Freelancer profile translated to English.
Back to original languageAbout Aleksa
Aleksa | Full-Stack Developer (React, Node.js, TypeScript)
Graduated from Epitech Paris, I am a Full-Stack Developer specializing in the React, Node.js, and TypeScript ecosystems.
I design high-performing and scalable web solutions, supporting startups and SMEs in creating MVPs, developing SaaS applications, or redesigning existing platforms.
My Areas of Expertise
- Front-End Development: Designing modern, fluid, and responsive interfaces with React.
- Back-End Architecture: Creating robust, secure, and scalable systems under Node.js.
- Full-Stack & SaaS Applications: Managing the complete product lifecycle, from ideation to production.
- Optimization & Redesign: Migrating applications to modern stacks to maximize performance and reliability.
My Technical Expertise
- Languages: TypeScript, JavaScript
- Frameworks & Environments: React, Node.js
- Databases: PostgreSQL, MongoDB
- Tools & Ecosystem: Git, Tailwind CSS, API Integration, Unix Environments
My Work Process
- Analysis: In-depth study of your business needs and strict definition of technical objectives.
- Design: Elaboration of software architecture and planning of development phases.
- Development: Iterative production according to Agile methodologies, with regular synchronization points.
- Deployment: Rigorous testing, secure production deployment, and post-launch support.
Why Collaborate With Me?
- Field Expertise: Proven technical skills gained from complex real-world projects.
- Epitech Methodology: A demanding training that guarantees autonomy, adaptability, and rigor.
- Product Vision: An ROI and user-oriented approach, ideal for launching an MVP or evolving an existing product.
Ready to bring your project to life or evolve your platform? Contact me.
French
Native or bilingual
English
Native or bilingual
Can work on-site
Paris (up to 50km), Lyon (up to 50km), Lille (up to 50km), Marseille (up to 50km), Toulouse (up to 50km)
Experience
- NimaFull Stack DeveloperHEALTH AND WELLNESSNovember 2025 - January 2026 (2 months)Paris, FranceWorking as a Full-Stack Developer for Nima, I built an innovative web and mobile platform aimed at connecting French animal shelters with future adopters. From defining the software architecture to orchestrating containers, I was responsible for the overall technical realization of this solution.My Missions:Multi-Platform Development:
- User Interface Creation: Developing a responsive UI with React (Material UI) and React Native/Expo, incorporating a smooth swipe mechanic inspired by matching standards.
- Key Features: Implementing the like/dislike system, a MCQ-based recommendation algorithm, and integrated messaging between users and shelters.
Microservices Back-End Architecture:- API Gateway & Microservices: Deploying a distributed NestJS ecosystem (6 microservices: auth, swipe, messaging, forms, scrapper), synchronized by the NATS event broker.
- Database & ORM: Modeling MySQL data via TypeORM and standardizing inter-service schemas using shared libraries (@nima/database, @nima/contracts).
- Secure Authentication: Securing access by combining JWT (with refresh tokens) and the Google OAuth protocol.
DevOps & Deployment:- Containerization: Orchestrating the overall infrastructure via Docker Compose (+7 services), including configuration of shared volumes and health checks.
- Monorepo & CI: Structuring the source code under PNPM Workspaces to share dependencies and optimize development workflows.
- GALAM ROBOTICSFull Stack DeveloperLOGISTICS AND SUPPLY CHAINJuly 2023 - July 2025 (2 years)Paris, FranceFull Stack Developerat **Galam Robotics**, I created a web and mobile application for the remote control of logistics robots. This interactive interface (where each component is clickable and modifiable) allows maintenance teams to resolve technical issues outside of operations, and engineers (mechanical/dev) to test the robot during design phases.Development of the control and diagnostic application:
- Creation of a custom interface to target, configure, and activate each hardware component individually.
- Design of specific diagnostic tools to facilitate troubleshooting by maintenance teams.
- Integration of dedicated test modules for engineers to validate new iterations during the design phase.
- Adaptation of ergonomics for smooth use in the field (mobile) and in the lab (web).
System architecture and communication:- Implementation of real-time communication between the software interface and the robot.
- Optimization of data and status feedback to accelerate the resolution of technical bugs.
- Restructuring of the architecture to efficiently manage complex robot state changes without latency.
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Education
- Software Engineering ExpertEpitech2026Diplôme d'Expert en ingénierie logicielle Master Bac+5 Reconnu par l'Etat, enregistré au RNCP, et reconnu par les entreprises.
Certifications
- Bachelor in Information Technology (Bac +3)Epitech2025
- FullStack DeveloperFullStack Developer