Role Description As our Senior Full Stack Backend Engineer (all genders), you’ll be responsible for secure, scalable feature development—owning the backend, shaping architecture, and mentoring the team. - Full Stack Development: Lead end-to-end feature development from concept to deployment, with a strong focus on security and scalability. - Architecture & Design: Drive architectural decisions to ensure compliance with healthcare industry standards and long-term system sustainability. - Cross-Functional Collaboration: Work closely with product managers, designers, and stakeholders to ensure technical solutions support business objectives. - Team Mentorship: Support junior developers through mentorship, fostering a culture of learning and innovation. - Automation & CI/CD: Implement automated testing, continuous integration, and deployment pipelines to maintain high code quality. - Technical Roadmapping: Contribute to planning by evaluating technical feasibility, estimating timelines, and identifying resource needs. - Industry Awareness: Stay informed about emerging technologies and industry trends to continuously improve product and process efficiency. - Team Culture: Promote a positive team atmosphere with humor and optimism, helping maintain morale and collaboration during high-pressure periods. Qualifications - Minimum 8 years of professional experience, with at least 3 years in a senior role. - Extensive experience with Symfony, including deep knowledge of Doctrine ORM and key Symfony components (e.g., Security, Event Dispatchers). - Advanced understanding and practical experience with Domain-Driven Design (DDD) principles. - Awareness of security best practices for frontend and backend development, particularly when handling sensitive healthcare data. - Proficient in writing and maintaining unit and integration tests. - Solid understanding of React.js, with the ability to improve frontend as needed. - Strong experience with MySQL, including design, optimization, and management. - Experience with Docker for managing development environments. - Familiarity with GitLab CI/CD pipelines for automating build, test, and deployment processes. - Strong problem-solving skills and critical thinking abilities. - Highly proficient in using AI/LLMs to support complex workflows, including advanced prompting, evaluating model outputs, and optimizing AI-assisted processes across teams. - Excellent communication skills, with the ability to collaborate with cross-functional teams and convey technical concepts to non-technical stakeholders. Requirements - Location: Our offices are in Italy & Germany, but this role is remote - you can be based anywhere in the European Union (we don't offer any relocation support). - Contract: Every Alfa begins their journey with a fixed-term contract of 1 year with the aim of renewing to an indefinite term. - Equipment: laptop, headphones, keyboard, mouse, and a dedicated office monitor. - Working hours: Monday - Friday | 09:00 - 18:00 | 1-hour lunch break. - Trial Period: Dependent on the country of your residence. - Start Date: Dec 2025/Jan 2026. Benefits - Welfare bonus on a monthly basis. - Bonus for paid English or German language courses. - Training courses, books, workshops, and team-building activities for personal and professional growth. - Partnership with Serenis (an online psychotherapy platform) - three sessions offered if needed. - Team Building Budget. - Team Development Budget. - Regular company reunions (yearly meetups, Christmas dinner). - Snacks and fruit always available in the office, along with good beer at the end of the week.

Role Description We are looking for Ruby Developers to join projects delivered for our international clients operating across complex digital and enterprise environments. This role is a great opportunity to work on mature Ruby on Rails applications that continue to evolve in active production environments. - Develop, maintain, and improve Ruby on Rails applications supporting business-critical processes and workflows. - Work primarily within monolithic application architectures while contributing to modernization and architectural improvements. - Implement backend features, integrations, and business logic using Ruby and Ruby on Rails. - Collaborate with frontend developers to support integrated user experiences and maintain legacy frontend components where required. - Participate in the implementation of Event-Driven Design and Domain-Driven Design (DDD) principles within evolving application architectures. - Write and maintain comprehensive unit and integration tests using RSpec and/or Minitest. - Work closely with Product Owners, QA engineers, and client stakeholders to refine and implement business requirements. - Manage deployments and support delivery processes across multiple environments, including legacy on-premises infrastructure and containerized platforms. - Contribute to CI/CD processes, automation, and operational improvements using modern DevOps practices and tooling. - Support troubleshooting, debugging, performance optimization, and production stability activities. - Ensure high code quality through code reviews, testing, refactoring, and continuous improvement initiatives. Qualifications - Commercial experience as a Ruby Developer in modern web application environments. - Strong hands-on experience with Ruby on Rails and the Ruby ecosystem. - Good understanding of monolithic application architectures and backend application design. - Experience with Ruby ecosystem tools such as Bundler and RubyGems. - Strong experience writing unit and integration tests using RSpec and/or Minitest. - Practical experience with MySQL / MariaDB and Redis. - Experience working with frontend integration technologies such as NodeJS, Yarn, and Webpacker. - Basic familiarity with AngularJS or maintaining legacy frontend components. - Experience with deployment and infrastructure automation tools such as Capistrano, Ansible, and Docker. - Good understanding of CI/CD workflows and DevOps practices. - Experience with Git-based development workflows, including GitHub or Azure Repos. - Practical experience working with Azure DevOps Pipelines or similar CI/CD platforms. - Familiarity with Linux-based environments, preferably RedHat. - Basic understanding of container orchestration concepts, including Kubernetes / AKS environments. - Experience working with secure enterprise access environments and tooling. - Aware of security best practices and experience using security scanning tools such as Snyk or equivalent. - Experience managing dependencies and private packages repositories. - Understanding of SPA concepts and modern frontend development practices. - Good understanding of Event-Driven architectures and Domain-Driven Design principles. - Ability to troubleshoot and navigate across the full application stack, from database to frontend layer. - Practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery. - Work from the European Union region and a work permit are required. Requirements - Experience modernizing legacy Ruby on Rails applications. - Experience working with enterprise-scale monolithic systems. - Knowledge of containerized and cloud-adjacent deployment environments. - Experience contributing to architectural modernization initiatives. - Experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work. - Interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches. Recruitment Process - CV review - HR call - Interview - Client Interview - Decision

Role Description En tant que développeur polyvalent, vous serez responsable de l’ensemble du cycle de développement, du front-end aux couches systèmes les plus basses. Votre mission sera de concevoir des plateformes robustes tout en garantissant une performance optimale et une fonctionnalité transparente. Nous recherchons une personne capable d'allier la rigueur des langages systèmes à la flexibilité des technologies Web. Responsibilities - Développement Systèmes : Concevoir des logiciels évolutifs en écrivant du code propre pour le front-end, le back-end et les modules de bas niveau. - Collaboration : Co-concevoir des solutions complexes avec l'équipe et les experts internes. - Ownership & Proactivité : Identifier et signaler rapidement les bloqueurs pour assurer la progression continue des projets. - Documentation : Rédiger de la documentation technique rigoureuse pour assurer la pérennité des systèmes. - Tests & Sécurité : Diagnostiquer les problèmes complexes et mettre en oeuvre les paramètres de sécurité et de protection des données. Qualifications - Minimum 3 ans d'expérience prouvée en tant que développeur logiciel. - Très bonne aisance avec l’environnement Linux (navigation, scripting de base, compréhension du système). - Technologies Web : Familiarité avec Node.js, React, TypeScript et les API RESTful. - Très bonne aisance avec Rust ou expérience confirmée avec Java, C#, C ou C++, accompagnée d'une réelle volonté d'apprendre Rust. Skills - Autonomie et Proactivité : Capacité à travailler de manière indépendante tout en sachant quand solliciter l'équipe pour résoudre un problème. - Rigueur de documentation : Passion pour la clarté technique et la documentation de référence. - Esprit d'équipe : Enthousiasme à l'idée d'évoluer dans une scale-up en pleine croissance. Why Join Us - Votre Impact - L'ensemble des rémunérations et des avantages - Nous nous soucions de vous et de vos proches - Un environnement de travail stimulant

• Work on the core logic of the network that decides how packets traverse in the most optimal and resilient manner • Build the backend, write automated tests, and deploy into production via our CD pipeline • Collaborate with product management and customers to define the requirements and design the architecture