Senior Java/Kotlin Developer

Job description

**🪐 Discover our galaxy** Join the Future of Work ! Malt is Europe's leading freelance marketplace, connecting over 1,000,000 talented freelancers with 100,000+ companies. Founded in 2013, we're transforming how work gets done through our tech-powered, human-centered platform. What makes us different: - A diverse team of 600 Malters across 6 European countries - A culture that champions equality (50% of our Comex are women) and inclusive growth - Backed by top investors including ISAI, Serena Capital, Eurazeo Growth, Goldman Sachs, and BPI - A mission to give everyone the freedom to work differently Ready to help shape the future of work? Your next chapter starts here! 🪐 ### Key responsibilities ✨ - **Collaborative Product Leadership:** You'll establish a strong partnership with Product Managers and Designers to translate user needs into innovative technical reality. You thrive in the creative process, confidently challenging ideas and co-creating elegant solutions that directly solve end-users problems. - **Take the lead**: You’ll own your features end-to-end. From first sketch to release (and beyond). You’re empowered to make decisions and trusted to do what’s right for the product. - **Build smart, ship fast**: We deploy to production around 70 times a week. You’ll help us keep that rhythm by balancing speed, quality, and business impact. - **Be a partner**: You bring strong opinions, backed by experience, and you’re not afraid to challenge the status quo when it makes sense. - **AI-Augmented Craft:** You are curious about (or already using) tools like **Cursor, Gemini or Claude Code**. You see AI as a pair-programming partner that accelerates delivery while you maintain the "human-in-the-loop" for quality and strategy. - **Knowledge Multiplier:** As a senior, you’ll help the team navigate this new AI landscape. You’ll share best practices on prompt engineering, AI-driven refactoring, and maintaining a high "quality bar" in an automated world. ### Our Tech Stack - **Frontend**: TypeScript, Vue.js, Nuxt, [Internal Design System](https://blog.malt.engineering/design-system-story-part-1-b204cb2e7a0b), Stencil.js - **Backend:** Kotlin, Java Spring Boot, Gradle, PostgreSQL, MongoDB, Elasticsearch, RabbitMQ, Redis - **Platform**: Google Cloud Platform, Kubernetes, Terraform, ArgoCD, Gitlab CI - **The AI Toolkit**: We empower our devs with modern AI coding assistants and are building internal workflows and investigating as many uses as possible (docs, unit tests, migrations) - **Data**: BigQuery, dbt, Looker, Spark, Python ### Life @Malt - Remote Culture: Strong remote culture with most of the team working full-remote from countries where Malt has a physical office and legal entity (France, Germany, Spain, Belgium, Netherlands, or UK). - Tech Days: 15% of engineering time dedicated to technical project, , continuous training and learning, R&D and technology watch. - Tech Conferences: Annual Product, Tech and Data workshop, annual Malt Tech Days, organized and presented by Malt’s engineering team. Opportunity to attend major tech conferences. ### About you 🧑‍🚀 - Bring 6+ years of professional software development experience, including a **first role within a product company** (SaaS, fintech, marketplace, etc.) - Demonstrate deep proficiency in **Java or Kotlin**, with confidence in navigating complex backend architectures, APIs, and data models. - **Product-First Champion**: You think beyond the code, driven by curiosity about the user's "why." You proactively propose improvements and champion end-to-end feature ownership from conception to delivery. - **Pragmatic Architect**: You drive architectural decisions, leveraging patterns like Hexagonal Architecture for modularity and testing. You skillfully balance long-term scalability with the need to iterate quickly - **AI Empowerment**: You view AI as an accelerating force, effectively delegating routine tasks to tools while remaining the strategic "Pilot" responsible for quality, integrity, and preventing architectural drift. - **Full Lifecycle Stewardship**: You maintain stewardship over the entire feature lifecycle. From building CI/CD and testing to ensuring observability and monitoring. Shipping is just the start; you are dedicated to quality, longevity, and scalable performance. - Fluent in **English**, you are comfortable speaking and writing in an English-speaking environment. ### How to join the mission? 🚀 - Screening with [Alex](https://www.linkedin.com/in/alexandre-hidasi-8792a2113/), our Talent Acquisition Manager, to better understand your background, aspirations and answer your questions (45 minutes) - Interview with one of our Engineering Manager, to discuss your experience and the role in more detail (75 minutes) - Technical assignment (homecase or livecase, you choose) to prepare and present in order to evaluate your hard skills (90 minutes) - Final interview with [Jean](https://www.linkedin.com/in/micheljean/) (VP Engineering) to discuss Malt’s long term vision (45 minutes) We will send you an interview guide so you can best prepare yourself.