Principal Software Engineer - PubMatic AgenticOS (Buy Side Bidding Platform)

PubMatic; Redwood City (CA); Hybrid; USD 180,000 - 240,000; Full time

Benefits offered by this job

Paid leave

Healthcare

Commuter benefits

Unlimited DTO

In-office lunches

Job summary

PubMatic in Redwood City seeks a Principal Software Engineer to lead the design and development of scalable, low-latency buy-side ad tech systems. You will architect bidding systems, develop bidder services, and implement optimization algorithms to drive programmatic advertising performance.

The role entails mentoring engineers, collaborating with ML teams, and maintaining data quality across data pipelines, with a hybrid work schedule (3 days in office, 2 remote) supporting a fast-paced

Qualifications

• 8+ years of experience in software engineering or ad tech.
• Strong Golang skills.
• Knowledge of streaming systems (Kafka, Flink, Spark).
• Programmatic advertising standards (OpenRTB, VAST).
• SQL and analytics platforms.
• Cloud and container tech (AWS, GCP, Azure, Docker, Kubernetes).
• Excellent communication.

Responsibilities

• Architect bidding systems.
• Develop bidder services.
• Implement optimization algorithms.
• Manage core deal execution systems.
• Build data pipelines.
• Collaborate with ML teams.
• Support programmatic protocols.
• Ensure data quality and compliance.
• Performance tuning.
• Mentor engineers.
• Evaluate new technologies.

Skills

Golang

Realtime bidding

SQL

Communication

Analytics

Education

Bachelor’s degree in CS/IT or equivalent

Tools

Kafka

Flink

Spark

AWS

GCP

Azure

Docker

Kubernetes

Job description

Seeking a Principal Software Engineer to lead design and development of scalable, low-latency buy-side ad tech systems. Requires expertise in Golang, real-time bidding, campaign pacing, and DSP/performance advertising.

Responsibilities

• Architect bidding systems.
• Develop bidder services.
• Implement optimization algorithms.
• Manage core deal execution systems.
• Build data pipelines.
• Collaborate with ML teams.
• Support programmatic protocols.
• Ensure data quality and compliance.
• Performance tuning.
• Mentor engineers.
• Evaluate new technologies.

Qualifications

• 8+ years experience.
• Strong Golang skills.
• Knowledge of streaming systems (Kafka, Flink, Spark).
• Programmatic advertising standards (OpenRTB, VAST).
• SQL and analytics platforms.
• Cloud and container tech (AWS, GCP, Azure, Docker, Kubernetes).
• Excellent communication.
• Bachelor’s degree in CS/IT or equivalent required.

Work Arrangement

• Hybrid work schedule (3 days in office, 2 remote).

Benefits

• Paid leave.
• Healthcare.
• Commuter benefits.
• Unlimited DTO.
• In-office lunches.