Job
- Level
- Senior
- Job Field
- Web, Software, Full Stack
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Salary
- from 57.052 € gross/year
- Location
- Berlin
- Working Model
- Hybrid, Onsite
Job Summary
In this role, you will develop our core product across the stack, design AI integrations, and take responsibility for architecture on AWS, including serverless solutions and modern web technologies.
Job Technologies
Your role in the team
- You take responsibility for our core product.
- Your code and architectural decisions have a direct impact on our scaling.
- You work across the entire stack - from frontend and mobile to backend & AWS.
- You will help us shape how we meaningfully integrate AI Agents into products and processes.
- You work closely with Product & Operations and gain real ownership.
- Hands-on development of our web and mobile products with React, React Native, and TypeScript.
- Further development of a clean, maintainable, and scalable codebase.
- Responsibility for backend, infrastructure, and architecture on AWS.
- Working with our serverless infrastructure, including Lambda, DynamoDB, and Cognito.
- Make architectural decisions and further develop technical standards.
- Development and integration of AI agents and AI-based workflows.
- End-to-End responsibility: from the product idea through architecture and development to operational deployment.
- Close collaboration with Product & Operations.
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Our expectations of you
Qualifications
- A strong frontend background, especially with React and TypeScript.
- A high standard for clean code, maintainability, and software quality.
- The ability to think holistically not only about individual features but also about systems and architecture.
- You remain hands-on and want to develop a significant part of your time yourself.
- Good knowledge of German (at least B2).
- Responsibility, clarity, and open communication.
Experience
- Several years of experience as a Senior Fullstack Developer / Software Engineer.
- Very good practical experience with AWS and modern cloud/serverless architectures.
- Practical experience with AI agents, LLM-based applications, or agentic workflows.
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What we offer
- Very good, above-average salary.
- High technical ownership and a lot of creative freedom.
- Direct influence on architecture, product, and technical roadmap.
- Work on a product with social impact and nationwide reach in Germany.
- A small, focused team with short decision-making processes.
- Flexible working hours and minimal unnecessary processes.
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Benefits
Work-Life-Integration
Topics You Will Work On
Job Locations
About Your Employer
LifeTeachUs gGmbH
LifeTeachUs gGmbH is a non-profit educational organization based in Berlin. It connects people from various walks of life through a platform and an app to serve as 'LifeTeachers' in schools, qualifying them to share their knowledge both live and online. Its aim is to support schools flexibly with meaningful learning content and to bring socially relevant topics into the classroom.
Description
- Company Type
- Startup
- Working Model
- Hybrid, Onsite
- Industry
- Education System
Senior Full Stack Developer
- Salary
- from 57.052 € gross/yearEstimated net salary based on the gross salary in the job ad using tax class I.from 36.044 € net/year · Tax class I
- Location
- Berlin
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
