Senior Backend Engineer

Company Description

Wix makes it possible for anyone to succeed online. Since 2006, we’ve grown to around 5,500 employees in 22 countries, launched over 40 products, and serve over 243 million users and their visitors worldwide. At Wix, we push you to innovate, evolve in non-traditional ways, and collaborate. We operate in small teams that work closely together at a high level. 

Although we’re already industry leaders in web creation and business, our work is nowhere near done. Our goal is to become the main engine of the Internet so we can create a more open web for all.

We're proud to be an equal opportunity company. Wix was built around the idea that everyone has the right to be successful, online. This same vision defines us as a company: creating a work environment where everyone is welcome, and anyone has the right to succeed.

Job Description

• Collaborate on the development and integration of AI-driven features, leveraging the latest advancements in LLM and NLP

• Conduct research and experiments to explore innovative AI methodologies and incorporate cutting-edge models into customer care products

• Take responsibility for the entire lifecycle of feature developments, from initial discussions with product teams, defining requirements and providing estimates, to actual coding in collaboration with the team, monitoring performance and delivering robust solutions to end-users

• Optimize system performance, reliability and stability, making sure our service remains seamless and accessible

• Participate in technical discussions to improve existing architecture and developer experience

Qualifications

• 5+ years of experience as a Server Engineer

• Proven ability in designing server solutions, API design, and handling technical discussions

• Experience implementing and integrating gen-AI models, particularly large language models (LLMs) into production systems

• Passion for product development

• Understanding of business objectives and goals and how to transform business problems into actionable tasks

• Strong communication skills 

• Proficiency with Large Language Models, including prompt engineering, fine-tuning, automatic evaluation and Retrieval-Augmented Generation (RAG) – an advantage