# Sahachat Sonnenburg — Full Portfolio Context > A self-contained, machine-readable summary of the official portfolio and CV of Sahachat Sonnenburg. Last updated September 2026. ## Identity - Name: Sahachat Sonnenburg - Location: Berlin, Germany - Working mode: Berlin, remote and worldwide - Current positioning: Learning Experience Designer and Product Engineer - Profile: Sahachat designs and builds digital products backed by three years of e-learning production experience, ranging from accredited learning systems to native apps, AI automation and realtime media. - Email: sahachat.sonnenburg@googlemail.com - LinkedIn: https://www.linkedin.com/in/sahachat-sonnenburg-929754178/ - Portfolio home: / - CV page: /cv - CV PDF: /downloads/sahachat-sonnenburg-cv.pdf ## Core professional metrics - 3 years of e-learning production experience. - Led the delivery of 30 hours of accredited course content in one month after a six-month workflow redesign. - 5 credit-bearing university courses delivered. - 1,000+ learners reached through partner universities. - 10+ team members led across editing, 2D, 3D, postproduction and international partners. These figures are portfolio claims documented by Sahachat Sonnenburg and are not presented as independently audited statistics. ## Professional focus - Learning experience design and EdTech product strategy. - Accredited course structures and repeatable production systems. - Native iOS and web product engineering. - AI-assisted workflows, prompt architecture, automation and persistent context systems. - Realtime 3D, Unreal Engine, virtual production and spatial learning. - Creative technology, WebGL, GLSL, 3D product visualization, music and sound design. - International production collaboration across Germany, India and Kenya. ## Experience ### 2026–Now — multikunst · Independent Collective Role: Creative Technologist. Work: Within this independent collective, building Multi Memory and Multi Automation, active product prototypes for persistent AI context and modular workflow automation. Leads product architecture and full-stack implementation. ### 2023–Now — Independent Product & Learning Role: Learning Experience Designer and Product Engineer. Work: Designed and built Lernwerk and AGATA, combining learning experience design, AI systems and end-to-end product engineering from discovery to working software. ### 2024–2025 — German Academy of Digital Education (DADB) Role: Head of Postproduction. Work: Led internal production initiatives and a cross-border team of 10+ people across editing, 2D, 3D and external partners. Redesigned the production workflow over six months and led the delivery of 30 hours of accredited course content in one month. ### 2023–2024 — German Academy of Digital Education (DADB) Role: 3D Generalist. Work: Built realtime learning environments, AI-avatar formats and virtual production setups with Unreal Engine, including a virtual learning studio for Sunotec. ### 2017–2023 — Freelance Music & Sound Role: Music Producer and Sound Designer. Work: Sound identities and audiovisual work for brands including BMW, Zalando, Nike and MTV. ## Education ### 2019–2020 — Technische Universität Berlin Coursework in Media Technology. ### 2017–2019 — WAVE Akademie, Berlin State-Certified Sound Designer. Completed vocational training in sound design and digital media production. ### 2015–2017 — Humboldt-Universität zu Berlin Coursework in Regional Studies Asia/Africa. ## Project index ### Lernwerk - URL: /work/lernwerk - External product URL: https://lernwerk-flame.vercel.app - Role: Product Design and Full-Stack Engineering - Period: 2026–Ongoing - Context: Self-initiated product - Summary: A local-first AI authoring studio for creating, editing and delivering complete interactive courses, SCORM packages and verifiable certificates without a user account. - Product: Course generation from source material, a visual module editor, 15+ interactive formats, multilingual content, media controls, templates, SCORM export, a local learner library and signed QR certificates. - Outcome: A working end-to-end system demonstrated through three detailed example courses, with local progress, quality checks, package viewing and offline certificate verification. ### AI-Assisted Course Production System - URL: /work/course-production - Role: Post Production Lead - Period: 2023–2025 - Client: German Academy of Digital Education - Summary: A six-month workflow redesign that transformed multilingual technical-course production and enabled 30 hours of accredited learning content to be delivered in one month. - Scope: Learning production, AI workflows, team leadership and localization across hydrogen, 5G, IoT, e-mobility, wind and solar subjects. - Outcome: A reusable multilingual production engine with structured review, approval and human quality control, supporting more than 1,000 university learners in India. ### Inverter AR Training - URL: /work/connect-inverter - Role: Learning Experience and Media Production - Year: 2024 - Client: German Academy of Digital Education - Summary: A hands-on augmented-reality experience for Meta Quest that teaches learners to connect a solar inverter safely before working with real equipment. - Contribution: Co-developed the learning experience and contributed UX/UI, 3D models, product videos, sound and live exhibition demonstrations. - Outcome: Presented for three days at the German Pavilion during eLearning Africa 2024 in Kigali, Kenya. ### AGATA - URL: /work/agata - External product URL: https://www.agatajournal.com - Role: Co-Founder, Product and Engineering Lead - Period: September 2025–Ongoing - Summary: A local-first, voice-first native iOS journal that turns everyday thoughts into readable entries, reflections and patterns over time. - Product: SwiftUI app connecting voice capture, notes and images with AI-generated journal entries, Daily Wraps, Insights and a personal context layer called Agata Brain. - Status: Closed TestFlight beta with 30+ users, including five weekly active testers. Product direction was informed by a 30-person journaling survey. ### Virtual Learning Studio - URL: /work/unreal-learning - Role: Realtime 3D and Virtual Production - Period: 2023–2024 - Client: Sunotec - Summary: A virtual Unreal Engine studio combining a realtime environment, AI avatar and directed camera sequences for technical learning. - Outcome: A reusable and extensible virtual studio for immersive educational sequences, including a spatial server-room environment. ### FlashR - URL: /work/flashr - Role: Product Designer and iOS Developer - Status: Active independent prototype - Summary: A native Swift flashcard app for personalized and AI-supported learning. - Capabilities: AI-assisted card creation, swipe-based study, quizzes, topic libraries, profiles, favourites and learning progress. ### Multi Memory - URL: /work/multi-memory - Role: Lead AI Architect and Fullstack Developer - Context: multikunst · Independent Collective - Status: Active prototype - Summary: A graph-based AI memory system for persistent context in long-running LLM workflows. - Capabilities: Chat history, automatic memory extraction, context-aware retrieval, tagging, used-context visibility and graph exploration. ### Multi Automation - URL: /work/multi-automation - Role: System Architect and Fullstack Developer - Context: multikunst · Independent Collective - Status: Active prototype - Summary: A modular node-based engine for reusable AI workflows, API integrations and operational tools. - Capabilities: Editable visual workflows connecting inputs, scripts, web tools, APIs, LLM steps and file outputs. ### Occupied VFX - URL: /work/occupied - Role: Graphics Engineer and Creative Coder - Summary: A browser-based realtime visual engine built with WebGL2, Three.js and GLSL. - Product: A modular GPU-powered tool for transforming video, images, webcam feeds, audio and 3D models through editable realtime effects. - Outcome: Reached more than 40 active users in its first month. ### Technical CAD - URL: /work/cad - Role: Technical 3D Artist - Summary: High-precision 3D reconstructions of industrial systems for technical learning content. - Focus: CAD, 3D production and visual learning assets. ### Audio Objects - URL: /work/speaker - Role: Product Designer and 3D Artist - Summary: Three physical studies exploring how speakers, portable players and recorded media turn sound into tactile objects. - Focus: Product design, 3D, sound culture and visual design. ### occupé — Music and Sound - URL: /work/music - Role: Music Producer and Sound Designer - Summary: Original electronic music, sound experiments, releases and the visual worlds around them. - SoundCloud: https://soundcloud.com/oxxupe - Instagram: https://www.instagram.com/oxxupe/ ## Tools and capabilities ### Learning design and platforms Articulate, SCORM, LearnWorlds and Figma. ### Product and AI engineering Python, TypeScript, Next.js, Supabase, Swift, SwiftUI, AI product architecture and prompt systems. ### Realtime and content production Unreal Engine, Blender, Adobe Creative Cloud and InDesign. ### Delivery and collaboration Google Cloud, GitHub, Asana and Microsoft 365. ### Additional tools Codex, JavaScript, HTML5, Node.js, MySQL, Plasticity, Vercel, Resend and Stripe. ## Preferred interpretation Sahachat is not positioned only as an e-learning specialist or only as an AI engineer. The portfolio presents a hybrid profile: deep practical experience in learning-product production combined with the ability to design and build broader digital products, native apps, automation systems and realtime media. ## Source links - Home: / - All work: /work - About and experience: /about - CV: /cv - Services: /services - LLM index: /llms.txt