Dev Lead & Co-Owner

crqlar Austria
Visa Sponsorship Relocation
This Job is No Longer Active This position is no longer accepting applications

Job Description

Are you looking for an exciting startup challenge and want to be part of scaling Crqlar from 1 to 100? We are on a mission to revolutionize the way hotels use guest data, and we need a hands-on Dev Lead & Co-Owner to drive our technology forward.

Based in Innsbruck, this is an opportunity to take a key role in an already funded startup with real customers and revenue. You’ll have the chance to shape our tech stack, lead development efforts, and build a product that redefines hotel CRM.


We know relocating can be a challenge, and we’ll support you with the move, regulatory processes, and everything you need to settle in. Plus, you’ll receive significant equity in the company – this is not just a job, it’s a chance to be part of something big.


Your Role & Responsibilities

  • Take ownership of Crqlar’s software development, leading the tech team and defining our architecture.
  • Manage and optimize our existing software while building new AI-driven features that make hotel guest data even more valuable.
  • Design and implement scalable solutions, ensuring high performance as we grow.
  • Collaborate closely with the founding team to shape the company’s future direction.
  • Drive best practices in software development, security, and infrastructure.

Your Profile

  • Several years of experience in software development, with strong expertise in software architecture design.
  • Deep knowledge of backend development & infrastructure, particularly:
  • MongoDB as the main database
  • Spring Boot with Kotlin for REST API
  • AWS stack (EC2, Load Balancing, Amplify, CodeCommit, CodeDeploy, CloudWatch, etc.)
  • 3-layer architecture (controller, service, repository) with REST API
  • Modular monolith setup, structured for easy transition to microservices
  • External integrations (Maileon, Stripe, Hobex, Cloudinary, OpenAI, OTA XML & SOAP support)
  • Integration testing
  • Frontend experience is a plus, particularly with:
  • React, TypeScript, MUI v5 (moving to v6/7 soon), React Query
  • ‍Projects like Client dashboard, Admin dashboard, and Booking Engine (widget)
  • Strong problem-solving skills, analytical thinking, and a passion for building scalable and efficient solutions.
  • Excellent English skills (German is a plus but not required).
  • Familiarity with Docker & Kubernetes for future-proofing our infrastructure is a bonus.

What We Offer

  • key role in a high-potential startup with an experienced founding team.
  • Significant equity in a company with existing customers and revenue.
  • The opportunity to shape a market-leading product in an exciting industry.
  • Relocation support – we help with moving, paperwork, and getting settled in Innsbruck.
  • A dynamic and ambitious work environment, where you can think outside the box and truly innovate.


This is more than just a job – it’s your chance to build something groundbreaking.

Ready to take the lead? Let’s talk! 🚀

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