Ernest Olshanski
Luxembourg City, Luxembourg
Full stack development
(0) Remote 8 months ago
1000 $
We build complete digital products from scratch — design, development, and deployment — turning ideas into fully functional websites and apps. Your vision, our expertise, ready to launch.
Frontend:
HTML5
CSS3, Sass/Less, TailwindCSS
JavaScript (ES6+), TypeScript
React, Next.js
Vue.js, Nuxt.js
Angular
Razor
Blazor
Backend:
Node.js, Nest.js
PHP (Laravel, Symfony)
С# (.NET Core/Framework)
RESTful API, GraphQL
WebSockets, real-time apps
Authentication & Authorization (JWT, OAuth2, OpenID Connect)
Server-side Rendering (SSR & SSG)
Databases:
PostgreSQL, MySQL, MSSQL
MongoDB, Redis, Firebase
DevOps & Deployment:
Docker, Docker Compose, Kubernetes
CI/CD (GitHub Actions, GitLab CI, Jenkins)
Cloud: AWS, GCP, Azure
Nginx, Apache, Load Balancing
Git, GitHub, GitLab, Bitbucket
Design:
User Research & Testing (interviews, surveys, usability tests)
User Personas & Journey Mapping
Experience & Interaction Design (UX flows, wireframes, prototypes)
Information Architecture & Content Strategy
Product Discovery & Problem Solving
Hypothesis Prioritization & A/B Testing
Metrics-driven Design & Product Analytics
UI Design & Visuals:
High-fidelity UI Design & Prototyping
Design Systems & Component Libraries
Branding, Visual Identity & Style Guides
Responsive & Adaptive Interfaces
Motion & Micro-interactions
Typography, Layout & Composition
Frontend:
HTML5
CSS3, Sass/Less, TailwindCSS
JavaScript (ES6+), TypeScript
React, Next.js
Vue.js, Nuxt.js
Angular
Razor
Blazor
Backend:
Node.js, Nest.js
PHP (Laravel, Symfony)
С# (.NET Core/Framework)
RESTful API, GraphQL
WebSockets, real-time apps
Authentication & Authorization (JWT, OAuth2, OpenID Connect)
Server-side Rendering (SSR & SSG)
Databases:
PostgreSQL, MySQL, MSSQL
MongoDB, Redis, Firebase
DevOps & Deployment:
Docker, Docker Compose, Kubernetes
CI/CD (GitHub Actions, GitLab CI, Jenkins)
Cloud: AWS, GCP, Azure
Nginx, Apache, Load Balancing
Git, GitHub, GitLab, Bitbucket
Design:
User Research & Testing (interviews, surveys, usability tests)
User Personas & Journey Mapping
Experience & Interaction Design (UX flows, wireframes, prototypes)
Information Architecture & Content Strategy
Product Discovery & Problem Solving
Hypothesis Prioritization & A/B Testing
Metrics-driven Design & Product Analytics
UI Design & Visuals:
High-fidelity UI Design & Prototyping
Design Systems & Component Libraries
Branding, Visual Identity & Style Guides
Responsive & Adaptive Interfaces
Motion & Micro-interactions
Typography, Layout & Composition
Pictures
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