Jonny Steven

AI/ML • Fully remote • Available now • from $70k per year

Full Stack Developer

8+ years exp

4+ years ML exp

JavaScript

Node JS

Python

TypeScript

PHP

Active 4 days ago

+46 (73) 2048850

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Overview

Technical skills

Timeline

Roles

Overview

AI-focused full-stack engineer with experience building cloud-native SaaS products and intelligent applications. Worked with React, Next.js, TypeScript, Node.js, FastAPI, and AWS, including building a RAG-based document intelligence platform using LangChain and Pinecone.

Technical skills

JavaScript

Node JS• Senior • 8y+

Python• Senior • 8y+

TypeScript• Senior • 6y+

PHP• 6y+

Node JS

Express• 8y+

Python

FastAPI• 4y+

PHP

Laravel• 6y+

Databases

MySQL

Redis

PostgreSQL• 6y+

Pinecone• 4y+

AI/ML

Claude

LLM

LangChain• 4y+

RAG• 4y+

Frontend

Lighthouse

Next.js

Vue.js

Angular• 6y+

React.js• 6y+

DevOps

Docker• 8y+

Rest API• 8y+

AWS• 4y+

GitHub Actions• 4y+

Kubernetes• 4y+

WebSockets• 4y+

Timeline

Full-Stack Engineer (AI Focus) • Middle

Threekit • Full-Time

Apr 2022 to May 2026 4 Years 1 Month Partially remote

Built AI-focused full-stack SaaS features for customer-facing and internal workflows using React, Next.js, TypeScript, Node.js, and FastAPI. Developed a RAG-based document intelligence capability using LangChain and Pinecone, integrated with backend services and REST APIs. Implemented cloud-native infrastructure and CI/CD automation on AWS with Docker and Kubernetes, and added real-time behavior via WebSockets for low-latency updates.

Angular

React.js

TypeScript

Node JS

FastAPI

LangChain

Pinecone

RAG

PostgreSQL

Rest API

Python

AWS

Docker

Kubernetes

GitHub Actions

CI/CD

WebSockets

Full-Stack Developer • Middle

NextGen Web Solutions • Full-Time

Aug 2020 to Feb 2022 1 Year 6 Months In office

Developed customer-facing web applications with React, Angular, TypeScript, and Node.js, supporting business operations across multiple industries. Built full-stack services using PHP and Laravel with PostgreSQL, focusing on performance improvements and maintainable UI via reusable React components. Worked with stakeholders to turn requirements into software deliverables and implemented scalable data management patterns.

Angularsince 2020

React.jssince 2020

TypeScriptsince 2020

Node JS

PHP

Laravel

PostgreSQLsince 2020

Back-End Developer • Middle

Innovatech • Full-Time

Nov 2018 to Aug 2020 1 Year 9 Months In office

Implemented backend services and REST APIs using Node.js and Express.js to support high-availability web applications. Built scalable services with Python to handle high-volume API traffic and improve response performance. Standardized development and deployment workflows with Docker and contributed to database performance tuning across MongoDB and MySQL environments.

Node JSsince 2018

Express

Pythonsince 2018

Dockersince 2018

Rest APIsince 2018