Сергій

SERHII KHRAPOV
Front-end engineer

About me
Software Engineer with 4+ years of experience, specializing in
building high-performance web applications with Angular and
the TypeScript ecosystem. Proven track record of delivering
scalable B2B solutions, implementing complex client-side
business logic, and bridging the gap between front-end
interfaces and backend services. Passionate about clean
[відкрити контакти](див. вище в блоці «контактна інформація») architecture, performance optimization, and leveraging the
latest Angular features (Signals, Standalone Components) to
[відкрити контакти](див. вище в блоці «контактна інформація»)
create seamless user experiences.
khrapov-516453213
[відкрити контакти](див. вище в блоці «контактна інформація»)
Experience
Kyiv
Position: Front-end developer
Skills
Project: Frontend for a B2B platform for insurance claim
Robust knowledge of Angular and
management
its ecosystem
Troubleshoot, debug, and optimize Key Responsibilities & Achievements:
code to ensure maximum
performance and scalability Architected the frontend layer for three interconnected
Implement responsive and B2B modules, focusing on robust state management and
adaptive designs using HTML and seamless data synchronization.
CSS Orchestrated complex business logic on the client-side
Stay updated with new due to the strict REST API structure; implemented
technologies and trends in web comprehensive data transformation and validation layers
development to enhance existing to ensure consistent application state.
solutions and workflows Optimized application reactivity: Transitioned to Angular
Business-focused approach to Signals and Signal Store for efficient state management,
software development significantly simplifying data flow and reducing
boilerplate code compared to traditional RxJS-heavy
Technologies approaches.
Developed high-performance data interfaces: Engineered
Languages: JavaScript (ES6+), interactive dashboards and management tables using
TypeScript PrimeNG, ensuring smooth handling of large datasets and
Frontend: Angular 19, React, RxJS, real-time updates via Firebase.
ngrx, NativeScript Auth & Security: Integrated Keycloak for secure user
Backend: NestJS, Node.js, authentication and implemented Role-Based Access
PostgreSQL, TypeORM, Prisma Control (RBAC) to manage organizational structures
Tools/DevOps: Git, Jira, Figma, (departments/sub-departments).
Postman, Keycloak Collaborative Delivery: Partnered directly with the
Product Owner to translate business requirements into
technical features, actively participating in refining
workflows for employee and order management.

Courses Project: API Backend for Employee Management
Optimizing Your Workflow with Role: Fullstack Developer
GitHub Copilot and VS Code
Introduction to Generative AI for Key Responsibilities & Achievements:
Developers With
Copilot Fullstack feature ownership: Developed end-to-end
Boost Your Productivity with features, from designing PostgreSQL database schemas to
GitHub Copilot implementing RESTful API endpoints in NestJS and
Education building responsive UIs using Angular and Material
Design.
Faculty of Agronomy, Master's Complex business logic implementation: Designed and
Degree, Agronomy implemented a robust "Bench Management" dashboard,
MNAU featuring complex filtering systems and automated
2012-2019 workflows to optimize resource allocation.
API & Integration: Integrated third-party payroll and
email services, ensuring reliable data flow between
external systems and the core platform.
Backend-Frontend synergy: Orchestrated communication
between the UI and API, focusing on data consistency and
performance optimization during heavy data processing
tasks.
,
Technologies: NestJS, PostgreSQL, Angular, Material
Design, Third-party API Integrations.

Project: A mobile application for medical care
Role: Native Script developer
Accomplishments: Interaction with the product owner.
Implementation of UI functionality with the new features,
code refactoring using the state approach.
Applied technologies and skills: Native Script, Angular

Project: Web Application for E-commerce Platform

Role: Front-end Developer
Accomplishments: Developed and maintained responsive
and user-friendly UI, components using React, integrated
Redux for state management and Axios for API,
communication with the back-end, collaborated with the
design team to implement, UI/UX features and optimize
performance, debugged rendering issues and improved
overall performance of the platform.
Applied technologies and skills: React, Redux, Axios,
UI/UX