I’m Rafayel Khachatryan, a frontend and full‑stack engineer from Yerevan with hands‑on experience building scalable web apps and AI‑powered platforms. I design robust UI/UX, optimize rendering paths, and collaborate with product and backend teams to deliver fast, reliable experiences. I’ve led frontend architecture, built scalable systems, and integrated modern tech like AI models and web3 integrations into production. I founded Rojeek.com, an AI‑powered job search and matching platform, and I’ve built CI/CD pipelines, integrated RAG/LLM semantic analysis for intelligent candidate matching, and driven scalable microservices. I’m passionate about clean architecture, performance, mentoring teams, and exploring new tools and technologies to solve real‑world problems.

Rafayel Khachatryan

I’m Rafayel Khachatryan, a frontend and full‑stack engineer from Yerevan with hands‑on experience building scalable web apps and AI‑powered platforms. I design robust UI/UX, optimize rendering paths, and collaborate with product and backend teams to deliver fast, reliable experiences. I’ve led frontend architecture, built scalable systems, and integrated modern tech like AI models and web3 integrations into production. I founded Rojeek.com, an AI‑powered job search and matching platform, and I’ve built CI/CD pipelines, integrated RAG/LLM semantic analysis for intelligent candidate matching, and driven scalable microservices. I’m passionate about clean architecture, performance, mentoring teams, and exploring new tools and technologies to solve real‑world problems.

Available to hire

I’m Rafayel Khachatryan, a frontend and full‑stack engineer from Yerevan with hands‑on experience building scalable web apps and AI‑powered platforms. I design robust UI/UX, optimize rendering paths, and collaborate with product and backend teams to deliver fast, reliable experiences. I’ve led frontend architecture, built scalable systems, and integrated modern tech like AI models and web3 integrations into production.

I founded Rojeek.com, an AI‑powered job search and matching platform, and I’ve built CI/CD pipelines, integrated RAG/LLM semantic analysis for intelligent candidate matching, and driven scalable microservices. I’m passionate about clean architecture, performance, mentoring teams, and exploring new tools and technologies to solve real‑world problems.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

Armenian
Fluent
Russian
Fluent
English
Advanced

Work Experience

Front End Engineer at Block Stars
September 1, 2025 - Present
Designed, developed, and maintained responsive web applications using React.js and TypeScript, delivering Web 2.0 and Web 3.0 solutions. Collaborated with design and backend teams to ensure seamless integration and high performance. Optimized UI/UX workflows and implemented reusable component architectures.
Founder & CTO at Rojeek.com
August 1, 2025 - Present
Founded and led the development of Rojeek.com, an AI-powered job search and matching platform integrating RAG and LLM-based semantic analysis for intelligent candidate–job relevance scoring. Architected and built a scalable full‑stack system handling thousands of CVs and job entries, with robust APIs and deployment to cloud infrastructure.
Full-stack Engineer at Agora Square
October 1, 2024 - February 28, 2025
Contributed to building a DAO-based platform where users could vote on upcoming events using the platform’s native crypto tokens; implemented Twitter API v2 integrations for automation and social content workflows; integrated secure payment gateways and cloud infrastructure; focused on security and CI/CD pipelines.
Full-stack Engineer at Simpfi.ai
October 1, 2023 - May 31, 2025
Contributed to core automation APIs using Node.js and Express.js; built frontend interfaces and backend APIs for scalable web apps; worked within a large distributed codebase, emphasizing modular design, reliability, and performance.
Full-stack Engineer at Simpfi.ai
April 1, 2023 - January 31, 2024
Developed RESTful APIs with Node.js and Express.js; built frontend interfaces; optimized database schemas and SQL/NoSQL queries; improved backend reliability and performance in a scalable architecture.
Backend Engineer at Embersword
November 1, 2020 - June 30, 2023
Modernized a legacy PHP backend by rebuilding it with Node.js and Express.js, improving maintainability and performance. Developed a new microservice to synchronize blockchain state with databases and storage; contributed to transitioning the architecture toward a microservice-based design.

Education

Bachelor of Nuclear Physics at Yerevan State University
July 2, 2021 - December 2, 2021
Advanced Python at Yandex Lyceum, Yerevan
November 1, 2019 - November 1, 2020

Qualifications

Bachelor of Nuclear Physics
July 2, 2021 - December 2, 2021
Advanced Python
November 1, 2019 - November 1, 2020

Industry Experience

Software & Internet, Media & Entertainment, Education