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Djalil MesliDM

Djalil Mesli

Senior PL/SQL Software Engineer

€500/day
Lyon, FR
3-7 years
Oracle APEX
Oracle PL/SQL
Agile methodology
Oracle Database
PHP

Average response time: 1 hour

Freelancer profile translated to English.
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About Djalil

PL/SQL and AMOE IT engineer with 7 years of experience, including 2 years of work-study, I am passionate about creating robust and innovative software solutions. Having worked on various complex projects, I have acquired in-depth expertise in PL/SQL development, Oracle APEX, and agile project management. Versatile, curious, and rigorous, I am ready to take on new challenges and am determined to contribute to the success of your projects.
Rail and Public transport
Insurance
Healthcare payors
Large Retailers

  • Arabic

    Native or bilingual

  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • Tessi Technologies
    Development and Engineering Manager
    DIGITAL AND IT
    April 2025 - April 2026 (1 year)
    Toulouse, France
    Development and maintenance of the Owlink platform, a solution for health insurance and provident fund management (disability, invalidity, annuities), within the publisher Tessi.

    ▸ Design and correction of complex calculation rules in PL/SQL (benefits, PMSS ceilings, salary brackets, contractual penalties, CSG/CRDS taxes, subrogation)
    ▸ Development of Java services and Angular components for claims and contributions management interfaces
    ▸ In-depth technical analysis of production anomalies: diagnosis of settlement flows, traceability of calculation discrepancies, writing analysis reports
    ▸ Systematic code review (GitLab MR) and technical support for the team's developers
    ▸ Environment: Oracle PL/SQL, Java, Angular, GitLab, Jira, Confluence

    Functional areas: collective health, provident fund (disability, invalidity, death, education annuity), beneficiary management and failed transfers (VNA).
    Best practices Oracle PL/SQL Spring boot Gitlab CI/CD SonarQube
  • OuiSof
    DEVELOPER & AMOE
    SOFTWARE PUBLISHING
    December 2020 - March 2025 (4 years and 3 months)
    Lyon, France
    Context:
    Hired after work-study program
    Assignments:
    Project management, development, and customer support according to SLA commitments.
    Notable projects:
    ● Creation of an FTPS server and development of an FTPS application in Java interacting with an Oracle database and an Apex application.
    ● Development of several REST APIs.
    ● Development of an intelligent booking assistant using geolocation (using HERE API)
    Performance optimization, implementation of relevant indexes, tuning of SQL queries using appropriate hints, use of synonyms, etc. Result: CPU cost reduction by a factor of 10.
    Technical environment:
    PL/SQL, Oracle APEX, JavaScript, Java, Java FX, Java Swing, Apache, JSON in PL/SQL, Scrum, ISO 20000 ITIL Best Practices
    Oracle APEX Oracle Database API Oracle PL/SQL JavaScript
  • oPhone
    DEVELOPER & AMOE
    SOFTWARE PUBLISHING
    September 2018 - September 2020 (2 years)
    Villeurbanne, France
    Context:
    2-year work-study program within the Trade-oPhone team as part of obtaining the Software Engineering Project Manager degree. I acquired an advanced level in Oracle databases and PL/SQL.
    Missions:
    Development of the Trade-oPhone solution, various projects managed, developed, and supervised from A to Z. Needs analysis, specifications, feasibility study, risk analysis and management, costing and planning, development, testing, and acceptance.
    Notable projects: development of an intelligent planning generation module for BioMérieux technicians, various dashboards displaying real-time KPIs and statistics, MVP Trade-oPhone Enseigne.
    Customer support in compliance with GTI and GTR.
    Occasional assistance in the development of oPtc (oPhone's oPtc Tracking Management System tools).
    Technical environment:
    PL/SQL, Oracle APEX, Java, JavaScript, Python, Agility, ISO 20000 ITIL Best Practices
    Oracle PL/SQL JavaScript Oracle APEX Java FX Java Swing
Check out Djalil's experience

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Education

  • Software Engineering Project Manager
    Institut Poly-Informatique Lyon
    2020
    Diplôme BAC+5 Chef de projet ingénierie logicielle validé avec les félicitations du jury.
  • STS Degree in Computer Science (Completed)
    Université Claude Bernard Lyon 1
    2017
    Licence STS mention informatique (Validée)
Check out Djalil's education

Skill set

JavaScript
HTML5
CSS3
MySQL
Git
Java
jQuery
Java FX
Java Swing
Python
C++
Qt Quick
Bootstrap
CMake
Apache Tomcat
Best practices
API
Linux

Categories