Senior Software Engineer, ReactJS & Python - (Logistics)

About

As the world’s pioneering local delivery platform, our mission is to deliver an amazing experience, fast, easy, and to your door. We operate in around 65 countries worldwide powered by tech, designed by people. As one of Europe’s largest tech platforms, headquartered in Berlin, Germany. Delivery Hero has been listed on the Frankfurt Stock Exchange since 2017 and is part of the MDAX stock market index. We enable creative minds to deliver solutions that create impact within our ecosystem. We move fast, take action and adapt. No matter where you're from or what you believe in, we build, we deliver, we lead. We are Delivery Hero.

We are on the lookout for a Senior Software Engineer, ReactJS & Python – (Logistics) to join the Choice team on our journey to always deliver amazing experiences. Frontend‑heavy full‑stack role. You will be working within the Optimal Choice squad, owner of the back‑office tool “Delivery Areas Service” that determines which vendors deliver to which customers. The squad is migrating the tool to a more secure internal system and redesigning the application from scratch, aiming at better UX, better guardrails and better development experience. You will work closely with the design team and leverage state‑of‑the‑art AI agentic tools.

Responsibilities

• Lead the Migration: Drive the end‑to‑end rewrite of our existing back‑office tools into the new Ops Portal, eliminating technical debt and implementing modern design specifications.
• Build from Scratch: Leverage modern React and updated libraries to create a high‑performance, analytical tool that provides a superior experience for our internal users.
• Bridge the Stack: While leaning heavily into the frontend, ensure seamless integration with our Python‑based microservice, performing necessary adjustments for a successful end‑to‑end data flow.
• Collaborate & Mentor: Partner closely with our frontend specialist to elevate the team’s frontend ecosystem and mentor other engineers on best practices.
• Own the Lifecycle: Take full ownership of features from initial specification and system design to deployment and production monitoring.

Qualifications

• Frontend‑First Mindset: You identify as 80‑90% Frontend‑focused. You are an expert in modern React (Hooks, Context, State management) and are happy to leave legacy Redux patterns behind.
• Backend Capable: You are “Fullstack‑literate.” You have experience with, or a strong ability to debug and contribute to Python backends and write efficient SQL queries.
• Autonomous & Pragmatic: You have 5+ years of experience and a track record of delivering functionality with minimal bugs. You know how to balance “perfect” code with the need to ship value.
• Architectural Fluency: You understand component‑driven architecture and can contribute to system design discussions that span across multiple services.
• Testing Rigor: You believe in the “test‑pyramid” and write robust unit and integration tests to prevent regressions in our new codebase.
• Problem Solver: You don’t just move tickets; you look at the business impact of delivery area dynamics and suggest technical solutions to improve the logistics’ efficiency, help prioritize those solutions and collaborate well with your team members to deliver them.
• AI Adopter: You lean in to the age of AI‑tools and know how to leverage them to get your work done in an efficient way.

Benefits

• Make the most of our hybrid working model and join the team for face‑to‑face connection and collaboration in our beautiful Berlin campus 2 days a week.
• We offer 27 days holiday with an extra day on 2nd and 3rd year of service.
• We will support you in developing yourself and your career growth opportunities: 1.000 € Educational Budget, Language Courses, Parental Support and access to the Udemy Business platform to explore a variety of online courses.
• Get moving and release those wonderful, mind‑boosting endorphins: Health Checkups, Meditation, Gym & Bicycle Subsidy.
• Cash. Dough. Cheddar. Whatever you call it, we’ll help you with it: Employee Share Purchase Plan, Sabbatical Bank, Public Transportation Ticket Discount, Life & Accident Insurance, Corporate Pension Plan.
• The power of getting together over some food is unrivaled. All the yum: Digital Meal Vouchers, Food Vouchers, Corporate Discounts.
• Wondering what relocating to Berlin is like? We’ve put together 10 things you should know about moving to Berlin and how Delivery Hero can support you. You can also visit our relocation hub for more information.
• We believe diversity and inclusion are key to creating an exciting product and an amazing customer and employee experience. We do not discriminate on the basis of racial identities, religious beliefs, color, national origin, gender identities or expressions, sexual orientations, age, marital or disability statuses, or any other aspect that makes you, you.
• We encourage you to let us know if you need any accommodations or specific accessibility support to ensure a smooth interview experience—just let us know with an email to our Inclusion Officer.
• Severely disabled applicants with equal qualifications will be given preferential consideration.
• You're welcome to share your pronouns (he/she/they) right from the start so we can address you respectfully from our first contact.