Senior Software Engineer - APIs & Support Systems

emnify· Development
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📍 Berlin

About this role

Your Role 

You will join our EXP Squad, building the customer-facing APIs and backend systems that power how enterprise customers manage and automate their IoT connectivity. These are production systems that directly impact adoption, scalability, and reliability. 

As a Senior Software Engineer, you will operate at the intersection of product thinking and technical excellence. You will not just implement tickets, you will own features end to end. From early discovery and architectural design to rollout and iteration, you will shape scalable, secure, and extensible systems. 

Our core stack includes TypeScript, Node.js, and NestJS, running on AWS with Infrastructure as Code.

Your Impact

  • Design and deliver scalable, customer-facing backend capabilities from architecture to production.
  • Drive API and system design decisions with long-term scalability, security, and maintainability in mind.
  • Collaborate closely with Product, Design, and other engineering teams to translate complex requirements into clean technical solutions.
  • Improve reliability, observability, testing practices, and architectural standards within your domain.
  • Contribute to mentoring, hiring, and raising the engineering bar within the team. 

Your Skills

  • Strong experience building scalable backend systems with TypeScript and Node.js, ideally using NestJS.
  • Proven track record designing and evolving REST APIs in production environments.
  • Solid experience with AWS and Infrastructure as Code, especially Terraform.
  • Hands-on experience with data modeling and performance optimization in SQL or NoSQL databases.
  • Demonstrated ability to own features end to end and make sound architectural trade-offs. 

Frequently Asked Questions

Is the salary disclosed for the Senior Software Engineer - APIs & Support Systems position at emnify?
The salary for this Senior Software Engineer - APIs & Support Systems role at emnify is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Software Engineer - APIs & Support Systems position at emnify located?
This Senior Software Engineer - APIs & Support Systems role at emnify is based in Berlin. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the Senior Software Engineer - APIs & Support Systems at emnify belong to?
This Senior Software Engineer - APIs & Support Systems position is part of the Development department at emnify. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Software Engineer - APIs & Support Systems position at emnify?
Click the "Apply Now" button on this page. You will be redirected to emnify's official application portal hosted on greenhouse where you can submit your application directly.
When was the Senior Software Engineer - APIs & Support Systems job at emnify posted?
This Senior Software Engineer - APIs & Support Systems position at emnify was posted on Mar 10, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Software Engineer - APIs & Support Systems
emnify
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