Yerassyl Bazarbayev
Full-Stack Software Engineer · Astana, Kazakhstan
Summary
Frontend-leaning full-stack engineer working in TypeScript end to end: React/Next.js on the client, Node.js and MongoDB on the server. Took an AI math tutor to 9,000+ students; currently building my own component library.
Selected projects
math12.studioAI math tutorsource
2024Next.js · TypeScript · Express.js · MongoDB · Gemini API · OpenAI API · KaTeX
- Built and launched an AI tutor for Kazakhstan's school math curriculum; grew it to 9,000+ users and 700 registrations.
- Built the chat tutor UI, rendering LLM math with KaTeX, plus a photo-to-solution solver and curriculum-aligned tests with progress tracking.
- Split it into a Next.js client and an Express + MongoDB API with JWT cookie sessions.
OnePortedLearning platform for a school programming cluboneported.vercel.appsource
2024Next.js · TypeScript · Monaco Editor · Babel · MongoDB
- Built a Monaco-based code playground that transpiles and previews React/JSX in the browser via Babel; Python and PHP run in remote sandboxes.
- Built lessons with runnable examples, a trace-table generator and event sign-ups for a 20-member school programming club with two branches across the country.
satleySAT-prep platform · 500+ userssatley.co
2025Next.js · Express.js · WebSockets · MongoDB · JWT
- Built a tutor–student platform for SAT prep with real-time messaging over WebSockets.
Experience
Programming MentorNazarbayev Intellectual Schools · Semey, Kazakhstan
Sep 2024 – May 2025- Coached 17 students in algorithms and data structures for olympiads; wrote problem sets and led training sessions.
- Ran a 20-student web development track, from UI/UX fundamentals to building and shipping full-stack apps.
National hackathons & awards
- MedTech Hackathon · 1st of 130 teamsJun 2026
- Decentrathon 4.0 · 2nd of 2500+ participantsSep 2025
- HackCor Hackathon · 2nd of 62 teamsJun 2025
- Law and Code Hackathon · 1st of 60 teamsMar 2025
- Freedom Hackathon · 2nd of 79 teamsNov 2024
- Hack the BookShelf · 1st of 67 teamsSep 2024
- nFactorial Incubator Finalist · Top 3% of 3000Aug 2024
Skills
- Languages
- TypeScript, JavaScript, Python, HTML, CSS
- Frontend
- React, Next.js, Tailwind CSS, Monaco Editor, Babel, KaTeX
- Backend
- Node.js, Express.js, REST, WebSockets, JWT, Git
- Data & AI
- MongoDB, OpenAI API, Gemini API
Education
Nazarbayev Intellectual School of Science and Mathematics (high school, physics & math track) · Semey2020–2026