# Nithiwat Seesillapachai

> Senior Staff Software Engineer, Applied AI at Ramp | Duke CS (AI/ML)/ECON (Finance) ’22

Location: New York, New York, United States
Profile: https://flows.cv/nithiwat

Currently cooking at Ramp 👨‍🍳🔪🍽️

## Work Experience
### Senior Staff Software Engineer @ Ramp
Jan 2026 – Present | New York, NY
• More more engineering.

### Staff Software Engineer @ Ramp
Jan 2024 – Jan 2026 | New York, NY
• More engineering.

### Senior Software Engineer @ Ramp
Jan 2024 – Jan 2024 | New York, NY
• Engineering.

### Software Engineer @ Ramp
Jan 2023 – Jan 2024 | New York, NY
• Joined as an engineer on the newly formed Applied AI team (as part of Ramp’s acquisition of Cohere).

### Software Engineer @ Cohere
Jan 2022 – Jan 2023 | New York, NY
• Laid the technical foundations for the company’s pivot towards an AI-powered CX platform, resulting in 5-to-6-figure contracts from unicorns, such as Deel, Loom, and Ramp, by implementing enterprise-specific asks.
• Introduced a new server architecture using RabbitMQ and Redis, increasing stability and total uptime.
• Shipped full-fledged features, such as analytics dashboard, ETL data pipelines, and workflow builders.
• Joined weekly meetings with enterprise CX teams to implement strategies to improve deflection rates.

### CS371 Undergraduate Teaching Assistant @ Duke University
Jan 2021 – Jan 2021 | Durham, North Carolina, United States
• Held weekly recitation sections teaching machine learning fundamentals to over 30 students.
• Held weekly office hours answering questions regarding lectures and homework.
• Met weekly with the Professor and Head TA to discuss future directions for the course content.

### Software Engineer Intern @ Hours
Jan 2021 – Jan 2021 | Durham, North Carolina, United States
• Refactored and improved existing frontend and backend codebases (React, Redux, Node.js, and Socket.IO) for a virtual study web app, lowering the socket server load by over 90% and bundle size by over 30%.
• Developed new features, such as draggable and resizable content, profiled UI render performance, and analyzed page speed and scores using Lighthouse DevTools.

### Software Engineer Intern in Innovation & Solution Group @ Tencent
Jan 2021 – Jan 2021 | Bangkok, Bangkok City, Thailand
• Developed an automated web crawler using Scrapy and Selenium that scraped over 600,000 news from major news publishers, preprocessed them into clean training data, and uploaded them to Elasticsearch. 
• Built a data pipeline that finetuned the Bert model (through self-supervised Masked Language Modelling, a subtask of Natural Language Processing) across multiple GPUs to identify and recommend related news.  
• Developed and finetuned a deep convolutional network (trained over 200,000 scraped Spotify songs) that accepts audio spectrograms as inputs to identify and recommend related songs. 
• Contributed both developed pipelines and models towards Tencent Sanook's and Joox's planned upcoming features.

### Software Engineer @ Duke Innovation Studio
Jan 2020 – Jan 2021 | Durham, North Carolina, United States
• Developed for a Duke-founded startup aiming to streamline influencer marketing through machine learning.
• Led the software engineering team in building out a web prototype using React, Redux, and Firebase.
• Communicated regularly with the data science team to integrate the data-driven back-end with the front-end.

### Software Engineer @ MyTeaPal
Jan 2020 – Jan 2021 | Durham, North Carolina, United States
• Worked with a team of engineers, designers, and product managers to develop the trending cross-platform mobile app (ranked No. 1 by search word “tea” and trended No. 4 in Food & Drink category in Google Play).
• Shipped 7 major updates and increased the user base from 500 to 5,000 within 5 months (1,000% increase).
• Built new social network features, improved UI/UX, optimized data caching and reading, developed infrastructure and pipeline for language localization, and collaborated with beta testers for testing and product improvements.

### Business Analyst Intern @ KTBST Securities Public Company Limited
Jan 2020 – Jan 2021 | Bangkok, Bangkok City, Thailand
• Worked in the wealth management department, meeting with customers, researching relevant economic data, and compiling and presenting visualized reports.
• Developed Excel-driven formulas that help streamline inputting stock data process.

### ECON101 Undergraduate Teaching Assistant @ Duke University
Jan 2019 – Jan 2019 | Durham, North Carolina, United States
• Helped students understand the fundamentals of economics through weekly office hours. 
• Met weekly with the Professor to discuss strategies for course improvements and graded problem sets.


## Education
### Bachelor's degree in Computer Science (AI/ML) and Economics (Finance)
Duke University


## Contact & Social
- LinkedIn: https://linkedin.com/in/nithiwat-seesillapachai-71b82b5b
- Portfolio: https://my-portfolio-nithiwatter.vercel.app/

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Source: https://flows.cv/nithiwat
JSON Resume: https://flows.cv/nithiwat/resume.json
Last updated: 2026-03-29