Senior Full-Stack Engineer (Backend-Focused) (f/m/x)
<div class="show-more-less-html__markup show-more-less-html__markup--clamp-after-5 relative overflow-hidden"> <p>Are you a versatile developer ready to build something extraordinary? Join us as our software engineer and spearhead the creation of a cutting-edge platform.</p><br/><p><strong>Pactos</strong> is a venture-backed <strong>B2B SaaS start-up</strong> based in Munich. We’re revolutionizing the external workforce management with an AI-powered operating system. Used by leading corporates, Pactos help streamline the source-to-pay process with staffing providers in a compliant, scalable, and transparent way. Thus, our customers excel in operation efficiency and re-gain full workforce visibility.</p><br/>Tasks<br/><ul><br/><li>💻 <strong>Architect our Application:</strong> Design and build modern web applications using <strong>TypeScript</strong> and <strong>NestJS</strong>, with a strong focus on scalable backend systems, complex domain modeling, and multi-tenant SaaS architecture.</li><br/><li>💪 <strong>End-to-End Ownership:</strong> Take full ownership of features from requirements through implementation, testing, and ensuring reliable operation in production.</li><br/><li>🗣 <strong>Cross-Functional Collaboration:</strong> Work closely with product, design, and engineering to continuously evolve a multi-tenant SaaS platform.</li><br/><li>📈 <strong>System Optimization & Scaling:</strong> Drive best practices for performance, scalability, and maintainability in a growing system.</li><br/><li>🧠 <strong>Technical Excellence & Mentorship:</strong> Contribute to architectural decisions, conduct code reviews, and mentor engineers to foster a high-quality engineering culture.</li><br/></ul><br/>Requirements<br/><ul><br/><li>3+ years of professional experience in full-stack / backend development</li><br/><li>Demonstrated ability to build scalable, high-performance web applications and implement effective optimization strategies</li><br/><li>Proficiency in modern backend frameworks (e.g., NestJS) and the integration of RESTful APIs, as well as familiarity with relational and non-relational databases (e.g., PostgreSQL)</li><br/><li>Strong advocate for AI and experienced with coding tools (e.g., Claude Code, Codex)</li><br/><li>Excellent analytical and troubleshooting abilities with a passion for clean, maintainable code, as well as experience in agile development methodologies</li><br/><li>Strong interpersonal skills with a proven track record of cross-functional collaboration and glue work</li><br/><li>Highly motivated and proactive, eager to take ownership of the full domain and follow through in a fast-paced, aspiring startup environment</li><br/><li>Fluency in English</li><br/></ul><br/>Benefits<br/><ul><br/><li><strong>Attractive comp + ESOP:</strong> Competitive salary plus meaningful equity</li><br/><li><strong>True Ownership:</strong> You’ll be among the first, well-experienced developers. Everything is yours to shape. Define our product from day one.</li><br/><li><strong>Speed:</strong> We make decisions in hours, not weeks. No politics. No BS.</li><br/><li><strong>Colleagues you’ll want to work with:</strong> Pragmatic, product-obsessed, and committed to winning - we're a <strong>tight-knit, ambitious team</strong> with a builder mindset</li><br/><li><strong>Modern stack, flexible setup:</strong> on-site in Munich, outcome-driven, and lots of fun (e.g., Oktoberfest)</li><br/></ul><br/><p>Tell us why this role is exciting for you and link some work references you're proud of. Let’s build something bold!</p> </div>