Freelancer profile translated to English.

Description

Java Spring Boot Developer | SaaS MVP → Production

Looking for a Java / Spring Boot developer capable of building a scalable, production-ready SaaS?

I help startups and companies design robust and high-performance backends that can handle scaling from the MVP stage.

Specializing in designing scalable APIs and architectures, I help you build reliable applications today, ready to evolve tomorrow without technical debt.

**With +10 years of experience**:

• Design of high-performance REST APIs (Spring Boot)

• Microservices and Clean Architecture

• Scalable and optimized backend development

• Deployment and go-live

**Interventions**:

• Development of SaaS platforms (MVP → scalable product)

• Design of backend APIs for web and mobile applications

• Backend refactoring and performance improvement

• Service integration and automation

**Main Stack**:

• Backend: Java (Spring Boot)

• Frontend: React, TypeScript

• Mobile: React Native

• Architecture: Clean Architecture, DDD

**My Approach**:

• Maintainable and scalable code

• Simple and robust architecture

• Clear and product-oriented communication

**Why Me**?

• Proven Java / Spring Boot backend expertise

• Product vision + business impact

• Ability to support from idea to production

**👉 Let's discuss your project.

Industry field of expertise

Languages

French
Native or bilingual

Workplace preferences

Can work on-site

Antananarivo (up to 50km)

SFEIRA SAS
Tech Lead
SPORTS
July 2022 - Today (4 years and 1 month)
Tananarive, Madagascar
Mission: Tech Lead & Fullstack Developer – Sports SaaS

Development of a SaaS platform for sports clubs, enabling centralized digital ticketing, membership management, fan engagement, and community communication.

Acted as Fullstack Developer (React.js / Node.js) and Tech Lead on a production product.

Technical Stack
React.js and Next.js (frontend)
Node.js (Express, NestJS)
REST API
Scalable and maintainable architecture
Responsibilities
Fullstack development (React.js / Node.js) of new features
Scalable software architecture design
Implementation of best practices (Clean Code, code review)
Technical team leadership
Participation in agile organization
Impact
Contribution to a production SaaS platform used by sports clubs
Improvement of code quality and maintainability
Technical structuring of the product (Tech Lead role)
Participation in the evolution of a user experience and engagement-oriented product
Node.js React.js Typescript Fullstack REST APIs
ODiTY
Team Lead Developer Areyounet
DIGITAL AND IT
June 2018 - April 2022 (3 years and 10 months)
Tananarive, Madagascar
Mission: Java Backend Developer & Team Lead – CX SaaS

Development of a SaaS platform (AreYouNet) dedicated to collecting and analyzing customer feedback (Customer Experience / CX) for businesses.

Acted as Fullstack Developer, with a strong backend contribution in Java and participation in architecture decisions.

Technical Stack
Backend: Java, REST API
Scalable software architecture
Integration with frontend applications (React.js)
Responsibilities
Development of backend features and integration with the frontend (React.js)
Development of REST APIs for customer data management
Design and improvement of business features
Bug fixing and improvement of application stability
Improvement of code quality (maintainability, best practices)
**As Team Lead**:
Coordination of the development team
Participation in technical choices and architecture
Guarantee of delivery quality
Impact
Contribution to a production SaaS platform
Improvement of performance and maintainability
Technical structuring of the product
Java SVN Spring boot Lucene React.js
Bubble-go
Tech Lead - Fullstack developer Java
DIGITAL AND IT
May 2022 - January 2023 (8 months)
Antananarivo, Madagascar
Mission: Tech Lead & Fullstack Developer Java | Vuejs | Angular – HealthTech SaaS

Development of a module for the Hopital Manager platform (Softway Medical), a business software used for managing healthcare facilities (HealthTech).

Acted as Tech Lead within an agile team on a complex production product.

Technical Stack
Backend: Java (Quarkus), REST API
Frontend: Vue.js
Backend API
Modular architecture
Integration with modern frontend applications (React / Vue)
Responsibilities
Fullstack development (backend + frontend) of new features
Design and evolution of the module's architecture
Development and integration of REST APIs
Code review and implementation of best practices (quality, maintainability)
Participation in technical choices
Collaboration with the team in an agile environment
Impact
Contribution to critical business software in the healthcare sector
Improvement of code quality and technical consistency
Structuring of module development (Tech Lead role)
Java Quarkus Git VueJS Spring boot

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Professional License in Computer Science
CNTEMAD
2013
Licence, Informatique

TDD
Udemy
2022
SOLID Principles
Udemy
2022

Naris R.

Java Spring Boot Developer | SaaS MVP

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