Senior Backend Engineer (.NET, Cloud & APIs

About Us

At Nextlane
, we don’t just develop software solutions – we create the future of the automotive industry.

We are a company that combines advanced technology with a clear vision:
simplifying and digitizing every step of the automotive customer journey, empowering manufacturers and dealerships to thrive in a constantly evolving market.

We believe in the value of every team member, offering opportunities for you to develop and contribute to meaningful solutions.

So… What does it mean to be a #Nextlaner?

• Be part of a growth‑oriented culture
  .
• Collaborate with colleagues from all over the world
  .
• Believe in the Power of ideas and the diversity of thought
  .
• Be committed to provide an environment where you can learn, grow, and collaborate on projects that make a global impact.

Our success is measured not just by results, but also by the growth and satisfaction of those who are part of our company.

At Nextlane, you’ll have the opportunity to innovate
, push boundaries
, and work on solutions that are transforming the automotive world.

We are looking for a Senior Backend Engineer with strong expertise in C#/.NET, cloud‑native backend development, and API engineering.

This is a hands‑on engineering role focused on building scalable, secure, and maintainable backend services in cloud environments. The engineer will work closely with Tech Leads and cross‑functional teams to implement high‑quality solutions aligned with established architectural and engineering standards.

This role is not a Tech Lead or Architect position. The expectation is strong technical execution, active contribution to engineering quality, support for architecture compliance, and ownership of backend deliverables.

AI‑assisted development practices are a core expectation for this role. Candidates should be comfortable using tools such as Cursor, Claude Code Codex, or similar within their daily engineering workflow.

• Design, develop, and maintain backend services using C# and .NET Core.

• Build secure, scalable, and high‑performance REST APIs.
• Implement backend solutions aligned with approved architectural patterns and technical guidelines.
• Develop services capable of handling high concurrency and production‑scale workloads.
• Write optimized and maintainable database queries while ensuring data integrity and performance.
• Troubleshoot and resolve backend and production issues efficiently.

• Write clean, maintainable, testable, and production‑ready code.
• Apply SOLID principles and safeguard architectural practices such as Clean Architecture, Onion Architecture, Hexagonal Architecture, and Domain‑Driven Design (DDD).
• Implement and maintain unit, integration, end‑to‑end, and performance/load tests.
• Participate actively in code reviews and engineering quality initiatives.
• Contribute to continuous improvement of development standards, tooling, and workflows.

• Work closely with Tech Leads, frontend engineers, QA engineers, and Dev Ops engineers.
• Translate technical and business requirements into high‑quality implementations.
• Support architecture compliance and contribute to solution improvement discussions.
• Provide technical guidance and support to less experienced engineers when needed.
• Participate actively in Agile ceremonies and team collaboration activities.

• Work with cloud platforms such as AWS, Azure, or GCP.
• Containerize backend services using Docker.
• Contribute to CI/CD pipelines and automated deployment processes.
• Support observability and monitoring practices using logging, metrics, and tracing tools.
• Follow security, reliability, and operational best practices in backend implementations.

• Stay up to date with advancements in backend technologies.
• Propose and implement improvements in system architecture and development workflows.
• Contribute to knowledge‑sharing initiatives and technical documentation.

• A minimum of 6 years of experience in backend development.
• Experience in developing and maintaining scalable backend services.
• Experience writing and maintaining unit, integration and…