Taxfix

(Senior) Software Engineer (d/f/m)

Taxfix
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1 day ago
Berlin, GermanySenior

Responsibilities

  • Partner with product management, design, and engineering to understand customer problems, shape solutions, and deliver measurable outcomes.
  • Own work end to end from discovery and technical design through implementation, release, monitoring, and iteration.
  • Build core product features and make pragmatic technical trade-offs while maintaining scalability, quality, and maintainability.
  • Contribute to technical direction and long-term product strategy.
  • Use, evaluate, validate, and troubleshoot AI-generated output in development, testing, debugging, and documentation workflows.
  • Share effective AI-assisted development practices and encourage responsible experimentation among teammates.
  • Improve developer experience through tools, automation, and engineering practices that support reliable, frequent delivery.
  • Collaborate across product and platform teams and contribute to a constructive learning environment.

Requirements

  • Professional software engineering experience with React and Node.js, including designing reliable backend services and APIs.
  • Experience working across system boundaries and collaborating outside a primary frontend or backend specialization.
  • Experience with a public cloud environment such as Google Cloud, AWS, or Microsoft Azure.
  • Familiarity with DevOps practices including CI/CD, observability, and operating software in production.
  • Understanding of authentication, databases, distributed systems, cloud infrastructure, and API integrations.
  • Ability to evaluate and troubleshoot AI-generated code, use effective prompting, and share practical learnings.
  • React Native experience is a plus.
  • Pragmatic builder mindset with strong ownership, initiative, sound judgment, and a focus on maintainable, elegant code.
  • Collaborative attitude and willingness to challenge ideas constructively.

Benefits

  • Free mental health coaching sessions and yoga.
  • Monthly flexible allowance for a broad range of services, with rollover capability.
  • Employee stock options for all employees.
  • 30 annual vacation days and flexible working hours.
  • Ability to work from abroad for up to six weeks per year.
  • International team meetups and social events, including internal tech meetups.
  • Free tax declaration filing through the Taxfix app and internal support for personal tax questions.
  • Dogs are welcome in the office.
  • International work environment across Germany, Spain, and the UK.

Tech Stack

AWSAzureGoogle CloudNode.jsReactReact Native

Categories

Taxfix

About Taxfix

201-500 employees

Taxfix builds a mobile and web platform for individual taxpayers and freelancers to file income tax returns, featuring a guided Q&A flow and optional expert filing by certified advisors. The Berlin‑headquartered, privately held company, founded in 2016, monetizes via fees per return and operates in Germany, Spain, and the UK; its portfolio includes the Steuerbot product in Germany.

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