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Adrien Poupard

Adrien Poupard

Software Engineer | Kotlin & Java Expert | CTO

Montpellier, Occitanie, FR
French, English, Spanish

Background


About

About

Expert Java/Kotlin engineer, specialized in designing and developing high-performance, innovative, and eco-responsible software solutions. From my beginnings as a developer until today, I have worked on the entire development lifecycle of complex projects integrating AI and blockchain, efficiently transforming ideas into scalable products.

Work Experience

Work Experience

  • Kotlin, Java, Spring Boot, React, Freelance Software Engineer

    Feb, 2024 - Present

    Main contributor to open source frameworks. Design of custom software solutions focused on large language models (LLM) (Spring AI, LangChain4j, Eclipse LMOS). Vibe Coding & AI-assisted development using Cursor, Bolt, and Junie for enhanced efficiency.

    • Main contributor to open source frameworks https://github.com/komune-io

    • Design of software solutions based on LLM: Spring AI, LangChain4j, Eclipse LMOS

    • Use of Vibe Coding & AI-assisted tools: Cursor, Bolt, Junie

  • Co-Founder, Kosmio

    Jan, 2024 - Present

    Co-creation of RAIA, a platform based on RAG (Retrieval-Augmented Generation) using Cohere and OpenAI to improve AI document accuracy. Business development and management of technical strategy and eco-design.

    • Co-created RAIA platform based on RAG with Cohere and OpenAI

    • Prospected new clients and responded to RFPs

    • Managed technical strategy and eco-design of products

  • CTO & Founder, Smart B

    Mar, 2019 - Jan, 20244 years 10 months

    Defined technology roadmaps aligned with business and sustainability goals. Structured and led technical teams (recruitment, mentoring). Developed blockchain solutions integrating Kotlin and Hyperledger Fabric with an eco-design approach.

    • Strategic technology planning and responses to eco-design project calls

    • Team structuring, leadership, and mentoring

    • Blockchain development with Kotlin and Hyperledger Fabric

  • Blockchain Engineer, Horizon State

    Dec, 2017 - Feb, 20191 year 2 months

    Developed microservice architectures to improve system scalability. Created blockchain PoCs for transaction security. Implemented DevOps practices using Docker, Kubernetes, Prometheus, and Ansible.

    • Development of microservice architectures to improve system scalability

    • Creation of blockchain PoCs for transaction security

    • DevOps implementation with Docker, Kubernetes, Prometheus, Ansible

  • Senior Java Developer, iPayroll

    Mar, 2015 - Aug, 20183 years 5 months

    Created REST APIs with OAuth2 for client integration. Maintained application with thousands of users, optimizing algorithms and caching. Facilitated training workshops to improve clean code and performance practices.

    • Created REST APIs with OAuth2 for client integration

    • Maintained and optimized an application used by thousands of users

    • Facilitated clean code and performance training workshops

  • R&D Java Software Developer, E-DEAL

    Mar, 2012 - Dec, 20142 years 9 months

    Developed robust APIs used worldwide. Implemented CI/CD processes to optimize deployment. Managed legacy codebase while integrating new features.

    • Developed robust APIs used globally

    • Implemented CI/CD processes for optimized deployment

    • Managed legacy codebase and integrated new features

  • Java Software Developer, Linagora

    Sep, 2007 - Mar, 20124 years 6 months

    Designed and implemented synchronization protocols for extensive technical specs. Participated in open source projects (OBM, Minig, O-Push). Collaborated in an international and agile environment.

    • Designed and implemented synchronization protocols

    • Participated in open source projects (OBM, Minig, O-Push)

    • Collaborated in international agile teams

Skills

Skills

  • Languages & Frameworks

    Kotlin

    Java

    Spring Boot

    React

    TypeScript

  • Emerging Technologies

    AI/LLM Solutions

    Blockchain (Hyperledger, Ethereum)

    WebAssembly

    Decentralized Identity (DID)

  • DevOps

    Docker

    Kubernetes

    CI/CD (GitHub Actions, GitLab CI)

    SonarCloud

    OpenTelemetry

    Grafana Stack

  • Cloud Providers

    OVH

    Scaleway

    Green4cloud

    AWS

  • Management

    Eco-design

    Technical Leadership

    Structuring and coordination of distributed teams

    Strategic planning