(Senior) Software Engineer (all genders)

Our mission We're on a mission to create 10 million human firewalls! At revel8, we redefine cybersecurity training with hyper-realistic simulations that reflect today's evolving attack landscape. Our innovative platform combines AI-driven multi-channel attacks with gamified, real-time learning to build resilience where it matters most: the people. Your mission As a (Senior) Software Engineer, you'll take full ownership of the features you build, the technical decisions behind them, and the overall quality of what we ship. You'll work across the full stack on a platform that's scaling fast in a genuinely complex domain. You'll help shape what gets built and how, and have real influence on the engineering culture as we grow. How Your Day-to-day Will Look Like End-to-End Feature Ownership: You drive features through the full development lifecycle from scoping, building, shipping, and iterating until they're truly done.Architecture Input: You contribute actively to technical design discussions, propose solutions to structural challenges, and help the team make well-reasoned decisions about how we evolve the platform.Cross-functional Collaboration: You work directly with Product and occasionally with customers to understand problems deeply and design solutions that actually fit the need.Code Quality & Review: You set a high bar in code reviews, catch issues early, and help maintain a codebase the whole team is proud of.Informal Mentoring: You support junior engineers through pairing, feedback, and sharing context. You enjoy helping others level up.Platform Reliability: You take ownership of operational concerns like monitoring, debugging, and improving the stability and performance of systems you've built. Is it you we are looking for? You... Bring 3–5 years of professional experience in software engineering, with a strong track record of shipping features in a backend-heavy environment.Are proficient in Java and Spring Boot, and comfortable working across the full stack including React and SQL.Have solid fundamentals in system design. You know how to think about scalability, data modelling, and service boundaries.Thrive in a cross-functional environment and communicate clearly with non-engineers about technical trade-offs and timelines.Are comfortable with ambiguity and able to break down complex problems independently, without waiting to be told exactly what to do.Enjoy working in a small, high-ownership team at an early-stage company where your decisions have real and immediate impact. Why revel8? Our revelutionary Energy: Join a team that's ambitious, kind, and genuinely excited about what we're building. We move fast, we have fun, and we treat each other well.Mission-Driven Impact. Contribute to a meaningful mission of building human resilience against cyber threats.Shape the Foundation: Join at a critical inflection point and directly influence the architecture of a platform that's growing fast and solving a real-world problem.A modern Tech Stack and low Tech Debt: Your decisions matter from day one.Office-first: In the heart of Munich at Stiglmaierplatz, with flexibility when you need it. Unlimited coffee, table tennis and good vibes included.Shared success: Every team member is part of our ESOP program, so everyone shares in what we build.EGYM Wellpass membership for your daily balance. Ready to join the revelution? Perfect, let’s talk! Just submit your application, and we’ll get back to you as soon as possible. In case you have any questions, feel free to reach out to Melina or Helena from our People & Culture Team. We're looking forward to receiving your application! About Us revel8 is building the next generation of cybersecurity awareness for the age of GenAI. We help organizations protect themselves against modern social engineering attacks by turning their employees into an active line of defense. It's been a fast ride so far: Founded in August 2024 by Tom and Julius, we moved to the Merantix Campus in Berlin and welcomed Robert as our CTO and co-founder shortly after. We landed our first enterprise customer in March 2025, raised our €5.1M seed round in September 2025, and moved the whole team back to Munich in February 2026. Today, we are around 40 revels working side by side in our new office every day. Early days. Big mission. Come build it with us! revel8 is an equal opportunity employer. We hire based on what you bring to the role, not on race, religion, sexual orientation, age, marital status, disability, or gender identity. We are committed to equal opportunity throughout our entire hiring process. To protect your privacy, please leave out any personal information about your racial or ethnic origin, political opinions, religious or philosophical beliefs, trade union membership, health, or sexual orientation from your application.