Senior Full-Stack Dev for AI-Driven Cloud SaaS (Hybrid)

Jonas Software; Tampere; Hybrid; EUR 59,000 - 65,000; Full time

Job summary

Premier Construction Software is seeking an experienced Senior Full-Stack Developer to design, develop, and evolve our cloud-native SaaS platform. The role centers on delivering scalable enterprise applications across web, API, and cloud, with a strong emphasis on Azure-based services and AI-assisted development.

You will build modern front-end applications with Angular and React, and backend services using C#, .NET Core, and SQL Server.

Qualifications

• 7+ years of professional software development experience.
• Strong backend with C#, .NET Core, REST APIs and SQL Server.
• Frontend experience with Angular/TypeScript/HTML5/CSS.
• Experience building scalable SaaS on Azure.
• Familiarity with Azure DevOps and CI/CD pipelines.
• Ability to mentor engineers and participate in reviews.

Responsibilities

• Design, develop, and maintain scalable enterprise apps across web, API and cloud.
• Build modern front-ends with Angular and React/TypeScript.
• Develop back-end services using C#, .NET Core and APIs.
• Design and optimize SQL Server databases and stored procedures.
• Contribute to architecture reviews and coding standards.
• Integrate RESTful APIs and third-party services.
• Develop cloud-native solutions on Microsoft Azure.
• Support CI/CD with Azure DevOps and automated deployments.
• Mentor teammates and participate in code reviews.
• Collaborate with Product, QA, Support and DevOps.

Skills

7+ years experience

C#

.NET / ASP.NET Core

SQL Server

REST APIs

Entity Framework

Azure Cloud Services

Angular

TypeScript

HTML5

CSS/LESS

Azure DevOps

Cloud-native SaaS

Code reviews

Mentoring

AI-assisted tools

Tools

Visual Studio 2022

SQL Server Management Studio

Postman

Azure Storage Explorer

Job description

Premier Construction Software is seeking an experienced Senior Full-Stack Developer to design, develop, and evolve our cloud-native SaaS platform. The role centers on delivering scalable enterprise applications across web, API, and cloud, with a strong emphasis on Azure-based services and AI-assisted development.

You will build modern front-end applications with Angular and React, and backend services using C#, .NET Core, and SQL Server.