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Killian B.KB

Killian B.

Supermalter

Fullstack Developer | Angular - React - Node.JS

€400/day
13 projects
Toulouse, FR
3-7 years

Average response time: 4 hours

Freelancer profile translated to English.
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About Killian

👨‍💻 Web & Software Developer
Graduated engineer in computer science and telecommunications
Specialty: Angular, React, Java, Node.js
Proficiency: Firebase, NestJS, Next, MongoDB, SQL, CosmoDB, Git, Ionic, Capacitor, React Native

🚀 Services offered
• Creation of modern websites
• Development of custom applications (web, mobile, desktop)
• Realization of software or algorithms adapted to your needs
• Integration, deployment, evolutionary maintenance
• Technical consulting to define or optimize your technological choices

🔗 My working method
• 100% remote collaboration
• Agile methodology: progress updates, regular feedback
• Guaranteed responsiveness: reply within 24 hours to any request
• Clear documentation and personalized support throughout the project

🎯 What I bring
• Speed and reliability in delivery
• Pedagogy: simplification of technical solutions, clear explanations
• Advice to ensure the performance and longevity of your tools
• Adaptability: short or long missions, for all sectors

💡 Who is my support for?
• Professionals or individuals wishing to secure a development
• Startups, SMEs, entrepreneurs, associations, public organizations
• Occasional need or complex project: I provide a tailor-made solution

Available to discuss your needs, analyze your project, or start quickly.
  • French

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • ITERSYS
    Malt logoOn Malt
    Full Stack Developer
    SOFTWARE PUBLISHING
    December 2025 - May 2026 (5 months)
    As part of a business project for Eurostar, I participate in the analysis, design, and evolution of tools related to passenger information, railway incident management, and passenger support.

    I work on front-end and back-end topics: evolution of targeting screens, improvement of passenger filters, reliability of statistics, clarification of data display, integration and security of external flows, as well as handling date, timezone, and configuration issues.

    I also contribute to the platform's robustness by improving error observability, logging, send traceability, and mastering technical impacts before production. A significant part of my mission involves producing functional and technical analyses, identifying risks, and proposing maintainable solutions.
    Angular NestJs Docker SQL Express
  • SOMEX
    Software Engineer
    PUBLIC SAFETY
    June 2025 - July 2025 (1 month)
    Escaudain, France
    ○ Drafting of functional and technical specifications.
    ○ Analysis of business processes and recommendations for improvement.
    ○ Ergonomic and functional redesign of existing applications.
    ○ Development in VB.NET to automate operational tasks.
    ○ Implementation of dashboards and performance indicators for activity monitoring.
    VB.NET Specifications document Estimates and invoicing Management software C#
  • OMEDOM
    Full-Stack Developer
    REAL ESTATE
    February 2024 - June 2025 (1 year and 4 months)
    Albi, France
    ○ Design and development of web applications (Angular, Node.js, Firebase).
    ○ Creation of cross-platform mobile applications (Ionic, Capacitor).
    ○ Management of a monorepo architecture (Nx).
    ○ Implementation of CI/CD pipelines (GitHub Actions, Docker).
    ○ Data security through Firebase Firestore and Storage.
    Angular Firebase Ionic Capacitor Node.js

Reviews

5.0

Out of 7 ratings

C

Chloe

CFO - OMEDOM

Reviewed on 12/10/2025

As usual, an excellent project led by Killian. The needs are perfectly understood, the work is of high quality, and executed in record time. I highly recommend him!
A

Aymeric

DELTA S-E

Reviewed on 10/13/2025

It's always a pleasure to work with Killian! He is efficient, rigorous, and fast.

Recommendations

JL
CS
Jérémie Lopez and 1 other person have recommended Killian

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Education

  • Computer Science and Telecommunications Engineer
    INP-ENSEEIHT
    2024
  • Applied Computer Science
    UiT The Arctic University of Norway
    2024
    Applied Computer Science

Skill set

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