Job Title: Senior Backend Engineer 
Employment Status: Full-time
Location: Vienna, Austria - Hybrid (preferred) or Remote - EU
Compensation: competitive compensation + performance-based bonus and equity options.
Final compensation 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

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 Senior 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.

Collaboration

Work closely with Product, Client Operations, Compliance, Security, and other engineers to deliver features that meet both business and regulatory 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 and maintainability, including refactoring and technical debt management
• Comfortable collaborating across teams and participating in technical discussions and design reviews
• Comfortable working in English and collaborating across teams

Bonus Points

• Experience with Prisma and Next.js
• Experience with GraphQL (urql or Apollo)
• Familiarity with AWS services like S3, RDS, and Elastic Beanstalk
• Familiarity with Docker and Kubernetes in production or near-production environments.
• Strong habits around testing (Jest, Cucumber, Playwright)
• Experience working in regulated industries like healthcare or finance
• Experience with Kotlin and Spring
• An interest in mentoring and helping others grow

Our Tech Stack

Frontend: TypeScript, React, Next.js, Tailwind, JollyUI
Backend: PostgreSQL, Redis, GraphQL (urql), Prisma
Testing: Jest, Cucumber, Playwright
Infrastructure: AWS (e.g. S3, RDS, Elastic Beanstalk), Sentry
Collaboration: Slack, GitHub, Figma, Jira, Confluence

Compensation

At Ketryx, we offer a competitive and transparent compensation package that reflects your experience and skills:

For candidates in Austria with 3–5 years of experience, the gross annual salary starts at €70,000+.

For candidates in Austria with more than 5 years of experience, the gross annual salary starts at €90,000+.

We offer all-in contracts, with final compensation tailored to your qualifications and experience. In addition to the base salary, our package includes a performance-based bonus and stock options, aligning your success with the company’s growth. For remote candidates, salary may be adjusted slightly based on location.

Job Title: Full Stack Software Engineer 
Employment Status: Full-time
Location: Vienna, Austria - Hybrid (preferred) or Remote - EU
Compensation: competitive compensation + performance-based bonus and equity options.
Final compensation 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

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 currently hiring across multiple levels for experienced Full Stack Engineers (mid-level to senior) to join our team. In this role, you’ll work on both the frontend and 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 at least three days per week on-site. We’re open to remote employment for exceptional candidates.

About You 

You’re someone who’s 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.

Ideally you will be currently located in Vienna or Europe.

What You'll Do

• Work closely with engineers, designers, and product teams to design new features
• Own technical decisions and take features all the way from concept to launch
• Review and collaborate on code to maintain high standards across the team
• Dig into logs, metrics, and error reports to troubleshoot issues and improve the system
• Team up with our Client Operations team to 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 both frontend and backend
• Solid skills in TypeScript and React
• Experience building scalable web applications and a good understanding of databases (we use PostgreSQL)
• Comfortable working in English and collaborating across teams
• Experience working in an early stage, product-based start up.

Bonus Points

• Experience with Prisma and Next.js
• Experience with GraphQL (urql or Apollo)
• Familiarity with AWS services like S3, RDS, and Elastic Beanstalk
• Strong habits around testing (Jest, Cucumber, Playwright)
• Experience working in regulated industries like healthcare or finance
• An interest in mentoring and helping others grow

Our Tech Stack

Frontend: TypeScript, React, Next.js, Tailwind, JollyUI
Backend: PostgreSQL, Redis, GraphQL (urql), Prisma
Testing: Jest, Cucumber, Playwright
Infrastructure: AWS (e.g. S3, RDS, Elastic Beanstalk), Sentry
Collaboration: Slack, GitHub, Figma, Jira, Confluence

Compensation

At Ketryx, we offer a competitive and transparent compensation package that reflects your experience and skills:

For candidates in Austria with 3–5 years of experience, the gross annual salary starts at €70,000+.

For candidates in Austria with more than 5 years of experience, the gross annual salary starts at €90,000+.

We offer all-in contracts, with final compensation tailored to your qualifications and experience. In addition to the base salary, our package includes a performance-based bonus and stock options, aligning your success with the company’s growth. For remote candidates, salary may be adjusted slightly based on location.

Keywords: software engineering, software development, databases, full stack, quality, change requirement, V-Model, engineer, SaaS, customer feedback, computer science, comp sci, startup, Series A, Series B, technology, tech, software, senior engineer, lead engineer, staff engineer, principal engineer

Our hearts are burning for sport in all its facets and for the many opportunities that the digital world brings with it. We at Eversports are an international, dynamic team that works hard, has fun and shares a great mission: "Make Sports Happen".

For more insight into our history, incredible team and products, check out our ‘about us’ page on our website!

Overview

We’re looking for a Senior Frontend Developer to join our User Acquisition team! With our current developer moving into an Engineering Manager role, we need an experienced pro to take the lead on building fast, high-quality user experiences. You’ll work with modern tech, use AI tools to boost efficiency, and confidently tackle both new features and legacy code. During onboarding and training by our specialists, you will quickly take over responsibility and manage your own projects  and contribute towards making your own impact on our mission "Makes Sports Happen".

Working time: Full-time (35h/week, every second Friday off!)

Location: VIENNA, Austria
Please note that though for many of our roles we offer visa sponsorship, for this Frontend Developer position we are NOT able to sponsor visas.

Your Tasks

• Build and improve frontend functionality that is driving user engagement on our web applications
• Own client applications and ensure that scalability, testability, maintainability, and reusability are key drivers behind your technical implementations
• Contribute to the design system and ensure alignment across teams and domains
• Work closely in your cross-functional team with backend developers to ensure fast delivery
• Gain, challenge, and discuss user insights with your Product Manager and Product Designer to build solutions that really make a difference
• Use pair programming, code reviews, and other techniques to gain and share best practices and continuously improve the code quality of our products
• Explore and implement AI tools to automate repetitive tasks, enhance code quality, and streamline development workflows
• Stay up-to-date on the latest technology trends and innovations and use those insights to find technical solutions to company problems
• Bring your perspective, experience, and drive to the team and contribute actively to a supportive and team-first environment

Your Profile

• 6+ years of experience developing web applications in mid- or large-scale production systems using a major programming language
• Familiarity with AI tools and platforms relevant to frontend development (e.g. Cursor, Windsurf, GitHub Copilot, OpenAI GPT, Claude, or similar tools)
• Experience developing web applications with React and TypeScript
• Knowledge in application architecture and modern design patterns for Javascript/TypeScript.
• Experience with modern frontend frameworks (preferably Next.js, Remix)
• A track record of owning frontend applications and feature delivery from idea to production
• Strong sense for product usability
• Strong written and verbal communication skills in English
• German is a nice to have
• Experience consuming information via GraphQL endpoints

What’s in it for you?

At Eversports, we believe in transparency, so here is the fine print: for the current position we will offer a minimum yearly gross salary of EUR 63k (based on a full-time basis of 35h, change according to the position and experience level) 

• Embrace the freedom of flexible, no core hours and take charge of your own schedule 
• Experience the best of both worlds with our hybrid work setup – work from your cozy home office or your own personal desk
• Work in the office located in the heart of the most livable city, that waits for you to bring out the best of it
• Enjoy a full-time, 35-hour work week, with every second Friday off
• Stay active and healthy with a monthly sports budget to book your favorite activities at Eversports – it's time to have fun while staying fit!
• Invest in yourself with a €500 training budget and 5 extra vacation days for further trainings and self-improvement
• ​​Explore your areas of interest during our quarterly “Day to explore”
• Embrace innovation with state-of-the-art equipment, whether you're an Apple enthusiast, a Windows wizard, or a Linux lover
• Enjoy our monthly company lunch completely organized and paid by the company
• Join our after-work (sport) activities and exciting cross-national team events
•  Last but not least, be a part of the passionate, international, innovative and, of course, sporty team – let’s make work feel like play!

At Eversports we acknowledge and value the strength in diversity which is why we have 90 employees from over 25 different countries. Alongside our strong value for diversity is our emphasis on respect towards others. Every employee has a voice and the opportunity to contribute towards developing our company. We look forward to receiving your application regardless of your gender, ethnicity, age, disability and sexual orientation. 

We look forward to hearing from you!