Valentin Negoescu - Development Lead and Architect

Q: Where is Valentin based?

Valentin is based in Bucharest, Romania .

Q: What languages does Valentin speak?

Valentin speaks the following languages: Romanian (Native), English (Advanced) .

Q: What is Valentin's latest experience?

Valentin's most recent position is Development Lead and Architect at ALDI SUD .

Q: What is the availability of Valentin?

Valentin is immediately available full-time for suitable projects.

Q: How to hire Valentin?

To hire Valentin, click the Meet button on the profile to request a meeting and discuss your project needs.

Recommended expert

Bucharest, Romania

Experience

Development Lead and Architect

ALDI SUD

Defined complete project architecture and led team for retail cloud CAP application
Developed blueprints, estimations, and architecture decisions based on requirements and cost
Selected SAP Cloud recommended solution focusing on Java/Node BTP CAP
Frontend: UI5 MVC, Fiori Elements, controls, and extensions; freestyle UI5 and Fiori Elements floorplans
Backend: HANA CDS models, CDS views, table functions, procedures, calculation views; Node.js/Java CAP service handlers, CQL/CQN queries, functions/actions, Spring
Integration: Integration Suite/CPI and API Management
Skills: SAP UI5, SAP CAP, Fiori Elements, VS Code, Java, Java EE, Spring, Node.js, TypeScript, HANA, CDS

Development Lead and Solution Architect

Automotive Insurance Company (Switzerland)

Implemented vehicle-based services for the biggest Automotive Insurance Company from Switzerland
Served as development lead and fullstack developer for nearly all SAP products during the assignment
Contributed to blueprints, estimations, architecture definition, and implementation of crucial products
Ensured on-time delivery and optimal performance
Scaled the team by adding five resources based on client feedback
Architect role:
Defined complete architecture including data replication/migration, component integrations, data flow, data persistence, UI and UX design
Oversaw budget estimations, blueprints, and statement of work definitions for client presentations
Backend technologies: SAP CAP, HANA CDS Models, CDS Views, Table Functions, Procedures, Calculation Views, Node.js, Java EE, Spring, CAP CQL/CQN queries, CDS Service Handlers, Bound and Unbound Functions and Actions
Frontend technologies: Fiori UI5 Controls, OData V2/V4, Standard Annotation Developments, Fiori Elements, Extensions, Master-Detail, Flexible Column Layout
Third-party integration: Event Mesh, Job Scheduler, Integration Suite
Tools and skills: SAP UI5, SAP CAP, Fiori Elements and Extensions, HANA Cloud, BTP, CDS, Node.js, OData V2/V4, Enterprise Messaging, API Management, CPI, BAS, VS Code, Customer Data Cloud

Development Lead and Architect

Automotive Sweden Client

Defined UI/UX strategy and project architecture for Fiori Extensions application
Conducted business alignments and blueprint POCs for BTP CAP and RAP implementations
Compared extension options between BTP and core systems
Backend: HANA CDS models, views, table functions, calculation views; Node.js/Java CAP service handlers, CQL/CQN queries, functions/actions
Frontend: Fiori UI5 controls, OData V2/V4, standard annotation developments, Fiori Elements, floorplans, third-party integrations with Event Mesh, Job Scheduler, Integration Suite
Skills: SAP UI5, SAP CAP, Fiori Elements, VS Code, Java, Java EE, Spring, Node.js, TypeScript, HANA, CDS

Senior Developer Lead

BMW

Architected and developed a new Fiori BTP application integrating AWS data sources, SAP Datasphere, and S/4HANA on-premise
Frontend: Freestyle SAP UI5 application with custom controls, flexible column layout, viz frames, tree tables, MVC routing, controller lifecycle
Prepared UI mock server for frontend development before backend readiness
Achieved over 90% unit and integration test coverage
Backend: CAP development, HANA Cloud models, tables, CDS associations, compositions, views; Node.js service handlers (CQN, CQL)
ABAP class handlers and services integration
SAP Datasphere: created models, graphical views, flows, tasks, and jobs to ingest AWS data into HANA
Skills: SAP CAP, BTP, Fiori, Datasphere, AWS, UI5, Node.js, Java EE, HANA Cloud, OData V2/V4, ABAP

Senior SAP Fiori/UI5 Developer

BearingPoint Romania

RRIM-HUB project:
SAP CAP UI5 development: network graph hierarchy display
Node.js REST APIs for backend/database manipulation
HDI backend: cross-container configurations, CDS, HANA hierarchies
BAS development environment and DevOps pipelines
Chemical Industry project:
SAP UI5, OData V4, Node.js, HANA artifacts
Developed custom UIs from scratch with UI5
Database modeling with HANA
BTP, BAS, WebIDE development environment
Skills: SAP Cloud Platform, XSA Advanced, XSC Classic, UI5, HANA, OData, XSJS, JavaScript, Node.js, Java EE, SAP Hybris Commerce, Spring Boot, Spring MVC, Hibernate

Senior SAP Fiori/CAP Developer

E-commerce

Implemented BTP CAP application for a large product market with latest SAP CAP TypeScript stack
Developed backend and frontend leveraging TypeScript capabilities
Backend: HANA CDS models, CDS views, table functions, procedures, calculation views; Node.js/Java service handlers, CAP CQL/CQN queries, functions/actions, Spring
Frontend: UI5 and OData V2/V4 screens, deep inserts, expand and group functions, viz frames, filter factory, master-detail, flexible column layout, standard Fiori Elements, backoffice screens, extension points, custom UI5 control injection
Skills: SAP UI5, SAP CAP, HANA Cloud, S/4HANA, BTP, CDS, Node.js, TypeScript, OData V2/V4, Job Scheduler, VS Code, CPI

Senior Java Developer

E-commerce Hybris Project

Implemented e-commerce backend application for a major Israeli client
Developed e-commerce screens as Senior Java Backend Developer
Skills: SAP Cloud Platform, XSA Advanced, XSC Classic, UI5, HANA, OData, XSJS, JavaScript, Node.js, Java EE, SAP Hybris Commerce, Spring Boot, Spring MVC, Hibernate

Senior Developer Lead

NOVO Nordisk

Led end-to-end migration of legacy Java-based Employee Operations applications to SAP BTP using CAP (CDS, HANA, Node.js, TypeScript)
Rebuilt backend in CAP and frontend with custom UI5 components on Node.js server stack
Integrated extensively with SuccessFactors via Cloud SDK and destination-based connectivity
Leveraged Advanced Event Mesh for asynchronous communication
Architected a reusable, component-based UI5 ecosystem to streamline frontend development
Skills: SAP UI5, SAP CAP, Advanced Event Mesh, Java EE, HANA Cloud, TypeScript, SAP Build Process Automation

Senior Developer

PWC

Designed and implemented highly customized SAP UI5 controls built from scratch and extended existing ones with complex behaviors and renderer overrides
Delivered sophisticated, business-specific visualizations through deep UI5 framework extensions
Skills: SAP UI5, SAP CAP, SAP Event Mesh, HANA Cloud, TypeScript

On-site

Senior SAP Fiori Consultant

SAP Romania

Team Leader and Product Owner guiding team to deliver requirements on time and follow best practices
Onsite customer development and discussion, understanding business logic and assigning requirements
Estimation and technical solution design on SAP Cloud Platform, Fiori XSA Advanced and XS Classic
Developer Consultant: developed SAP Cloud Platform Fiori XSA Advanced/Classic features
Implemented e-commerce features
Analytics Usage project:
Backend: HANA models, calculation views, CDS, table functions; text analysis, NLP, semantic analysis; OData and XSJS services; UI5 development
Chemical Industry project:
Development lead on SAP Cloud Platform XSA; backend: CDS artifacts, hdb tables, calculation views, synonyms; text analysis, NLP, semantic analysis; OData, XSJS, Node.js services; UI5 development
Skills: SAP Cloud Platform, Fiori XSA Advanced and XS Classic, UI5, HANA models, calculation views, CDS, table functions, text analysis, NLP, semantic analysis, OData, XSJS

Senior Developer Lead

SAP SE

Lead Operations Architect for a license management transformation project on SAP BTP
Designed and maintained SAP CAP (Node.js, CDS) services and custom UI5 screens
Led monitoring team to ensure system reliability with alert handling, Dynatrace integration, and proactive health monitoring
Ensured end-to-end stability, performance, and operational excellence of CAP-based applications
Senior Frontend Developer at Walldorf:
Built complex custom UI5 controls from scratch and extended standard controls
Implemented advanced control logic including renderer overrides
Delivered rich, interactive visualizations and tailored UI experiences through deep SAP UI5 customization
Skills: SAP BTP, UI5, SAP CAP, Advanced Event Mesh, HANA Cloud, TypeScript, Event Mesh, Control Extensions

Senior Developer Lead

Scania

End-to-end BTP RAP architecture implementation as sole developer
Integration Suite/CPI for data replication
Backend: ABAP CDS views, associations, compositions, annotations; ABAP classes for custom interceptor behavior
Frontend: Fiori Elements annotations and extensions; custom UI5 development; OData V2/V4
Skills: SAP CAP, BTP, Datasphere, AWS, UI5, Node.js, HANA, OData V2, ABAP

Senior Developer Lead

Siemens

Developed backend services using SAP CAP (Node.js, CDS) connected to Service Center
Consumed S/4HANA APIs via RAP-based CDS models
Leveraged SAP Build tools and Fiori Elements for rapid UI generation
Focused on scalable service integration and clean API exposure through CAP service layer
Skills: SAP UI5, SAP CAP, SAP Event Mesh, HANA Cloud, TypeScript, SAP Build Process Automation

Senior SAP CAP Developer

USA Customer

Implemented BTP CAP application to reduce data footprint for customer archiving process
Redefined project structure and architecture to successfully deliver previously unmet features
Delivered project on time with one additional resource, meeting all acceptance criteria
Project sold to first two customers by end of 2021 and recognized by SAP
Skills: SAP UI5, SAP CAP, Fiori Elements, SAC configuration and scripting, HANA Cloud, S/4HANA BAPI, BADI, BTP, CDS, Node.js, Java EE, Spring, OData V2/V4, Job Scheduler, BAS, VS Code

Senior SAP CAP Developer

USA Customer

Implemented BTP CAP application to decommission customer data and provide extended functionalities
Delivered fixed-term project on schedule with three-team resources, meeting all acceptance criteria
Skills: SAP UI5, SAP CAP, HANA Cloud, S/4HANA, PostgreSQL, BTP, CDS, Node.js, Java EE, Spring, OData V2/V4, Job Scheduler, BAS, VS Code, CPI

Senior Developer Lead

Wirpool

Created solution architecture for SAP RAP migration to cloud
Guided stakeholders on the need to upgrade to SAP RAP on BTP
Defined end-to-end architecture from data replication using Integration Suite/CPI to Fiori Elements and RAP CDS
Backend: ABAP CDS views, associations, compositions; ABAP classes for custom entity interceptors
Frontend: Fiori Elements OData V2/V4, Extensions, UI5 freestyle development
Skills: SAP BTP, UI5 RAP, ABAP Cloud, ABAP, HANA, OData V2/V4, Fiori Elements, CPI, Integration Suite

Summary

I am a Senior Fiori/UI5/CAP/BTP/HANA Developer / Contractor / Freelancer with 10+ years of experience. I help companies around the world to design and implement their software solutions.

Languages

Romanian

Native

English

Advanced

Profile

Created

June 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Valentin based?

Valentin is based in Bucharest, Romania.

What languages does Valentin speak?

Valentin speaks the following languages: Romanian (Native), English (Advanced).

What roles would Valentin be best suited for?

Based on recent experience, Valentin would be well-suited for roles such as: Development Lead and Architect, Development Lead and Solution Architect, Senior Developer Lead.

What is Valentin's latest experience?

Valentin's most recent position is Development Lead and Architect at ALDI SUD.

What is the availability of Valentin?

Valentin is immediately available full-time for suitable projects.

What is the rate of Valentin?

Valentin's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.