Bayastan Nurbek Uulu

Backend • Middle • Bishkek, Kyrgyzstan • UTC+06:00 • Work permits: Kyrgyzstan • English: B2 • Available in 2 weeks

Frontend Developer

4+ years exp

TypeScript

JavaScript

Node JS

Security & Auth: 4/10

Active 6 days ago

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Overview

Technical skills

Timeline

Roles

Overview

Frontend app engineer at a Middle level focused on Vue and Nuxt-style single-page applications and payment flows. The strongest proven skill is state and data-flow management including optimistic updates with rollback, as implemented in Pet-Project-Nuxt-3/store/courseProgress.ts. There is limited public evidence of advanced backend architecture, measured performance telemetry, or systematic accessibility engineering.

Phone

Technical skills

Languages

TypeScript

JavaScript

Node JS

Strapi

Bcrypt

Express

Mongoose

Nodemailer

Frontend

Vue.js

Pinia

Nuxt.js

Vue Router

ESLint

Prettier

Vuex

Vuetify

React.js

Angular

Sass

Tailwind CSS

DevOps

Rest API

GitLab

AWS

Other

Vitest

Jest

Prisma

Vite

GitHub

Figma

Dotenv

ApexCharts

Quasar

PostCSS

Material Design

Timeline

Frontend Developer • Middle

Infocom • Full-Time

Dec 2024 to Present 1 Year 10 Months Bishkek In office

Developed and maintained multiple frontend services within the INFOCOM ID ecosystem, including integration under a shared authorization flow. Built features with Vue/React and supported cross-platform compatibility. Implemented ESLint setup, improved code quality and code review speed, and wrote unit/integration tests using Jest and Vitest. Designed and implemented FSD/Feature Sliced architecture while working in an Agile (Scrum) team.

Vue.js

Nuxt.js

TypeScript

JavaScript

Pinia

React.js

Angular

GitLab

ESLint

Prettier

Vitest

Jest

Scrum

Strapi

Frontend Developer • Middle

BimLib • Full-Time

Sep 2022 to Sep 2024 2 Years In office

Worked on a BIM platform for construction planning and delivered reusable UI components and maintainable feature implementations. Improved application performance through deep refactoring and fixed integration issues related to Revit API, increasing client satisfaction. Conducted testing with Vitest to improve stability and reduced issues in production. Collaborated in code reviews and task estimation using Vue, TypeScript, and an Agile workflow.

Vue.js

Nuxt.js

TypeScript

JavaScript

Pinia

Vuex

Vuetify

GitLab

Agile

Vitest

Junior Frontend Developer (Vue.js) • Junior

FGG • Full-Time

Oct 2021 to Sep 2022 11 Months In office

Built frontend functionality for a business analytics and onboarding platform for sellers on Wildberries and Ozon. Created reusable components (pagination, modal, inputs, selectors, and breadcrumbs) to speed up development and reduce code duplication. Integrated ESLint and Prettier to standardize code style and reduce coding errors. Migrated key components from Vue 2 to Vue 3 and coordinated with backend to connect REST APIs.

Vue.js

Vuex

Vue Router

Rest API

ESLint

Prettier

Scrum

Middle Backend Developer Confidence: Medium API Engineer

Node.js backend developer at Middle level specializing in end-to-end e-commerce REST APIs. The strongest proven skill is implementing authentication and token lifecycle with JWT and refresh token persistence as seen in auth/services/token-service.js and auth/services/user-service.js. There is limited evidence of production-grade resilience, testing, schema migrations, or advanced scalability engineering in public code.

API Design

3/10

How well APIs are designed

Basic REST API design with controller/service separation and a pagination middleware; lacks versioning, idempotency handling, and a consistent error contract.

Evidence

Tonight11/full-stack-e-commerce-backend/auth/controller/authController.js Tonight11/full-stack-e-commerce-backend/product/controller/productController.js Tonight11/full-stack-e-commerce-backend/middleware/limit-middleware.js

Data Layer & Database

3/10

Working with databases

Uses Mongoose models and typical CRUD operations; no migration history, no explicit transaction boundaries or advanced query tuning shown.

Evidence

Tonight11/full-stack-e-commerce-backend/auth/modules/User.js Tonight11/full-stack-e-commerce-backend/auth/services/token-service.js Tonight11/full-stack-e-commerce-backend/product/service/ProductService.js

Scalability & Performance

2/10

Handling load and speed

Simple scaling footprint: cloud uploads and file cleanup present but no caching, queueing, connection pooling, or documented performance tuning.

Evidence

Tonight11/full-stack-e-commerce-backend/product/service/ProductService.js Tonight11/full-stack-e-commerce-backend/index.js Tonight11/full-stack-e-commerce-backend/middleware/limit-middleware.js

System Architecture

3/10

Overall system structure

Clear module separation into controllers/services/modules within a monolith; decomposition choices are conventional but there is no evidence of multi-service orchestration or cross-service contracts.

Evidence

Security & Auth

4/10

Protecting data and access

Real authentication work: JWT access/refresh tokens, refresh token persistence, bcrypt hashing, and httpOnly cookie usage; some insecure or naive choices (low bcrypt rounds, minor API inconsistencies and use of synchronous compare in async context).

Evidence

Tonight11/full-stack-e-commerce-backend/auth/services/token-service.js Tonight11/full-stack-e-commerce-backend/auth/services/user-service.js Tonight11/full-stack-e-commerce-backend/auth/controller/authController.js

Reliability & Observability

2/10

Stability and monitoring

Basic try/catch error handling and occasional logging; lacks retries/backoff, structured logging/trace ids, metrics, or graceful shutdown handling.

Evidence

Tonight11/full-stack-e-commerce-backend/product/controller/productController.js Tonight11/full-stack-e-commerce-backend/auth/controller/authController.js

Expertise

Node.js• Middle

Databases & Vector Storage• Middle

Industries

Commerce• Middle

Technologies

Node JS• Middle

Rest API• since 2021

Express

Bcrypt

Mongoose

Dotenv

Nodemailer

Recommendations

Develop and maintain REST APIs for e-commerce features (product CRUD, orders, uploads) using Node/Express and MongoDB.
Implement and harden authentication flows and session/refresh token lifecycles, including secure cookie handling and token revocation.
Integrate payment gateways and order-processing flows while adding input validation and secure email/order notifications.
Add automated tests, CI pipelines, and production observability (structured logs, metrics, request tracing) and implement graceful shutdown and retry/backoff patterns.

Repositories

The developer's experience in this domain has been verified based on AI analysis of the following repositories:

Tonight11 full-stack-e-commerce-backend

Middle Frontend Developer Confidence: Medium App Engineer

UI Component Architecture

5/10

How interface parts are built

Component boundaries and composition are intentionally used with slots, v-model bindings and smaller components, but there is limited evidence of a custom design system or deep component-library architecture.

Evidence

Pet-Project-Nuxt-3/components/Payment.vue: encapsulated payment modal using slots and children components

Pet-Project-Nuxt-3/pages/landing.vue: composition of UISection, UIBadge and lazy components

hotel/components/SingleHotel/Book.vue: split left/right components and v-model usage for form composition

Responsive & Cross-browser

3/10

Works on all screens and browsers

Responsive layouts use CSS flex, SCSS and utility classes but there is little evidence of advanced responsive strategies, RTL or feature detection.

Evidence

hotel/components/SingleHotel/Book.vue: SCSS layout rules (flex, gap, widths) for booking form

hotel/layouts/default.vue: scroll-based header class toggling for sticky header behavior

Pet-Project-Nuxt-3/pages/landing.vue: responsive image layout and utility classes

Performance Optimization

2/10

Speed of the interface

Minor performance-minded patterns are present (lazy components, deferring Stripe load) but no measured optimization artifacts, bundle analysis or advanced techniques like virtualization.

Evidence

Pet-Project-Nuxt-3/pages/landing.vue: LazyPayment used conditionally (lazy loading of payment UI)

Pet-Project-Nuxt-3/components/Payment.vue: loadStripe invoked onMounted to defer third-party loading

Pet-Project-Nuxt-3/store/courseProgress.ts: computed properties used for derived state

Accessibility & Semantics

2/10

Usable for everyone

Basic semantic markup and form attributes are present and interactive controls include focus styles, but there is no clear evidence of ARIA on custom widgets, focus management for modals, or CI a11y tooling.

Evidence

Pet-Project-Nuxt-3/components/Payment.vue: form input with autocomplete and explicit disabled states on submit button

Tonight11/Pet-Project-Nuxt-3/error.vue: semantic headings for error status and message

State Management & Data Flow

5/10

Managing data in the app

Solid server-state and client-state discipline is visible: Pinia stores, initialization guards, optimistic UI updates with rollback on failure, computed derived progress, and server API endpoints for payments.

Evidence

Pet-Project-Nuxt-3/store/courseProgress.ts: initialize(), toggleProgress() implements optimistic update then POST with rollback on error

Pet-Project-Nuxt-3/components/Payment.vue: two-stage flow calling /api/stripe/payment then confirming with Stripe client

Pet-Project-Nuxt-3/server/api/stripe/payment.post.ts: server-side payment endpoint referenced by frontend

UX & Visual Polish

5/10

Look and feel quality

UX attention is evident with custom error page animation, loading and success states, and disabled/feedback states on controls, delivering a polished feel though not a full UX engineering program.

Evidence

Tonight11/Pet-Project-Nuxt-3/error.vue: custom animated ghost 404 page with clear CTA

Pet-Project-Nuxt-3/components/Payment.vue: payProcess loading spinner, success view and error state handling

Pet-Project-Nuxt-3/pages/landing.vue: structured course outline, screenshots and buy flow

Verified artifacts

topdevhere623/banya-nuxt3• PR

Expertise

Vue• Middle

Modern Web Frameworks• Middle

Industries

Commerce• Middle

Technologies

JavaScript• since 2022 • Middle

TypeScript• since 2022 • Middle

Vue.js• since 2021

Nuxt.js• since 2022

Tailwind CSS

Figma

Angular• since 2024

Prisma

AWS

React.js• since 2024

Pinia• since 2022

Vite

Strapi• since 2024

Sass

PostCSS

ESLint• since 2021

Prettier• since 2021

Vuetify• since 2022

ApexCharts

Vuex• since 2021

Vue Router• since 2021

GitHub

GitLab• since 2022

GitHub• mentioned only

Recommendations

Implement and own customer-facing SPA flows that require Pinia state, optimistic updates and server integration such as course progress or bookings.
Build payment and checkout integrations that include client/server contracts and error-recovery flows (Stripe flow refinement and server endpoints).
Add focused improvements: automated a11y checks, performance budgets and bundle analysis to lift engineering maturity.

Repositories

The developer's experience in this domain has been verified based on AI analysis of the following repositories:

Pet-Project-Nuxt-3 hotel Tonight11