Dassault Systèmes – Software Engineer ( JavaScript, AI)
Job Description
As a game-changer in sustainable technology and innovation, Dassault Systèmes is striving to build more inclusive and diverse teams across the globe. We believe that our people are our number one asset and we want all employees to feel empowered to bring their whole selves to work every day. It is our goal that our people feel a sense of pride and a passion for belonging. As a company leading change, it’s our responsibility to foster opportunities for all people to participate in a harmonized Workforce of the Future.
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Responsibilities
We are seeking an experienced and highly motivated UI Developer to join the NETVIBES Development Team.
Our ideal candidate goes beyond traditional front-end development and brings hands-on experience integrating AI capabilities into products, including agent-based architectures, prompt engineering, and LLM-driven workflows.
Responsibilities
Design, build, and maintain efficient, reusable, reliable, and responsive JavaScript code
Develop AI-integrated front-end experiences, leveraging LLM APIs and agent frameworks (e.g., LangChain / LangGraph or similar)
Design and optimize prompt workflows and prompt engineering strategies for real-world product use cases
Build and integrate agent-based systems into UI workflows (multi-step reasoning, tool usage, orchestration)
Design, code, and manage automated test scripts
Implement performance and quality modules
Identify bottlenecks and bugs, including those in AI-driven flows, and devise solutions
Ensure code quality, organization, and automation standards
Collaborate closely with backend, AI, and product teams to deliver cohesive solutions
Qualifications:
Strong engineering background with consistent academic performance (60%+ throughout)
Minimum 2-4 yrs of experience
Clear understanding of OOPS and Data Structures
Proficient in front-end technologies: vanilla JavaScript, HTML5, CSS
Proven experience in integrating AI/LLM capabilities into production applications
Hands-on exposure to:
Agent development frameworks (e.g., LangChain, LangGraph, or equivalent)
Prompt engineering and prompt optimization techniques
API-based LLM integrations and async workflows
Strong understanding of asynchronous request handling, partial page updates, and AJAX
Ability to deliver pixel-perfect UI implementations
2–4 years of relevant experience
Ability to work independently on complex technical problems, including AI-driven features
Strong debugging and analytical skills
Excellent written and verbal communication skills
Passion for emerging technologies, especially in the AI/LLM space
Exposure to 3DEXPERIENCE platform is a plus
