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nightrunner91/README.md

Semikin Nikita

Senior Frontend Engineer
semikin91@gmail.com | GitHub | LinkedIn | Telegram

Frontend Engineer with 10+ years of experience in software development and 6+ years in Vue, React and TypeScript.

Expert in building robust client-side architecture, integrating complex APIs, and designing intuitive UI/UX. Proven track record in B2B/B2C SaaS, delivering high-performance dashboards, analytics platforms, and complex data visualizations that scale seamlessly with growing data volume.

Passionate about clean code, functional design, and elegant user interfaces.

📍 Living and working in Chișinău, Moldova. Prefer On-site / Hybrid work mode.

Current Focus

  • AI tools in development and testing
  • LLM integration in user interfaces
  • Product thinking

Skills & Technologies

Frontend: Vue, Nuxt, React, Preact, Next, TypeScript, JavaScript, HTML, SCSS/SASS

Architecture: SPA, SSR, REST, WebSocket, Pinia, Redux, Zustand, Vue Router, React Router

AI & LLM: Claude, OpenCode, OpenRouter, OpenWeb UI, LibreChat, LM Studio, Python for AI scripts

Styling & Design: Tailwind, Bootstrap 5, NaiveUI, Metronic, Vuexy, shadcn/ui, Figma

Build & Infrastructure: Vite, Webpack, npm, Git, CI/CD, Railway, GitHub Pages. Docker (with AI)

Testing & Debugging: Sentry, UX testing, Vue/React/Chrome Devtools

Tools: VS Codium, Swagger, Postman, GitLens, ESLint, Prettier, MCP servers

Additional: YouTrack, TMetric, Photoshop, Drawio, Miro, Redmine, Tortoise SVN

Strengths

  • Context Retention: successfully maintain multiple large-scale projects over the long term; navigate the stack, legacy code, and business solutions; provide accurate estimations

  • Architectural Soundness: I choose solutions that pay off in the long run: strict typing, decomposition, avoiding rushed compromises, which reduces debugging time and simplifies maintenance

  • QA Mindset: I don't just write markup - I build UI with the expectation of how it will break. Systematic approach to edge cases and visual consistency reduces bug count in UAT by a noticeable margin

  • AI Tooling: not just a Copilot subscription, but my own toolkit: plugins for Claude Code, MCP servers, integration with the corporate stack. I treat it as a tool - AI should augment the engineer, not replace them

  • Quick Adaptability: I regularly learn and adopt modern tools and apply them in production projects right after mastering them, increasing productivity

Work Projects

Turrior

AI recruiting platform.

View project →

What did I do and what did I achieve?

  • Developed an AI candidate screening system (resume and response analysis), reducing initial selection time and improving assessment accuracy
  • Integrated an AI assistant powered by WebSocket and MCP servers into the personal dashboard, enabling instant consultations without switching between services
  • Built a chat module for HR-candidate communication, centralizing all correspondence within a single platform
  • Implemented asynchronous video interview functionality, allowing candidates to complete interviews at their convenience

Hexallion

Platform for VPN/proxy service developers and providers.

View project →

What did I do and what did I achieve?

  • Built and maintained a comprehensive admin panel for managing VPN servers, providing centralized control over infrastructure and pricing
  • Closely collaborated with the backend development team, enabling aligned API design and faster integration

Lycaste

Personal beauty profile dashboard.

View project →

What did I do and what did I achieve?

  • Developed a facial skin health assessment system based on AI analysis and questionnaires, automating initial diagnostics
  • Created a beauty profile dashboard with result visualization and planning of cosmetic procedure packages
  • Built an AI assistant chat for user consultations on skin health, increasing engagement

Settle Global Solutions

Blockchain powered settlements and smart contracts.

View project →

What did I do and what did I achieve?

  • Developed a real-time dashboard for tracking smart contracts and blockchain settlements, including balances, transactions, and a reporting system
  • Collaborated with the design team on a UX/UI audit and significantly improved visual authenticity and UX (migrated from WordPress to Vue with a custom UI kit)
  • Worked closely with a backend engineer to improve API contracts: streamlined documentation and typing, migrated away from legacy REST, and prepared the system for a technical audit

Arbinox

Automated statistical arbitrage platform.

View project →

What did I do and what did I achieve?

  • Developed an automated arbitrage platform integrated with the Arbibot trading bot, ensuring seamless frontend-backend integration
  • Visualized complex statistical data through tables, charts, and diagrams updating in real time via WebSocket
  • Conducted a thorough UX/UI audit and implemented improvements across all project areas, enhancing interface usability

Pairstrade

Stock screener and portfolio management tool.

View project →

What did I do and what did I achieve?

  • Developed a trading operations screening and financial portfolio management platform with an intuitive interface for market analysis
  • Integrated the system with a Telegram bot, enabling access to market data and notifications via messenger
  • Visualized historical trading pair data through detailed line and bar charts

Hostry

Internet service provider website.

View project →

What did I do and what did I achieve?

  • Developed and maintained a large-scale internet services portal, ensuring stable performance and up-to-date content
  • Closely collaborated with the design team, maintaining consistent styling and strengthening the product's brand identity

Open to collaboration on projects involving frontend architecture, complex interfaces, and AI integration.

Pinned Loading

  1. listify listify Public

    Listify is designed to track your favorite entertainment choices, whether it's games, films, anime, books, or anything else.

    JavaScript 3

  2. jan jan Public

    Curated collection of AI personality alters (distinct conversational personas) for OpenWebUI, Librechat, LMStudio, Ollama

    PowerShell

  3. pipebot pipebot Public

    Production-ready webhook relay that bridges GitLab CI/CD pipeline events to Telegram group chats.

    JavaScript

  4. fetcho fetcho Public

    A Chromium browser extension that simplifies video downloads from social media (Instagram, Twitter, YouTube, TikTok, Reddit, Facebook).

    TypeScript

  5. nightvue nightvue Public

    Vue based simple and pretty boilerplate for Front-end developement. Designed for developers who prefer to start from scratch.

    SCSS 3

  6. nightlist nightlist Public

    Vue.js based client-side app to store and share collections of media. No DB, no API, pure JS experience.

    Vue