Ph3Mission Overview /h3 pKeystone Solutions is recruiting an Expert Business Developer / Strategist to join a consultancy mission with our client, a major public-sector administration in Brussels. The engagement is part of a large-scale modernization initiative transforming a legacy monolithic application into a modern, API‑first and event‑driven microservices architecture running on Kubernetes. Beyond technical modernization, this is also a business transformation program: it enables the development of new features, improves agility, and accelerates the delivery of value to internal and external end users. By building a more flexible and scalable digital platform, the program supports better services, an enhanced user experience, and faster adaptation to evolving business and regulatory needs. As a Keystone Solutions consultant, you will carry out the responsibilities below in close collaboration with the client's teams. /p h3Consultancy at Keystone Solutions /h3 ul liYou will operate on site at the client's location as a Keystone Solutions consultant, embedding with client stakeholders (business leads, product owners, architects, and engineering squads) to co‑create outcomes while representing Keystone's standards and values. /li liYou will tackle diverse challenges across modern API‑first and event‑driven domains, microservices design, legacy‑to‑modern transitions, DevOps enablement, and observability—building a portfolio of achievements that spans multiple client engagements over time. /li liKeystone Solutions invests in your growth through coaching, expert communities of practice, certifications, and curated learning paths so you can broaden and deepen your skills across strategy, delivery, and technology. /li liVaried client contexts accelerate your progression, with clear pathways to lead consultant, solution architect, and engagement leadership roles while staying hands‑on with impactful transformation work. /li /ul h3Role /h3 pExpert Business Developer / Strategist — Most recent experience: Any time /p h3Key Responsibilities /h3 ul liPartner with business and IT stakeholders to shape and refine the modernization roadmap, aligning business capabilities to an API‑first and event‑driven microservices architecture. /li liElicit, analyze, and challenge requirements; translate them into clear domain boundaries, event models, and API specifications that guide delivery squads. /li liBridge strategy and execution by coordinating closely with product owners, architects, developers, and DevOps engineers to ensure incremental value delivery and measurable outcomes. /li liSupport the progressive replacement of legacy components, ensuring continuity of service, data integrity, and controlled risk during migration. /li liChampion engineering excellence across topics such as version control, CI/CD, observability, and quality practices, leveraging tools like GIT, ELK tools, and the Atlassian suite. /li liCommunicate effectively across business and technical audiences, facilitating decision‑making and transferring knowledge to uplift client teams' competencies. /li liContribute to compliance, security, and operational readiness in a public‑sector context, aligning with regulatory requirements while improving user experience. /li liOperate as a Keystone Solutions consultant, bringing our values and consulting rigor to every interaction while delivering the client's objectives. /li /ul h3Skills /h3 ul liAngular - Level: Expert /li liAPI design - Level: Expert /li liAtlassian suite - Level: Expert /li liCommuniquer et transmettre des connaissances - Level: Expert /li liDB2 - Level: Expert /li liDevOps - Level: Expert /li liELK tools - Level: Expert /li liGIT - Level: Expert /li liIntelliJ - Level: Expert /li liJava - Level: Expert /li liLinux - Level: Expert /li liNetBeans - Level: Expert /li liSCRUM - Level: Expert /li liSpring Boot - Level: Expert /li liVisual Studio - Level: Expert /li liWebLogic - Level: Expert /li liWindows - Level: Expert /li /ul h3Languages /h3 ul liDutch or French - Level: Nice to have /li liEnglish - Level: Active knowledge /li /ul h3Location /h3 ul liMain address: Brussels /li /ul h3Keystone Solutions' Values in a Consultancy Context /h3 ul liClient impact first: We focus relentlessly on outcomes that matter for users and the organization. /li liPragmatic excellence: We balance architectural vision with delivery pragmatism to ship value early and often. /li liOwnership and transparency: We act as accountable partners, communicating clearly and earning trust at every step. /li liLearning mindset: We continuously learn, share, and elevate client teams—being a K‑Stone means bringing these values to every project. /li /ul /p #J-18808-Ljbffr