a backend engineer who enjoys scaling consumer-facing web and mobile products. You will partner with our engineering team to take Yahoo Weather to the next level. You are comfortable being one of the first members of a newly formed team. You enjoy startup opportunities inside established companies. You love to collaborate with product engineers, product managers, and designers to understand customer problems and deliver great user experiences.

You are highly self-sufficient but also thrive when working together with teammates. And you enjoy sprints and spikes as much as strategy.

• Design, implement, and deploy production backend services exposing well-defined APIs.
• Design APIs for RESTful and Graph
  
  QL interfaces, including versioning, authentication, and error handling
• Handle performance debugging and tuning by identifying bottlenecks using profiling, metrics, and logs. Optimize latency, throughput, and resource usage.
• Own end-to-end services, including architecting, developing, testing, deploying, and supporting backend services in production.
• Production observability: implement logging, metrics, tracing, and alerts to support monitoring and incident response.

• Proficiency and production experience in one or more backend frameworks:
  Java Spring or Quarkus, Node.js with Express (or similar), or Python FastAPI (or similar)
• Experience deploying and operating services in at least one public cloud provider (ex., AWS, GCP, Azure).
• Practical experience with multi-threading, async processing, or event-driven models, including common pitfalls.
• Experience building or maintaining pipelines for ingesting, transforming, or validating data from external sources.
• Experience with SQL databases & No
  
  SQL databases: modeling data, writing efficient queries and data access patterns, and recommending appropriate database engines.
• Comfortable reading, debugging, and extending Java codebases, even if not the primary language
• Familiarity with automated build, test, and deployment pipelines for backend services.
• Experience applying caching strategies (ex. in-memory, distributed cache, HTTP caching) to improve performance.

• Exposure to or interest in working with geospatial data and databases.
• Willingness to deepen expertise in advanced Graph
  
  QL patterns, including schema federation, performance optimization, or API governance.
• Willingness to grow experience in systems with high concurrency, streaming, or near-real-time requirements.
• BS in Computer Science or Engineering or equivalent CS training
• Located in the U.S. Eastern or UK Timezones
• An interest in weather is a big plus

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; and safeguarding business operations and brand integrity.

At Yahoo, we offer flexible hybrid work options that our employees love! While most roles don't require regular office attendance, you may occasionally be asked to attend in-person events or team sessions. You'll always get notice to make arrangements. Your recruiter will let you know if a specific job requires regular attendance at a Yahoo office or facility. If you have any questions about how this applies to the role, just ask the recruiter!

Yahoo is proud to be an equal opportunity workplace. All qualified applicants will receive consideration for employment without regard to, and will not be discriminated against based on age, race, gender, color, religion, national origin, sexual orientation, gender identity, veteran status, disability or any other protected category. Yahoo will consider for employment qualified applicants with criminal histories in a manner consistent with applicable law.

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