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# Full-stack Engineer

- **Company:** numa group
- **Location:** Berlin, Germany
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Multitier Architecture, Artificial Intelligence, Amazon Web Services, Cascading Style Sheets (CSS), Code Review, Cursor (Graphical User Interface Elements), Software Design Patterns, Programming Tools, Amazon DynamoDB, Github, Node.Js, Scrum Methodology, Next.js, Amazon Simple Notification Service (SNS), TypeScript, Web Services, ReactJS, Technical Debt, AWS Lambda, Backend, Servicebus, Sentry, Front End Software Development, Functional Programming, Api Design, NestJS, Amazon Simple Queue Service (SQS), Domain Driven Design, Serverless Computing, Microservices
- **Published:** September 5, 2026
- **Apply:** https://startup.jobs/senior-full-stack-engineer-m-f-d-numa-8746112

## About the Role

* Next.js hosted on Vercel
 * TypeScript, React, CSS Modules
 * Zod, React Hook Form
 * Storybook
 * React Aria Components, RadixUI

Backend

 * NestJS microservices running on AWS Lambda
 * AWS services such as DynamoDB, SQS, SNS, and EventBridge
 * SST for Infrastructure as Code
 * New services adopt Clean Architecture, use-case driven, easy to test, and AI-friendly

Monitoring

 * Lumigo and Sentry

Developer Tools

 * Claude Code and Cursor for AI-assisted development
 * GitHub with CodeRabbit for code reviews, Strong technical skills are important, but how you approach your work is just as important., * Own your work. When something's unclear, you investigate, propose solutions, and unblock yourself. You stick to your word., * 4+ years of professional full-stack engineering experience
 * Strong experience with Next.js, TypeScript, React, and CSS
 * Strong experience with Node.js and API design
 * Hands-on experience with serverless (Lambda, DynamoDB, SQS, SNS)
 * Comfortable with Agentic workflows, able to leverage agents in a structured way
 * Fluency in English
 * Self-starter with an ownership mindset

Nice to Have

 * Familiarity with NestJS
 * Experience with Infrastructure as Code (SST preferred)
 * Exposure to Clean Architecture or Domain-Driven Design patterns

## Description

We're looking for a Full-Stack Engineer to join our Travel Experience team. This is a tight-knit, guest-facing team building products in areas such as online check-in, trip management, guest communication, and authentication.

You'll be the third engineer on a team with a Lead Engineer, Product Manager, and Product Designer. The work is full-stack, though with a user-facing tilt. You'll build polished interfaces in Next.js while also shaping the NestJS APIs and services behind them., * 2-week sprints with daily standups, refinements, sprint planning, and retros

 * First Friday of each sprint is dedicated to tech gardening, where we improve our codebase, documentation, monitoring, and chip away at technical debt


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