Eric is available for hire

Eric Torosyan

Verified Expert in Engineering

Software Developer

Yerevan, Armenia

Toptal member since September 24, 2021

Expertise

Front End JavaScript CSS React.js Bootstrap Redux GraphQL REST API Data Visualization Startup Development Git GitHub HTML5

Bio

Eric is a senior front-end engineer with 8+ years of experience building scalable SaaS applications and modern web platforms. Specialized in React, TypeScript, and performance-focused front-end architecture. Eric delivers clean, maintainable code and high-quality user experiences for product teams and startups.

Portfolio

Online Freelance Agency

JavaScript, Redux, HTML, CSS, Bootstrap, SCSS, Gatsby, GraphQL, React Apollo...

MIT

React, Redux, Material UI, Mapbox GL, Mapbox, Data Visualization, Maps...

Digitain

React, JavaScript, Redux, SCSS, Webpack, NPM, HTML5, REST, TypeScript...

Experience

CSS - 8 years
JavaScript - 8 years
React - 7 years
GraphQL - 5 years
Git - 5 years
Material UI - 5 years
TypeScript - 3 years
Next.js - 1 year

Preferred Environment

Google Chrome, React, JavaScript, Redux, CSS, React Router, REST APIs, GitHub, Next.js, GraphQL

The most amazing...

...project I've developed is an investigator's software platform that gathers, analyzes, and visualizes the information relevant to an investigation target.

Work Experience

React Developer

2018 - PRESENT

Online Freelance Agency

Developed a platform for investigators to search, analyze, and visualize information about incidents, cases, and court records.
Fixed bugs, performed code reviews, and deployed new versions of the app.
Worked remotely with multiple clients and made them happy with the speed and results I delivered.

Technologies: JavaScript, Redux, HTML, CSS, Bootstrap, SCSS, Gatsby, GraphQL, React Apollo, Node.js, WebSockets, React, TypeScript, HTML5, REST, NPM, Styled-components, Webpack, Sass, D3.js, Figma, Data Visualization, Single-page Applications (SPAs), Responsive Web Apps, Context API, Front-end, React Router, React DnD, React Hooks, Apollo, Storybook, Drag & Drop, REST APIs, JSON Web Tokens (JWT), GitHub, JSX

React Developer

2022 - 2022

MIT

An open-source React web app for exploring datasets, and the results of ML models run on Economy-related and public infrastructure data to help small businesses figure out where to build the business.
Created reusable data visualizations using MapboxGL, which helps small businesses figure out where to build the business.
Fetched data from a custom back end to create a comparison functionality to see differences between multiple locations/cities.

Technologies: React, Redux, Material UI, Mapbox GL, Mapbox, Data Visualization, Maps, JavaScript, HTML, CSS, Single-page Applications (SPAs), Context API, Front-end, React Router, React Hooks, Storybook, Drag & Drop, REST APIs, JSON Web Tokens (JWT), GitHub, JSX

Software Engineer

2019 - 2020

Digitain

Developed the mobile version of the product website designed for the Asian market.
Fixed bugs and developed new features while working in a large team.
Developed, published, and supported npm modules with reusable React components.
Created a reusable banner component using vanilla JavaScript with classes.

Technologies: React, JavaScript, Redux, SCSS, Webpack, NPM, HTML5, REST, TypeScript, Styled-components, HTML, CSS, Bootstrap, jQuery, WebSockets, Sass, Figma, Material UI, Single-page Applications (SPAs), Responsive Web Apps, Context API, Front-end, React Router, React Hooks, Storybook, Drag & Drop, REST APIs, JSON Web Tokens (JWT), GitHub, JSX, Adobe Experience Design (XD)

Software Engineer

2019 - 2019

Storegear

Developed a dashboard app to optimize delivery routes for multiple trucks and many delivery stops.
Tracked tasks and fixed bugs using Jira as a reporting tool.
Created a beautiful, pixel-perfect, and fast working UI based on given designs.

Technologies: React, JavaScript, Material UI, React Native, Redux, Jira, HTML5, REST, NPM, Styled-components, Webpack, HTML, CSS, WebSockets, Firebase, OpenStreetMap, Google Maps, Sass, Flutter, Mapbox GL, Figma, Single-page Applications (SPAs), Responsive Web Apps, Context API, Front-end, React Router, React DnD, Startups, React Hooks, Drag & Drop, REST APIs, JSON Web Tokens (JWT), GitHub, JSX, Adobe Experience Design (XD)

Front-end Developer

2017 - 2019

VDS

Developed pixel-perfect websites from design wireframes using Bootstrap and jQuery.
Built complex applications using Vue.js and React.
Worked and communicated remotely with clients all over the world.

Technologies: JavaScript, jQuery, Bootstrap, SCSS, CSS, HTML, Git, React, HTML5, REST, NPM, Webpack, Firebase, React Native, Vue, Sass, Single-page Applications (SPAs), Responsive Web Apps, Front-end, Startups, REST APIs, JSON Web Tokens (JWT), GitHub

Experience

Route Optimization App for Delivery Companies

https://routetitan.com/

A React-based dashboard application for delivery and courier companies to find the best route based on the addresses provided and the capacity and quantity of available vehicles. I developed the dashboard using React, Redux, Material-UI, Axios, WebSockets, React Native for native mobile app versions, OpenStreetMap, and Google Maps

Gaming Web App Mobile Version

The mobile version of a gaming web app platform for Asian partners. I developed the mobile version using React, Redux as a store, and styled-components for styling. The final mobile app was a pixel-perfect, performant SPA that fit a lot of data on small screens.

Investigators Dashboard App

A React-based application for investigators to gather information from various sources about cases, people, events, and organizations. The app also visualizes the collected data. I developed the app using React, Redux, GraphQL, SCSS, Bootstrap, Apollo Client, Node.js, WebSockets, Google Maps, D3.js, and Neo4j.

School Website

https://aybschool.am/en/

A static website for a high school. I converted Sketch designs to HTML/CSS and used jQuery, Vanilla JS, Bootstrap 4, WOW.js, Gulp js, and Owl Carousel to create around ten pages, using Jinja for templating.

Education

2014 - 2018

Bachelor's Degree in Computer Science

Yerevan State University - Yerevan, Armenia

Skills

Libraries/APIs

React, React Router, REST APIs, jQuery, Google Maps, D3.js, Google Maps API, Mapbox GL, Context API, React DnD, Node.js, Vue, Recharts

Tools

JSX, Git, Jira, Webpack, React Apollo, GitHub, Adobe Experience Design (XD), NPM, Sketch, Figma

Languages

JavaScript, SCSS, CSS, HTML, GraphQL, HTML5, Sass, TypeScript

Frameworks

Bootstrap, Redux, JSON Web Tokens (JWT), Material UI, Next.js, Tailwind CSS, React Native, Flutter, Vanilla JS

Paradigms

REST

Platforms

Vercel, Firebase, Mapbox

Storage

Neo4j

Other

Styled-components, Responsive Web Apps, Front-end, React Hooks, Drag & Drop, Single-page Applications (SPAs), Data Visualization, Startups, Apollo, Storybook, Zustand, Gatsby, WebSockets, OpenStreetMap, Axios, Bootstrap 4, Maps

Collaboration That Works

How to Work with Toptal

Toptal matches you directly with global industry experts from our network in hours—not weeks or months.

Share your needs

Discuss your requirements and refine your scope in a call with a Toptal domain expert.

Choose your talent

Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.

Start your risk-free talent trial

Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.

Top talent is in high demand.

Start hiring