Senior Software Development Engineer (AI)

TL;DR

Senior Software Development Engineer (AI): Designing, building, and optimizing high‑scale, high‑performance, low‑latency systems that power real‑time ad auctions and bidding across our marketplace with an accent on improving marketplace efficiency and yield. Focus on applying LLMs and generative AI to improve ad delivery and automate repetitive tasks at scale.

Location: United States - Washington - Seattle

Salary: $184,500.00 to $258,000.00

Company

hirify.global brands power global travel for everyone, everywhere.

What you will do

• Lead the design, implementation, and evolution of backend services that power ad auction and bidding capabilities.
• Drive operational excellence by improving the reliability, scalability, and latency of mission‑critical services.
• Lead operational reviews that use data and incident learnings to drive systemic improvements.
• Partner with Product, Data Scientists, and ML Engineers on features such as relevance optimization, targeting, and performance modeling.
• Apply LLMs and generative AI to improve ad delivery and automate repetitive tasks at scale.
• Mentor and develop engineers across levels through technical guidance, code reviews, and design feedback.

Requirements

• Bachelor’s degree in Computer Science or a related technical field with 8+ years of experience, or Master’s degree with 6+ years, or equivalent related professional experience.
• Experience driving the end‑to-end technical design and delivery of multiple complex, multi‑quarter, cross‑team projects.
• Experience collaborating with product and business partners to identify problems and deliver scalable technical solutions.
• Strong proficiency in at least one programming language (e.g., Java, Kotlin).
• Experience building and operating backend services in the cloud using real-time streaming technologies (e.g., Apache Flink/Kafka) and APIs(gRPC/Protobuf).
• Proven track record of driving operational excellence for large‑scale production services.
• Experience working with data‑driven systems, Generative AI/ML‑powered features, or experimentation platforms.

Nice to have

• Experience with big data tools and frameworks (e.g., PySpark, Databricks).
• Experience with advertising technologies (e.g., Ad serving, Auctions, and bidding).

Culture & Benefits

• Full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model.
• Career development resources to fuel employees' passion for travel and ensure a rewarding career journey.
• Open culture where everyone belongs, differences are celebrated.