Backend Engineer
On-site
Full Time
#Engineering
#C++
#Rust
#Optimization
At Exa, we are working on the future of search by building systems that operate at a massive, web-scale level. Our team frequently manages batch processing jobs that utilize over 1,000 machines and maintains production services that handle many terabytes of text. If you are looking to tackle complex technical challenges that have a real impact on how the world accesses knowledge, we would love to have you on board.
What is this role?
We are looking for a Senior Backend Engineer to join our team in the United States on a full-time, on-site basis. This is a high-impact role for someone who thrives on building robust, high-performance architecture and is ready to push the boundaries of what search technology can do.
What will you do?
- You will lead the effort to recreate search capabilities at the scale of 10 billion pages within a single month.
- You will take ownership of our document parsing infrastructure to ensure it functions seamlessly across any website.
- You will engineer a custom vector database designed to process over a billion vectors with a response time of under 100ms.
What makes you a great fit?
To succeed in this position, you should be a seasoned engineer with a deep technical background. We value the following qualities and skills:
- Extensive professional experience working with high-performance programming languages like C++ or Rust.
- A proven ability to perform deep optimization on complex systems to maximize efficiency.
- A genuine passion for the challenge of organizing the world's information and a clear understanding of why high-quality knowledge retrieval is vital.
- Fluency in English to collaborate effectively with our engineering team.






