Senior Software Engineer

About the Role:

What You'll Do:

• 4+ years of professional experience developing in Go or Java, with a deep understanding of its core concepts and best practices. 
• Design, build, and maintain high-performance, scalable backend services.
• 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 Python 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.

AI-Enabled Engineering Mindset

• We value engineers who embrace generative AI tools (Copilot, Claude, Cursor, Windsurf, etc.) to increase development velocity, improve code quality, and accelerate problem-solving.
  Engineers with an

  AI-first mindset

  —leveraging automation for experimentation, documentation, and debugging—will shine in our fast-paced and performance-critical environment. 

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

Diversity and Inclusion:

About PubMatic:

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.