# Kai **Founder** — Dhaka, Bangladesh > 2x founder and former CTO with 12 years building startups. Currently scaling Bundai, an AI language learning platform that generates 7M views monthly through custom AI content systems. Career Archetype: **Frontier Summiteer** (RS-DX) — One of the first Frontier Summiteers on Saywise ## Links - LinkedIn: https://linkedin.com/in/kaiyes - Bundai: https://bundai.app/ - Twitter: https://x.com/Kaiyes_ ## Experience ### Founder, Bundai (2026-01 – present) Dhaka, Bangladesh · Building an AI language learning platform with a custom marketing engine that generates 500 shorts daily. Achieved 40k followers and 7M views on Facebook in 4 months using local LLM-powered systems. Architected on-device Japanese voice tutor with full voice AI pipeline including speech-to-text and text-to-speech. Built mobile apps (iOS/Android), web app, Mac app, and browser extension using AI automation. ### Technical Product Manager - Dlogos, dLogos & Sapien (2025-06 – 2025-12) San Francisco Bay Area · Hired three times by the same CEO for different ventures. Owned technical product direction for dLogos, an AI-assisted podcast pre-production platform, and Sapien, a blockchain-based social network. Led product engineering using Claude and Cursor in early 2024. Built React Native mobile app and web app MVP. Managed local dev teams and drove product strategy. ### Chief Technology Officer - Basement Sports, Basement Sports (2020-09 – 2025-05) New Jersey, United States · First engineer building the MVP for a mixed reality sports social network. Hired, mentored and led a team of 5 engineers. Architected the React Native, GraphQL and Node.js stack. Introduced live streaming via Agora.io and Web3/NFT integrations on Polygon. Supported CEO on fundraising efforts that raised $750K. ### Independent React Native Consultant, Independent Consultant (2019-07 – 2020-09) As an independent consultant, I served various clients. 📲 Kalbotts is a complete end to end Digital healthcare platform -------------------------------------------------------------- ❶ Led mobile product development ❷ Apollo graphQL server & Client ❸ Full appointment management system for doctors & clients ❹ Patient health management system 📲 Stufell Social Re-commerce App --------------------------------------------------------------------------- ❶ This App is an app for selling used goods socially ❷ GraphQL - Meteor.js Backend - React Native front ❸ worked on Bug fixing ### React Native Developer, ivivelabs (2019-02 – 2020-01) This is a medical Sideline App that helps doctors sitting in the sideline to search about sports related injuries. ❶ Sole Developer for React Native Side 👊 💪 ❷ Connected app to a headless wordpress backend ❸ Made Custom tappable Skeleton ❹ Used Vanilla React Native instead of Expo ### React Native & Apollo GraphQL Developer, Sapien (2018-07 – 2019-02) Sapien is a social Network with Blockchain features. My duties were: ❶ Sole Developer for React Native Side 👊 💪 ❷ Created GraphQL Schema for client side ❸ Followed Scrum based workflow ❹ Translated Design from Figma to React Native ### Chief Technology Officer - Sukun, Sukun Matrimony (2017-08 – 2019-06) Sukun is a social matchMaking app for the muslim world. Made with React Native. ❶ Sole Developer for entire project ( both backend & frontend ) 👊 💪 ❷ Created apollo graphQL Schema for both client & server ❸ Real time chat, push notification, user profile, unique friend & photo request system ❹ Social matchmaking engine ### Hybrid Mobile App Developer - Eddie, ivivelabs (2017-01 – 2018-07) Eddie was a real time social quiz app made with meteor.js and Framework 7. My roles were: ❶ Was a Fullstack Developer for entire project ( both backend & frontend ) ❷ Created a brand new complete forum engine with posts, likes, comments & replies. ❸ Made Real time chat, push notification, user profile, leaderboard ❹ Created Unique real time game engine from scratch ⏳ ### Meteor Developer + Team Manager, Sapien (2016-05 – 2016-12) http://sapien.me/ · ❶ My Role was to manage a team of 4 engineers and keep the team in sync with the usa team using slack, trello and jira ❷ We coded this social network app in meteor.js ❸ There was two js engineer including myself, one designer and one js trainee ❹ We delivered the app in 6 months ### Full Stack Developer, Various Startups (2014-01 – 2020-01) Remote · Worked for multiple UK and USA-based startups as a full stack developer. Built mobile applications using React Native and backend services with Node.js. Gained experience across different product stages and business models. ### Founder, Sukun (2013-01 – 2013-12) Remote · First solo startup building a matrimony platform for Muslims. Successfully facilitated 12 marriages through the platform. ### PLC Engineer, Wrights Machinery (2008-01 – 2008-12) South Ruislip, London · Worked as a PLC engineer for a machinery company. Built and shipped 10 real-world PLC projects deployed in food automation systems. ## Education ### CertHE in Aerospace, Aeronautical and Astronautical Engineering, University of Hertfordshire (2005-01 – 2011-01) ## Skills Start-up Ventures, Early Stage Ventures, Start-ups Management, Business Ownership, Company Set-up, Technology Product Development, Technology Leadership, Product Launch, Product Management, Product Marketing, Product Development, GraphQL, React Native, Apollo GraphQL, Node.js, iOS Development, MongoDB, JavaScript, Sketch App, Mongo, LLM, Voice AI, Web Development, PLC Engineering, Team Leadership, AI/ML, Web3, NFT, Live Streaming, Stable Diffusion, FFMPEG, Blockchain --- Source: https://saywise.com/kaiyesansary (last modified 2026-09-02T14:02:13.528Z)