Job Title: Backend Engineer Employment Status: Full-time Location: Vienna, Austria - Hybrid (preferred) or Remote - EU

Compensation

: competitive

+ performance-based bonus and equity options.

is negotiable based on experience and

Qualifications

Benefits

: free in-office: lunch, drinks, coffee, snacks, Wiener Linien ticket, a yearly company retreat, regular team events About Ketryx Ketryx is an AI software platform that enables healthcare life sciences companies to ship life-saving regulated products in weeks instead of years. Exploding product complexity is burying companies in compliance paperwork and blocking innovation. Our AI software removes this friction, dissolving the historical tradeoff between innovation and compliance, and enables regulated industries to innovate at the pace of modern software.

Since launch, Ketryx already touches the lives of 100M patients and powers all of the world's top five medical device manufacturers. Backed by Lightspeed Ventures, our founders are the former Head of AI at Amgen and CTO of Wolfram Cloud. Healthcare and life sciences is just the beginning for us.

Automotive, aerospace, energy — if it's regulated, it's because society decided it matters. These products move humanity, shape our future, and are safety-critical. Come join us and help build the AI platform to power safe innovation.

Job Summary At Ketryx, we’re on a mission to help medical software teams build secure, reliable applications that make a real difference in people’s lives. We give them the tools to automate the tough parts of compliance and quality so they can focus on what matters most: creating life-saving products with confidence. We're looking for a Backend Engineer to join our team.

In this role, you’ll work on the backend of our platform, helping medical device companies get their products to market faster. You’ll take ownership of features from start to finish, designing the architecture, writing the code, and seeing everything through to production. Your work will have a direct impact on the future of healthcare technology.

This is a hybrid role in Vienna, with a minimum of three days per week spent on-site. We’re open to remote work for exceptional candidates. About You You’re passionate about software and making a real impact.

You’re curious, enjoy solving tough problems, and love the idea of working in a fast-moving environment where you can take initiative. You’re comfortable collaborating in English with team members from different areas, and you take pride in owning projects from beginning to end. Above all, you’re excited about using technology to improve patient outcomes.

What You’ll Own Contribute To Database Design Design and evolve PostgreSQL schemas, write efficient queries, apply indexing strategies, and help ensure the database remains performant and maintainable as the product grows. Backend Development Build new integrations between the Ketryx platform and other systems, APIs, and workflows. Contribute to improving latency, throughput, and fault tolerance across the backend stack.

Maintainable Systems Write clean, well-tested code and contribute to standards around migrations, documentation, and testing. Help ensure the system remains easy to understand, debug, and extend. Operational Reliability Participate in monitoring, debugging, and incident response.

Help identify performance bottlenecks and reliability issues, and contribute fixes and improvements.

Requirements

and resolve any technical challenges that come up

What We’Re Looking For

5+ years of experience working as a software engineer, with strong experience in backend development Solid skills in TypeScript Strong experience with PostgreSQL: schema design, query optimization, indexing, and performance tuning Solid understanding of backend performance