Jobs at Sixt SE

Build and evolve scalable frontend features, shared UI libraries, and micro frontend architecture using React and TypeScript. Lead cross-team frontend initiatives, integrate AI-assisted and agentic development workflows, own GitHub Actions CI/CD pipelines, and improve performance, accessibility, testing, and engineering standards. Collaborate with product, design, and backend teams while mentoring engineers and delivering customer-facing digital mobility experiences.

Build and deploy frontend features for SIXT’s checkout platform using React and Redux. Translate ambiguous product needs into testable specifications, use AI coding assistants responsibly, review and debug production changes, create reusable components, integrate backend and third-party systems, and communicate technical trade-offs with product, design, and engineering stakeholders.

Lead SIXT’s B2B telesales Hunting team in Lisbon, driving new corporate-client acquisition and sustainable revenue growth. Define prospecting and pipeline strategies, monitor KPIs, coach 3–5 sales agents, and optimize telephone sales performance. Analyze market and competitor trends, use Genesys, Salesforce, and AWS to improve productivity, and contribute to strategic expansion plans. Fluency in French and English is required.

Develop and operate scalable backend services in Go for financial risk steering and decision-making workflows. Design cloud-based distributed systems, microservices, and event-driven platforms while collaborating with data scientists and ML engineers to deliver ML-powered products. Participate in code reviews, documentation, knowledge sharing, and business-focused technical discussions with Risk, Engineering, and Data Science teams.

Build and productionize Bayesian pricing, personalization, recommendation, and reinforcement learning models. Develop reproducible data pipelines, deploy models with modern APIs and infrastructure, monitor performance and drift, and design experiments to measure causal impact. Collaborate with product, revenue, and customer experience leaders, communicate uncertainty to executives, and mentor peers while advancing Bayesian modeling practices.

Own the end-to-end B2B lead lifecycle, including segmentation, scoring, qualification, routing, automation, AI workflows, and sales handoffs. Develop pipeline health KPIs, analyze conversion and revenue metrics, improve lead-management tooling, and establish SLAs and feedback loops across Marketing, Telesales, Key Account Management, and Global Account Management. The role combines B2B sales strategy, revenue operations, process implementation, stakeholder management, and cross-functional influence.

Build and own frontend features for SIXT’s web funnel using React. Translate ambiguous product needs into clear specifications, guide AI agents through verifiable implementation steps, review and debug their output, and establish safeguards such as tests and lint rules. Deliver reusable, accessible, performant, cross-browser React components integrated with backend services. Collaborate with Product and engineering teams, share AI workflows, and ship medium-to-complex features with minimal guidance.

Build, deploy, and operate production machine learning systems for pricing, demand forecasting, and fleet optimization. Design feature-serving and model architectures, manage training and retraining workflows, implement safe deployment strategies, and establish automated quality monitoring. Partner with Data Scientists and MLOps teams, shape platform tooling, review production code, and improve engineering practices involving coding agents. Apply software engineering, ML fundamentals, cloud platforms, CI/CD, containers, orchestration, and model registries.

Manage international franchise tax matters across multiple jurisdictions, including withholding tax certificate reviews, VAT compliance, tax report analysis, contract reviews, audit responses, advisor coordination, and tax optimization recommendations. The role requires translating complex cross-border tax requirements into clear guidance for franchise colleagues and leadership while monitoring tax developments and supporting franchisee negotiations.

Design and build semantic layers, ontologies, and machine-readable business glossaries on an AWS data platform. Develop and productionize text-to-SQL agents using retrieval, prompt strategies, query validation, and evaluation pipelines. Integrate metadata and lineage into AI workflows, establish agent-ready data standards, evaluate semantic and LLM tooling, and mentor engineers while partnering with analysts, data engineers, and AI platform teams.

Build and operate production multi-agent AI systems for customer service. Own agent prompts, orchestration, tools, evaluations, deployment, monitoring, authentication, guardrails, and transaction handling. Develop measurable quality frameworks, optimize model cost and latency, and integrate agents with booking, Salesforce, Genesys, and communication channels. Collaborate with engineering, data science, MLOps, product, and customer service teams while enabling broader adoption of agentic AI.

Leads finance and accounting technology projects from requirements engineering through go-live, coordinating Finance, Tax, Legal, and Technology stakeholders. Oversees invoicing systems, ERP solutions, compliance approvals, tax and accounting consultations, documentation, quality assurance, and product changes. Requires experience in finance, tax, or ERP transformation projects, knowledge of accounting and tax regulations, SAP familiarity, strong stakeholder management, and fluent English.

Provides customer service and sales support throughout vehicle rentals, explains vehicle options and add-ons, manages fleet readiness and inventory, coordinates service partners, performs vehicle checks and cleaning, drives and stages vehicles, and maintains operational records. Requires flexible shift availability, teamwork, basic computer proficiency, a valid driver’s license, and a clean driving record.

Coordinate vehicle logistics, transportation movements, vendor relationships, invoices, purchase orders, fleet updates, shared communications, audits, and process improvement projects. The role requires strong Excel skills, professional communication, organizational ability, attention to detail, and the capacity to manage competing priorities in a full-time, in-office logistics environment.

Lead end-to-end B2B sales of used vehicles, maximizing volume, margins, and market penetration. Build and manage dealership partnerships, onboard new buyers, negotiate and close deals, monitor market trends and competitor pricing, and develop competitive sales strategies. Serve as the primary contact for dealership buyers while addressing inventory and buyer concerns. Travel domestically up to 30% within the assigned territory.

Analyze digital product data to improve engagement, retention, conversion, and user experience. Build reliable dashboards and datasets, validate frontend and backend event tracking, conduct A/B tests, identify friction points, and deliver actionable recommendations. Collaborate with product managers, engineers, and analysts across global teams to define metrics, validate assumptions, and guide product decisions.

Analyze digital product behavior and large datasets to improve engagement, retention, conversion, and feature performance. Build reliable dashboards and datasets, validate frontend and backend event tracking, conduct A/B tests, identify friction points, and provide insights that guide product decisions. Collaborate with product managers, engineers, and analysts across global teams to define metrics and drive continuous improvement.

Own global B2B performance marketing strategy, budgets, and results across SEA, Google Ads, Meta, LinkedIn, display, and programmatic channels. Build audience, keyword, bidding, and campaign systems; use CRM, sales, and revenue data to optimize lead quality, profitability, ROAS, and customer lifetime value. Develop AI-powered workflows for bid management, audience building, creative testing, reporting, alerts, and feedback loops. Lead rapid experimentation and help build the broader B2B marketing team.

Owns technical revenue management products spanning pricing logic, automated decisioning, and agentic tooling. Defines product direction, scope, priorities, verification standards, and shipping decisions. Partners closely with engineers and business stakeholders on feasibility, architecture, APIs, distributed systems, non-functional requirements, and data-driven trade-offs. Evaluates AI and LLM-based systems, determines appropriate autonomy and human oversight, documents decisions, and ensures products are stable and demonstrably effective.

Own and continuously develop the company’s total rewards strategy, including compensation structures, salary bands, incentives, benefits, and employee value proposition. Lead annual compensation reviews, market benchmarking, benefits vendor management, renewals, cost optimization, and leave-of-absence benefits administration. Partner with HR, Finance, Compliance, and senior leaders to ensure competitive, equitable, compliant, and strategically aligned rewards programs.