Senior Search Engineer (Rust)

Warsaw - Poland

Monthly Salary: Not Disclosed

Posted on: 12 hours ago

Vacancies: 1 Vacancy

Job Summary

N-iXis looking forSenior Search engineer (Rust) to join the fast-growing team one our projects.

Our client a leading European AI company developing cutting-edge document search and indexing systems for enterprise and AI applications.
Our products combine high-performance technologies scalability reliability and data security fully aligned with European regulatory and ethical standards.

As a Senior Search Engineer (Rust) you will take ownership of backend services search and indexing pipelines API/SDK design and performance optimization across our document search platform.
This is a senior hands-on role designed to be covered by 1-2 FTE split across specialists ensuring full operational continuity and technical excellence.
You will be working at the core of our Document Index Team enabling seamless search retrieval and processing of large-scale document datasets.

Responsibilities:

Develop and maintain backend services in Rust focusing on performance reliability and scalability
Design implement and optimize document search and indexing pipelines using Qdrant and PostgreSQL
Drive API and SDK design including lifecycle management (deprecation sunsetting adoption)
Lead complex architecture and data model migrations for evolving systems
Implement software engineering best practices (TDD DDD resiliency patterns)
Troubleshoot debug and resolve performance and reliability issues in production
Collaborate with Infra team to deploy and manage services on Kubernetes using Helm
Contribute to CI/CD pipelines and deployment automation (GitLab GitHub Actions)
Mentor junior engineers and ensure team knowledge sharing
Maintain clear documentation for system design operational workflows and troubleshooting

Requirements:

4 years of professional backend development experience (including Rust)
Strong experience with search systems vector databases (Qdrant or other) and relational databases (PostgreSQL)
Hands-on experience with Kubernetes and Helm for deploying and scaling services
Solid understanding of distributed systems resiliency patterns and scalable architecture
Experience in API/SDK design data modeling and lifecycle management
Proficient in CI/CD workflows (GitLab GitHub Actions) and deployment automation
Excellent debugging profiling and performance tuning skills
Strong communication skills and ability to work in cross-functional teams
Ability to independently own and operate services in a shared-responsibility model (12 FTE split across specialists)
English level - at least Upper-Intermediate

We offer*:

Flexible working format - remote office-based or flexible
A competitive salary and good compensation package
Personalized career growth
Professional development tools (mentorship program tech talks and trainings centers of excellence and more)
Active tech communities with regular knowledge sharing
Education reimbursement
Memorable anniversary presents
Corporate events and team buildings
Other location-specific benefits

*not applicable for freelancers

Required Experience:

Senior IC

N-iXis looking forSenior Search engineer (Rust) to join the fast-growing team one our projects.Our client a leading European AI company developing cutting-edge document search and indexing systems for enterprise and AI applications.Our products combine high-performance technologies scalability relia...