Senior Fullstack.NET Developer with Angular

Sii Sp. z o.o.; Województwo pomorskie; Hybrid; PLN 120,000 - 180,000; Full time

Job summary

A leading technology consulting firm in Poland seeks a Senior Fullstack .NET Developer with Angular. Responsibilities include designing and maintaining applications utilizing C# and .NET, developing RESTful APIs, and collaborating on front-end projects. Ideal candidates should have at least 5 years of experience in .NET technologies and strong skills in Angular and TypeScript. The role offers competitive benefits and the possibility of remote work.

Benefits

Private healthcare

Benefits cafeteria platform

Car discounts

Training platform

Investment in personal growth

Qualifications

• At least 5 years of experience in C#/.NET development.
• Strong front-end skills using Angular 9+, TypeScript, RxJS.
• Hands-on experience with RESTful Web APIs and microservice architectures.
• Familiarity with DevOps processes and tools.

Responsibilities

• Analyze business, functional, and technical requirements.
• Design, develop, and maintain robust applications.
• Implement RESTful Web APIs and microservices.
• Collaborate with front-end teams.

Skills

C#/.NET development

Angular 9+

TypeScript

RESTful Web APIs

Microservices

DevOps

Microsoft Azure

Git

AI-assisted development tools

Tools

Git

Terraform

PowerShell

GraphQL

Job description

Senior Fullstack. NET Developer with Angular

Technologies we use

Expected

• C#
• ASP. NET
• Entity Framework
• TypeScript
• RxJS
• GraphQL
• Terraform
• Git
• PowerShell
• Windows Server
• Angular

Operating system

• Windows

About the project

We are looking for a highly skilled Senior Fullstack. NET Developer with Angular to join our dynamic team focused on delivering next-generation digital platforms. The ideal candidate will have strong experience in full-stack development, cloud technologies, and modern software architectures, with a keen interest in leveraging AI to improve customer experience and engineering efficiency.

Your responsibilities

• Analyze business, functional, and technical requirements for digital platforms, including Customer Experience and eCommerce
• Design, develop, and maintain robust, scalable applications as part of an Agile Scrum team
• Implement RESTful Web APIs and microservices to support application functionality
• Collaborate with front-end teams to deliver responsive, high-quality web interfaces
• Apply modern frameworks and tools to enhance development efficiency and maintainability
• Participate in cloud application development, particularly on Microsoft Azure
• Integrate DevOps processes and tools to support CI/CD and infrastructure management
• Utilize AI-assisted development tools to increase productivity and code quality

Our requirements

• At least 5 years of experience in C#/. NET development, including. NET Core, ASP. NET, and Entity Framework
• Strong front-end development skills using Angular 9+, TypeScript, RxJS, HTML, CSS, and SASS
• Hands-on experience with RESTful Web APIs and microservice architectures
• Proficiency with modern frameworks and tools such as GraphQL, Mass Transit, Autofac, Mapster, AutoMapper, FluentValidation, Apollo Angular, and Angular Material
• Experience in cloud development, especially Microsoft Azure
• Familiarity with DevOps processes and tools, including Azure DevOps, Terraform, PowerShell, and MACH Composer
• Solid understanding of Git, SOLID principles, design patterns, and software architecture best practices
• Experience using AI-assisted development tools and interest in leveraging AI for customer experience, automation, or engineering efficiency
• Fluency in English
• Residing in Poland required

What we offer

• Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
• Employment stability - revenue of PLN 2. 1BN, no debts, since 2006 on the market
• We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
• Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
• Comfortable workplace – class A offices or remote work
• Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
• PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
• Investment in your growth – meetups, webinars, training platform and technology blog – you choose
• Fantastic atmosphere created by all Sii Power People

Recruitment stages

• Send your CV
• Talk to us about your expectations
• Learn more about our projects and choose the best
• Start your adventure with Sii!

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 500 professionals and implement projects in a variety of industries for clients from many countries around the world.

The Great Place to Work title, won 10 times in a row, proves that at Sii we create a friendly work environment.