Senior Full-Stack Developer - .NET/React for AI Analytics

Vitol; Genf; On-site; CHF 130,000 - 170,000; Full time

Job summary

Vitol, a global energy and commodities company, seeks a Senior Full Stack Developer to join the Analytics team in Geneva. You will help expand the analytics platform, driven by data from in-house trading systems and external datasets.

The role interfaces with researchers, traders, operators, and management to shape requirements and deliver capabilities. You will work with a distributed team to build AI-enabled analytics, contribute to React front-ends, and own projects end-to-end.

Qualifications

• 7+ years of professional experience with C# and .NET in global enterprise solutions.
• Strong React experience with modular JavaScript, asynchronous patterns, and DOM manipulation.
• Experience operating AI models to deliver high-quality software.
• Experience designing and building distributed systems and microservices.
• Experience with relational databases and SQL (SQL Server, PostgreSQL, Oracle, or similar).
• Experience working in Agile/Scrum environments.
• Awareness of CI/CD concepts and technologies.

Responsibilities

• Develop a strategic set of analytics applications with a distributed team.
• Develop AI-enabled solutions leveraging LLMs and ML capabilities.
• Contribute to React-based front-end applications for actionable insights.
• Partner with stakeholders to understand requirements and deliver high-impact solutions.
• Own projects from design to deployment and support.
• Build resilient, maintainable, and testable systems used globally.
• Participate in architecture discussions, code reviews, and technical mentoring.

Skills

C# / .NET

React

AI model operation

Distributed systems

SQL databases

Agile / Scrum

CI/CD concepts

Communication

Self-motivation

Education

Bachelor’s or Master’s in Computer Science / Software Engineering

Tools

GraphQL

gRPC

Rx

Kafka

LLMs

Job description

Vitol, a global energy and commodities company, seeks a Senior Full Stack Developer to join the Analytics team in Geneva. You will help expand the analytics platform, driven by data from in-house trading systems and external datasets.

The role interfaces with researchers, traders, operators, and management to shape requirements and deliver capabilities. You will work with a distributed team to build AI-enabled analytics, contribute to React front-ends, and own projects end-to-end.