TypeScript Experts in Essen

Gronic Ident & Sign

Core technologies: Android, Jetpack Compose, Retrofit, Regula Document Reader, Adobe Sign

Android app on dedicated devices for identifications and electronic signatures at the PoS

• Training AI models, evaluating images and text UI/UX, turning the provided data into insights through OpenAI Feather as part of the machine learning workflow

Technologies: OpenAI Feather

• Acquires new B2B customers for an AI SaaS startup in the public tendering space and books product demos with IT decision-makers.
• Qualifies target customers based on a defined ideal customer profile, including discovery, needs analysis, and objection handling.
• Builds domain knowledge in public procurement (EVB-IT, German and EU procurement portals) for conversations on equal footing.

• Delivered MVP-focused full-stack architecture for a health-sector client: Vite/React frontend, backend services on Google Cloud Run, and Supabase for database plus IAM/authentication.
• Supported product requirements engineering and prioritized cost-aware workload placement, implementing browser-side/edge computation where feasible before moving logic to backend services.

• AI consulting for HR & recruiting (identification and implementation of AI potential throughout the candidate journey)
• Development and implementation of AI-supported recruiting systems
• Building automations to optimize hiring processes (screening, communication, follow-ups)
• Design and integration of chatbots & AI assistants for candidate communication
• Analysis and optimization of existing HR processes with a focus on efficiency, time-to-hire & candidate experience
• Development of custom software solutions for recruiting workflows
• Integration of AI systems into existing HR tools & infrastructures
• Focus on scalability, automation, and measurable impact
• Advising companies on digital transformation in HR

• Requirements analysis
• Provisioning of SharePoint sites and permissions
• Provisioning of SharePoint libraries and lists as data repositories
• Development of the UI with Power Apps
• Development of automations with Power Automate to transfer data from Power Apps using Dataverse connectors
• Creation, customization and management of Power Platform security roles
• Creation and management of Power Platform Pipelines
• Development of a UX design with Power Apps

• Frontend development
• Spring Boot
• Swagger
• Git
• GitLab
• SonarQube
• Docker
• Maven
• Java
• Angular

• Development and enhancement of scalable Vue.js/TypeScript applications, as well as reusable components and frontend architectures
• Development of modern, high-performance web applications for internal software solutions using Vue.js, Pinia, and Vuex
• Efficient integration and processing of data from external APIs to support frontend development and ensure smooth end-to-end functionality
• Implementation and maintenance of automated tests for quality assurance using Vitest
• Creation of interactive website prototypes in Figma and Adobe XD as a basis for Vue.js implementations
• Participation in technical reviews and code reviews to ensure high code quality and continuously improve development processes
• Use of AI-supported development tools such as ChatGPT and Claude for more efficient development, error analysis, and code optimization
• Use of CI/CD pipelines for the efficient integration of automated tests, builds, and deployments into the development workflow

• Design and implementation of a system for controlling the complete process of installing, removing, and replacing electricity meters by external service providers for an energy supplier

• Automated retrieval of orders and available devices through defined interfaces (e.g. from SAP)

• Orchestration of the process steps (assignment of meters, processing of meter data, transfer of updated information back to the source system) through a Spring-Boot backend

• Provision of a React-based web client for operational tracking and control of orders, e.g. to continue failed process steps or resend notifications

• Support in restructuring and designing the group's internal Android apps
• Defining essential modules and implementing accessible components
• Establishing agile approaches at an international level
• Technologies & Methods: Kotlin, Android, JUnit 5, Koin, Azure DevOps, Android Studio, Git, Jetpack Compose, Coil, Flow API, Ktor, Coroutines, TypeScript, Node.js

• Architecting and developing SaaS platform for graphical definition and execution of pandas data processing pipelines
• Developed POlyglott, an open-source Python CLI tool for translation workflow management featuring PO file parsing, quality linting with glossary enforcement, and DeepL API integration for machine translation
• Developed web application for material compliance management (EU REACH) using Django and modern web technologies
• Built automated infrastructure platform using Proxmox, Terraform, and Ansible — VM provisioning, configuration management, internal DNS, and fleet-wide security hardening across multiple subnets

• Strategic transition into AI Engineering through intensive mentoring and project execution.

• Developed MASX AI, an agentic AI platform integrating LangGraph, AutoGen, and RAG for geopolitical forecasting and real-time ETL.

• Designed and delivered functional AI prototypes for prospective clients showcasing applied expertise in multi-agent systems, real-time data pipelines, and LLM integrations.

• Re-architected a web application that had grown over years, modularizing tightly coupled components

• Reduced response times from several seconds to <50 ms

• Removed performance bottlenecks

• Simplified architecture so internal teams can implement features on their own again

• Built modern web applications using React and NestJS.
• Developed frontend with React, TailwindCSS, shadcn/ui for elegant and responsive interfaces.
• Implemented backend APIs and authentication using NestJS and Node.js.
• Utilized AWS and Supabase for cloud deployments.
• Integrated Salesforce for CRM and data management.