About Oliver
German
Native or bilingual
English
Fluent
Chinese
Basic
Experience
- Personal ProjectFull-Stack DeveloperDIGITAL AND ITJune 2025 - Today (1 year)Berlin, GermanyDesigned and developed a modular Angular web application in an Nx monorepo to showcase projects and skills.Built a taxonomy-based matching engine and search layer to rank projects and skills by full and partial matches.Implemented a web worker–powered search for responsive filtering and progress reporting.Structured the codebase into reusable feature, data-access and UI libraries with SSR-ready targets.Established a robust quality workflow with unit tests, E2E tests, linting, formatting, commit linting and CI/CD via GitHub Actions.Created a component library with Storybook and ensured responsive design and accessibility.
- Oliver Stadie IT GmbHProject Manager & Full-Stack DeveloperEDUCATION AND E-LEARNINGAugust 2024 - Today (1 year and 10 months)Berlin, GermanyDeveloped an AI-powered language learning mobile application capable of generating picture-based stories with accompanying audio across multiple languages. Solely responsible for the entire application lifecycle, including planning, development, testing, maintenance, and legal aspects. The app adapts automatically to users' learning levels and provides extensive customization for reading and listening comprehension training. Implemented adaptive learning algorithms, multi-language support, user progress tracking and built the scalable backend on AWS with Java Spring Boot while delivering a cross-platform React Native frontend. Integrated multiple AI providers and AWS services (DynamoDB, S3, API Gateway, Elastic Beanstalk, CDK) to power content generation and infrastructure, ensuring high quality and maintainability.
- Large Lottery CompanyWeb Developer & Technical ConsultantE-COMMERCEAugust 2021 - July 2022 (11 months)Berlin, GermanyMaintained and enhanced an enterprise lottery platform with a modular micro‑frontend architecture and custom frontend framework serving multiple lottery websites. Delivered new features and performance improvements across Angular and NestJS microservices, integrating Node.js APIs and Nx libraries for scalable development. Built a bespoke CI/CD and performance monitoring tool using Jenkins, Lighthouse, Puppeteer, and Web Vitals to track and optimise page speed and user experience across the platform. Provided technical consulting to developers and management on micro‑frontend strategy, modular design, and performance optimization. Deployed and orchestrated Docker/Kubernetes services and collaborated within a large Scrum team using Jira, Confluence, and agile practices.
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Education
- Diplom Degree in Computer ScienceHumboldt Universität zu Berlin2015Grade: Very Good Subsidiary Field: Engineering Science