About the Role:

PubMatic is looking for engineers who can design and implement highly scalable and low-latency DSP bidder features in our Activate platform. If you get excited building applications and architecture to handle millions of requests per second with a creative and fast-paced work environment, competitive pay, great incentives, culture of teamwork, smart and friendly colleagues and plenty of opportunity to grow in your career then you should consider applying for this position.

What You'll Do:

Design, develop, and maintain high-performance, scalable backend services using Golang in a Linux/UNIX environment.
Use best practices for software development and documentation, assure designs meet requirements, and deliver high-quality work.
Demonstrated ability to self-direct and work independently.
Demonstrate work ownership and focus to do deliver on time.
Be the owner of one or more functionality module and point of contact for it.
Write clean, modular, and loosely coupled code while following best practices in software development.
Participate in Agile development processes, including sprint planning, code reviews, and continuous improvement.
Work with teams to achieve desired goals.
Demonstrate timely and excellent verbal and written communication skills.
Willing to go the extra-mile to achieve greater results.

We'd Love for You to Have:

Four plus years of development experience in Go, Linux/UNIX environment. Good to have experience with C/C++ language.
Proficiency in the implementation of algorithms and the use of advanced data structures to solve problems in computing. A solid knowledge in the principles of computer science is desired.
Good experience in building complex and scalable solutions.
Ability to find optimal solutions and innovative ideas.
Excellent problem-solving skills.
Being able to use generative AI-based tools and IDE for getting work done.
Understanding of different models at the basic level.
Prompt engineering basics.
Knowledge of OS and working experience on system programming (multi-threading, multi-processing, memory management).
Troubleshoot any issues with existing features, live on production.
Ability to write clean, modular and loosely coupled code.
Ability to understand end-to-end product functionality.
Working knowledge of scripting Perl/Python/Shell.
Working experience in databases, preferably PostgreSQL.
Excellent interpersonal, written, and verbal communication skills.
Proficiency in AI-assisted coding, automation, prompt engineering, and an understanding of the strengths and limitations of LLM-generated code is a strong plus

AI-Enabled Engineering Mindset:

We value engineers who actively leverage Generative AI tools and IDEs (e.g. GitHub Copilot, ChatGPT, Claude, Cursor, Windsurf etc.) to accelerate development, improve code quality, automate repetitive tasks, and enhance documentation and debugging workflows. Engineers who demonstrate AI-first thinking using these tools to drive faster experimentation, ideation, and technical execution will thrive in our high-scale, performance-critical environment.

Qualifications:

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

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.

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Senior Software Engineer - Golang, Agile Development