Backend .NET Developer

LetsReg; Oslo; Hybrid; NOK 600,000 - 800,000; Full time

Job summary

A tech company in Norway is looking for a Frontend React Developer to build and improve their core platform using the latest .NET ecosystem. Candidates should have 3-5 years of experience with ASP.NET Core (C#) and be comfortable using AI tools. The role offers a competitive salary, flexible work setup, and potential for equity. Relocation support is also available for candidates moving from within the EU/EEA.

Benefits

Competitive salary

Health Insurance

Flexible work setup

Co-Ownership/Equity

Attractive Pension Scheme

Qualifications

• 3-5 years of experience with ASP.NET Core (C#).
• Experience using AI tools in daily work.
• Bonus: experience with event organization and mobile app development.

Responsibilities

• Build and improve our core platform using the latest .NET ecosystem.
• Work closely with product and designers, with fast and data-driven decisions.
• Own your designs and solutions end-to-end.

Skills

ASP.NET Core (C#)

AI tools

Drive and ambition

T-shaped mindset

Tools

React

Azure

GitHub Actions

SQL Server

Cloudflare

Service Bus

Job description

Overview

About the job Frontend React Developer

Intro

LetsReg by Deltager AS has been a market leader in registration and payment solutions in Norway since 2000. Licensed as a payment institution, we securely process close to NOK 1 billion annually through our client account system, used by both small and large businesses. In recent years, we have accelerated and made significant investments to reach new heights through a newly launched booking solution and a 360-degree rebranding to LetsReg. In addition, we have subsidiaries in Sandefjord (Pindena AS) and England (Participant UK), as well as tech teams in India and Ukraine.

We are a small but international company with high growth ambitions, to be realized through stable and scalable solutions. Our next goals include putting a strong focus on User Experience with our new React frontend, and a global expansion starting with European markets first.

What you'll do

• Build and improve our core platform using the latest .NET ecosystem
• Work closely with product and designers, decisions are fast and data-driven
• Own your designs and solutions end-to-end (API, architecture, integrations, performance, testing)
• Help shape our culture, processes, and product direction

What we are looking for

• 3-5 years of experience with ASP.NET Core (C#)
• Comfortable using AI tools (Copilot, ChatGPT, Builder.io, Claude) in daily work
• Bonus: worked with React, Azure, GitHub Actions, SQL Server, Cloudflare, Service Bus
• Bonus: experience with event organization and mobile app development
• Drive and ambition, someone who wants to grow and have fun with us
• A T-shaped mindset expert in one area, curious about others

Why join us

• Competitive salary and total package, including the possibility for equity
• Small, ambitious team -> no bureaucracy, direct influence
• Flexible work setup at the newly opened Rebel in central Oslo
• Scale up with strong owners, solid customers and 25 years on the market
• Relocation package available for the right candidate relocating within the EU/EEA to Oslo region

Location: Oslo, Norway (we support relocation from within EU/EEA).

Package Details

• Possibility for Co-Ownership/Equity
• Attractive Pension Scheme
• Health Insurance
• Mobile Phone and Subscription
• Freedom to choose your hardware
• Office first, but flexible