ASSA ABLOY is seeking a highly motivated undergraduate student to join our team as a Software Developer Intern. This internship provides hands-on experience working within the Microsoft technology stack while collaborating with business stakeholders, infrastructure teams, and experienced developers to deliver reliable and secure solutions. The intern will assist in maintaining and improving existing legacy applications by troubleshooting issues, supporting minor enhancements, and participating in incremental modernization efforts. In addition, the intern will contribute to the design and development of new applications using modern frameworks, Azure cloud technologies, and industry best practices.

This position will be situated on-site in Berlin, CT and report to the Director of Applications Developmpent.

What you will be doing

• Assist in building and enhancing frontend applications using React, while supporting and maintaining existing React and Angular applications under the guidance of senior developers.

• Experience or familiarity with legacy Microsoft .net frameworks and technologies such as asp.net web forms is a big plus.

• Develop and maintain backend scripts, APIs, or automation tools using Python to support data processing, ETL processes, system integrations, and internal tooling initiatives.

• Assist in debugging, troubleshooting, and resolving application defects, performance issues, security vulnerabilities, and integration challenges.

• Help maintain accurate and up-to-date technical documentation for both legacy and newly developed systems.

What we are looking for

• Currently pursuing a Computer Science or a related field.

• Foundational knowledge of C#, Python, and the .NET Framework / .NET Core, with hands-on academic, internship, or personal project experience developing applications.

• Exposure to developing and consuming RESTful APIs using ASP.NET / ASP.NET Core and/or Python-based frameworks (such as Flask or FastAPI) through coursework or projects.

• Basic familiarity with Azure cloud services such as App Service, Storage, or other related resources, and an interest in learning cloud-based application deployment and management.

• Understanding of CI/CD concepts, version control (e.g., Git), and exposure to tools such as Azure DevOps (or similar platforms) for building, testing, and deploying applications.

What we offer

We are passionate about providing amazing opportunities and benefits, so that you can enjoy a lifelong career with us. 

• Bonus eligible.
• Opportunity to gain hands-on Azure cloud experience and expand skills in modern data storage solutions—we welcome candidates who are eager to learn and grow in these areas.
• Continuous professional development opportunities and an environment that fosters internal growth and mobility.
• Competitive compensation and benefits package which includes multiple healthcare options, tuition reimbursement, and matching 401k.
• Generous holiday schedule and paid time off to refresh and recharge.
• Employee pricing on our products and discount programs for travel, entertainment, and more!

We review applications regularly, so don’t hesitate, apply today!

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We are the ASSA ABLOY Group
Our people have made us the global leader in access solutions. In return, we open doors for them wherever they go. With nearly 63,000 colleagues in more than 70 different countries, we help billions of people experience a more open world. Our innovations make all sorts of spaces – physical and virtual – safer, more secure, and easier to access. 

As an employer, we value results – not titles, or backgrounds. We empower our people to build their career around their aspirations and our ambitions – supporting them with regular feedback, training, and development opportunities. Our colleagues think broadly about where they can make the most impact, and we encourage them to grow their role locally, regionally, or even internationally.

As we welcome new people on board, it’s important to us to have diverse, inclusive teams, and we value different perspectives and experiences.