Senior Software Engineer
Current
Aug 2023 - Present
AeroLeads people directory · profile
John Hartquist Email & Phone Number
Senior Software Engineer - Machine Learning
at
TakeOne
1 work email found
@calpoly.edu
4 phones found area 805, 615, and 360
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Software Engineer - Machine Learning
Location
Greater Seattle Area, United States, United States
Who is John Hartquist? Overview
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Quick answer
John Hartquist is listed as Senior Software Engineer - Machine Learning at TakeOne, based in Greater Seattle Area, United States, United States. AeroLeads shows a work email signal at calpoly.edu, phone signal with area code 805, 615, 360, and a matched LinkedIn profile for John Hartquist.
John Hartquist previously worked as Senior Software Engineer at Takeone and Senior Software Engineer at Lowe'S Innovation Labs. John Hartquist holds Master Of Science (Msc), Computer Science from California Polytechnic State University-San Luis Obispo.
Company email context
Email format at TakeOne
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*@calpoly.edu
68% confidence
AeroLeads found 1 current-domain work email signal for John Hartquist. Compare company email patterns before reaching out.
Profile bio
About John Hartquist
Full-stack software engineer with expertise in fintech and machine learning. Skilled in building data pipelines and web applications using a range of technologies. Proven track record of delivering high-quality solutions that meet business needs. Lifelong learner with a strong desire to continuously improve and stay current with industry trends and techniques.Especially excited about deep learning, reinforcement learning, generative models, spatial computing, rapid prototyping, and optimization problems. // Preferred Tech- Rust for performance- Python for ML/DS and rapid prototypes- TypeScript/React/Svelte for front-end// Other Favorites- D3.js, Docker, fastai, Git, Jupyter, pandas, Next.js, NumPy, PyTorch, TensorFlow[.js], Three.js, Spark, SQL, EdgeDB, SoliditySome of my current side projects include* Automated programming with OpenAI ChatGPT API & embedding models * RL algorithms in Rust + WASM * Ethereum Data Analysis / Solidity / MEV* Real-time audio analysis / music information retrievalAway from the computer, I love to run, bike, ski, paddle, play guitar, and see live music.
Listed skills include Javascript, Mysql, Css, Java, and 44 others.
Current workplace
John Hartquist's current company
Company context helps verify the profile and gives searchers a useful next step.
9 roles · 15 years
John Hartquist work experience
A career timeline built from the work history available for this profile.
Senior Software Engineer
- Created prototype of AR experience for measurement estimation and virtual object simulation in user’s spaces (Unity, C#, Swift, ML-Agents).
- Researched and prototyped with various graph database technologies for storing and manipulating home data from various data sources.
- Developed web app for inspecting and ingesting 3D assets, along with custom open-source product viewer using React, TypeScript, Babylon.js.
Sep 2021 - Jul 2023
Senior Software Engineer - Ml Platform
- Developed financial reconciliation algorithm, transforming research prototype into production grade system in Python.
- Migrated parts of ML pipeline to Spark & Scala achieving >100x speedups.
- Wrote tools for managing datasets, training models, and evaluating performance improvements over time.
- Built full-stack platform for running Jupyter notebooks in production using TypeScript, React, Next.js, Docker, and GCP.
Apr 2019 - Jun 2021
Sr Software Engineer
- Developed enterprise web platform used to manage licensing and brand protection for large clients including HDMI, Dolby, and Philips.
- Engineered data model, optimized SQL queries for complex reports, and developed real-time dashboards using Ruby on Rails and Angular/JavaScript in multi-tenant architecture.
- Managed bi-weekly production releases, data migrations, and automated test suites.
Apr 2015 - Dec 2017
Software Engineer
Emjoyment
- Wrote iOS app in Objective-C for “Tinder for Jobs” startup.
- Developed features for backend API and web app using Python & Django.
May 2014 - Apr 2015
Software Development Engineer
- Worked on Royalties and Financials team to calculate royalties for independent publishers on CreateSpace platform.
- Built internal Java/Spring services with test driven development, collaborating across many teams.
- Supported feature requests and maintenance for legacy packages.
Jul 2012 - May 2014
Software Developer
- Developed website features using PHP, MySQL, JavaScript, and CSS, ensuring they worked consistently across supported browsers.
- Created new drag-and-drop file uploader for uploading and validating image assets.
Jan 2011 - Jan 2012
Webmaster
2011 - 2012
~1 yr
Software Engineering Intern
Worked on software automation tools mainly in networking and security (Python)
Jun 2010 - Aug 2010
1 education record
John Hartquist education
-
California Polytechnic State University-San Luis Obispo
FAQ
Frequently asked questions about John Hartquist
Quick answers generated from the profile data available on this page.
What company does John Hartquist work for?
John Hartquist works for TakeOne.
What is John Hartquist's role at TakeOne?
John Hartquist is listed as Senior Software Engineer - Machine Learning at TakeOne.
What is John Hartquist's email address?
AeroLeads has found 1 work email signal at @calpoly.edu for John Hartquist at TakeOne.
What is John Hartquist's phone number?
AeroLeads has found 4 phone signal(s) with area code 805, 615, 360 for John Hartquist at TakeOne.
Where is John Hartquist based?
John Hartquist is based in Greater Seattle Area, United States, United States while working with TakeOne.
What companies has John Hartquist worked for?
John Hartquist has worked for Takeone, Lowe'S Innovation Labs, Sigma Iq, Ruvixx, Inc., and Emjoyment.
How can I contact John Hartquist?
You can use AeroLeads to view verified contact signals for John Hartquist at TakeOne, including work email, phone, and LinkedIn data when available.
What schools did John Hartquist attend?
John Hartquist holds Master Of Science (Msc), Computer Science from California Polytechnic State University-San Luis Obispo.
What skills is John Hartquist known for?
John Hartquist is listed with skills including Javascript, Mysql, Css, Java, Software Development, Computer Science, C, and Python.
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