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I am great developer. I understand the foundation of programming languages like javascript and c++, which makes my output even higher because I do understand the intent inside any code. I work primary with react. While it is not super heavy application like real time excel renderer or word. Then I belief I can reproduce it inside the react application. My experience covers a vast amount of different directions optimizing the components, rendering tons of information, caching multiple endpoints at once, optimistic data rendering, race condition problems, ui/ux problems, and so on…I am great developer. I understand the foundation of programming languages like javascript and c++, which makes my output even higher because I do understand the intent inside any code. I work primary with react. While it is not super heavy application like real time excel renderer or word. Then I belief I can reproduce it inside the react application. My experience covers a vast amount of different directions optimizing the components, rendering tons of information, caching multiple endpoints at once, optimistic data rendering, race condition problems, ui/ux problems, and so on

Angsar Aidarbek

Front-End Developer, Web Developer, Full Stack Developer, +2

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I am great developer. I understand the foundation of programming languages like javascript and c++, which makes my output even higher because I do understand the intent inside any code. I work primary with react. While it is not super heavy application like real time excel renderer or word. Then I belief I can reproduce it inside the react application. My experience covers a vast amount of different directions optimizing the components, rendering tons of information, caching multiple endpoints at once, optimistic data rendering, race condition problems, ui/ux problems, and so on…I am great developer. I understand the foundation of programming languages like javascript and c++, which makes my output even higher because I do understand the intent inside any code. I work primary with react. While it is not super heavy application like real time excel renderer or word. Then I belief I can reproduce it inside the react application. My experience covers a vast amount of different directions optimizing the components, rendering tons of information, caching multiple endpoints at once, optimistic data rendering, race condition problems, ui/ux problems, and so on

Available to hire

I am great developer.
I understand the foundation of programming languages like javascript and c++, which makes my output even higher because I do understand the intent inside any code.
I work primary with react. While it is not super heavy application like real time excel renderer or word. Then I belief I can reproduce it inside the react application. My experience covers a vast amount of different directions optimizing the components, rendering tons of information, caching multiple endpoints at once, optimistic data rendering, race condition problems, ui/ux problems, and so on

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Senior Frontend Engineer at TapHR / taphr.kz

December 1, 2024 - Present

Built a unified, role-aware candidate profile by normalizing data from multiple sources; centralized logic into a single module with permissions. Refactored page creation to a single-file pattern with route-level lazy loading, cutting code duplication and improving initial load. Implemented a virtualized Kanban for 2,000+ candidates per board, enabling high-volume teams. Delivered a rich editor with variables, career site settings, and drag-and-drop components; added persistent user preferences and a 10,000+ row candidate view with fast sort/filter. Redesign of vacancy creation flow reduced time from 15 minutes to 3 minutes. Delivered automation suite including AI-checked tests, Google Form generator, and a Miro-like chatbot designer supporting 200+ nodes/connections at ~120 FPS. Implemented WebSockets for real-time collaboration and proposed AI-assisted segregation and versioned automations.

Middle Frontend Engineer at ONLYOFFICE

June 1, 2021 - November 1, 2024

Implemented full trendline support using JavaScript with Bezier-curve smoothing and QUnit tests, releasing to 15M+ users across 170+ countries with minimal defects. Improved chart fidelity with axis/label enhancements and fixed 50+ chart bugs. Shipped six new reusable chart types (Histogram, Waterfall, Funnel, Box & Whisker, Treemap, Sunburst) via a pre-calculation layer. Optimized Sunburst rendering with an iterative path-seeking algorithm, reducing memory usage and complexity. Adopted MVC architecture for charts for better testing and feature iteration. Expanded Excel compatibility via API Builder (VBA) mappings to improve parity.

Web Developer at Freelance / Remote

June 1, 2020 - December 1, 2021

Delivered responsive client sites with JavaScript, HTML, and CSS; built an e-commerce SPA for staff applications with adaptive layout and validation, enabling automated intake and faster hiring responses. Managed projects end-to-end using iterative feedback and rapid prototyping, resulting in fewer revisions and on-time delivery.