Software Engineer, Retrieval systems

We're looking for a talented Backend Engineer to join our algo & ML team. You'll play a pivotal role in enhancing the search experience for 10s of millions of users worldwide, designing and implementing advanced algorithms that make our platform more intuitive and effective.

Requirements:

BSc or MSc in Computer Science, Software Engineering, or equivalent
5+ years of software development experience
2+ years of experience with a focus on search/recommendation/ads technologies and relevance engineering
Proficiency in programming languages like Go, Python
Strong understanding of information retrieval, NLP, graph architectures and machine learning concepts
An avid learner with a deep passion for data, eager to explore new territories and solve complex problems
Fluent in English, with strong verbal and written communication skills, including the ability to visualize and explain complex concepts

At Fiverr, we’re not about checklists. If you don’t meet 100% of the requirements for this role but still feel passionate about the position and think you have the right skills and qualifications to excel at it, we want to hear from you.

What am I going to do?:

Develop and optimize the core retrieval systems that form the backbone of our search architecture, focusing on enhancing the recall and precision of search results.
Utilize technologies like Elasticsearch, Lucene, Vespa, and machine learning models to build scalable search retrieval systems solutions that form the primary source for our search platform.
Work closely with data scientists, product managers, and fellow engineers to integrate machine learning models and algorithms.
Use search metrics such as nDCG, MRR, and user behavior analysis to pinpoint improvements, and conduct rigorous A/B testing and online experiments to validate changes and assess their impact.
Address complex business challenges related to retrieval by breaking them down into manageable components, conducting in-depth research, and pioneering innovative features for search retrieval.

Equal opportunities:

At Fiverr, we prioritize diversity. We celebrate difference and embed it into every aspect of our workplace and product, as well as our community. Fiverr is proud and committed to providing equal opportunity employment to all individuals regardless of race, color, religion, sex, sexual orientation, citizenship, national origin, disability, Veteran status, or any other characteristic protected by law. In addition, Fiverr will provide accommodation to individuals with disabilities or a special need.