Senior Software Engineer

finanzen.net GmbH

Senior Software Engineer building a full-stack application combining market data and GenAI analysis for fintech investment decisions. Drive R&D initiatives and lead technical architecture in a collaborative environment.

Posted 7/2/2026full-timeKarlsruhe • 🇩🇪 GermanySeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong proficiency in Python and TypeScript, with extensive experience in building full-stack features using FastAPI and Angular. Possesses a proactive approach to leveraging GenAI tools and a solid understanding of finance and markets.

Highest-signal resume keywords

Python ProficiencyTypeScript ProficiencyAWS ExperienceAngular Framework ExperienceStrong Communication Skills

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack DevelopmentGenAI Tools UtilizationMicroservices ArchitectureInfrastructure as CodeProduction Software Shipping

Soft Skills

Proactive InitiativeOwnershipIndependence

Tools & Technologies

FastAPIAWSDockerKubernetesTerraform

Industry Keywords

FinanceMarketsInvestingEquitiesETFs

Tech Stack

Tools & technologies

AngularAWSCloudDockerKubernetesMicroservicesPythonTerraformTypeScript

About the role

Key responsibilities & impact

Drive practical R&D initiatives in GenAI, focusing on real-world use cases and measurable impact.
Build and ship full-stack features across FastAPI, Angular, and AWS, owning the process from commit to production.
Lead technical decisions, drive architecture discussions, and guide other engineers through code reviews and system design.

Requirements

What you’ll need

Proactive in leveraging GenAI tools to improve development workflows with real impact (not the LinkedIn hype).
Strong interest in finance, markets, or investing (e.g. equities, ETFs), with willingness to build domain expertise.
Strong proficiency in Python and TypeScript, with 5+ years of experience shipping production software.
Hands-on experience with a major cloud platform (ideally AWS).
Strong communication skills, able to clearly explain concepts/decisions to both technical and non-technical audiences.
A strong sense of ownership, demonstrating initiative, independence, and the ability to carry work from problem to solution.
Nice to Have: Experience with microservices architecture.
Familiarity with containerization (Docker, Kubernetes).
Experience with the Angular frontend framework.
Experience with Infrastructure as Code tools such as Terraform and/or AWS CDK.

Benefits

Comp & perks

Modern office hubs & hybrid work
Professional development opportunities in the financial markets and investment sectors
Regular team events & a strong company culture
Health and mobility benefits (Jobrad, public transportation subsidy)
Attractive financial benefits & other perks
An environment where you can contribute, grow, and feel at home.