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Schneider Electric

Global energy management and automation provider

Développement Applicatif & Amélioration Continue Intern

Full-Stack EngineeringConfirmed live in the last 24 hours
Internship · Winter 2026Nanterre, France

About the Job

Requirements

  • The candidate must currently be preparing a Bac+5-level diploma or equivalent in computer science, software engineering, information systems engineering, or a related discipline at an engineering school or university.
  • Knowledge of object-oriented programming, ideally in C#/.NET.
  • Knowledge of web development using Blazor, ASP.NET Core, or equivalent frameworks.
  • Basic knowledge of relational databases such as SQL Server or equivalent.
  • Sensitivity to dashboard design and data visualization.
  • Analytical and synthesis skills.
  • The candidate must have fluent French and advanced English for reading technical documentation and communicating with teams.
  • The candidate should have an interest in industrial environments and applying software development skills to concrete business problems.
  • The candidate should have an interest in continuous improvement and software quality.

Responsibilities

  • Study the existing application architecture, data model, and flows between system components.
  • Correct anomalies, monitor incidents, and continuously improve application stability.
  • Design and implement new features in collaboration with business and technical teams.
  • Participate in code reviews and testing and help implement development best practices.
  • Standardize development, support, and deployment processes within the team.
  • Maintain and evolve the existing Blazor Server/WebAssembly application.
  • Develop new business modules and components using C#/.NET and DevExpress.
  • Improve user experience, including usability, response times, and accessibility.
  • Design dashboards, reports, and data visualizations for business teams.
  • Manage, optimize, and evolve the SQL Server database schema, queries, indexes, and performance.
  • Support deployment and operation of the application on AWS EC2 instances.
  • Monitor application availability and health and participate in resolving production incidents.
  • Apply application security best practices, including access management, data protection, and configuration hardening.
  • Deliver fixes and enhancements to the existing Blazor application.
  • Deliver one or more functional modules or dashboards.
  • Keep technical documentation up to date, including architecture, operations, and support procedures.
  • Document contributions to standardizing development and support processes.
  • Prepare an internship report summarizing completed work and improvement recommendations.

Desired Qualifications

  • A discretionary end-of-internship bonus may be awarded based on the manager's evaluation during the internship.
  • Public-transport commuting costs are covered at 75%.

About the Company

Schneider Electric

Global energy management and automation provider

Schneider Electric is a global specialist in energy management and automation. It helps homes, businesses, and industries run electricity more efficiently by selling electrical products, automation hardware, software, and related services. Its offerings cover electrification, automation, and digitization, and solutions connect devices, collect data, and control systems to optimize energy use in smart industries, resilient infrastructure, and data centers. The company distinguishes itself with a broad, end-to-end portfolio and a worldwide presence in over 100 countries, combining hardware, software, and services to address sustainability and reliability. Its goal is to help people and organizations use energy more efficiently, reduce environmental impact, and improve uptime and reliability.

Company size
10,001+
Company stage
IPO
Headquarters
Rueil-Malmaison, France
Founded
1836

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