Full-Stack Engineer for AI-Driven Fintech Platform

E Conomic; København; Hybrid; DKK 850,000 - 1,200,000; Full time

Benefits offered by this job

Flexible work life

Unlimited child sick days

Global workplace with 30+ nationalitie

Well-being benefits

Health insurance & pension

Choice of Mac or Windows gear

Prime location in Carlsberg Byen

Job summary

e-conomic is seeking a passionate Full Stack Engineer to join Team Apex in Copenhagen. You will balance front-end and back-end work, translating requirements into robust features and improving performance across large-scale data and financial workflows.

You will ship end-to-end capabilities with React and C#/.NET, mentor peers, and contribute to AI-enabled tooling and modernization efforts while thriving in a hybrid setup in Copenhagen.

Qualifications

• Experience building modern, responsive web apps with React.
• Solid background in C#/.NET backend systems.
• Strong SQL skills including indexing and query optimization.
• Collaborative mindset with clear, constructive communication and mentoring.
• Proficiency in English in a professional setting.

Responsibilities

• Build full-stack features with React frontend and C#/.NET backend.
• Profile and optimize high-volume SQL queries and schemas.
• Lead small feature pods and drive design discussions.
• Maintain code quality and share knowledge across teams.
• Participate in weekly support rotations and debugging.

Skills

React

C# / .NET

SQL

Mentoring

English

Job description

e-conomic is seeking a passionate Full Stack Engineer to join Team Apex in Copenhagen. You will balance front-end and back-end work, translating requirements into robust features and improving performance across large-scale data and financial workflows.

You will ship end-to-end capabilities with React and C#/.NET, mentor peers, and contribute to AI-enabled tooling and modernization efforts while thriving in a hybrid setup in Copenhagen.