Senior / Software Engineer

About the Role:
We are hiring a Senior Engineer to design and develop our Audience Ingestion Platform – a low-latency, high-throughput system handling millions of requests per second. If you thrive on solving scalability challenges, enjoy building computing systems at internet scale, and want to work in a collaborative, fast-paced environment with opportunities to grow, this could be the role for you. 

What You'll Do:

• 2 to 5 years of professional experience developing in Go, with a deep understanding of its core concepts and best practices.
• Design, build, and maintain high-performance, scalable backend services using Go in Linux/UNIX environments. 
• Own end-to-end responsibility for one or more key modules; act as the technical point of contact. 
• Write clean, modular, well-documented, and testable code following software engineering best practices. 
• Troubleshoot and resolve complex issues in both pre-production and customer-facing environments. 
• Monitor system and application KPIs, ensuring reliability, stability, and performance. 
• Collaborate cross-functionally with product, QA, DevOps, and other engineering teams. 
• Contribute to system design documents, technical specifications, and feasibility analyses. 
• Participate in agile processes: sprint planning, code reviews, retrospectives, and continuous improvement initiatives. 
• Leverage AI-enabled development tools (e.g., GitHub Copilot, ChatGPT, Cursor) for coding, debugging, documentation, and automation. 

We'd Love for You to Have:

• Solid foundation in computer science principles: algorithms, data structures, concurrency, performance optimization.
• Experience with multi-threading, multi-processing, and memory management.
• Strong background in building scalable, distributed systems or high-throughput applications.
• Familiarity with databases (MySQL preferred) and scripting (Python/Shell).
• Ability to deliver clean, production-grade code with minimal technical debt.
• Problem-solver with analytical thinking and strong ownership mindset.
• Strong written and verbal communication skills.

Bonus Skills: 

• Experience with Java or C/C++. 
• Knowledge of large-scale deployment architectures, monitoring, and CI/CD.
• Hands-on experience with AI-assisted coding and automation workflows.
• Basic understanding of prompt engineering and LLM usage for productivity.
  

Qualifications

• Should have a bachelor’s degree in engineering (CS / IT) or equivalent degree from a well-known Institute / University.

Additional Information:

Return to Office: PubMatic employees throughout the global have returned to our offices via a hybrid work schedule (3 days “in office” and 2 days “working remotely”) that is intended to maximize collaboration, innovation, and productivity among teams and across functions.

Benefits: Our benefits package includes the best of what leading organizations provide, such as paternity/maternity leave, healthcare insurance, broadband reimbursement. As well, when we’re back in the office, we all benefit from a kitchen loaded with healthy snacks and drinks and catered lunches and much more!

Diversity and Inclusion: PubMatic is proud to be an equal opportunity employer; we don’t just value diversity, we promote and celebrate it. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

About PubMatic:
PubMatic is one of the world’s leading scaled digital advertising platforms, offering more transparent advertising solutions to publishers, media buyers, commerce companies and data owners, allowing them to harness the power and potential of the open internet to drive better business outcomes.

Founded in 2006 with the vision that data-driven decisioning would be the future of digital advertising, we enable content creators to run a more profitable advertising business, which in turn allows them to invest back into the multi-screen and multi-format content that consumers demand.