Christopher Heinzmann

Tech Stack: Next.js, TypeScript, tRPC, Prisma, Amazon RDS , PostgreSQL, Tanstack/React Query, Tailwind CSS, Clerk Auth, Puppeteer, Cypress, Vercel deployment, Git CD/CI - Responsible for front-end implementation, including core structure, responsive design, saved searches feature, navbar, search filters, CSS, like buttons, modals, toasts, loading skeletons, Oauth, etc. - Starting with initial back-end setup, enabled front-end components by integrating corresponding server- side API functions with tRPC.

A fully responsive chat app leveraging AI as a safe space & effective resource for conversation practice in a foreign language. TECH STACK: JavaScript, React, Express, Mongoose/MongoDB | APIs: OpenAI GPT & DeepL • Implemented chat interface with AI to receive instant grammar feedback on a separate panel while discussing any topic. • Developed features such as reviewing previous feedback on demand & clicking a word/message to receive instant translations.

Tech Stack: MongoDB, Koa, Next.js, Tailwind (Added: TypeScript, NextAuth, Redux, Jest) - Implemented authentication via NextAuth and user database modelling. - Converted codebase from JavaScript to TypeScript for improved reliability, replaced prop drilling with Redux, implemented tests for a secure development experience and stability. - Modified component modularity and file structure, applied clean code principles, optimized server-side rendering for improved UX / SEO, & enhanced Tailwind CSS usage.

Drove the development and top-level implementation of bespoke multi-disciplinary go-to-market plans for game releases in over 30 export countries. Collaborated closely with internal stakeholders, agencies, and partners to build digital-focused marketing campaigns and creative across brands and territories.

• Led team comprised of off-shore team of developers & local EMEA marketing in digital campaigns. • Managed web-content & Implemented & planned automation workflows & HubSpot landing pages for digital campaigns. • Trained & guided regional EMEA teams and off-shore team, introduced best practices & internal collaboration structure.