Senior Platform Engineer at zenjob | Berlin

Zenjob connects businesses with temporary workers through a staffing platform that relies on AI-driven technology. Since launching in 2015, Zenjob has helped over 40,000 students find flexible work and has built partnerships with more than 1,000 companies in logistics, retail, and hospitality across Germany’s major cities. The company’s mission centers on ma…

Join zenjob as a Senior Sales Development Representative and play a pivotal role in driving our sales initiatives. In this dynamic position, you will be responsible for generating leads, nurturing client relationships, and contributing to our sales strategy. You will work closely with the sales team to identify new business opportunities and help shape our approach in the market.

Join zenjob as a Senior Data Analyst in Berlin and play a pivotal role in shaping our data-driven strategy. You will be responsible for analyzing complex datasets, generating insights, and presenting actionable recommendations to stakeholders. Your expertise will guide our business decisions and enhance operational efficiency.

About zenjob zenjob connects companies with temporary workers through an AI-powered staffing platform. Since 2015, zenjob has helped businesses instantly book staff and enabled students to find part-time jobs that fit their academic schedules. The platform serves over 40,000 students and 1,000 partner companies in logistics, retail, and hospitality across major German cities. The team believes that advanced technology and genuine commitment lead to great work. Role Overview: Data Scientist The Data Scientist will analyze and optimize marketplace performance while uncovering talent behavior from first engagement through long-term retention. This role sits within a centralized Analytics & Data Science team, working closely with Marketing, Sales, Product & Engineering, and Operations. The main goal: define clear metrics, build reliable data models, and turn complex analysis into business decisions that drive results. Main Focus Areas Marketing Effectiveness: Study the impact of different channels and campaigns on growth. Talent Lifecycle: Explore user behavior from acquisition and activation to retention and lifetime value. Marketplace Performance: Examine how supply and demand interact on the platform. Your Responsibilities Define and maintain key metrics across the marketplace and user lifecycle, using reliable dbt models trusted by all teams. Build self-service dashboards, reporting layers, and playbooks that make data more accessible and actionable for internal teams. Develop attribution and measurement models (such as multi-touch attribution, data-driven attribution, and Marketing Mix Models) to assess channel effectiveness in acquisition and engagement. Model talent behavior with a focus on conversion, retention, and Customer Lifetime Value to support sustainable marketplace growth. Design and evaluate experiments (including A/B tests and incrementality tests) to measure the causal impact of marketing and product changes.

ABOUT TALON.ONE:Talon.One is a cutting-edge incentives engine that seamlessly integrates loyalty, promotions, and gamification into a singular, comprehensive platform. With a robust foundation of enterprise-grade security and scalability, Talon.One enables businesses to craft personalized and profitable promotions and loyalty initiatives utilizing any data available.Currently, over 250 of the world’s most beloved brands, including Adidas, Sephora, and Carlsberg, collaborate with Talon.One to foster deeper engagement and enduring loyalty among their customers.ABOUT THE TEAM:The R&D team at Talon.One comprises a diverse group of engineers, product innovators, and designers dedicated to building and scaling the systems that power Talon.One’s platform. Each team operates with autonomy, shared accountability, and a strong sense of ownership, focusing on enhancing our ecosystem.Within R&D, the Platform Tribe is pivotal in empowering product teams to deliver value both safely and efficiently. We are committed to developing and refining shared capabilities, including our Internal Developer Platform, CI/CD workflows, cloud foundations, and operational tools. Our mission is to minimize friction, establish clear guardrails, and provide engineers with a streamlined path from concept to production.We cherish curiosity, practical problem-solving, and open collaboration. Teams gain visibility into systems from end to end, and we actively promote mentoring, documentation, and knowledge sharing. Talon.One is dedicated to fostering an inclusive environment where diverse perspectives contribute to superior systems and decisions.Located in Berlin, we welcome professionals already residing here or those eager to relocate.ABOUT THE ROLE:We are in search of a Senior Platform Engineer to elevate our Internal Developer Platform and shared tooling to the next level. With a solid foundation already established, including Backstage as our IDP, we are now keen on building meaningful capabilities that provide significant value to both our business and engineering teams.This role requires a blend of technical leadership and strong product insight. As there is no dedicated product manager for the platform, you will collaborate closely with engineering managers, technical leads, and engineers to understand their challenges, identify opportunities, and drive initiatives from concept through to production. You will lead platform projects from start to finish: defining the problem, designing solutions, implementing them, and ensuring their adoption and ongoing maintenance.Additionally, you will work in close partnership with infrastructure, SRE, and product engineers, balancing long-term planning with immediate needs, and ensuring that our systems remain reliable and scalable.

Join Yazio as a Senior Platform Engineer and play a pivotal role in enhancing our platform's performance and scalability. You will collaborate with a dynamic team of engineers to design and implement innovative solutions, ensuring our users have the best experience possible.

Join our dynamic team at zenjob as a Working Student in Account Management! This role offers you the opportunity to gain hands-on experience in managing client relationships and contributing to our growth. You will work closely with our account management team, assisting in various tasks to ensure client satisfaction and service excellence.

Join zenjob as a Working Student in our Account Development team focused on the Logistics vertical. You will play a crucial role in supporting our business operations and contributing to the growth of our logistics services. This position offers a unique opportunity to gain hands-on experience in a dynamic environment and develop skills that are essential for your future career.

bunch helps funds and private investors set up and manage investment entities with greater efficiency and security. By combining deep sector expertise with thoughtful technology, the team aims to make private markets more accessible and reliable. Role overview: Senior Platform Engineer This Berlin-based position focuses on designing, building, and maintaining the infrastructure and automation that support bunch’s applications. The Senior Platform Engineer blends DevOps agility with the architectural responsibilities of Platform Engineering, helping development teams deliver secure, high-quality software at scale. What you will do Design, implement, and maintain scalable, secure cloud infrastructure in AWS. Manage infrastructure as code using Terraform or similar tools. Oversee container orchestration platforms, including Kubernetes. Develop and maintain disaster recovery and high availability plans. Build and improve CI/CD pipelines for reliable and efficient deployments. Automate provisioning, configuration management, and application deployments. Integrate automated testing and security checks into delivery workflows. Deploy and manage logging, alerting, and observability tools to monitor system health. Troubleshoot and resolve performance issues, outages, and bottlenecks. Work alongside development teams to resolve deployment challenges. Ensure infrastructure and processes meet security, governance, and compliance requirements. Apply security patches and updates to infrastructure and platform components. Collaborate with software engineers to align development and operational practices. How this role fits in This is a highly collaborative position, connecting operations, development, and security. The Senior Platform Engineer shapes the foundation that enables bunch to deliver reliable products to its users.

About UsZenjob is an AI-driven platform that connects businesses with temporary workforce solutions efficiently since 2015. Our innovative platform allows companies to book ready-to-work employees in real-time, while students can easily find part-time jobs that fit well with their studies. With over 40,000 students and 1,000 partner companies in logistics, retail, and hospitality across major German cities, we believe that good work is not a coincidence; it's the result of innovative technology and genuine passion. Good work starts here.Your RoleAs the architect of our Commercial Engine, your mission extends beyond managing a CRM; you will treat our internal Go-to-Market (GTM) systems as a standalone product. Acting as a bilingual interface, you will bridge the gap between business needs and technical implementation. You will translate complex sales strategies into seamless, automated processes that eliminate friction for our sales and account management teams. Your modifications to Salesforce will not only meet team needs but will create a system that acts as a force multiplier for every individual user.Key ResponsibilitiesSystem Product Management: Adopt a product mindset as a strategic partner to the commercial teams. Gather feedback, identify friction points, and develop solutions that enhance productivity.Operational Architecture: Translate the GTM strategy into technical workflows that support the teams in their daily operations.Data Governance & Quality: Establish and implement a data governance handbook to clean up 'prospect noise' and ensure that the Salesforce hierarchy accurately reflects the commercial reality.AI & Intelligent Automation: Explore how AI can be integrated into the GTM tech stack to automate workflows, improve data quality, and provide actionable insights for the commercial team.Technical Translation: Serve as the primary interface between the process/enablement team and technical implementers (Salesforce Admin/Analytics). You will...

Join our dynamic team at zenjob as a Sales Intern (f/m/d) in the vibrant city of Berlin! In this role, you will gain hands-on experience in the sales process, supporting our team in various capacities. This is an exciting opportunity for motivated individuals who are eager to learn and grow in a fast-paced environment.

Join Moss, where we empower finance professionals to automate their daily tasks and make proactive decisions.Our unique culture fosters growth and impact, encouraging each team member to learn and excel. As recognized by Sifted’s Rising 100 and LinkedIn's Top Startups, we are committed to advancing your career while building lasting success at Moss.Our Platform Engineering team is essential for maintaining the cloud platform, reliability, and technical foundations of Moss. We are currently seeking a Senior Platform Engineer (Integrations) to enhance our internal automation and integration capabilities.In this pivotal role, you will leverage your backend engineering expertise alongside platform thinking to facilitate secure workflow automation and orchestrate AI-driven processes for internal teams. You will design and manage the systems that connect our SpringBoot microservices with internal tools and external SaaS platforms, ensuring they are scalable, secure, and production-ready.This is a senior, hands-on position with significant ownership and impact throughout the organization.

The RoleZenjob is an innovative AI-driven platform that revolutionizes flexible staffing solutions. Since our inception in 2015, we have effectively bridged the gap between businesses seeking temporary workers and individuals looking for part-time employment that accommodates their studies.With a community of over 40,000 students and 1,000 partner companies spanning logistics, retail, and hospitality in major German cities, we share a fundamental belief that exceptional work is a product of cutting-edge technology and heartfelt dedication.Embark on a journey of great work with us.Your Mission:As we transition into a new growth phase, Zenjob aims to enhance our focus from primarily acquisition to activation, engagement, and retention of both talents and employers. We are in search of a CRM Strategy Lead who will spearhead and refine lifecycle marketing within our dual-sided marketplace—B2C (talents/students) and B2B (employers). Your role will ensure targeted communication, relevant content, and effective incentives are delivered to our customers throughout their journey from onboarding to reactivation. Reporting directly to the Head of Marketing, this position amalgamates lifecycle strategy, data-driven insights, and optimization, harnessing CRM technology, automation, and AI to perpetually enhance engagement and retention.Key ResponsibilitiesLifecycle StrategyFormulate and implement comprehensive lifecycle strategies targeting critical touchpoints for both B2C and B2B audiences.Devise B2B lifecycle programs at various stages to promote order activation and repeat usage.Direct B2C lifecycle initiatives from initial activation through to re-engagement, aimed at boosting active talents and optimizing marketplace efficiency.MarTech & CRM LeadershipOversee Zenjob’s CRM and lifecycle marketing infrastructure, ensuring our tools are fine-tuned to bolster activation, engagement, retention, and campaign execution across both B2C and B2B platforms.Craft and implement lifecycle-driven CRM programs that enhance engagement, retention, and customer value, with ongoing optimizations rooted in upper- and lower-funnel performance insights.

Are you a marketing visionary with a passion for driving B2B strategies? Join zenjob as our B2B Marketing Lead (f/m/d) in Berlin and play a pivotal role in shaping our marketing initiatives. Your expertise will help us enhance our brand presence and connect with our business clients effectively.In this role, you will develop and execute innovative marketing strategies to engage potential clients and drive growth. Collaborating with cross-functional teams, you will analyze market trends, optimize campaigns, and leverage data-driven insights to achieve our business objectives.

Are you ready to take on a pivotal leadership role at zenjob? We are seeking a dynamic and strategic Head of Vertical for our Commercial Management team. In this position, you will spearhead key initiatives that drive our commercial success and enhance our market presence.Your responsibilities will include overseeing the development and execution of commercial strategies, managing a team of professionals, and collaborating with cross-functional departments to ensure alignment with our business objectives. This position requires a blend of strategic thinking, operational excellence, and a passion for innovation.

Referral Bonus: Do you know a standout talent? Connect us via LinkedIn (Dennis Agidigbi) and if we hire them for a full-time position, you’ll earn a bonus of €10,000. About ZauberAfter co-founding and scaling Forto to over $600 million in funding, I took time to reflect on the persistent challenges in global logistics. The answer was evident: it remains a human-centric, spreadsheet-dependent field, rife with repetitive tasks and inadequate system interoperability.With the advent of AI agents, we now possess the capability to revolutionize this sector from the ground up. Zauber develops autonomous agents for the global logistics industry—AI workers that manage operational tasks, engage with systems and individuals, and continuously improve. We are already operational with leading logistics companies across Europe and Asia Supported by one of Europe’s premier early-stage funding firms Rapidly expanding and seeking exceptional engineers to join our early teamWe are currently in search of an outstanding Platform Engineer to assist us in defining and constructing the next generation of AI-driven logistics systems. Role OverviewYou will develop the infrastructure that supports our AI agents. We have made practical early tooling decisions for efficiency, and as we grow, some will thrive while others may not. We require a candidate who comprehends the principles of distributed systems behind contemporary tools and can discern when to maintain simplicity versus when to implement more complex solutions. This is a foundational role where you will architect the systems that the rest of the team will rely upon. Key ResponsibilitiesCreate and manage the runtime infrastructure that sustains our AI agents in production, ensuring the systems are reliable for our customers.Design for concurrency and failure, incorporating queuing, retries, backpressure, and idempotency to ensure agent workflows remain dependable under real-world conditions.Take charge of production reliability, including latency budgets, error budgets, capacity planning, and incident management.Implement monitoring tools with tracing, structured logging, and alerting to identify issues before they impact users.Manage the deployment pipeline comprehensively: CI/CD, preview and staging environments, and the transition from local development to production.Develop internal tools and abstractions that empower the product team to expedite their delivery without compromising quality.

Zenjob SE is looking for a Junior Workplace & Front Desk Agent to join the Berlin office. This part-time position (32 hours per week) centers on creating a welcoming, organized, and professional environment for both employees and visitors. Role overview This role is the first point of contact at the front desk, representing Zenjob to guests, applicants, and colleagues. Daily tasks focus on keeping the workspace running smoothly and maintaining a positive atmosphere for everyone in the office. What you will do Front Desk Representation: Greet guests, applicants, and employees at reception and respond to all office inquiries. Front Desk Administration: Manage packages and deliveries, process mail, and handle ticket and email communications to resolve questions efficiently. Workplace Oversight: Monitor office and refreshment supplies, place orders when needed, and ensure meeting rooms and shared spaces are tidy and ready for use. Stakeholder Coordination: Communicate with IT, Marketing, Facility Management, cleaning services, and suppliers. Coordinate maintenance and repairs as needed. Standards & Safety: Maintain office standards and contribute to workplace safety initiatives to support a secure and comfortable environment. Culture & Events Support: Assist in organizing events and activities that strengthen workplace culture.

The Team and Your Role:As a vital member of the Engineering department, the Platform team at emnify is dedicated to enhancing our competitive advantage by optimizing the developer experience, ultimately driving increased development efficiency and productivity. You will be joining a dynamic team that values collaboration and empathy, ensuring ongoing improvements in the development environment at emnify. Our Platform team not only manages the central infrastructure utilized by all teams for observability and CI/CD but also offers consultation and hands-on support to engineering teams. In your capacity as a Platform Engineer specializing in Kafka, you will take ownership of the Kafka clusters and their supporting infrastructure while assisting with the maintenance of our managed infrastructure.For more information, explore our Emnify Technology Radar.This position is a hybrid role based in emnify’s office in Berlin.

Superhuman Platform Inc seeks a Data Engineer for its Berlin hub. This role centers on building and refining data solutions that help drive ongoing projects. The position involves close collaboration with multiple teams to keep data processes efficient, while upholding strong standards for data quality and accessibility. What you will do Design and implement data pipelines and systems to meet project requirements Collaborate with colleagues across departments to improve and streamline data workflows Monitor data integrity and maintain reliable data availability across various platforms Location This position is based in Berlin and operates within a hub model, encouraging in-person collaboration.

At Intercom, we revolutionize customer service with our cutting-edge AI technology. Our mission is to empower businesses to deliver exceptional customer experiences.Our AI agent, Fin, stands as the most sophisticated customer service AI on the market, enabling businesses to provide round-the-clock, flawless service. Fin integrates seamlessly with our Helpdesk, forming the comprehensive Intercom Customer Service Suite, designed to enhance support for complex inquiries that necessitate human intervention.Since our inception in 2011, we have gained the trust of nearly 30,000 businesses globally, establishing a new benchmark in customer service. Our core values drive us to innovate, operate with urgency, and consistently provide exceptional value to our clients.We are excited to build our presence in Berlin, a city known for its unique mix of top-tier technical talent and vibrant creative culture. This dynamic, globally connected metropolis is conveniently located near our R&D facilities in Dublin and London, making it an ideal hub for ambitious product development.This year, we aim to recruit 100 talented individuals in Berlin across various domains, including engineering, AI, data science, product management, and design. This is an extraordinary opportunity to join us as we lay the groundwork for our R&D efforts in the region and make a significant impact as we develop the leading customer service AI!What’s the opportunity?We are in search of Senior Product Engineers to become part of our AI Infrastructure team, dedicated to building AI-driven products at Intercom. As a Product Engineer in AI Infrastructure, you will collaborate closely with ML engineers and ML scientists to thoroughly understand our products and tech stack, and identify ways to expedite our development processes.The broader AI team is responsible for conceptualizing new ML features, exploring effective algorithms and technologies, and swiftly deploying prototypes for our customers.Our AI infrastructure is designed to adapt rapidly to new advancements in AI, ensuring that our engineers can deliver high-quality services promptly while maintaining the safety and reliability of our systems.We are passionate about leveraging machine learning technology, from classic supervised models to innovative unsupervised clustering algorithms, and pioneering new applications.