Experteer Overview As Lead Rust Engineer at ERNI’s International Service Delivery Center in Spain, you guide the technical direction for a cross-functional team delivering reliable, scalable lab software. You shape architecture, convert business needs into robust Rust services, and mentor engineers to perform at their best. You’ll work in a fast-paced, agile environment to tackle distributed systems challenges and drive high-quality delivery. This role offers the chance to impact patient outcomes through innovative, cloud-native solutions.Compensaciones / Ventajas
- Define and communicate the team's technical vision and architecture
- Convert business needs into scalable, secure Rust solutions
- Design, build and maintain Rust services and FFI integrations
- Lead async/concurrent development (Tokio, Serde, Actix, etc.)
- Oversee deployments on Docker/Kubernetes
- Promote code reviews, automated tests and CI/CD
- Apply DDD, TDD/BDD and best practices for distributed systems
- Design reliable messaging and event-driven patterns
- Mentor engineers and remove technical blockers
- Foster a collaborative, inclusive team culture
- Support planning, estimation and prioritization
- Work with Product, QA, DevOps and Architects
- Coordinate technical dependencies across teams




- Communicate technical concepts clearly in Agile/SAFe ceremoniesResponsabilidades
- Strong hands-on Rust development experience (u003e4 years) with ownership, borrowing, lifetimes and async programming (async/await)
- Proficiency with Rust libraries/frameworks (Tokio, Actix-web, Rocket, Serde, SQL) and FFI
- Experience with Linux containers (Docker, Kubernetes) and scripting
- Experience with message brokers (RabbitMQ), event-driven architecture, event stores, event sourcing, and actor models
- Experience with design patterns for distributed systems
- Exposure to AI-enabled software development and modern cloud-native architectures
- Familiar with DDD, TDD and BDD
- English fluent
- SAFe/Agile experience essential
- Bachelor’s degree (or equivalent) in software/electrical engineering or related field
- Nice to have: experience in regulated domains (medical devices), React UI testing, German language, ISAQB or similar architecture qualificationRequisitos principales
- Private health and travel insurance
- Sick leave plus 1 extra day off per month
- Gym discounts and sports compensation
- Flexible remuneration: meals, transport, childcare
- Free language courses (English, Spanish, Catalan, German)
- Referral bonuses up to 6,000 per candidate / 5,000 per client

📌 Lead Rust Engineer (Barcelona)
🏢 Erni
📍 Barcelona