Senior Backend Software Engineer

factorymaker FlexCo
Vienna, Austria
yesterday

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
€ 65K

Job location

Vienna, Austria

Tech stack

API
Artificial Intelligence
Azure
Code Review
Database Models
Database Storage Structures
DevOps
PostgreSQL
MongoDB
Software Architecture
Swagger
Software Engineering
TypeScript
WebSocket
Openapi
Postman
Backend
Front End Software Development
Api Design
NestJS
REST

Job description

We are looking for an experienced Backend Software Engineer to help build the core of our platform and shape the future of industrial AI. 1 Senior Backend Software Engineer (m/f/x) What you will work on

  • Support and further develop our existing backend infrastructure built with NestJS and TypeScript
  • Build and maintain REST APIs and WebSocket-based communication services
  • Design robust data models and translate business requirements into scalable database structures and relationships
  • Work with MongoDB and PostgreSQL
  • Take ownership of deployment and DevOps, ensuring our systems are reliable, secure, and scalable
  • Work with our Azure cloud infrastructure and CI/CD pipelines
  • Participate in code reviews, drive engineering best practices, and contribute to architectural decisions
  • Collaborate closely with our frontend, AI, product, and Quality Assurance teams to deliver reliable, high-quality software

Requirements

  • Professional backend software engineering experience (4+ years)
  • Strong experience with NestJS, TypeScript, MongoDB, and PostgreSQL
  • Solid understanding of backend architecture, API design, and database modeling
  • Experience with DevOps and CI/CD pipelines
  • Experience documenting and testing APIs using OpenAPI/Swagger and Postman
  • Experience with Microsoft Azure is a strong plus
  • Passion for writing clean, maintainable, and well-tested code
  • Fluent English

Benefits & conditions

  • Work directly with the founders and have real technical ownership
  • Shape the architecture of a fast-growing deep-tech startup
  • Enterprise-scale challenges with modern technologies
  • International team across Austria and Portugal
  • Flexible working hours and remote-friendly culture
  • Regular team retreats, workshops, and offsites

The minimum gross monthly salary for this position is EUR 4,611 (14 salaries per year), in accordance with the Austrian Collective Agreement for Employees of Companies in the Field of Services in Automatic Data Processing and Information Technology (ST2 - Entry Level).

Interested? We'd love to hear from you.

Apply for this position