Magnite

About the Company

We’re Magnite (NASDAQ: MGNI), the world’s largest independent sell-side advertising company. Publishers use our technology to monetize their content across all screens and formats including CTV, online video, display, and audio. The world's leading agencies and brands trust our platform to access brand-safe, high-quality ad inventory and execute billions of advertising transactions each month. In April 2021 we acquired SpotX to further enhance our CTV business and better help our clients in this rapidly growing market. Anchored in sunny Los Angeles, bustling New York City, mile high Denver, historic London, and down under in Sydney, Magnite has offices across North America, EMEA, LATAM, and APAC.

Listed Jobs

Company Name

Magnite

Job Title

Senior Engineer, Python

Job Description

**Job Title**: Senior Engineer, Python **Role Summary** Lead end‑to‑end design, development, and deployment of scalable Python‑based data and machine‑learning services within an advertising technology platform. Collaborate across product, data science, and infrastructure teams to deliver high‑quality, performant solutions that support billions of daily transactions. **Expectations** - Deliver production‑grade code that meets performance, reliability, and security standards. - Own feature ownership from concept to production. - Mentor junior engineers and promote knowledge sharing. - Continuously improve development practices and tooling. **Key Responsibilities** - Design, code, test, and deploy Python services using Pandas, ML packages, and FastAPI. - Build and optimize Spark jobs for large‑scale data processing. - Create and maintain SQL queries and schema designs in Postgres/Snowflake. - Manage infrastructure using AWS services (EC2, S3, RDS, ECS) and Docker containers. - Conduct thorough code reviews, enforce coding standards, and refactor legacy code. - Identify and resolve performance bottlenecks, memory leaks, and scalability issues. - Collaborate closely with cross‑functional teams to align technical solutions with business goals. - Document architecture, API specifications, and operational procedures. **Required Skills** - 4+ years of professional Python development with Pandas and ML libraries. - Strong proficiency in Spark (DataFrame API, RDDs, optimizations). - Deep knowledge of SQL and relational database design (Postgres). - Hands‑on experience with AWS cloud services and Docker containerization. - Ability to write clean, maintainable code and perform rigorous testing. - Excellent problem‑solving skills and the capacity to learn new technologies rapidly. - Effective communication and teamwork in a hybrid, cross‑functional environment. - Scala or Java knowledge is a plus. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Software Engineering, or a related technical field (preferred).

New york, United states

Hybrid

Senior

15-11-2025