Nikita S. · Senior Frontend Engineer / Frontend Lead
Frontend systems
for fintech and Web3 products
I design and build scalable Angular frontends, reusable UI foundations, and transaction-heavy product interfaces for teams that need structure, clarity, and a product that can grow.
Angular·Frontend Architecture·Reusable UI Systems·Wallet & Transaction Flows
What I Do
I work at the intersection of frontend architecture, reusable systems, and complex product flows.
Frontend Architecture
Scalable product structure for teams that need a frontend that stays maintainable as scope grows.
Reusable UI Systems
Token-based foundations, reusable components, and consistent product surfaces built for long-term use.
Wallet & Transaction Flows
Product interfaces for wallet connection, stateful transactions, network switching, and user-facing blockchain actions.
Product Delivery
From prototype and validation to MVP-ready frontend structure that does not need to be rebuilt from scratch.
Admin & Internal Tools
Clear interfaces for data-heavy workflows, actions, filters, states, and operational surfaces.
Performance & Maintainability
Practical frontend systems focused on clarity, controlled complexity, and long-term support.
Technical Demos
Technical demos that show product flows, smart contract integration, reusable UI patterns, and frontend structure in practice.
Wallet Tools
Angular/Web3 demo covering staking, auction, marketplace, and wallet-connected product flows.
![[WIP] DEX Tools](/dex-tools.png)
[WIP] DEX Tools
Angular/Web3 demo covering swaps, liquidity, farming, LP flows, and AMM-style mechanics.
How i work
I prefer frontend systems that stay simple, extensible, and maintainable as products evolve. I focus on reusable foundations, clear product structure, and implementation patterns designed for growth beyond the first MVP.
Principles
Experience
I work at the intersection of frontend architecture, reusable systems, and complex product flows.
Independent Frontend Consultant
Architecture, reusable frontend foundations, demos, product direction.
- Help fintech and Web3 teams accelerate frontend delivery through architecture consulting and reusable Angular foundations.
- Build demo product modules and frontend systems for wallet-connected and transaction-heavy user flows.
- Support product direction, reusable UI structure, SSR strategy, and maintainable frontend delivery.
Frontend Team Lead
Crypto/fintech platform, Angular modernization, reusable UI, delivery ownership.
- Led the frontend stream for a crypto/fintech platform, owning architecture, Angular modernization, and reusable UI systems.
- Improved internal tools and admin functionality to support maintainability and faster delivery.
- Built a reusable UI foundation shared across multiple product areas.
- Delivered wallet-related and transaction-heavy product flows, including authentication, crypto payments, and balance features.
- Supported delivery through mentoring, documentation, technical interviews, and team collaboration.
Frontend Team Lead
Web3 products, wallet flows, reusable interfaces, delivery coordination.
- Led frontend delivery across Web3-oriented web and mobile products.
- Built reusable frontend solutions and shared component patterns to accelerate delivery across projects.
- Delivered wallet-connected user flows and contract-related interfaces for dApp products.
- Contributed to planning, estimation, CI/CD, documentation, and cross-team collaboration.
Technical Areas
Core technologies and implementation areas I work with most often.
Core
Angular
TypeScript
JavaScript
Signals
RxJS
Node.js
Ionic
SSR and rendering strategy
Systems
Design systems
Web3 interfaces
Wallet flows
Contract-connected UI
Reusable UI foundations
UI
Product interfaces
Tables
Filters
Forms
Themes
Localization
Feedback states
Featured Work
A curated selection of product and platform work across wallet-connected interfaces, commercial frontend delivery, and reusable product systems.
AMFI Connect
Wallet connection package · Integration layer · 2022Reusable wallet connection layer for browser extensions, mobile wallets, and QR-based connection flows across crypto products.
Ducatus Wallet
Wallet product · Frontend / product delivery · 2021Wallet application for iOS, Android, and web, covering wallet-facing flows, token operations, and product modules for real user actions.
Axion Dashboard
Dashboard product · Angular frontend · 2021Frontend dashboard for managing cryptocurrency balances, wallet-connected interactions, and account-facing token flows.
Rocknblock Website
Company platform · Frontend / website delivery · 2022Official company website with multiple landing pages, SEO-oriented frontend work, content structure, and publishing support.
Get in touch
Open to relevant frontend roles, technical discussions, and selected product opportunities.
Direct contact
For senior frontend roles or relevant technical opportunities, email is the fastest option — or use the form.