Yang Li

Developer

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About Me

Seasoned and Experienced in the competitive world of Software Development, Yang is a senior full-stack software developer with a knack for crafting elegant and efficient solutions that leave a lasting impact in the fields of Web, Mobile, and AI.

Contact Info

  • Location: Belgrade, Serbia

Skills & Expertise

Proficient

Full Stack Development; JavaScript, Typescript, Node.js, React, Vue, Next.js, Express, State Management (Redux, RTK, MobX), Tailwind CSS, React Native, Expo, Ionic, Capacitor, Electron, PHP, Laravel, CMS, WordPress, Python, Flask, FastAPI, RESTful, GraphQL, RPC, PostgreSQL, MySQL, SQLite, MongoDB, Redis, CRM, Zendesk

Experienced

AI Development; LLMs, NLU, OCR, Deep Learning, Hugging Face, RASA, Mistral AI, PaddleOCR, PyTorch, TensorFlow, OpenAI API, GPT-4, GPT-5, Google Cloud Vision AI, Gemini, Apache Solr, gRPC

Flexible

Project Management; DevOps, Git, Docker, Nginx, Testing Libraries / Frameworks (Jest, Mocha, Playwright, Cypress), Agile, MS Teams, Jira, Zoho, AWS, Hetzner, Vercel, DigitalOcean

Professional Experience

RevCord

  • AI Developer
    January 2025July 2025

    6 months Contract for NLU projects

Yang was involved in the development of ReVI VLA Bot system using RASA and Mistral AI (7B) models to generate human-like natural responses to customer queries.


Optlynx

  • Senior Developer
    July 2023November 2024
  • Web Developer
    April 2022July 2023

Yang was in charge of the development of Optlynx's crypto exchange service platforms via credit cards such as BOS, COINSWIPE, XEXON, etc.

  • Tech Stacks: JavaScript, Node.js, PHP, Python, Laravel, Next.js, React, TailwindCSS, MySQL, jQuery, Nginx, Git

Drape Fit Inc.

  • Full-Stack Web Developer
    January 2021March 2022

    Drape Fit US is a personal styling service that curates high-quality clothing subscription boxes at affordable prices in the US.

Yang was a lead developer of the Drape Fit v2 project using MERN and DevOps stacks to renovate the Drape Fit v1 built with CakePHP.


Freelancer at CrowdWorks Inc.

  • 【 Kindy 】 https://kindy-app.jp/
    December 2019November 2020

    Nursery Healthcare System in Japan | 園と保護者をつなぐ - 保育管理WEBアプリケーション「Kindy」

  • 【 MY SCHOOL CONNECT 】 https://myschoolconnect.com.au/
    January 2019June 2020

    Cashless Systems for Schools | My School Connect is an online ordering and cashless payments system that is Australian owned and operated.

  • 【 CLINICS 】 https://clinics-app.com/
    February 2018December 2018

    あなたの通院をサポートするオンライン診療・服薬指導アプリCLINICS(クリニクス)

  • 【 KaguAruoo 】 https://kaguaruoo.com/en/
    October 2016November 2017

    Furnished Apartments in Tokyo and all of Japan | No key money. No deposit. No guarantor. No agent. 100% online. Pay monthly by credit card. Foreigner friendly.

  • 【 Hapiage 】 https://hapiage.jp/
    May 2016September 2017

    Counseling Therapy | Happy aging ハピエジ

  • 【 EZLife Bio 】 https://ezlife.bio/
    January 2016March 2016

    EFIRM | Rethinking molecular diagnostics


Achievements

Bachelor of Engineering, Mathematics and Computer Sciences

Dalian University of Technology

Yang has studied in Mathematics and Computer Sciences in Dalian University of Technology, and fulfilled all the courses prescribed in the teaching program, and passed all the examinations necessary for graduation. Thus he has been awarded the Degree of Bachelor of Engineering.



Hobbies & Interests

Most of my free time is spent playing video games, watching movies, and reading paper books. I enjoy playing the guitar, cooking, and spending time with family and friends.

For leisure activities, I love volleyball, basketball, and swimming.