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    finanzen.net GmbH

    FinTech

    Senior AI Software Engineer (f/m/d)

    Remote (Karlsruhe, Berlin, München, Hamburg), GermanyRemoteFull-timePosted 6d ago
    All finanzen.net GmbH jobs

    Job description

    We’re building a product that helps investors make better decisions by combining real-time market data, news and GenAI into a product used daily by investors.
    We’re looking for a Senior AI Software Engineer with strong Python and AWS experience who enjoys taking ownership and shipping products end-to-end. You’ll work primarily with Python, FastAPI, GenAI and AWS, building scalable backend services, AI-powered features and data pipelines. You'll make real architectural decisions, like knowing when an LLM beats a well-tuned ML model or a simple heuristic, and own features from idea through production. We move fast, keep things pragmatic and give engineers a lot of ownership.

    Responsibilities

    • Build and ship AI-powered, full-stack products from idea to production.
    • Develop scalable backend services with Python & FastAPI.
    • Design, deploy and operate production systems on AWS.
    • Drive architecture and technical decisions and contribute to code reviews.
    • Build practical GenAI solutions and evaluate where LLMs actually add value.
    • Use AI coding tools such as Claude or Codex to improve development workflows.
    • Own reliability, observability and performance of what you build.
    • Senior-level Software Engineering experience with a strong track record of shipping production software.
    • Practical experience with GenAI and AI-assisted development.
    • Experience in a startup, scale-up or similarly fast-moving environment.
    • Strong end-to-end ownership: you take problems from architecture → code → deployment → production.
    • Pragmatic engineering mindset: build simple solutions, ship fast, iterate.
    • Strong communication skills and the ability to make independent technical decisions.
    • Strong Python skills — Python is central to this role.
    • Hands-on AWS experience or similar cloud provider — this is essential.
    • Experience with FastAPI, cloud architecture and production systems.

    Nice to Have

    • Terraform / Other Infrastructure as Code
    • TypeScript / Angular / React
    • Microservices & data pipelines
    • Experience with finance, markets, trading or investment products

    With us, you’ll find a modern work environment with over 250 colleagues, characterized by trust, flexibility, and genuine collaboration. In addition to our offices in Karlsruhe and Berlin, our Munich location is also available to you—supplemented by up to 15 days of “workation” within the EU per calendar year.

    We actively support your personal and professional development through training, seminars, and conferences in a dynamic fintech and stock/finance environment. We place great value on open communication, team spirit, and shared success.

    You can also expect the following benefits: 

    • Modern office hubs
    • 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.

    Job details are sourced from the employer's original posting.

    Open job posting
    FI

    About the company

    finanzen.net GmbH

    About Finanzen.net Group Finanzen.net Group is an innovative FinTech company that supports both private and professional investors in making informed investment decisions. The group includes: finanzen.net – one of the leading financial information portals in the DACH region finanzen.net ZERO – a neobroker offering low-cost and secure trading of securities TraderFox – a provider of financial information and trading tools for professional investors and those aspiring to become one Our Vision We strive to be the best partner for our customers on their investment journey. Growth and Acquisition At the beginning of 2025, the Finanzen Group was acquired by Inflexion , a leading European private equity firm in the mid-cap segment. Inflexion supports ambitious management teams in developing and scaling high-growth companies sustainably. As part of the acquisition, the previously independent business units are being strategically integrated. This realignment, combined with the group's strong innovative capabilities, creates new growth opportunities to further strengthen its position as a leading investment platform. Working With Us To successfully implement our growth strategy and value creation program, we are looking for talented individuals who want to actively shape this transformation. We value personal exchange: we work hybrid – three collaborative days at one of our hubs in Karlsruhe, Munich, or Berlin , and two days remote.

    View all finanzen.net GmbH jobs
    Industry
    FinTech
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