Backend Engineer, Knowledge Graph – Rust

GitLab

. Implement and iterate on backend features in the Rust-based Knowledge Graph service, including query engine, SDLC and code indexing flows, and API endpoints .

Posted 10/23/2026full-timeRemote • United States, CanadaMid-LevelSenior💰 $115,200 - $162,000 per yearWebsite

Tech Stack

Tools & technologies

KafkaRubyRuby on RailsRustSDLCTypeScriptVue.jsGo

About the role

Key responsibilities & impact

Implement and iterate on backend features in the Rust-based Knowledge Graph service, including query engine, SDLC and code indexing flows, and API endpoints
Maintain integrations with GitLab Rails, the Data Insights Platform, Siphon, NATS, ClickHouse, and GitLab Duo Agent Platform
Contribute to system design discussions and document decisions focused on reliability, scalability, and maintainability
Improve operational maturity through metrics, logging, runbooks, alerts, readiness tasks, and appropriate on-call participation
Collaborate asynchronously with product, data, infrastructure, security, and AI teams
Use AI-assisted development workflows responsibly and share effective practices
Participate in code reviews, knowledge-sharing sessions, and pairing
Contribute across the stack, including occasional Ruby work and small frontend changes

Requirements

What you’ll need

Professional experience building and maintaining backend systems in production
Proficiency in at least one modern backend language and strong interest in Rust, with prior Rust experience or evidence of quickly ramping up
Exposure to distributed data or analytics systems, such as OLAP databases, Kafka- or NATS-style messaging, or CDC pipelines, or strong motivation to develop those skills
Interest in graph data modeling and query patterns, including property graphs, n-hop traversals, and aggregations
Practical experience or strong interest using AI tools in day-to-day development
Ability to learn new languages and frameworks such as Ruby, Go, or TypeScript/Vue
Solid system design fundamentals, including reasoning about trade-offs and architectural decisions
Comfort working in a low-process, high-ownership environment and communicating clearly in writing across time zones
Ability to work in an all-remote team

Benefits

Comp & perks

Benefits to support your health, finances, and well-being
Flexible Paid Time Off
Team Member Resource Groups
Equity Compensation & Employee Stock Purchase Plan
Growth and Development Fund
Parental Leave