Backend Engineer AI Team Paradox

Your work days are brighter here.

Were obsessed with making hard work pay off for our people our customers and the world around us. As a Fortune 500 company and a leading AI platform for managing people money and agents were shaping the future of work so teams can reach their potential and focus on what matters most. The minute you join youll feel it. Not just in the products we build but in how we show up for each other. Our culture is rooted in integrity empathy and shared enthusiasm. Were in this together tackling big challenges with bold ideas and genuine care. We look for curious minds and courageous collaborators who bring sun-drenched optimism and drive. Whether youre building smarter solutions supporting customers or creating a space where everyone belongs youll do meaningful work with Workmates whove got your return well give you the trust to take risks the tools to grow the skills to develop and the support of a company invested in you for the long haul. So if you want to inspire a brighter work day for everyone including yourself youve found a match in Workday and we hope to be a match for you too.

About the Team

At Paradox we believe when you get the people thing right you can build teams that change the world. As part of Workday we are laser-focused on building world-class productsbacked by a decade of leadership in Conversational AI.


Our Tel-Aviv R&D center is where deep experience meets next-generation technology. We arent just experimenting with Large Language Models we are deploying them at an unmatched global scale. We combine our historical data advantage with advanced LLM capabilities to directly influence the hiring experiences of millions of candidates worldwide.


Sound like your perfect fit We want to hear from you!

About the Role

As a Backend AI Engineer you will be responsible for architecting and building the production systems that bring LLMs to life at scale. You will Implement robust infrastructure and high-scale services ensuring our AI capabilities are integrated into scalable resilient and performant backend architectures.

In this role you will:

• Design and implement high-performance backend services and APIs that power Paradoxs core AI products.

• Bridge the gap between AI research and production-grade software focusing on latency reliability and observability.

• Promote engineering standards through rigorous code reviews architectural design and best practices in distributed systems.

• Design and implement LLM evaluation frameworks to assess and integrate new AI models into real-world production flows.

• Deeply understand product challenges to make intelligent and efficient software-building decisions.

About You

Basic Qualifications:

• 3 years of hands-on experience in backend software development focusing on building complex distributed systems.

• Proven Expertise in Python and modern backend technologies/API design.

• Direct experience in developing LLM-based products (Agents RAG etc.) within production environments.

• System Architecture design skills with experience in cloud-based environments (AWS/GCP) and CI/CD flows.

• Database Experience: knowledge of both relational and non-relational databases.

• Engineering Quality: Strong understanding of automated testing at all levels of the testing pyramid and Clean Code principles.

• Fluent in English including both written and verbal communication.

• Authorization to work in Israel.

Other Qualifications:

• Experience with specialized AI infrastructure (Vector Databases LLM Observability tools).

• Experience with Conversational AI or complex Dialogue Management systems.

• Familiarity with MLOps practices and monitoring LLM performance in production.

• Background in Data Science or Data Engineering.

Our Approach to Flexible Work

With Hybrid Work were combining the best of both worlds: in-person time and remote. Our approach enables our teams to deepen connections maintain a strong community and do their best work. We know that flexibility can take shape in many ways so we require employees to work three days a week in the office and two days at home. This means youll have the freedom to create a flexible schedule that caters to your business team and personal needs while being intentional to make the most of time spent together.

Workday is committed to providing reasonable accommodations for qualified individuals during our application process in order to perform one or more essential functions of their job as well as regarding the use of AI tools for employment decision-making to any degree. Please see below for more details including how to request an accommodation as a qualified veteran due to a disability or for religious reasons or as otherwise provided under applicable law.

Workday prohibits taking adverse action against any candidate or employee for reporting a possible violation of this policy requesting one or more work accommodations exercising a privacy right or cooperating in an investigation in accordance with applicable law. Any employee who retaliates against a candidate or employee for doing so may be subject to disciplinary action up to and including termination of employment to the fullest extent allowable under applicable law.

If you require a reasonable accommodation you may email as far in advance as possible.

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