Ascom

Ascom

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Senior full stack software engineer

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Location

onsite, Cluj-Napoca, Romania

Commitment

Full Time

Level

Senior (5+ years)

Required skills

.NETC#TypeScriptReactHTML5CSS3Node.jsASP.NET CoreRESTful Web APIsEntity FrameworkMicrosoft SQL ServerObject-Oriented DesignDomain-Driven DesignMicroservicesDockerKubernetes

Job Description

We are looking for a highly skilled Senior Full Stack Software Engineer to join the SmartSense R&D team. The successful candidate will contribute to the design, development, testing, and evolution of SmartSense, Ascom's intelligent monitoring platform for healthcare and long-term care environments.

The ideal candidate has extensive experience building scalable frontend and backend solutions, a strong understanding of modern software architecture, and the ability to drive technical improvements across the full technology stack.

Required Qualifications

  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
  • Minimum 6 years of professional software development experience.
  • Strong experience with:
    • .NET / .NET Core
    • C#
    • TypeScript
    • React
    • HTML5 and CSS3
    • Node.js
    • Webpack
    • ASP.NETCore and RESTful Web APIs
    • Entity Framework
    • Microsoft SQL Server
  • Experience designing and implementing scalable web applications and distributed systems.
  • Strong knowledge of:
    • Object-Oriented Design (OOD)
    • SOLID principles
    • Design patterns
    • Clean Code practices
    • Domain-Driven Design (DDD)
  • Experience writing automated tests, including:
    • Unit tests
    • Integration tests
    • API tests
  • Experience working in Agile/Scrum development teams.
  • Strong analytical, debugging, and problem-solving skills.
  • Excellent communication skills and ability to collaborate within international, cross-functional teams.

Preferred Qualifications

  • Experience with:
    • Microservice architectures
    • Event-driven systems and messaging technologies
    • RabbitMQ or similar message brokers
    • Containerization using Docker
    • Kubernetes and cloud-native deployments
    • CI/CD pipelines and DevOps practices
    • Azure DevOps or similar development platforms
  • Experience designing highly available, resilient, and scalable systems.
  • Knowledge of authentication and authorization technologies such as JWT, OAuth2, and OpenID Connect.
  • Familiarity with monitoring, logging, and observability tools.
  • Experience working with healthcare, IoT, sensor-based, or real-time event processing systems is considered a strong advantage.

Key Responsibilities

  • Design, develop, and maintain SmartSense frontend and backend services.
  • Contribute to the evolution of SmartSense towards a scalable microservices and high-availability architecture.
  • Develop modern React-based user interfaces and REST APIs.
  • Participate in architecture discussions and technical design reviews.
  • Ensure software quality through code reviews, automated testing, and continuous integration practices.
  • Collaborate with architects, product owners, QA engineers, and DevOps engineers to deliver high-quality solutions.
  • Mentor junior engineers and contribute to engineering best practices.
  • Drive continuous improvements in performance, scalability, maintainability, and security.

Personal Attributes

  • Self-driven and proactive.
  • Strong ownership mindset.
  • Passion for software craftsmanship and continuous learning.
  • Ability to balance technical excellence with business priorities.
  • Comfortable working in a fast-changing environment with evolving requirements.

Join Us

At Ascom, we believe recruitment is a two-way decision. We are not only looking for someone to join us — we are looking for someone who also chooses us as their next employer. If you are looking for a role where you can make an impact, work with modern technologies, and contribute to global operations — we would love to hear from you.

Ready to join the team?

Apply now