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software product engineer (m/f/d) Jobs in Berlin

software product engineer (m/f/d)

principal software engineer

Snowflake

<div><div>At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don&rsquo;t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset &mdash; who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done.
As a Principal Engineer on the Data Platform team, you will be a technical anchor &mdash; setting direction, solving the hardest engineering problems, and elevating the entire team. You will work at the intersection of systems design, long-term architecture, and real-world engineering execution. In this specific role, you will lead the evolution of our declarative data pipelines, focusing on streaming ingestion and transformations.<div>
WHAT YOU'LL DO</div><ul><li>
Drive the technical strategy and architecture for key Data Platform initiatives, focusing heavily on real-time data movement and incremental processing.</li><li>
Lead design reviews and set engineering standards across teams.</li><li>
Identify and resolve high-impact technical challenges and systemic bottlenecks to reduce latency and improve the efficiency of dynamic tables at cloud scale.</li><li>
Mentor and grow senior engineers; raise the engineering bar.</li><li>
Partner closely with product and infrastructure leadership on roadmap and direction.</li><li>
Continuous hands-on technical deliverables in the most critical areas.</li></ul><div>
WHAT WE'RE LOOKING FOR</div><ul><li>
14+ years of software engineering experience with deep expertise in distributed systems.</li><li>
Demonstrated track record of defining and delivering platform-scale technical initiatives.</li><li>
Expert-level knowledge of streaming and/or batch data systems (Flink, Spark, or equivalent), with specialized knowledge in incremental materialization algorithms.</li><li>
Strong systems thinking &mdash; ability to reason across layers of complexity (infra, storage, compute, API).</li><li>
A passion for engaging directly with customers to gain insight and inspiration</li><li>
Experience influencing technical direction across organizations</li><li>
Excellent written and verbal communication for technical and executive audiences.</li></ul><div>
DESIRABLE</div><ul><li>
Experience with AI-augmented development practices and integrating LLM-based tooling into engineering workflows.</li><li>
Familiarity with Snowflake platform internals or cloud-native data systems.</li><li>
Experience with metadata systems, query optimization, or data catalog infrastructure.</li><li>
Contributions to open source, such as top-level Apache projects</li></ul>
Snowflake is growing fast, and we&rsquo;re scaling our team to help enable and accelerate our growth. We are looking for people who share our values, challenge ordinary thinking, and push the pace of innovation while building a future for themselves and Snowflake.
How do you want to make your impact?
For jobs located in the United States, please visit the job posting on the Snowflake Careers Site for salary and benefits information: careers.snowflake.com</div></div>

Principal Software Engineer II, Data Platform (Streaming, Dynamic Tables and more)

Zalando

<div><div>Ort</div><div>
Germany - Berlin</div><div>
Vertrag</div><div>
Full time</div><div>
Job-Kategorie</div><div>
Software Engineering - Frontend</div></div>
 <div><div><h2 class="jobSectionHeader">THE ROLE AND THE TEAM</h2>
The ZEOS B2B Platform department is the core engine enabling our partners to seamlessly integrate with and scale within the Zalando ecosystem. By unifying complex business services under a high-performance platform umbrella, we provide a holistic API-first environment that empowers our partners to grow their business with speed and flexibility.
As a Principal Software Engineer at ZEOS, you will be a key architect of the common platform and ecosystem that powers both partner-facing and internal products. In this role, you don't just build services; you shape the technical landscape that allows diverse B2B solutions to interact, scale, and thrive. Together with an elite team of engineers and product managers, you will design the foundational REST services and microservices that serve as the interface between our complex internal operations and the external market. With ZEOS we shape the future of the Zalando logistics ecosystem - please read more HERE.
You will be the architectural guide for a platform that turns business complexity into scalable, cost-efficient, and secure software. By bridging the gap between high-level business requirements and robust Java-based engineering, you will drive the cross-unit alignment necessary to keep our platform compliant, extensible, and best-in-class. Your work ensures that ZEOS remains the premier choice for B2B partners looking to leverage the power of Zalando&rsquo;s infrastructure.<h2 class="jobSectionHeader"> 
INCLUSIVE BY DESIGN</h2>
If you think you have what it takes, we encourage you to apply even if you don't meet every single requirement. You may just be the right candidate for this or other roles!
At Zalando, our vision is to be the leading pan-European ecosystem for fashion and lifestyle e-commerce &ndash; one that thrives on diversity and is truly inclusive by design. We believe that diverse teams fuel innovation and creativity, and we actively seek out talent from all backgrounds.
We actively seek to reduce bias in our hiring and employment processes, focusing on your qualifications, skills, and contributions. To support this, we kindly ask that you refrain from including personal details such as your photo, age, or marital status in your CV, ensuring a fair and equitable evaluation based solely on your abilities and potential.
We are committed to providing an exceptional and accessible candidate experience for everyone. If you require any accommodations to support you throughout the hiring process, please let us know &ndash; we are here to assist you.
Discover more about our commitment to creating a diverse and inclusive workplace: https://jobs.zalando.com/en/our-culture/diversity-and-inclusion<h2 class="jobSectionHeader">
WHAT WE&rsquo;D LOVE YOU TO DO (AND LOVE DOING)</h2><ul><li>
Architect Scalable Ecosystems: Design and drive the technical vision for high-traffic customer portals and internal tools using React, TypeScript, and Node.js.</li><li>
Master Modular Landscapes: Guide the transition and optimization of our Micro Frontend (MFE) and SPA architectures, ensuring seamless integration across the ZEOS partner landscape.</li><li>
Bridge Business &amp; Technical Needs: Translate complex business opportunities into Solution Designs that are not only scalable and cost-efficient but also strictly compliant with industry standards.</li><li>
Support Infrastructure &amp; Security: Guide deployment strategies within AWS and Kubernetes environments, ensuring robust Web Security through the implementation of Okta/OpenID and sophisticated proxy/gateway configurations.</li><li>
Foster Technical Excellence: Act as a core member of our Principal Community, driving cross-area architectural consistency and elevating development processes through CI/CD, high test coverage, and Design System (DS) maturity.</li><li>
Align &amp; Empower Delivery: Support multi-disciplinary teams (Engineers, Designers, PMs) and manage high-level stakeholders to ensure project alignment and technical integrity.</li></ul><h2 class="jobSectionHeader">
WE'D LOVE TO MEET YOU IF</h2><ul><li>
Experienced Strategic Leader: You bring 3+ years of experience as a Principal Engineer or Solutions Architect, with a proven track record of leading complex, multi-team projects in cloud environments.</li><li>
Deep Frontend Expertise: You possess expert-level knowledge of the modern web stack (React, TS, Webpack) and have deep experience managing the complexities of Micro Frontends at scale.</li><li>
Cloud &amp; Infrastructure Knowledge: You are comfortable navigating AWS and Kubernetes and have a strong grasp of networking fundamentals, including reverse-proxies and API gateways.</li><li>
Security-Conscious Mindset: You have practical experience implementing modern authentication flows (OpenID/Okta) and protecting applications against sophisticated web vulnerabilities.</li><li>
Agile Champion: You thrive in an Agile environment, owning the full development lifecycle from initial discovery to CI/CD deployment and automated testing.</li><li>
Empathetic Mentor &amp; Communicator: You excel at translating &quot;tech-speak&quot; for stakeholders and possess the leadership clarity needed to mentor senior engineers through difficult architectural decisions.</li><li>
Balanced Practitioner: You are a master of delegation and high-level system thinking, but you aren't afraid to get hands-on when a critical technical challenge requires your direct expertise.</li></ul><h2 class="jobSectionHeader">
OUR OFFER</h2>
Zalando provides a range of benefits, here&rsquo;s an overview of what you can expect. Ask your Talent Acquisition Partner to learn more about what we offer.<ul><li>
27 days of holiday a year to start for full-time employees (+1 day for every calendar year up to 30 days)</li><li>
2 paid volunteering days a year</li><li>
Hybrid working model with up to 60% remote per week, actual practice is up to each team to best support their collaboration</li><li>
Work from abroad for up to 30 working days a year</li><li>
Employee shares program</li><li>
40% off fashion and beauty products sold and shipped by Zalando, 30% off Lounge by Zalando, discounts from external partners</li><li>
Relocation assistance available (subject to prior agreement)</li><li>
Family services, including counseling and support</li><li>
Health and wellbeing options (including Wellhub, formerly Gympass)</li><li>
Mental health support and coaching available</li><li>
Drive your development through our training platform and biannual peer-to-peer review</li></ul></div><div>
Recruiter
Bettina Melis
bettina.melis@zalando.de</div><div>
 Nach der Pr&uuml;fung werden unsere Recruiter*innen &uuml;ber eine offizielle Zalando E-Mail-Adresse (@zalando.de) Kontakt aufnehmen.
In einigen F&auml;llen arbeiten wir auch mit einer Auswahl von Headhunter*innen und Agenturen zusammen, um bestimmte Positionen zu besetzen. Bitte beachte, dass weder Zalando noch unsere Rekrutierungspartner*innen irgendeine Art von Bezahlung verlangen, um sich f&uuml;r eine Stelle zu bewerben oder an einem Vorstellungsgespr&auml;ch teilzunehmen.</div></div>
 <div></div><div><div><div><h2 class="jobSectionHeader">&Uuml;ber Zalando</h2>
Es ist die perfekte Zeit, sich Zalando auf unserer Reise anzuschlie&szlig;en, das f&uuml;hrende E-Commerce-&Ouml;kosystem f&uuml;r den europ&auml;ischen Mode- und Lifestyle-Markt aufzubauen. Hilf uns, rund 50 Millionen aktiven Kund*innen in 25 M&auml;rkten ein inspirierendes und qualit&auml;tsorientiertes Einkaufserlebnis f&uuml;r Mode- und Lifestyle-Produkte zahlreicher Marken aus einer Hand zu bieten. Oder sei Teil unserer Zalando Logistik-, Software- und Service-Infrastruktur, um Marken und Einzelh&auml;ndler bei ihren E-Commerce-Transaktionen in ganz Europa zu unterst&uuml;tzen &ndash; sowohl auf als auch au&szlig;erhalb der Zalando Plattform. Komm zu uns, um mit diesem &Ouml;kosystem einen positiven Wandel in der Mode- und Lifestylebranche zu bewirken.</div></div></div>

Principal Frontend Engineer - ZEOS (all genders)

ALMEDIA

<div>This isn&rsquo;t your regular job. Almedia is a place where those who want to push harder can accelerate their careers faster than anywhere else. We&rsquo;re aiming to become Germany&rsquo;s second bootstrapped unicorn. Almedia is already Europe&rsquo;s #3 fastest-growing company in 2025 (FT1000).
We are building the future of marketing by rewarding our community of over 70 million users for engaging with our advertisers&rsquo; products. We are offering a new way to acquire users for the biggest companies in the world.<h2 class="jobSectionHeader"> 
Principal Machine Learning Engineer
</h2>You'll take ownership of the hardest ML problems across Almedia's products and growth. This is a hands-on role for someone who identifies what matters most, sets the technical direction, and drives it end to end with minimal oversight.<h2 class="jobSectionHeader">
Types of problems you'll be solving</h2><ul><li>
Designing and owning the strategy for user reward schemes at scale, across behaviour signals and market dynamics</li><li>
Architecting real-time personalisation systems for reward values that operate at production scale</li><li>
Defining how we detect and diagnose underperforming campaigns, and building the systems that act on it</li></ul><h2 class="jobSectionHeader">
Your role</h2><ul><li>
Own end-to-end delivery of high-impact ML systems: from problem framing through to production and iteration</li><li>
Set the technical bar for ML across the org, establishing best practices and raising the quality of decisions</li><li>
Define where ML creates the most business value and align the roadmap accordingly</li><li>
Apply advanced statistical and causal inference methods with rigour and production-readiness</li><li>
Partner with product and engineering leadership to shape how technical capability maps to strategic priorities</li></ul><h2 class="jobSectionHeader">
You have</h2><ul><li>
A strong track record of taking ambiguous, high-impact problems from first principles to production independently</li><li>
Deep expertise in statistics, causal inference, and experimentation at scale</li><li>
Mastery of Python and SQL, with extensive hands-on cloud and production systems experience</li><li>
A history of setting technical direction and raising the bar for engineering teams around you</li><li>
The communication range to influence both engineers and senior business stakeholders</li></ul><h2 class="jobSectionHeader">
Bonus points for</h2><ul><li>
Passion for gaming and a strong intuition for player behaviour</li><li>
Experience in adtech, monetisation platforms, or the gambling industry</li><li>
Familiarity with gaming KPIs such as pLTV, retention, and ROAS</li></ul><h2 class="jobSectionHeader">
Why Almedia?</h2><ul><li>
Scale With Almedia: Have a real impact and grow alongside a startup that has been profitable from day one.</li><li>
High-Growth Environment: We encourage all staff to take ownership of projects and consistently raise the bar.</li><li>
Do More, Get More: Generous bonus scheme to ensure great, proactive work is valued.</li></ul>
We believe in fostering talent, evaluating all skill levels during the hiring process, and providing a clear path for growth. Almedia is an equal opportunity employer. We embrace and celebrate diversity, and encourage individuals from all backgrounds to apply.</div>

Principal Machine Learning Engineer

CLERA

<div><h3 class="jobSectionHeader">About the Role</h3>
This is a rare opportunity to join a fast-growing, Y Combinator-backed AI SaaS startup in the motion design space as its first engineering hire. The company is building an AI-powered platform that dramatically accelerates animation creation &mdash; reducing what once took hours into minutes &mdash; and has already seen remarkable early traction since launching earlier this year.
As a Founding Software Engineer, you'll work shoulder-to-shoulder with the founders to shape the technical foundation of the product, own features end-to-end, and help architect a system built to scale to millions of users.<h3 class="jobSectionHeader">
What You'll Do</h3><ul><li>
Partner directly with the founding team to deliver user-centric product solutions from concept to production.</li><li>
Own end-to-end development of full-stack features with a focus on scalable architecture design.</li><li>
Build and optimize agentic LLM systems incorporating tool-calling, multi-step reasoning, and MCP protocols.</li><li>
Design comprehensive LLM evaluation frameworks including automated benchmarks, human-in-the-loop validation, and A/B testing.</li><li>
Optimize LLM inference performance, cost efficiency, and latency across multiple model architectures.</li><li>
Develop a high-performance motion graphics engine.</li><li>
Drive architectural decisions that support scalable growth to millions of users.</li></ul><h3 class="jobSectionHeader">
What We're Looking For</h3>
Required<ul><li>
2+ years of software engineering experience with strong CS fundamentals.</li><li>
Proficiency in TypeScript (dealbreaker requirement).</li><li>
Hands-on experience building or integrating large language models (LLMs), including tool-calling, multi-step reasoning, and MCP protocols.</li><li>
Experience designing and implementing LLM evaluation frameworks (automated benchmarks, human-in-the-loop validation, A/B testing).</li><li>
Demonstrated ability to deliver end-to-end full-stack features with scalable architecture.</li><li>
Proficiency optimizing LLM inference performance, cost efficiency, and latency across multiple model architectures.</li><li>
Experience with the full tech stack: TypeScript, React.js, Next.js, PostgreSQL, GCP, AWS.</li><li>
Prior startup or early-stage company experience with a strong ownership mindset.</li><li>
Willingness to work on-site in Berlin, Germany.</li></ul>
Nice to Have<ul><li>
Background in animation, motion graphics, or creative tooling.</li><li>
High slope / fast-learning profile with a track record of rapid growth.</li></ul><h3 class="jobSectionHeader">
Compensation &amp; Benefits</h3><ul><li>
Salary: &euro;80,000 &ndash; &euro;160,000 per year, depending on experience.</li><li>
Early-stage equity opportunity as the founding engineering hire.</li><li>
Visa sponsorship: Not available &mdash; candidates must already have the right to work in Germany.</li></ul><h3 class="jobSectionHeader">
Location</h3><ul><li>
Berlin, Germany &mdash; fully on-site role.</li><li>
Remote work is not available for this position.</li></ul></div>

Founding Software Engineer

Kittl

<div>A little about us<ul><li>
AI-native design: End-to-end workflows where a single prompt produces product shoots, social video, labels and full campaigns without switching tools</li><li>
Millions of users: Built a large user base since 2022, with a clear product bet on where design is heading next</li><li>
Diverse team: 120+ people from 30+ countries, building one product together</li><li>
Product-led: Engineers, product managers, and designers shape what Kittl becomes</li><li>
Strong backing: Over $45M raised from investors who've also backed Slack, Dropbox, and Figma</li></ul>
Learn more: www.kittl.com/career
Your role at Kittl
As Head of Engineering, you&rsquo;ll lead the people side of our engineering organization.
You'll own people leadership and delivery across these teams, reporting to the CTO. Your reports are a group of engineers plus a couple of team leads. You'll manage the ICs directly, help growing the team leads into stronger leaders, and keep delivery moving across the board.
You'll partner closely with Product and Marketing to manage engineering capacity and make sure what we build lines up with where the company is going.<div></div> 
What you'll do<ul><li>
Lead the team: Manage the engineers reporting to you directly, and coach your team leads</li><li>
Streamline execution: Audit and improve development processes to eliminate bottlenecks, reduce waste, and increase team predictability and velocity</li><li>
Set people standards: Define consistent and fair approaches to performance, feedback, career growth, and onboarding, while ensuring teams are structured effectively and people are aligned to the highest-impact opportunities</li><li>
Connect up and across: Give leadership clear, regular updates on progress and risks, and translate company strategy into what your teams actually work on</li><li>
Stay technically sharp: Weigh in on architecture and technical direction with your teams, and keep close enough to the code to make good calls and earn trust</li><li>
Support the vision: Work with the CTO to shape and communicate engineering strategy, and help carry it through the org</li></ul><div></div> 
What you&rsquo;ll need<ul><li>
Experience: 8+ years in software engineering, with at least 5+ years managing engineering teams</li><li>
Growing leaders: Experience developing senior engineers and team leads, and a readiness to grow them into managers over time</li><li>
People-first leadership: You get energy from growing people, and you've built teams others want to join</li><li>
Technical depth: Strong background in software development, architecture, and systems design. You can effectively steer technical strategy, uphold engineering standards, and empower teams to own execution</li><li>
Stack: Comfortable with TypeScript and a React / Node.js stack, familiar with modern frameworks</li></ul><div></div> 
Interview process<ul><li>
Recruiter interview (45 min)</li><li>
CTO interview (60 min)</li><li>
Product Lead interview (45 min)</li><li>
Meeting the team (back-to-back, 30 min + 30 min)</li><li>
Bar raiser interview with CEO (45 min)</li></ul><div></div> 
Our core tech stack
TypeScript, Python, Node.js, React, Next.js, Postgres, Pulumi, k8s<div></div> 
We are looking for someone<ul><li>
Who leads with care and still holds a high bar</li><li>
Who takes extreme ownership and gets things done</li><li>
Who's driven to make an impact and challenge the status quo</li><li>
Who focuses on outcomes over output - ensuring the team delivers actual business value, not just lines of code</li></ul><div></div> 
Benefits<ul><li>
Maximise your impact: No matter if you&rsquo;re leading a team or you stand out by your domain expertise - all we care about is supporting you to maximise your own impact</li><li>
Hackathons: Our quarterly hackathons provide an environment to experiment with new concepts, push boundaries, and potentially deliver the next big thing.</li><li>
Kittl Week: Each year, our global team gathers together for a whole week, to work, celebrate, get inspired, and have fun</li><li>
Flexible working hours: Our core hours are 11am&ndash;5pm CET, leaving the rest of your schedule flexible to fit your style</li><li>
Remote work: Work up to 50 days (10 weeks) fully remote per year from anywhere in the world, as long as you maintain our core hours</li><li>
Learning &amp; development: Our L&amp;D budget supports your professional growth</li><li>
Mobility benefit: We fully cover your monthly BVG public transport ticket</li><li>
Health and fitness: Urban Sports Club membership discount</li><li>
Vacation: Up to 30 vacation days per year</li></ul><div></div> 
#li-hybrid
At Kittl, we embrace diversity and value every team member's unique background, identity, and experience. We're all about respect, honesty, and inclusivity. Together, we create a safe and supportive work environment where everyone thrives. Join us on this exciting journey of making our company and product even better!</div>

Head of Engineering (Berlin, hybrid)

CompuGroup Medical

<div>Als f&uuml;hrendes Unternehmen im Bereich Softwarel&ouml;sungen f&uuml;r das Gesundheitswesen sind wir in 19 L&auml;ndern t&auml;tig und besch&auml;ftigen &uuml;ber 9.000 engagierte Mitarbeitende. Du wirst in einem dynamischen und innovativen Umfeld arbeiten, das voller M&ouml;glichkeiten steckt. Mit Deinem Einsatz und Deiner Leidenschaft hast Du die Gelegenheit, einen nachhaltigen Unterschied zu machen.
CGM Leverages AI: Wir suchen Menschen, die die Kraft von KI im E-Health-Umfeld sp&uuml;ren, den Wandel mitgestalten wollen und mit neugieriger Leidenschaft erkennen, wie Technologie Gesundheit smarter, einfacher und besser machen kann.
Gemeinsam gestalten wir das Gesundheitssystem der Zukunft. Werde Teil unserer Mission und mache den Unterschied &ndash; f&uuml;r eine Welt, in der Wissen Leben rettet!
Dein Beitrag:
<ul><li>Du &uuml;bernimmst die technische F&uuml;hrung f&uuml;r eine moderne Webplattform auf Basis von Angular/React, Java (z.B. Quarkus, Spring Boot) und Python mit Anbindung an relationale Datenbanken, Event-Streaming (z.B. Kafka) und etablierte Branchenstandards, und verantwortest gemeinsam mit dem Product Management die technische Roadmap.</li><li>
Du f&uuml;hrst ein cross-funktionales Engineering-Team, hebst die technische Messlatte kontinuierlich an und stellst sicher, dass Architektur, Codequalit&auml;t und Delivery-Praktiken zu unseren &uuml;bergreifenden Standards passen.</li><li>
Du treibst die AI-native Weiterentwicklung der Plattform voran, designst Agents, Skills und Workflows, die f&uuml;r Anwender:innen im Gesundheitswesen sp&uuml;rbaren Mehrwert im Alltag schaffen.</li><li>
Du arbeitest eng mit Architektur, Security und anderen Produktteams zusammen, sorgst f&uuml;r Konsistenz, Wiederverwendung und klare Schnittstellen in einem integrierten L&ouml;sungsportfolio.</li><li>
Du coachst und mentorst Engineers, st&auml;rkst Ownership, Proaktivit&auml;t und eine moderne Engineering-Kultur im Team und baust so ein leistungsstarkes, selbstorganisiertes Setup auf.</li></ul>
Das bringst Du mit:
<ul><li>Mehrj&auml;hrige Senior-Erfahrung im Engineering moderner Webanwendungen mit nachweislicher technischer F&uuml;hrung (z.B. Tech Lead, Principal Engineer) und End-to-End-Verantwortung f&uuml;r produktive Systeme.</li><li>
Abgeschlossenes Hochschulstudium (idealerweise Master) in Informatik, Software Engineering oder einem vergleichbaren technischen Studiengang mit sehr guten Leistungen.</li><li>
Sehr gute Kenntnisse in einem modernen Kernstack &ndash; React/Angular, Java Spring Boot (idealerweise Quarkus-Erfahrung), Python, Kafka, Terraform &ndash; sowie in Cloud- und DevOps-Praktiken (z.B. Kubernetes, Helm, ArgoCD) und verteilten, skalierbaren Systemen.</li><li>
Nachweislich effektiver Einsatz von AI im Software-Engineering, bevorzugt mit Claude Code oder &auml;hnlichen agentischen Coding-Tools (Agents, Skills, Workflows) sowie Erfahrung mit AI-Pipelines, Harnesses und Context Engineering, um AI-first-Funktionalit&auml;ten sicher in die Architektur zu integrieren.</li><li>
Flie&szlig;endes Deutsch und flie&szlig;endes Englisch in Wort und Schrift, ausgepr&auml;gte Probleml&ouml;sungsst&auml;rke, Innovationsfreude, hohe Proaktivit&auml;t, starkes unternehmerisches Mindset und klares Alignment mit unserem Healthcare-Purpose und dem Impact auf die Versorgung.</li></ul>
Das kannst Du von uns erwarten:
<ul><li>Mobile Work: Arbeite flexibel an zwei Tagen pro Woche mobil und an 3 Tagen vor Ort.</li><li>
Attraktive Standorte: An unseren Standorten erwarten Dich neben voll ausgestatteten Arbeitspl&auml;tzen auch regelm&auml;&szlig;ige Events wie Sommerfeste und Weihnachtsfeiern.</li><li>
Entwicklung: Unsere Inhouse-Academy und unser Portfolio aus externen Kooperationspartnern unterst&uuml;tzen Dich in Deiner Weiterentwicklung.</li><li>
Gesundheit: Gesundheit ist f&uuml;r uns ein hohes Gut. In der hauseigenen Kantine gibt es jeden Tag eine Auswahl an leckeren und gesunden Gerichten und in unserem voll ausgestatteten Fitnessstudio hei&szlig;en wir Dich in w&ouml;chentlichen Kursen gerne willkommen.</li><li>
Mehr geht immer: Der Kindergarten auf unserem CGM-Campus in Koblenz unterst&uuml;tzt unsere Mitarbeitenden dabei, ihren Arbeitsalltag noch flexibler zu gestalten. Wir halten au&szlig;erdem Corporate Benefits, die M&ouml;glichkeit eines Jobrads, BAV u. v. m. f&uuml;r Dich bereit.</li></ul>
Vielfalt ist Teil von CGM! Wir freuen uns unabh&auml;ngig von Behinderung, Geschlecht, Nationalit&auml;t, ethnischer und sozialer Herkunft, Religion, Alter sowie sexueller Orientierung und Identit&auml;t auf Deine Bewerbung.
&Uuml;berzeugt? Bewirb Dich jetzt online mit Deinen aussagekr&auml;ftigen Bewerbungsunterlagen (inkl. Deiner Zeugnisse, Gehaltsvorstellung und n&auml;chstm&ouml;glichem Eintrittstermin).</div>

Technical Leader Software Engineering (m/w/d)

ABOUT YOU SE & Co. KG

<div>Unternehmensbeschreibung 
Stellenbeschreibung 
Wir suchen einen Principal Backend Engineer (all genders), der Teil der Entwicklung unserer datengetriebenen Systeme wird, insbesondere in einem der Teams f&uuml;r Suche, Empfehlungen und Sortierung. Diese Circles sind in unserem Circle-Cluster &bdquo;Customer &amp; Shop Intelligence&ldquo; eingebettet, das daf&uuml;r verantwortlich ist, ein personalisiertes und inspirierendes Einkaufserlebnis zu schaffen.
Es gibt mehrere m&ouml;gliche Bereiche, in denen du arbeiten k&ouml;nntest. Einer davon ist das Design und die Implementierung von Suchalgorithmen, die Nutzung von NLP-Techniken sowie die Optimierung von Suchergebnissen hinsichtlich Relevanz und Effizienz, um sicherzustellen, dass unsere Suchmaschine hochpr&auml;zise und umfassende Ergebnisse liefert und dadurch die gesamte User Experience verbessert. Eine weitere M&ouml;glichkeit w&auml;re die Arbeit im Zentrum unserer Empfehlungs- oder Ranking-Systeme mit tiefen Einblicken in die dahinterstehenden Algorithmen. Dabei arbeitest du gemeinsam mit anderen Engineers und Data Scientists daran, sicherzustellen, dass die Systeme unsere Kund:innen bestm&ouml;glich bedienen und dabei Geschwindigkeit sowie Empfehlungsleistung optimal ausbalancieren.<ul><li>
Entwicklung intelligenter BI-L&ouml;sungen unter Verwendung von NodeJS mit TypeScript</li><li>
Effizientes Management gro&szlig;er Datenmengen unter Einsatz von Google BigQuery und nahtloser Integration in Business-Intelligence-Systeme</li><li>
Aufbau und Weiterentwicklung hochfrequentierter APIs bei gleichzeitig minimalen Latenzen</li><li>
Enge Zusammenarbeit mit erfahrenen Entwickler:innen, Product Manager:innen, Data Scientists und Analyst:innen zur Verbesserung bestehender Funktionalit&auml;ten und Einf&uuml;hrung neuer Features</li><li>
F&ouml;rderung innovativer Ideen und Entwicklungen, eine flache Organisationsstruktur sowie schnelle Entscheidungsprozesse schaffen viel Raum f&uuml;r Mitgestaltung und Wachstum</li><li>
Gemeinsames Erarbeiten architektonischer Entscheidungen mit unserem Tech Lead und Erkundung neuer Technologien</li></ul> 

Qualifikationen 
<ul><li>
Mehr als 5 Jahre Erfahrung im Aufbau skalierbarer APIs (z. B. mit Node.js, Python oder Go)</li><li>
Praktische und aktuelle Erfahrung mit einer typisierten Programmiersprache (z. B. TypeScript)</li><li>
Fundiertes Know-how im Umgang mit SQL- oder NoSQL-Datenbanken</li><li>
Du schreibst gut strukturierten, effizienten und wartbaren Code und achtest aktiv auf die Qualit&auml;t der Codebasis</li><li>
Du verf&uuml;gst &uuml;ber ausgezeichnete analytische F&auml;higkeiten und Probleml&ouml;sungskompetenz</li><li>
Du bist es gewohnt, in einem englischsprachigen und agilen Umfeld zu arbeiten</li><li>
Du hebst die Qualit&auml;t der Software, an der du arbeitest, auf ein h&ouml;heres Niveau</li><li>
Du &uuml;bernimmst gerne Verantwortung f&uuml;r ein Produkt, identifizierst dich stark damit und bringst eigene Verbesserungsideen aktiv ins Team ein</li><li>
Du etablierst Standards innerhalb deines Fachbereichs sowie in der Zusammenarbeit mit anderen Engineers &uuml;ber Teamgrenzen hinweg</li></ul>
Nice to Have<ul><li>
Erfahrung im Arbeiten mit einem MPP-Data-Warehouse (z. B. Redshift, BigQuery)</li><li>
Erfahrung mit zentralisierten Logging-, Monitoring- und Alerting-L&ouml;sungen (Datadog)</li><li>
Praktische Erfahrung mit Cloud-&Ouml;kosystemen (z. B. AWS, GCP) sowie der Integration von Orchestrierungsdiensten (wie Dagster oder Airflow)</li><li>
Erfahrung mit Elasticsearch oder OpenSearch</li><li>
Erfahrung im Aufbau von Datenmodellen mit dbt</li><li>
Erfahrung im Betrieb von Datenverarbeitungspipelines mit verteilten Datenverarbeitungs-Frameworks</li><li>
Praktische Erfahrung mit Machine-Learning-Modellen oder LLM-basierten Systemen ist von Vorteil</li></ul> 

Zus&auml;tzliche Informationen<div></div> 
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Wir sehen es als unsere Verantwortung, ein Umfeld zu schaffen, in dem sich alle so willkommen f&uuml;hlen k&ouml;nnen, wie sie sind. 
Unterschiedliche Hintergr&uuml;nde und Perspektiven machen uns st&auml;rker und pr&auml;gen unsere Kultur. 
Wof&uuml;r wir intern stehen, daf&uuml;r stehen wir auch als Marke: Akzeptanz, Inklusion und ein fairerer Umgang mit Mode.</div>

Principal Backend Engineer (all genders)

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