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Olivier NicolasON

Olivier Nicolas

Backend Developer

€560/day
Houilles, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Olivier

  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Houilles (up to 50km)

Experience

  • Idemia / In Group
    Backend Developer
    PUBLIC SAFETY
    July 2022 - January 2026 (3 years and 6 months)
    Courbevoie, France
    Implementation of the Velocity Check application to test identity document collisions.
    • Creation of a backend micro-service to maintain document history
    • CI/CD deployment via a Jenkins pipeline (build / UT / BDD / Sonar / Docker Image / Helm package)
    • Setup of component test environment on Kubernetes / ArgoCd / Aws
    • Performance testing with Jmeter

    Implementation of Client Fraud Engine. PoC to respond to a tender for identity fraud detection (DPS and document hash) based on 10,000 documents
    • Redeployment of AWS environment SQS, Lambda, ServerLess, DynamoDb...
    • Implementation & tests with an execution report.

    Evolutionary maintenance on Gips:
    • Adaptation of the enrollment workflow within the Raccoon (Apple), Eagle (Google), and Tiger (Samsung) projects
    • Implementation of BDDs.
    • Migration Akka → Apache Pekko
    • Migration to new BitBucket Jenkins, ArgoCd environment

    Implementation of the Oid4Vci adapter protocol:
    • Implementation of Authorization Code Flow
    • Implementation of Pre-Authorized Code Flow
    **Technologies**: Java 17, Spring Boot, Spring Mvc, Postgres, Kafka/hermes, Spock, Cucumber, Kubernetes, Groovy 5.0, Spock, Aws Cloud (Lambda, serverLess, SQS...)

    **Tools**: Jenkins, Bitbucket, ArgoCd, jFrog
    Java Spring Boot Cucumber Spring MVC PostgreSQL Kubernetes
  • Mila (La défense)
    Full Stack Developer
    REAL ESTATE
    March 2021 - February 2022 (11 months)
    Puteaux, France
    Back end API (Java, J2EE):
    • Creation of a GED service with tag organization stored in the database
    • Dynamic conversion of General Terms and Conditions from a Word template to PDF using Aspose. Storage of documents on S3 using an AWS Lambda as an antivirus.
    • Encapsulation and sending of emails using Velocity SMTP,
    • Processing of the IMAP service by pooling, allowing processed emails to be archived on S3 and moved to an IMAP folder.
    • Loading of periodic statements for unpaid rent and non-occupant guarantee management.
    • User task management.
    Front end Back Office (Vue 2 / Vuetify / Cypress)
    • Design and Development of the GED with visualization by file type (pdf, image, email...). Ability to upload new documents and reorganize files according to the tree structure.
    • Implementation of email interfaces.
    • Creation of the user task screen
    • Development of claim screens
    • Creation of an End to End integration module on Cypress
    **Back Technologies**: Java 11, Spring Boot, Jooq, Aspose, GreenMail, flyway, FreeMarker, Docker, S3,

    **Front Technologies**: Vue 2, Vuetify, Cypress, Tiny Mce, vue draggable, Pdf Viewer,
    Spring boot Flyway Vue.js Cypress Freemarker
  • Idemia (La défense)
    Backend Developer (Java)
    PUBLIC SAFETY
    November 2019 - February 2021 (1 year and 3 months)
    Issy-les-Moulineaux, France
    • SIS (formerly MID) merger project into GIPS then development of new features.
    • Performance and robustness testing.
    • Addition of new workers such as OIDC, Accuant, etc...
    • Change of mock by file with wiremock.
    **Technologies**: Akka, Java 8, Rest-Easy, Cassandra, cdi, jmeter, kibana, deltaspike, lucene, wiremock, protostuff, jenkins, kamon, graffana
    Akka Cassandra Swagger Grafana Lucene

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Education

  • PVCS Training
    2003
    Formation PVCS
  • System Programming under Linux
    2003
    Programmation Système sous Linux

Skill set

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