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Horațiu – Typescript, JavaScript, React, experts in Lemon.io

Horațiu

From Romania (UTC+3)

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Full-stack Web DeveloperSenior
Front-end Web DeveloperStrong senior
6 years of commercial experience
Administration
Advertising
Analytics
Banking
Blockchain
Data analytics
E-commerce
Marketing
NFT
Sports
Marketplace
Mobile apps
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Horațiu – Typescript, JavaScript, React

Meticulous researcher, actively contributing to informed decision-making processes within the team. Proactive in fostering a culture of continuous learning by serving as a mentor for less experienced colleagues. Plays a pivotal role in orchestrating team activities and addressing collective needs, ensuring a harmonious and highly productive work environment.

Main technologies
Typescript
6 years
JavaScript
6 years
React
6 years
Node.js
5 years
Additional skills
Angular
Nest.js
AWS
MongoDB
SQL
AI
Blockchain
API
AWS Lambda
Amazon S3
Amazon ECS
Vercel
Stripe API
Docker
Twilio API
Next.js
React Native
Express.js
Azure DevOps
OpenAI API
Firebase Analytic
REST API
Firebase DB and Storage
Firebase
Tailwind CSS
Kubernetes
Payload CMS
GitHub Actions
Supabase
PostgreSQL
Direct hire
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Experience Highlights

Senior Software Engineer
Apr 2024 - Feb 202510 months
Project Overview

A pivotal e-commerce web infrastructure that connects brands with customers looking to promote their products. The project provided an innovative shopping experience and integrated diverse back-end systems essential for e-commerce platforms.

Responsibilities:
  • Developed a seamless and modern online shopping experience.
  • Integrated multiple e-commerce platforms to create a fully functional ecosystem.
  • Ensured scalability and performance through well-structured architecture.
  • Used Redux Toolkit for efficient global state handling.
Project Tech stack:
Node.js
AWS
React
MongoDB
Next.js
Typescript
JavaScript
NoSQL
SQL
React Hook Form
React Hooks
Firebase
Firebase DB and Storage
Firebase Analytic
Stripe API
OpenAI API
REST API
Senior Software Engineer
Nov 2023 - Mar 20244 months
Project Overview

A mobile app designed for a payment ecosystem, bridging the gap between traditional finance and blockchain technology. The app enabled secure and fast transactions by integrating blockchain-specific APIs.

Responsibilities:
  • Developed and integrated blockchain APIs for advanced functionalities.
  • Using in-house sdk for blockchain communication
  • Designed an intuitive mobile interface for a seamless user experience.
  • Optimized transaction security and performance.
Project Tech stack:
Node.js
React Native
AWS
AWS Lambda
Amazon S3
Amazon EC2
Amazon ECS
Typescript
JavaScript
MongoDB
MongooseODM
Stripe API
Firebase
Firebase Analytic
Firebase DB and Storage
Senior Software Engineer
Feb 2023 - Sep 20237 months
Project Overview

An NFT e-commerce platform that helps local artists transform their digital drawings into NFTs and then sell them in their unique shops. Implemented API integrations, customisable user interfaces and helped build smart contracts in the blockchain infrastructure.

Responsibilities:
  • Developed and integrated APIs for NFT creation and sales.
  • Built customizable user interfaces for an enhanced marketplace experience.
  • Contributed to the implementation of smart contracts within the blockchain infrastructure.
Project Tech stack:
Node.js
AWS
Angular
SQL
NoSQL
Express.js
AI
Blockchain
Smart contracts
Typescript
JavaScript
Software Engineer
Jan 2022 - Feb 20231 year 1 month
Project Overview

A comprehensive end-to-end banking solution with a strong focus on security. The project included multiple web and mobile applications interconnected through a robust back-end system.

Responsibilities:
  • Built an advanced in-house framework used by dozens of teams across all development areas.
  • Integrated ChatGPT to enhance customer support with AI-driven interactions.
  • Optimized security and performance for seamless banking operations.
Project Tech stack:
Node.js
Express.js
Angular
Angular CLI
Angular Material
MongoDB
AWS
AWS Lambda
Amazon S3
Amazon EC2
Typescript
JavaScript
MongoDB
Software Engineer
Jun 2020 - Dec 20211 year 6 months
Project Overview

A monitoring infrastructure used to supervise servers and devices from data centers or complex local networks. The system provided detailed IT infrastructure oversight through advanced monitoring tools.

Responsibilities:
  • Designed a scalable and efficient system architecture.
  • Implemented advanced logging mechanisms for better diagnostics.
  • Created dashboards with real-time data visualization, including system performance and status reports.
  • Optimized database queries and API responses to improve system performance under high loads.
Project Tech stack:
Node.js
Express.js
Nest.js
Angular
MongoDB
MongooseODM
AWS
AWS Lambda
Amazon S3
Amazon EC2
Amazon ECS
Typescript
JavaScript
Software Engineer
Jul 2019 - May 202010 months
Project Overview

An interconnected system that allows any device to communicate with a complete web infrastructure using satellite-only waves. Designed for outdoor adventure enthusiasts, it provides GPS tracking and satellite-based messaging.

Responsibilities:
  • Engineered a robust backend to handle real-time location tracking and data synchronization.
  • Developed an efficient data transmission system optimized for low-bandwidth satellite communication.
  • Enhanced user experience by implementing an interactive dashboard with real-time location updates and alerts.
Project Tech stack:
Node.js
Angular
Azure DevOps
SQL
Angular
Angular Material
Angular CLI
Typescript
JavaScript
Express.js
Nest.js

Education

2019
Computer Science
Bachelor's Degree

Languages

English
Advanced

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