Senior Full-Stack Engineer (TypeScript) (m/f/d)

Casavi; München, Berlin, Frankfurt; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work

40 days workation

Company pension

Childcare allowance

Wellpass discount

Education budget

Team events

Job summary

Casavi in Munich seeks a skilled software engineer to join a cross-functional team shaping AI-powered parts of our platform. You will plan, architect and build features using TypeScript, Node.js, React, AWS and Kubernetes, balancing backend strength with frontend delivery.

You will collaborate with product managers and designers to deliver high-quality solutions, focus on scalable, reliable systems, and continuously improve developer experience and product value through innovative ideas.

Qualifications

• Strong TypeScript expertise for full-stack development.
• Experience with backend and frontend architecture.
• Proficient in using AI tools (Claude Code preferred).
• Experience deploying cloud apps on AWS.
• Clear, structured coding style and high code quality.
• Analytical, KPI-driven, and strong problem-solving abilities.
• Excellent communication in English (C1+).

Responsibilities

• Plan, architect and develop features in the team's stack.
• Collaborate with PMs and designers to deliver high-quality features.
• Work with fellow developers to ensure scalable, reliable solutions.
• Explore ideas to improve product and developer experience.

Skills

TypeScript

Backend

Frontend

AWS

AI tools

Claude Code

LLMs

English C1+

Tools

React

Node.js

Kubernetes

Docker

Git/GitLab

MySQL

AWS

Job description

About the role

Your mission

• You are part of a cross-functional product team responsible for a large share of the AI-based part of our platform—agentic solutions that don’t just improve our customers' daily productivity, but take over full tasks from them.

• You and your team plan, architect & develop applications within the team’s tech stack, which includes TypeScript, Node.js, Mastra AI, React, MySQL, Kubernetes, Docker, Git/GitLab, all running on AWS.

• You work closely with Product Managers and Designers to create high-quality features that delight our customers.

• You collaborate closely with fellow developers to build lasting, scalable, highly available, and reliable technical solutions, ensuring the overall excellence of our software platform.

• You think outside the box and bring your ideas to improve our product or increase our developer experience to the table.

Your profile

• You know the ins & outs of TypeScript and feel equally at home in the Backend as well as on the Frontend and bring your experience to bear in both areas, whether it's complex architectures or the design of single-page applications, with the Backend being your main strength.

• You are a power user of AI-based tools (ideally, have deep experience with Claude Code), and you know how to boost your productivity with them safely and responsibly.

• You know how to use LLMs as components of software architecture and as a means of delivering customer value.

• You have working experience with building cloud applications on AWS.

• You write well-structured, efficient and maintainable code and actively keep the quality of the code base in check.

• You have excellent analytical & problem-solving skills and a solution-oriented & KPI-driven working style.

• You are a strong communicator, and your English is at a very good level (>C1).

Conditions & Benefits

• An open-minded and friendly team working with agile methods—as proven by ourKununu Score of 4,5

• Flexible & hybrid working

• 40 days of workation per year in the EU

• Company events & sports offers

• Corporate benefits

• Company pension scheme

• Childcare allowance

• EGYM Wellpass membership discount

• Diverse development opportunities and a continuing education budget

Position to be filled from