Joseph Michael

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Senior Software Engineer

xAI

Jul 2024 - Current (1 year 2 months)

Architect for a conversational agent research workbench built on LangGraph directed acyclic graphs and a GraphQL federation layer.

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Founding Full‑ Stack Engineer

Suno

Aug 2023 - Jun 2024 (11 months)

• Re‑ architected the music pipeline into a LangGraph directed acyclic graph that moves from prompt expansion to MusicGen inference and post‑ processing; throughput grew to two hundred thousand tracks per day according to CloudWatch logs in April twenty‑ twenty‑ four. • Maintained the ninety‑ fifth percentile first‑ note latency below three hundred milliseconds for four thousand concurrent sockets by using Redis Streams and a Go WebSocket fan out, as shown in Grafana dashboards. • Launched a retrieval augmented prompt coach with LangChain and Chroma, and Pendo surveys report that user satisfaction rose by eighteen percentage points. • Migrated the front end to Next.js version thirteen with server side rendering and incremental static re

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AI Platform Consultant (Career Break)

Independent

Nov 2022 - Jun 2023 (8 months)

• Authored a private Turbo‑ AI template that bundles FastAPI, SQLModel, LangChain, pgvector, Redis, Docker Compose, and Kubernetes manifests. • GitHub Actions logs show a median time of forty‑ six minutes from cloning the template to a functional chat and retrieval augmented generation demo. • Implemented pluggable vector adapters for Pinecone, Weaviate, and Milvus so that teams can migrate seamlessly when scale demands. • Replaced Celery version five job queues with Temporal workflows for transcript parsing and nightly retraining, and no ghost task incidents were observed during a six‑ week soak test. • Provisioned preview stacks for every pull request with Terraform modules and GitHub Actions, and GitHub Insights reports a ninety‑ fi

Full‑ Stack Engineer

Argo AI

Jan 2022 - Oct 2022 (10 months)

Delivered real‑ time telemetry visualisation and safety alerting for autonomous vehicle fleets.

Software Engineer → Senior Software Engineer

Spotify

Jan 2017 - Dec 2021 (5 years)

• Migrated the player from Backbone to React seventeen and Redux Toolkit, and SpeedCurve shows a twenty‑ eight percent improvement in Largest Contentful Paint. • Co‑ authored a playlist recommendation micro‑ service with Express four and TypeScript four that handles about fifteen percent of discovery traffic according to Kinesis logs. • Implemented infinite scroll virtualisation with react‑ window, and Perfume.js indicates a sixty percent reduction in catalogue render time at the seventy‑ fifth percentile. • Shipped real‑ time collaborative playlists using WebSockets and React Context, and Mixpanel cohorts show multi‑ user sessions increased by twenty‑ five percent. • Led a WCAG two point one AA accessibility upgrade by resolving more

Front‑ End Engineer

JPMorgan Chase

Sep 2015 - Dec 2016 (1 year 4 months)

Built low‑ latency trading dashboards and overnight risk analytics for the equity derivatives desk.

Joseph Michael

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