Freelancer profile translated to English.

Description

Software engineer specializing in backend and full stack JavaScript/TypeScript, I help startups and product teams design, develop, and deploy reliable, maintainable, and scalable web applications.

I mainly focus on:

Designing REST APIs and Node.js / TypeScript backends;
Developing React SaaS applications and dashboards;
Integrating third-party APIs, messaging systems, and business workflows;
Improving code quality, architecture, and performance;
Cloud deployment, CI/CD, and production.

With experience in startups, software products, and backend development, I can quickly contribute to an MVP, a new feature, a technical redesign, or strengthening an existing team.

Main stack: Node.js, TypeScript, React, PostgreSQL, Java, Python, AWS, CI/CD.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Remote only

Primarily works remotely

Freelance
Backend Developer
November 2025 - Today (9 months)
Paris, France
● Developed websites with NodeJS, TypeScript, React
● Designed and implemented a backend messaging system using Java Spring Boot and PostgreSQL
● Set up local LLM agents to help a team to use AI
Java Typescript Artificial Intelligence Spring React.js
LexiFi
Software Engineer
SOFTWARE PUBLISHING
February 2022 - September 2025 (3 years and 7 months)
Paris, France
● Developed core product features for web and desktop applications in OCaml
● Designed and implemented an Infrastructure-as-Code deployment system (OCaml, Python, AWS)
● Automated deployment workflows, reducing manual operations by 90%+
● Reduced deployment time from hours to minutes via CI/CD pipeline redesign
● Contributed to open-source projects including ocaml-vdom and grep_cmt
Ocaml Python CI/CD Management AWS Backend Service Development

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

Baptiste Duhen

Fullstack developer

4.6

(4)

Amed Hamou

Senior Lead Developer

(2)

Audrey Champion

Web developer

4.3

(3)

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Master's in Computer Science
Sorbonne University
2022
Master's in Computer Science
Bachelor's in Mathematics & Computer
University of Paris
2020
Bachelor's in Mathematics & Computer

AWS Certified Developer - Associate
Amazon Web Services
2025
AWS Lambda AWS RDS boto3 AWS S3 AWS CloudWatch AWS EC2 AWS CloudFront AWS Security

Edwin A.

Developer | JavaScript, Node.js, React | Java

About Edwin

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