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Sébastien DestannesSD

Sébastien Destannes

Full-stack developer

€250/day
Perpignan, FR
3-7 years
Next.js
Docker
PostgreSQL
Kotlin
Typescript

Average response time: 1 hour

Freelancer profile translated to English.
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About Sébastien

Full-Stack Developer specialized in software architecture and data, I can intervene on the entire development cycle, from design to production. My background brings me a rare methodological rigor and field experience in project management and business analysis.
Banking and Financial Services
Digital and IT Services
HR Services

  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • Force 7 Web - Le Soler
    Angular Laravel Kotlin Developer
    E-COMMERCE
    April 2025 - April 2026 (1 year)
    Le Soler, France
    Design of a restaurant POS software. Audit and refactoring of an existing codebase (PHP 6 → 7.2). Software architecture. Participation in functional requirements analysis. Transition from Laravel backend to Slim.
    Typescript Kotlin AngularJS Laravel Slim Framework
  • LESIA - Observatoire de Paris
    Python Django Developer Intern
    AVIATION AND AEROSPACE
    April 2024 - October 2024 (6 months)
    Meudon, France
    Analysis of astrophysical needs and data. User needs analysis (researchers). Tool architecture design. Data set visualization and filtering tools. Use of libraries (Matplotlib, Bokeh).
    Python Typescript Django Pandas Bokeh
  • Fédération départementale des foyers ruraux 66 / Medicoop
    Principal Accountant and Payroll Manager.
    CIVIC AND SOCIAL ORGANIZATIONS
    January 2012 - July 2021 (9 years and 6 months)
    Cabestany, France
    Management of all accounting. Strong work growth (from 5 to 17 permanent employees). Methodological and legal and technical watch. Creation of digital tools (DMS, Factoring).
    Accounting Accounting Entry Management Accounting Accounts Payable Accounting Closing
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Education

  • RNCP7 (Master's degree)
    42 Perpignan
    2026
    RNCP7 (bac+5) en
  • BTS full stack developer
    3WA academy
    2022
    BTS developer full stack

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