Wai Si Hnyun
Full-Stack Engineer · Yangon, Myanmar
As a Full Stack Developer, I am driven by a meticulous and logical approach, constantly seeking mastery in crafting robust and efficient solutions. My pragmatic mindset, coupled with an insightful understanding of complex systems, enables me to diligently develop high-quality applications, particularly in areas like agentic workflows and concurrent programming.
Experience
Full Stack Developer
First To Fly · Oct 2025 – Present
- CRM Platform | Full-Stack Development
- - Contributed to the design and development of a modern multi-tenant CRM platform that centralizes customer data, sales activities, tasks, and multi-channel communications.
- - Built responsive, feature-based user interfaces for contacts, leads, dashboards, conversations, automation, billing, teams, and workspace settings.
- - Developed type-safe REST APIs and business services with tenant isolation, input validation, authentication, and role-based access control.
- - Implemented real-time messaging and status updates using WebSockets, Socket.IO, and Redis Pub/Sub.
- - Integrated WhatsApp, Telegram, email, Instagram, and voice channels into a unified customer inbox.
- - Worked on AI-powered agents, analytics, knowledge bases, automated workflows, message scheduling, and customer-facing chat widgets.
- - Supported secure third-party integrations through API keys and an SDK for embedding apps inside the CRM or embedding the CRM in partner products.
- - Improved reliability through automated tests, database migrations, Docker-based environments, CI/CD, and production monitoring.
- Technologies: React, TypeScript, React Router, Vite, Tailwind CSS, Bun, Hono, PostgreSQL, Redis, Socket.IO, Go, Docker, and AWS.
Web Developer
METATEAM MYANMAR Co., Ltd. · Jun 2023 – Oct 2025
- Contributed to developing and maintenance of b→dash, a data marketing platform from Japan.
- Developed key features in Java (Spring Boot) to support the Customer Data Platform - CDP function, which has the world's first function that allows free utilisation of data without knowing SQL.
- Maintained and enhanced an e-commerce application built with ECCUBE CMS, using PHP and JavaScript
- to fix bugs and add new features for better user experience.
- Developed a task management system using Nuxt3 (TypeScript), TailwindCSS for UI, and Laravel for backend RESTful API development.
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Education
Bachelor of Computer Science, Computer Science
University of the People · 2022 — 2027
Bachelor's Degree
Mandalay Technological University · 2017 — 2021
Bachelor of Engineering - BE, Electrical, Electronics and Communications Engineering
Mandalay Technological University · 2017 — 2020
Bachelor's Degree, Computational Science
University of the People · 2022
Contact details
Contact details
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What drives their work
The Architect
They design the underlying structures that ensure systems are robust and dependable.
Wai's superpower
You excel at designing and implementing secure, scalable, and reliable backend systems.
How Wai works
You would excel in teams focused on building and maintaining core platform services, especially those requiring strong backend expertise and a focus on system integrity.
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