Kévin Cojean
Senior Java Backend Developer | Microservices
Salaire / Taux journalier
Tallinn, Estonie
Freelance
À distance uniquement
Expertises
Langues
À propos
Introduction
Cloud & Java consultant with 5+ years building scalable microservices architectures for high-traffic systems. Proven expertise in migrating legacy monoliths to Azure-based solutions and optimizing performance for platforms handling 250k+ monthly visits. Specialized in Spring Boot, Kafka, and cloud infrastructure—delivering secure, reliable backend systems that accelerate digital transformation.
Expérience de travail
Backend Consultant - Cloud & Java
VastacodeFreelance
avr. 2026 - Présent
7 mois
Tallinn, Estonie
Providing independent technical expertise focused on microservices architectures and improving the reliability of critical backend systems within the JVM ecosystem.
Backend Developer - Java
MARCO par AGYSOFT
janv. 2023 - mars 2026
3 ans 3 mois
Grabels, France
Designed and developed critical e-procurement and compliance solutions. - Led the technical roadmap and maintenance for 5+ business apps. - Optimized microservices architecture for a high-traffic portal (250k+ visits/month), ensuring high availability and performance. - Implemented and secured encryption and cryptographic signature modules for handling sensitive documents.
Backend Consultant - Cloud & Java
ORCHESTRA
sept. 2022 - janv. 2023
5 mois
Montpellier, France
Accelerated the digital transformations for a network of 300+ stores through a major architectural overhaul. - Modernized legacy infrastructure by migrating monolithic processes to a scalable Azure-based microservices architecture. - Developed real-time data synchronization pipelines, ensuring consistency across distributed systems. - Resolved significant technical debt by fixing transactional data integrity issues between logistics and accounting software.
Consultant Backend - Java
Amaris Consulting
janv. 2022 - janv. 2023
1 an 1 mois
Montpellier, France
Backend Consultant - Java
Crédit Agricole Technologies et Services
janv. 2022 - juil. 2022
7 mois
Montpellier, France
Designed and developed a specialized real estate investment platform. - Secured access via a centralized authentication system (JWT/SSO) meeting stringent banking security standards. - Ensured the accuracy of complex tax-optimization engines through robust automated test suites.
Formation
IUT MONTPELLIER-SETE
Professional Bachelor's Degree (Licence Professionnelle), Computer Science
Acfa Multimédia
Brevet de technicien supérieur (BTS), Audiovisual Communications Technologies/Technicians
Licences et certifications
Oracle Certified - Java Professional
Délivré le : sept. 2026