Robert is available for hire

Robert Keyan

Verified Expert in Engineering

Full-stack Developer

Yerevan, Armenia

Toptal member since September 20, 2022

Expertise

Front-end JavaScript HTML5 CSS REST API Back-end Developers Node.js TypeScript Git React.js Redux NestJS Tailwind CSS MEAN Stack Joomla

Bio

For over ten years, Robert honed his skills in developing web applications using the MER(A)N-stack. His journey spans collaborations with diverse teams and enterprises, bridging continents with remote collaborations in various industries across Germany, Russia, the US, and Israel. Robert's focus has evolved into a multifaceted leadership role in recent years. Beyond coding, he has embraced the challenge of guiding and managing teams of developers while architecting a technological solution.

Portfolio

Internity

React Native, NestJS, Node.js, TypeScript, Docker, Amazon EC2, MariaDB, TypeORM...

Sheesha Finance

TypeScript, JavaScript, React, Angular, NestJS, Node.js, Redux, Front-end...

Self-employed

Angular, React, Redux, Next.js, NestJS, Node.js, HTML, Database Design, HTML5...

Experience

Database Design - 8 years
JavaScript - 8 years
TypeScript - 7 years
Software Architecture - 7 years
Node.js - 7 years
React - 6 years
Angular - 4 years
NestJS - 4 years

Availability

Part-time

Preferred Environment

Git, MacOS, IntelliJ IDEA, Bash, Docker

The most amazing...

...achievement I've recently accomplished is successfully developing and launching the "Internity" live journal app on the Play Market.

Work Experience

Engineering Manager | Back-end Developer

2023 - 2024

Internity

Joined during technical challenges and revamped development processes, initiated back-end refactoring to enhance performance, and updated outdated technology stacks.
Engaged in business discussions with the management team, aligning technical insights with overarching company objectives.
Actively managed release processes organized technical discussions among developers, and facilitated sprint planning sessions, ensuring alignment with project objectives and timelines.
Aligned company tech vision with practical implementation, facilitating strategic decision-making and future-proofing the organization's technology stack.

Technologies: React Native, NestJS, Node.js, TypeScript, Docker, Amazon EC2, MariaDB, TypeORM, Supabase, Monorepos, APIs

Senior Full-stack Engineer

2022 - 2023

Sheesha Finance

Led the full-stack development initiatives for the "Sheesha Finance" decentralized finance platform, leveraging Angular, Nest.js, and AWS services.
Actively engaged in strategic business discussions surrounding the company's new products, providing invaluable insights and expertise to guide decision-making.
Managed to complete the MVP of the new Launchpad platform (not released) using NestJS and Angular.

Technologies: TypeScript, JavaScript, React, Angular, NestJS, Node.js, Redux, Front-end, Back-end, Full-stack, Database Design, Git, Next.js, Web3.js, Chakra UI, Back-end Architecture, Payment Gateways, Web3, Monorepos, APIs, React Query

Co-founder | CTO

2022 - 2023

Self-employed

Established and nurtured a small IT outsourcing team alongside a partner. Engineered a scalable platform with cost-effective maintenance for the company.
Led successful collaborations with local and EU clients on diverse NFT projects using React, Node.js, Web 3.0, and Solidity.
Contributed significantly to the inception of the AI-based startup https://saima.ai.
Developed NFT announcement marketplace with Next.js and NestJS, accompanied by chatbot integrations for Telegram and Discord platforms.

Technologies: Angular, React, Redux, Next.js, NestJS, Node.js, HTML, Database Design, HTML5, CI/CD Pipelines, Webpack, PostgreSQL, Mongoose, MongoDB, JavaScript, Web3.js, Solidity, Ethers.js, Smart Contracts, API Architecture, Redis, Service Workers, Chrome Extensions, Bash Script, TypeScript, Software Architecture, Docker, CSS, WebSockets, RxJS, Jest, Unix, WebStorm, Git, Agile, Styled-components, Sass, GraphQL, REST APIs, Bash, Telegram Bot API, AWS Amplify, Technical Architecture, Responsive UI, Pixel Perfect, API Integration, Data Visualization, Front-end, MEAN Stack, Full-stack, Back-end Architecture, Payment Gateways, Supabase, Web3, Monorepos, APIs, CTO

Senior Software Engineer | Front-end Lead

2021 - 2022

Codulate

Deeply involved in several projects, including being a core team member of the US-based startup "Hivot."
Architected the Hivot mobile app entirely from scratch, employing technologies like React Native and DynamoDB.
Served as a part-time consultant for an IoT product for one of Codulate's clients. This diverse involvement has allowed me to broaden my expertise and contribute across different domains.
Played an active role in Codulate's growth by participating in the hiring process and assisting in onboarding new developers.
Collaborated on team expansion has been a rewarding experience, allowing me to contribute to the company's talent acquisition and nurturing process.

Technologies: React Native, Angular, Amazon Web Services (AWS), NestJS, Amazon DynamoDB, Node.js, React, Database Design, JavaScript, Software Architecture, CSS, HTML5, TypeScript, Redux, Docker, TypeORM, HTML, PostgreSQL, WebSockets, Jest, Unix, WebStorm, Git, Agile, Styled-components, Sass, REST APIs, MobX, AWS Amplify, Amazon Cognito, Technical Architecture, Responsive UI, Pixel Perfect, API Integration, Front-end, Full-stack, Back-end Architecture, APIs, React Query

Senior Software Engineer | Front-end Lead

2019 - 2021

Eccenca

Enhanced front-end development by establishing and executing optimal practices, elevating code quality, and amplifying development efficiency by modernizing outdated React infrastructure.
Played a pivotal role in strategic discussions for application redesign, seamlessly integrating the new version into the pre-existing application architecture with finesse.
Substantially contributed to the recruitment and successful onboarding of front-end engineers in Armenia.
Contributed to Silk open-source linked data integration framework, which is proactively used in the company's products.

Technologies: React, Redux, TypeScript, HTML5, Database Design, JavaScript, Software Architecture, CSS, Agile, Docker, HTML, Unix, WebStorm, Git, Styled-components, Sass, REST APIs, Cypress, SPARQL, Blueprint, Technical Architecture, Responsive UI, Pixel Perfect, API Integration, Data Visualization, Front-end, APIs

Software Engineer

2018 - 2019

Adobe (formerly Workfront)

Joined the Datatable module development team at Adobe Workfront as a React developer, contributing expertise in React to enhance module functionalities.
Actively participated in release processes, diligently monitored customer feedback, continuously tracked application performance, and ensured the smooth operation and high quality of the application.
Took on a mentoring role for newly onboarded junior developers, providing valuable instructions and guidance to foster their growth within the team.

Technologies: JavaScript, Agile, React, Redux, Jest, Database Design, Software Architecture, CSS, HTML5, TypeScript, HTML, Unix, WebStorm, Git, Styled-components, Sass, REST APIs, Responsive UI, Pixel Perfect, API Integration, Front-end, APIs

Full-stack Developer | Co-founder

2014 - 2018

Self-employed

Led the foundation of an educational startup, overseeing the creation of an online platform and managing technical solutions with a team of skilled individuals.
Contributed to the CRM platform at BostonBestRate.com, focusing on front-end development and augmenting functionalities within the Angular framework.
Played a key role in enhancing the social media marketing platform Bidfox.ru by utilizing Angular and Yii2 frameworks as a full-stack developer.
Collaborated on a South Korean gambling platform with an Armenian developer team, employing MEAN Stack development skills.
Contributed to developing the "Voxy" CMS by integrating social network APIs (Facebook, Twitter, Linkedin) using the Yii framework.
Created diverse marketing websites for international markets using WordPress and Joomla!

Technologies: JavaScript, Angular, Node.js, Express.js, PostgreSQL, MongoDB, TypeScript, RxJS, Vue, Database Design, CSS, HTML5, Webpack, Gulp, Bootstrap, TypeORM, HTML, Software Architecture, AngularJS, Unix, WebStorm, Git, Sass, REST APIs, Responsive UI, Pixel Perfect, API Integration, Front-end, MEAN Stack, Full-stack, Back-end Architecture, eCommerce, APIs

Junior Web Developer

2014 - 2014

10Web

Contributed to website development for local businesses.
Enhanced the previously well-known "form maker" plugin in Joomla.
Involved in feature implementation, project delivery, and user feedback response. Gained expertise in website development.

Technologies: JavaScript, PHP, MySQL, WordPress, Joomla, CSS, HTML5, jQuery, HTML, Bootstrap, Pixel Perfect, Front-end, Back-end Architecture

Experience

Wherever.im

https://wherever.im

Wherever.im is a web application that provides Web 3.0 Notifications for wallets and apps.
As a full-stack developer, I mainly focused on the front end and managed and successfully released new features to the customers.

Sheesha Finance

http://www.sheeshafinance.io

Sheesha Finance is a decentralized finance platform with tokens on Ethereum and Binance chains. As a full-stack developer, I developed the main application features and participated in business discussions for the company's new products.

Inted.ai

Inted.ai is the world's first AI-based personalized adaptive speed solution. I developed the initial version of the Chrome extension and attended technical and business discussions with co-founders.

Hivot Mobile Application

Hivot is a US-based startup created in 2021. I joined when the company started its new messenger application for construction field workers. As a front-end lead, I successfully released the application on the App Store and Google Play, providing continuous updates for the app.

Eccenca's Data Management Web Application

https://eccenca.com/

Eccenca is an automated decision-processing platform for enterprises to infuse knowledge into data to increase efficiency. As a senior front-end engineer, I delivered new features to customers, participated in the application redesign process, and led a team of experts in Armenia.

Adobe Workfront

Adobe Workfront is an enterprise platform that helps streamline project planning and execution. As a senior front-end engineer, I developed new features in the data table module. I successfully delivered a custom drag-and-drop feature on React to the data table module.

Education

2011 - 2017

Bachelor's Degree in Security of Computer and Information Systems and Data Protection

State Engineering University of Armenia - Yerevan, Armenia

Certifications

FEBRUARY 2023 - PRESENT

System Design Interview Guide for Software Architecture

Udemy

AUGUST 2022 - PRESENT

Introduction to Digital Transformation with Google Cloud

Coursera

Skills

Libraries/APIs

Node.js, React, REST APIs, Telegram Bot API, React Query, Web3.js, Vue, RxJS, jQuery, MooTools, MobX, AWS Amplify

Tools

Git, WebStorm, Webpack, Gulp, Mongoose, Amazon Cognito, Jira, Open Neural Network Exchange (ONNX), Zsh, IntelliJ IDEA

Languages

JavaScript, HTML5, CSS, TypeScript, HTML, GraphQL, Solidity, Bash Script, PHP, Sass, SPARQL, Bash

Frameworks

NestJS, Redux, Jest, Tailwind CSS, Angular, Next.js, Express.js, React Native, AngularJS, Bootstrap, Cypress, Blueprint

Paradigms

Back-end Architecture, Database Design, MEAN Stack, Agile, Kanban, E2E Testing, API Architecture

Storage

PostgreSQL, MongoDB, MySQL, Amazon DynamoDB, Redis, MariaDB

Platforms

Docker, WordPress, Joomla, Unix, MacOS, Netlify, Amazon Web Services (AWS), Amazon EC2

Other

TypeORM, Pixel Perfect, API Integration, Front-end, APIs, Software Architecture, Documentation, Technical Architecture, Responsive UI, Data Visualization, Supabase, Web3, Monorepos, CTO, Chrome Extensions, WebSockets, Styled-components, CI/CD Pipelines, Ethers.js, Smart Contracts, Service Workers, Application Security, Web Development, Web Consulting, System Design, Serverless, Chakra UI, Back-end, Full-stack, Payment Gateways, eCommerce

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