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Building Products.Shipping AI.

Technical Product Leader driving teams to build AI-native enterprise software.Bridging product vision with hands-on engineering execution.

Open for conversations
0+
Years in Tech
0
Patents Pending
0+
Users Served
0
Team Led
Sebastian Kirsch

Everything you may ask from an AI Engineer

I build AI-powered products that solve real business problems at enterprise scale.

Built an AI Sales Voice Agent with real-time sentiment analysis. Previously led 18 engineers at a Fortune 500 bank shipping a GPT-powered CRM to 2,500+ users with 90% search accuracy.

"The intersection of product thinking and technical execution — understanding what users need and having the skills to build it."

Published Research: AI-Driven People Intelligence
MS + BS
Computer Science
CU Boulder
2,500+
Users Served
Enterprise AI
18
Engineers Led
Fortune 500
7
Patents Pending
AI Innovation

How I Work

Product + Code

I ship, not just manage. Deep in the codebase for better trade-offs and stronger collaboration.

AI-First

GPT integrations, vector search, ML pipelines — real outcomes, not demos.

Startup → Enterprise

Antler NYC velocity at Fortune 500 scale. Both, simultaneously.

Journey

2026

Engineer

AI Voice Agent

Sales voice AI with sentiment analysis

2025

AI CRM Lead

Fortune 500 Bank

GPT-powered CRM for 2,500+ users

2024

Data & Analytics Lead

Fortune 500 Bank

Data Mesh across 15+ business units

2022

Startup Founder

Antler NYC

2-3% acceptance cohort

Featured Work

Real products I've built and shipped—from AI-native startups to enterprise systems serving thousands.

AI Product2026

Engineer

AI Sales Voice Agent

Engineer

Built an AI-powered voice agent for outbound sales calls with real-time sentiment analysis. The system conducts natural conversations, detects emotional cues to adapt pitch strategy, and qualifies leads autonomously — replacing manual cold-calling at scale.

Voice AISentiment AnalysisLLMsSaaS
Real-Time Sentiment AnalysisAutonomous Sales CallsVoice AI
Enterprise AI2025

Technical Product Leader

GPT-Powered CRM Assistant

Fortune 500 Bank

Led a team of 18 to build an AI-powered CRM assistant used by 2,500+ sales reps at a top-tier global bank. Implemented GPT-powered recommendations, vector search with 90% accuracy, and AI-driven workflows that drove 35% higher user adoption.

GPT-4Vector SearchAzureReact
2,500+ Users35% ↑ Adoption90% Search Accuracy
Data Platform2024

Technical Product Leader

Data Mesh Architecture

Fortune 500 Bank

Spearheaded a decentralized Data Mesh architecture on Microsoft Azure across 15+ business units. Built self-service tools and data access layers that cut report dev time by 50% and boosted data onboarding speed by 30%.

AzureData MeshSelf-Service BICross-Domain
15+ Business Units50% ↓ Dev Time30% ↑ Onboarding
E-Commerce2021-2024

Product Manager & Engineer

Full-Stack E-Commerce

D2C Brand

Launched and scaled a Shopify-based D2C e-commerce brand from zero to 500+ monthly orders. Owned the full stack: Liquid templating, JavaScript integrations, UX redesign with A/B testing, and automation flows for retargeting, fulfillment, and analytics.

ShopifyJavaScriptA/B TestingAnalytics
500+ Monthly Orders30% ↓ Bounce RateFull Stack

Technical Demos

Interactive showcases of technical capabilities. Click to explore.

System Architecture Designer

Interactive System Designer

Launch Demo

Raft Consensus Algorithm

Distributed Consensus Demo

Launch Demo

Neural Network Visualization

Interactive ML Demo

Launch Demo

Code Execution Visualizer

Step-by-Step Debugger

Launch Demo

Let's Build Something Together

Always open for interesting conversations and meeting new people. Let's discuss technology, architecture, or your next big idea.