Senior Functional Analyst

Mission Overview:

Keystone Solutions is seeking an Expert Functional Analyst to join us as a consultant for a major modernization mission with our client. The engagement focuses on transforming a legacy monolithic application into a modern, API‑first, event‑driven microservices architecture running on Kubernetes. This mission goes beyond technical modernization to drive business transformation: enabling new features, improving agility, and accelerating value delivery for both internal and external users. By building a more flexible and scalable digital platform, the client aims to deliver better services, enhance user experience, and adapt faster to evolving business and regulatory needs. As a Keystone Solutions consultant, you will work closely with the client's teams—on site and/or in a hybrid setup—to deliver these outcomes.

Key Responsibilities:

• Perform end‑to‑end functional analysis in an API‑first, event‑driven microservices context on Kubernetes, aligned with the client's modernization and business transformation goals, as a Keystone Solutions consultant working alongside the client's teams.


• Model and document current and target business processes using BPMN and UML; clearly describe desired and existing processes.


• Define and manage interface contracts (synchronous and asynchronous), ensuring clarity and consistency across services.


• Design and maintain sequence diagrams specifying interactions between components in synchronous/asynchronous architectures.


• Design, maintain, and ensure coherence of data models; apply strong SQL querying to validate processing success/failures and support troubleshooting.


• Build and maintain high‑quality functional and technical documentation that guides developers and testers.


• Collaborate within Agile/Scrum teams; contribute to testing strategies and execution to ensure quality deliverables.


• Provide leadership within the pillar/workstream: coach and challenge analysts, facilitate cross‑team alignment, and support project leadership activities.


• Estimate development time/cost collaboratively; manage priorities and time effectively to meet scope, schedule, budget, and quality objectives.

• Agile — Level: Expert — Most recent experience: Any time


• Business Process Modelling Notation (BPMN) — Level: Expert — Most recent experience: Any time


• Good knowledge of Business Process Modeling, UML \& BPMN methods, and functional and technical analysis; ability to clearly describe desired and existing processes


• Build and maintain technical documentation to guide Developers and Testers — Level: Expert — Most recent experience: Any time


• Interface contracts (Sync \& Async) — Level: Expert — Most recent experience: Any time


• Data Governance — Level: Expert — Most recent experience: Any time


• Foundational data management knowledge to query information to understand successful or failed processing


• Data modeling — Level: Expert — Most recent experience: Any time


• Ability to design Data Models: define, maintain, and guarantee the consistency of the data model (mastery of SQL queries)


• Sequence Diagrams — Level: Expert — Most recent experience: Any time


• Solid experience in designing Sequence Diagrams to specify interactions between components in synchronous/asynchronous architectures


• IT tools — Level: Expert — Most recent experience: Any time


• Hands‑on knowledge of tools: Jira, Confluence, Git, Postman, SoapUI, SQL client, Browser Developer Tools, and modeling/design tools (UML, Sequence, Data Model)


• Leadership — Level: Expert — Most recent experience: Any time


• Demonstrated team spirit and leadership; ability to coach and challenge analysts within the pillar/workstream


• Project leader — Level: Expert — Most recent experience: Any time


• SCRUM — Level: Expert — Most recent experience: Any time


• Testing — Level: Expert — Most recent experience: Any time


• Time management — Level: Expert — Most recent experience: Any time


• Ability to estimate development time/cost as a group

• Dutch or French — Level: Nice to have


• English — Level: Active knowledge

• Ability to demonstrate solid expertise in opportunity analysis and strategic vision.


• Essential aptitude to challenge assumptions, propose alternative solutions, and apply constant pragmatism in the overall interest of the project—optimizing deliverables, timelines, budget, and quality.

• Consultancy nature of work: You will operate as a Keystone Solutions consultant embedded with the client, collaborating daily with their stakeholders and delivery teams, often on site, to deliver tangible outcomes in a complex microservices and Kubernetes environment.


• Dynamic projects: This mission anchors you in a large‑scale modernization program while opening opportunities to contribute to other client initiatives over time—tackling diverse challenges such as API design, event choreography, process optimization, and data governance.


• Turbo‑charged learning and development: Access to coaching, certifications, communities of practice, and expert peer reviews at Keystone Solutions so you continuously sharpen your BPMN/UML, integration, data modeling, and Agile delivery skills.


• Ambition skyrocketing within a consultancy framework: Build a portfolio of high‑impact client engagements, grow from expert analyst to lead/architect tracks, and broaden your influence across multiple domains.

• Client impact first: We align analysis, design, and delivery decisions to measurable client outcomes.


• Craftsmanship: Clear models, rigorous documentation, and testable specifications that developers and testers trust.


• Curiosity and learning: We explore, validate, and improve patterns for API‑first, event‑driven, and data‑centric platforms.


• Accountability: We own our commitments—scope, time, budget, and quality.


• Team over ego: As K‑Stones, we coach, challenge, and elevate each other and our client counterparts.


• Integrity: We say what we do and do what we say—always.

• Apply deep BPMN/UML, interface contract design (sync/async), and sequence diagram expertise to a real‑world, large‑scale microservices migration on Kubernetes.


• Shape robust data models and governance in an event‑driven context, leveraging strong SQL skills to ensure reliability and traceability.


• Lead analysts within a cross‑functional Agile setup, directly influencing the quality and speed of delivery.


• Benefit from Keystone Solutions' consulting community—playbooks, peer support, accelerators, and knowledge sharing tailored to functional analysis at scale.

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