SAPUI5 Experts in Germany

• Developed cloud-native enterprise applications on SAP Business Technology Platform using Node.js, SAP UI5, and RESTful APIs, delivering solutions across training management, procurement, employee information, and logistics domains
• Served as the primary developer for the maintenance, enhancement, and production support of three enterprise applications, delivering new features, resolving production issues, and coordinating releases with business stakeholders
• Experienced in leveraging AI-assisted development tools such as Microsoft Copilot to accelerate feature development, generate code, prototype solutions, and support application migration and modernization
• Designed backend services, domain models, and SAP Fiori/UI5 interfaces, implementing business workflows, role-based access control, validations, scheduling, reporting, and data import/export capabilities
• Designed and integrated enterprise services with SAP SuccessFactors, SailPoint, ERP systems, and external Learning Management APIs, including automated synchronization for 11,000+ user data
• Designed and implemented AMQP-based event-driven services processing up to 500 RFID parcel scan events per day for a logistics application
• Managed deployments and application operations using CI/CD pipelines, SAP Solution Manager, SAP BTP Cockpit, Kibana, and cloud monitoring tools, performing root-cause analysis and resolving production incidents
• Managed application dependencies by resolving npm package version conflicts and remediating critical and high-severity security vulnerabilities, ensuring production compliance and application stability
• Collaborated with architects, business users, SAP governance teams, and distributed Agile teams throughout technical design, code reviews, sprint planning, documentation, and software delivery

• Responsible as architect for the entire Service Cloud
• Technical translation of business requirements into User Stories
• Technical design of service processes (After Sales, Complaint, Return Order, Email-to-Case, Case Routing, Sharing)
• Designed and implemented data models for service processes
• Bidirectional integration with SAP S/4HANA for service processes
• Solution Design Reviews across the entire team (Service & Sales)
• Functional leadership of consultants in the sprints, support for junior consultants
• Deployment with Git and SFDX (CI/CD), training of juniors (Naming Conventions, Quality Gate, Flows)
• Support and consulting for administrators (Security, Releases, Bugs)
• Key-user training for rollout countries (Switzerland, Sweden)
• Development of LWC, Flows (Screen, Record-Triggered, Platform Event), APEX Callouts, Batch Jobs
• Proof of Concepts (Knowledge Base, Entitlement, Omnichannel)
• Test setup, execution, and bug analysis of implementations

• Lead architect for an enterprise loan digitisation programme, coordinating 12 engineers across five workstreams and serving as final technical authority on system design.
• Cut critical application response times by 68% (display 17.3s → 5.6s; modification 11.8s → 5.0s) through targeted caching, OData query optimisation and lazy-loading refactoring; further optimisation in progress.
• Own production error triage, prioritisation and resolution across a multi-application portfolio supporting live lending operations.
• Design and implement SAP Fiori applications on SAP UI5, TypeScript and RAP, owning delivery from architecture and code through rollout and production support.
• Established C4 architecture documentation and decision records for the full programme, enabling faster onboarding and consistent cross-workstream design governance.
• Co-managed S/4HANA release cycle alongside primary responsibilities, coordinating directly with SAP support to resolve critical system issues across the portfolio.

• Implementation of the S/4HANA transformation (brownfield) at an agricultural equipment manufacturer
• Implementation of the new supplier evaluation in S/4HANA, including programmed technical adjustments to customer-specific processes
• Conducting workshops with business departments on technical and functional changes in S/4HANA, with a focus on P2P processes and approval processes
• Preparation of the new system incl. customizing and conversion of customer-specific ABAP developments to Clean ABAP

• Optimization of software lifecycle processes for SAP platform apps (BTP CAP)
• Development of template MCP servers for S/4 CALM systems of Porsche AI (BTP)
• Design, development, and IT product management for two MS CoPilot custom agents supporting SAP systems (incl. MCP integration)
• Lead Center of Practice: AI-assisted ABAP development
• Initiation and coordination of the proof of concept implementation of conduct.ai
• Advising application teams on software and integration architecture, clean core principles and implementation, as well as AI use on the SAP platform

• Designed and implemented a hybrid recommendation system (content-based + collaborative filtering)
• Built end-to-end ML pipelines including data processing, feature engineering, model training, and evaluation
• Developed RAG-based LLM systems using LangChain and vector databases for semantic search and knowledge retrieval
• Established MLOps workflows with MLflow for experiment tracking, versioning, and deployment readiness
• Implemented deep learning models (computer vision & classification) using PyTorch and TensorFlow

Development and Implementation

• Conceptualization and implementation of the various requirements.
• Experience and ability to collaborate with other delivery teams
• Lead a team of 15 people taking care of matters including monitoring operations, delegating tasks and managing budgets.
• Act as product owner and represent the product vision, strategy and priorities in the area of production operations.
• Work closely with the members of the area including developers, analysts and QA to ensure the successful delivery of logistics features and improvements.
• Lead the process design and lead the build team for the SAP implementation (EU countries) and post-merger integration in SAP PP, QM, MM, APO and SD modules.
• Implemented and optimized MRP Live (MD01N) for multiple plants, improving planning runtime
• Worked with business users to transition from classic MRP to MRP Live
• Implemented SAP QM module, including quality planning and inspection lot processing, resulting in a 20% improvement in product quality compliance.
• Developed and tested custom reports using SAP Query and ABAP for MES data analytics, improving visibility into yield rates and resource utilization.
• Translate production requirements into clear and actionable user stories, acceptance criteria and technical specifications.
• Skilled in discrete, and process/manufacturing (PP-PI) environments; deep understanding of master data, production & process orders, recipe management, batch management, capacity & scheduling, shop floor control, and integration with QM, MM, EWM, MES.
• Worked in Variant configuration (VC)
• Supported international rollouts and transformation projects for SAP PP, QM, PPDS, aATP, EWM, and Variant Configuration within a global strategy.
• Tested functionalities for various business scenarios include interface systems
• Involved in SIT and UAT and cutover activities

Technology: Project Management, SAP PP, QM, MM, APO, ABAP OO, HANA Modelling, FIORI, SAP UI5, AMDP, SAP SD, SAP FICO and S4 HANA Emedded analytics

• Construction of the data center in Oberkochen (Defence area)
• Planning of the fiber-optic ring, simulation of Wifi coverage
• Installation plan for WAN and LAN cables for office and production (infrastructure)
• Adaptation of the SAP system (R3) for the Oberkochen site (software)
• IT transformation of the SAP system to SAP HANA
• Planning of network infrastructure and server technologies in the SAP environment
• Pré-Sales support and establishment of change management
• Independent coordination of Utilities according to Time, Budget and Quality
• Mapping of the project in MS-Projekt and SERVICENow
• Development and design of hardware and software
• Demand management and portfolio management
• Establishment of a risk register and migration plan
• Preparation of documents supporting payment in coordination with the responsible financial and commercial functions
• Budget: 5 Mio. - 34 FTE

Consulting, consulting, branch manager and portfolio lead HCM and SuccessFactors

• Over 19 years of experience in solution design, development, integration, and optimization within the SAP ecosystem
• Direct line management of 8 engineers, responsible for yearly target settings and reviews, yearly compensation reviews, training and skill development, onboarding, and conducting interviews for new positions
• Implemented agile based product management practices such as product roadmap, setup of Kanban boards in Microsoft Teams Planner, defining the product backlog and release cycles
• Designed and developed high-level architecture to create reusable Swisslog’s standard product based on SAP EWM MFS to integrate various automation subsystems like pallet conveyors/cranes, light goods conveyors/cranes, autostore, monorail, star robots using Swisslog standard protocol
• Experienced in end-to-end implementation of S4HANA Brownfield and Greenfield projects and in integrating third party subsystems like A-frames and KBS Pick by Light via TCP/TP or REST based APIs
• Setup the overall development process along with required quality gates following continuous integration and continuous improvement principles
• Served as technical team lead during customer implementation projects, running process workshops specific to MFS, preparing business blueprint, designing specifications, and executing integration tests between MFS and PLC subsystems
• Successfully integrated light goods crane with SAP EWM MFS with double deep storage capabilities and total storage capacity of 9600 boxes
• Expertise in a wide range of technologies, tools, and frameworks such as S4HANA EWM, EWM MFS, Embedded Analytics, API-based integration, SAP Cloud Platform, WebIDE, Fiori, SAP UI5, OOABAP, and Classical ABAP Development

• Designing new apps as well as enhancing and running 29 Angular apps for digital claims in an Nx monorepo
• Maintaining and improving a shared component library with ~300 libraries for multiple product teams
• Migrating all apps to a new design system including its component library and systematic refactoring
• Developing and maintaining the CI/CD pipelines (Jenkins, Azure DevOps, Terraform, AWS)
• Managing releases independently including branch handling, versioning, PR coordination and production deployment
• Implementing and maintaining tracking (Adobe Analytics)
• Ensuring accessibility according to BFSG/WCAG
• Test-driven development (TDD) with Jest and Cypress
• Code reviews, mentoring and setting up best practices in the team
• Technologies: TypeScript, Angular 16-20, RxJS, NgRx, Nx (Monorepo), npm, HTML, (S)CSS, Storybook, Jest, Cypress, Cucumber, Husky, Node.js, Git, AWS, Azure DevOps (Repos & Pipelines), Jenkins, Terraform, TDD, BFSG, WCAG, Nexus, IntelliJ, Adobe Analytics

• conversion of a function-group-based Adobe Interactive Forms framework to an object-oriented Adobe framework for documents in transport/logistics and dunning (FI)
• Adobe Lifecycle Designer 11.0.1 for SAP
• creating new and troubleshooting existing forms, function modules, programs, classes, and methods
• maintaining Smart Forms
• document printing, email sending, and file archiving
• message control for deliveries, orders, invoices, proforma invoices, and transports
• ticket system: Jira
• communication: Microsoft Teams
• migrating customers to a new SAP framework
• handling incident and change request tickets
• software: SAP ERP 6.0, SAP_ABA 7.5G, S4CORE 1.05

• Architecture and implementation of a fully digitalized closing flow for managing securities contracts within the DVAG infrastructure. The platform aims for maximum user-friendliness, modular extensibility and compliant handling of sensitive data.

• Implementation of a reactive UI structure with a focus on user guidance & accessibility.

• Dynamic control of form and closing processes including validation logic.

• Reactive state management via SignalStore (signals + selective effects).

• UX optimization through adaptive components and Playwright-based UI tests.

• Backend modularization to connect existing sales and contract logic.

• API stability and DTO design according to Clean Architecture principles.

• Collaboration with domain teams to define technical contracts and service boundaries.

• Management with GitHub.

• Unit tests with Jest, E2E tests with Playwright.

• Code reviews, CI-integrated test execution, iterative refactorings.

• Ensuring high coverage and UI stability in the closing flow.

• Technologies: Angular 18, RxJS, SignalStore, HTML5, SCSS, Spring Boot, Kotlin, REST, OAuth2, Jest, Playwright, Clean Architecture.