Software Engineer II

About the role

Are you passionate about building technology that connects the physical and digital worlds? Do you get excited about improving how smart home devices communicate and perform? Alarm.com is looking for a Software Engineer II to join our Protocols Team, where we develop and maintain the communication backbone powering millions of IoT devices worldwide. In this role, you will design and deliver robust, scalable software solutions that enable seamless interoperability between devices, making homes smarter, safer, and more efficient. You will work closely with cross-functional teams to understand product requirements, innovate on solutions, and see your code in action with real hardware.

What You Will Do

• Design, develop, and maintain full-stack software for a wide range of platforms and technologies.
• Research, evaluate, and integrate new tools, frameworks, and methodologies to solve complex technical challenges.
• Participate in the full software development life cycle from requirements gathering through deployment and maintenance.
• Collaborate with teams across the company to define solutions that meet both business and technical needs.
• Balance speed and quality by knowing when to ship quickly and when to build for long-term stability.
• Contribute ideas and insight to product development, not just implement specifications.

What You Bring

• Bachelor’s degree in Computer Science, Computer Engineering, or a related field, or equivalent professional experience.
• Two or more years of professional software development experience.
• Strong object-oriented programming skills with proficiency in C# preferred.
• Experience with database design, SQL, and backend development.
• Familiarity with modern JavaScript frameworks such as Ember.js, Angular, or React.
• Experience writing and maintaining unit tests.

Why You Will Love Working Here

• Collaborate with exceptional peers.
• Work alongside talented, driven engineers who inspire and challenge you.
• See your impact immediately. Your work will be deployed into products used in millions of homes and businesses.
• Grow your skills. Gain experience across multiple disciplines from device protocols to cloud services.
• Owning your work. We value autonomy over micromanagement and you will have the freedom to drive projects to completion.
• Work with cutting-edge technology. Our stack includes C#, .NET, SQL Server, Kafka, Ember.js, and native iOS and Android applications.
• Enjoy our culture. We host events, happy hours, and activities that bring the team together because fun matters.