About Us Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs. About the client Our client is a well-established international software vendor operating in the Digital Experience Platform (DXP) space—helping enterprises unify content, customer data, and integrations to deliver high-quality digital experiences at scale. Their platform powers both public-facing systems with high traffic and large internal enterprise environments. About the role We’re looking for a Senior Software Engineer to join a highly experienced engineering team working on a modular, extensible platform combining Java backend systems and modern JS/TS frontends. You will contribute across a complex product ecosystem, including core platform services, extensibility modules, and a next-generation cloud platform roadmap. The role involves both hands-on development and active participation in technical decision-making, architecture discussions, and production issue resolution. A key focus area for the upcoming roadmap includes building and evolving a cloud orchestration layer, integrating deeply with cloud provider APIs (primarily AWS), while continuing to enhance the broader platform. Working model: HYBRID OR REMOTE Location: Paris / Lyon / Remote within France Work permit / relocation support available Contract: Permanent Interview Process: Intro Call + 4 client interviews Responsibilities - Develop and maintain features across Java (backend) and JS/TS (frontend) codebases - Contribute to cloud platform development, including orchestration, provisioning, and lifecycle management - Participate in architecture and design discussions, balancing performance, scalability, and maintainability - Review code and ensure high standards in quality, testing, and technical debt management - Debug and resolve complex production issues in collaboration with support teams - Work closely with Product, QA, and cross-functional teams to deliver reliable features - Contribute to CI/CD pipelines, automation, and DevOps practices - Support extensibility and modularity across the platform ecosystem Tech Environment - Backend: Java (JDK 17 → 21), Java EE, OSGi (Karaf), JCR/Jackrabbit, Lucene - APIs: REST (JAX-RS), GraphQL - Frontend: JavaScript / TypeScript, React, TSX, micro-frontends - Cloud & DevOps: AWS, OVH, Docker, CI/CD pipelines - Architecture: Modular platform, distributed systems, clustered deployments - Other: Eventing, caching, workflows, headless CMS architecture

• Architect and design our off-chain services (core auction protocol as well as the orderbook) to support feature growth and the rapidly changing requirements that come from being an application on a constantly evolving blockchain. • While your focus will be writing concurrent backend systems in Rust, you will also interact with our Smart Contracts written in Solidity and develop your understanding of auction mechanisms and DeFi protocols • Participate in our on-call rotation to help ensure the reliability of our production systems (on-call work is additionally compensated) • Work closely with researchers and the product team to ship features and come up with new solutions for challenging technical problems • Deliver high-quality code for features from concept until production (including state-of-the-art monitoring of our production systems) • Give thoughtful and in-depth code reviews of your colleagues’ contributions to our open-source codebase

• Develop and maintain Python applications and services • Collaborate with cross-functional teams to design, develop, and deploy high-quality software • Write clean, efficient, and well-documented code • Troubleshoot, debug, and optimize applications for performance and scalability • Participate in code reviews and maintain coding standards • Stay up-to-date with the latest industry trends and technologies

• Work on the development of highly complex technical solutions for the Omie system; • Master the software backend architecture and analyze its components, structure and functionality; • Ensure the use of best practices in the development of tests and software requirements; • Test business solutions and collaborate with the development team; • Participate in tactical and operational discussions and in setting annual goals; • Guide and train the development team to find business and architectural solutions; • Ensure the achievement of the development team's short- and medium-term goals.