# Aurimas Griciūnas

> Aurimas Griciūnas is a Lithuanian ML/AI engineer, founder of SwirlAI, and author of the SwirlAI Newsletter with 58,000+ Substack followers. A former CPO at neptune.ai (acquired by OpenAI), he now runs SwirlAI — an AI engineering education and consulting firm — and is a LinkedIn Top Voice in AI with 120,000+ followers. His newsletter covers AI engineering, LLMOps, RAG architectures, and agentic systems from a production-first, no-hype perspective.

- **Role:** Founder & CEO at SwirlAI
- **Organizations:** SwirlAI, neptune.ai (former), AI Association of Lithuania, IEEE Computer Society, AAAI, Python Software Foundation
- **From:** Lithuania
- **Nationality:** Lithuanian
- **Education:** Master's Degree, Financial & Actuarial Mathematics, Vilnius University (Vilniaus Universitetas)
- **Known for:** LinkedIn Top Voice in AI with 120,000+ followers, 58,892 Substack followers and 34,000+ newsletter subscribers for SwirlAI Newsletter, Former CPO at neptune.ai, which was subsequently acquired by OpenAI

## Career timeline

- **2014-2016** — Master's in Financial & Actuarial Mathematics, Vilnius University
- **~2016-2019** — ML/Data roles at Danske Bank Lithuania — financial ML including affordability models
- **~2019-2020** — ML Engineer at Transactie Monitoring Nederland (TMNL) — anti-money-laundering ML systems
- **~2020-2021** — Data/ML roles at Tesonet — enterprise ML deployments
- **~2021-2022** — Senior MLOps Engineer / Solutions Architect at neptune.ai
- **~2022** — Promoted to Chief Product Officer (CPO) at neptune.ai
- **2022-10** — Founded SwirlAI; launched SwirlAI Newsletter on Substack
- **2023** — Spoke at MLOps World 2023, MLOps Community Meetup IRL #36 Bristol, Azure ML Live Workshop
- **2024** — Spoke at The AI Conference; neptune.ai acquired by OpenAI
- **2024-10** — Relaunched SwirlAI Newsletter after ~1 year hiatus; resumed as Founder & CEO of SwirlAI
- **2025** — Reached 120,000+ LinkedIn followers; named LinkedIn Top Voice in AI; launched End-to-End AI Engineering Bootcamp on Maven; spoke at Infoshare and PyCon Lithuania
- **2026-04** — Spoke at Vilnius AI Summit on 'Agentic AI Flywheels: How Evaluation Drives Continuous Improvement'

## Achievements

- LinkedIn Top Voice in AI with 120,000+ followers
- 58,892 Substack followers and 34,000+ newsletter subscribers for SwirlAI Newsletter
- Former CPO at neptune.ai, which was subsequently acquired by OpenAI
- Founded SwirlAI, an AI engineering education and consulting company
- 129 public GitHub repositories including Machine-Learning-Goodness (282 stars)
- Featured in NVIDIA Learning customer spotlight
- Speaker at The AI Conference, Infoshare (CEE's largest tech event), Vilnius AI Summit, MLOps World, PyCon Lithuania
- Member: AI Association of Lithuania, IEEE Computer Society, AAAI, Python Software Foundation
- Created and runs an 8-week End-to-End AI Engineering Bootcamp on Maven

## Latest updates

- **2026-04** — Spoke at Vilnius AI Summit on Agentic AI Flywheels and evaluation-driven improvement
- **2026-03** — Published 'State of Context Engineering in 2026' in SwirlAI Newsletter
- **2025-05** — Published 'Evaluation Driven Development for Agentic Systems'; spoke at Infoshare DEV TRENDS stage
- **2025-03** — Published 'Breaking Down Context Engineering' newsletter issue
- **2024-10** — Relaunched SwirlAI Newsletter after ~1 year hiatus; neptune.ai acquired by OpenAI
- **2024-08** — Spoke at The AI Conference on 'Observability in LLMOps Pipeline'

## Links

- Website: https://www.swirlai.com
- LinkedIn: https://www.linkedin.com/in/aurimas-griciunas/
- Twitter/X: https://x.com/aurimas_gr
- GitHub: https://github.com/aurimas13
- YouTube: https://www.youtube.com/@swirlai
- Facebook: https://www.facebook.com/aurimas.griciunas/

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Profile page: https://yespress.io/aurimas-grici-nas
Published by YesPress — https://yespress.io
Last updated: 2026-04-29