Senior Product Engineer

About Us

Keelvar was founded in Europe’s largest AI research lab by a team of computer scientists and engineers specialising in AI, optimization and game theory applied to strategic sourcing. Keelvar is an award-winning, category leading, global sourcing optimization and autonomous sourcing vendor, optimising over $200bn+ in spend annually. Our mission is to help procurement teams globally to scale sourcing excellence. Keelvar is powered by unique artificial intelligence, designed by our category experts, to deliver significant savings and operational improvements for global enterprises. 

Role Overview

 We’re hiring a Senior Product Engineer in our newly established Growth Team, a cross-functional group focused on accelerating Product-Led Growth. This is a hands-on engineering role for someone who can build fast, think product-first, and thrive in an experimental environment. 

You’ll work closely with engineering, marketing and product, driving growth-focused initiatives directly inside the product experience. Expect rapid iteration, close collaboration, and ownership of experiments end-to-end. 

Responsibilities

• Enable fast experimentation that supports evidence guided decisions. Implement user-facing experiments when needed, ensuring high-quality executions that validate hypotheses quickly.
   
• Work directly with product and engineering teams and services across the full platform to design and build scalable product growth features.
   
• Contribute to and influence architecture.
   
• Own the full lifecycle of growth initiatives: ideation, technical design, implementation, rollout, instrumentation, and iteration based on results.
   
• Work with product and marketing team members to shape experiments, ensuring technical feasibility and efficient execution.
   
• Maintain strong engineering standards across performance, reliability, and code quality while operating in a fast-moving environment.
   
• Improve observability, analytics, and experimentation frameworks to speed up learning cycles.
   

• Share knowledge across the team and contribute to a culture of rapid learning and continuous improvement.

   

Your profile

• 8+ years of experience in software engineering, with significant experience building and delivering large-scale, high-performance distributed systems. 
   
• Experience in growth engineering, product engineering, marketplace platforms, or PLG-focused teams is a plus.
   
• Experience in Python or Ruby on Rails and its ecosystem. Frontend skills are a strong advantage.
   
• Comfortable with DevOps practices, cloud environments (ideally AWS), and monitoring tools, you own your code in production.
   
• Deep understanding of performance, reliability, data integrity, and scalable system design.
   
• Pragmatic, hypothesis-driven, and comfortable making tradeoffs to move fast while preserving technical quality.
   
• Enjoys collaborating with non-engineering partners and incorporating customer and business context into technical decisions.
   
• High ownership mindset with a bias toward action and measurable impact.

Why Us

Here at Keelvar, we are proud to be a remote-first organisation and we offer some great perks including: 

• Competitive salary with a Series B backed, fast growing organisation.
• Pension 7.5%
• Health Insurance
• 25 days PTO increasing to 26 after 3 years and increasing to 27 after 5 years.Plus a day off for your birthday.
• Flexible working hours with a positive approach to work - life balance.
• An inclusive, collaborative, innovative culture.
• Generous leave offerings including 2 CSR days.
• Technology that enables you to perform to your best