senior fe/full stack engineer
(js, react. .net)

Role overview
Svitla Systems Inc. is looking for a Senior Front End Engineer with .NET for a full-time position (40 hours per week) in Argentina. Our client has multiple online platforms providing spiritual guidance on love, relationships, and life. They offer a vast portfolio of over 20 brands in the spiritual and emotional wellness space.
As a Front End Engineer, you will work across front-end technology stacks, providing end-to-end solutions for both the B2C and B2B customers. You’ll be developing web components spanning data access, API integration, and functional product additions/improvements for the customers. You will collaborate closely with UI/UX designers and product managers to rapidly deliver new product features. In addition to product development, you will also be involved in architectural work, porting codebases to the latest standard.
Requirements
- 6+ years of professional experience in frontend application development.
- Experience with backend development in .NET.




- Strong knowledge of React JS and Next.js (server-side rendering, static site generation).
- Experience with state management libraries (Redux, Zustand, Recoil, or similar).
- Familiarity and background in consuming RESTful APIs.
- Experience with agentic AI development, utilizing tools such as Claude, Copilot, and Cursor.
- Bachelor’s degree in Computer Science, Software Engineering, or a related field, or equivalent technical experience.
- Strong problem-solving, communication, and collaboration skills.

Responsibilities
- Design, develop, and maintain React and Next.js applications with a focus on performance, scalability, and maintainability.
- Collaborate with UI/UX designers to implement modern, responsive, and accessible interfaces.
- Build reusable front-end components and libraries for consistent design and faster development cycles.
- Work closely with backend engineers to integrate APIs and ensure seamless data flow.
- Apply b

📌 Senior FE/Full Stack Engineer (Argentina)
🏢 Svitla Systems
📍 Argentina