Senior Software Engineer, ReactJS - (Logistics, Service Experience) at Delivery Hero

Berlin, , Germany -

Full Time

Start Date

Immediate

Expiry Date

22 Sep, 26

Salary

0.0

Posted On

24 Jun, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

ReactJS, TypeScript, WebView Integration, Micro-frontend Architecture, CI/CD, Performance Profiling, Docker, Webpack, Vite, Esbuild, Sentry, Datadog, New Relic, GitHub Actions, DOM Performance, Browser Engines

Industry

technology;Information and Internet

Description

Company Description 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 over 70+ 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. Job Description We are on the lookout for a Senior Software Engineer, ReactJS - (Logistics) to join the Service Experience team on our journey to always deliver amazing experiences. In Service Experience, we make help instant and effortless. We believe getting help should be as easy as ordering dinner. We erase the boundaries between users, AI agents, human agents, and riders to create one continuous conversation. No matter where the user starts, we carry their context forward, saving them time and effort at every step. As a Frontend Engineer on our team, you’ll play a key role in shaping this experience. You’ll build responsive, high-performance interfaces that carry context across touchpoints, enabling smooth transitions between automated and human support. Your work will directly impact how millions of users get help—turning complex workflows into simple, elegant interactions. For Logistics In our Logistics Team, you’ll tackle high-impact challenges that make last-mile delivery efficient, affordable, and sustainable. Your work will directly improve experiences for riders, end customers, and merchants across the globe. Each enhancement you contribute will help Delivery Hero optimize delivery operations, supporting expansion into new areas like grocery and retail. Engineered high-performance frontend solutions that slashed global application load times, directly boosting user retention and conversion rates. Architected and optimized seamless WebView integrations for iOS and Android, ensuring a native-like UX through sophisticated bridge communication and hybrid rendering strategies. Native SDK integration, Work with Android and iOS SDKs to support hybrid or embedded web experiences (e.g., WebViews, SDK integrations). Led the strategic modernization of a complex legacy monolith, decomposing tightly coupled code into a scalable, modular micro-frontend architecture. Advanced technical excellence by implementing cutting-edge code splitting, tree shaking, and multi-tier caching strategies to minimize bundle sizes and execution overhead. Partnered across organizational boundaries, aligning with native Host App engineers and product owners to synchronize release cycles and ensure seamless feature parity. Established a culture of observability by defining core KPIs and deploying robust monitoring frameworks (SLIs/SLOs) to proactively resolve performance bottlenecks. Qualifications Hybrid Architecture Expertise: Proven track record of managing the nuances of WebView-to-Native communication and optimizing the critical rendering path within mobile shells. Core Engineering Mastery: Deep-seated fluency in TypeScript and React, coupled with an "under-the-hood" understanding of browser engines, event loops, and DOM performance. Performance-First Mindset: Demonstrated ability to profile and fix runtime jank, memory leaks, and network overhead using Chrome DevTools and synthetic monitoring. DevOps & Tooling Proficiency: Hands-on experience scaling CI/CD pipelines (GitHub Actions, Docker) and configuring sophisticated build tools like Webpack, Vite, or Esbuild. Strategic Problem Solving: A history of navigating technical debt and architectural ambiguity with a strong sense of ownership and the ability to influence stakeholders. Data-Driven Reliability: Expert-level use of Sentry, Datadog, or New Relic to transform raw telemetry into actionable performance improvements. Additional Information Ensuring you and all our Heroes are looked after, happy, and healthy is always on the menu. Because if you’re in good shape, then we’re in good shape. 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. 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. Here are a few ways to help you do that. All the yum: Digital Meal Vouchers, Food Vouchers, Corporate Discounts. Courses. Wondering what relocating to Berlin is like? In this article, 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 and check out more information about moving to Berlin. Ready to prepare for your interview? Check out the list of the 5 most common interview questions and answers created in collaboration with our recruiters. Ready to join our team? If you’re excited to grow, collaborate and be part of the world’s leading delivery platform, we’d love to hear from you. Apply today! We believe diversity and inclusion are key to creating not only an exciting product, but also an amazing customer and employee experience. Fostering this starts with hiring - therefore 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 at [email protected]. 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.

Responsibilities

Develop high-performance frontend interfaces for the Service Experience team to streamline interactions between users, AI, and human agents. Optimize last-mile delivery efficiency by building scalable solutions for riders, customers, and merchants within the Logistics team.