Senior .NET Backend Engineer for IoT Access Control

Alarm.com; Kraków; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Long-term employment with permanent Co

Attractive benefits

Job summary

Alarm.com is expanding in Krakow and seeking a Senior Software Engineer (Backend-leaning Full-stack) to build and scale our access control platform. You will design, develop, and optimize backend services that speak to panels, readers, and locks while delivering real-time data to a multi-site dashboard.

You’ll work across cloud APIs, event pipelines, and the device communication layer, with occasional front-end work in Ember.js or React.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or related field.
• 5+ years of professional software development experience.
• Advanced object-oriented programming skills, preferably in C#.
• Strong experience with database design, SQL, and backend services.
• Proficiency with modern JavaScript frameworks such as Ember.js, Angular, or React.
• Experience in IoT and/or home automation is a plus.
• Solid testing strategies in software development.
• Experience in distributed systems, real-time communications, or high-performance applications.
• Excellent communication and cross-functional collaboration.

Responsibilities

• Design, develop, and maintain scalable backend services, APIs, and data models that power our access control platform.
• Bridge cloud and hardware: device communication layer connecting cloud to access control hardware.
• Develop features across the full stack, including web front-end when needed (Ember.js).
• Lead technical projects end to end with architectural decisions and performance focus.
• Mentor Kraków team and raise code quality through reviews and coaching.
• Own the development lifecycle from requirements to deployment and monitoring.
• Hands-on work with real access control hardware for integration testing.
• Balance speed with scale, robustness and maintainability.
• Collaborate with product managers, hardware engineers, and other software teams across time zones.
• Contribute to innovation and technical improvements within the team.

Skills

OOP (C#)

Database design & SQL

Ember/Angular/React

Distributed systems

Cross-functional collaboration

IoT/Home automation

5+ years experience

Backend engineering

Education

Bachelor’s or Master’s in CS/Engineering

Tools

Ember.js

Angular

React

Job description

Alarm.com is expanding in Krakow and seeking a Senior Software Engineer (Backend-leaning Full-stack) to build and scale our access control platform. You will design, develop, and optimize backend services that speak to panels, readers, and locks while delivering real-time data to a multi-site dashboard.

You’ll work across cloud APIs, event pipelines, and the device communication layer, with occasional front-end work in Ember.js or React.