Senior Software Engineer (Search / Retrieval)

Workato is a leader in enterprise orchestration, helping businesses globally streamline operations through its AI-powered platform. The Senior Software Engineer (Search / Retrieval) will lead the design and development of intelligent search systems, focusing on building and optimizing retrieval pipelines using machine learning techniques.

Responsibilities:

• Lead the development of advanced our search cluster that can scale to millions of documents across customers and data sources
• Deploy learning-to-rank models that optimize relevance using behavioral signals, embeddings, and structured feedback
• Build and scale robust Entity Recognition pipelines that enhance document understanding, enable contextual disambiguation, and support entity-aware retrieval
• Architect next-gen search infrastructure capable of supporting highly dynamic document corpora and real-time indexing
• Drive improvements in query construction, indexing and search performance
• Be up-to-date with the latest improvements in search and indexing technologies
• Collaborate with product and applied research teams to translate user needs into data-informed search innovations
• Produce clean, scalable code and influence system architecture and roadmap across the relevance and platform stack

Requirements:

• Bachelors/Masters/PhD degree in Statistics, Mathematics or Computer Science, or another quantitative field
• 7+ years of backend engineering experience with 3+ years in search, information retrieval, or related fields
• Strong proficiency in Python
• Hands-on experience with search engines (Opensearch or Elasticsearch)
• Strong understanding of information retrieval concepts spanning traditional methods (TF-IDF, BM25) and modern neural search techniques (vector embeddings, transformer models)
• Experience with text processing, NLP, and relevance tuning
• Experience with relevance evaluation metrics (NDCG, MRR, MAP)
• Experience with large-scale distributed systems
• Strong analytical and problem-solving skills
• Strong communication abilities to explain technical concepts
• Collaborative mindset for cross-functional team work
• Detail-oriented with strong focus on quality
• Self-motivated and able to work independently
• Passion for solving complex search problems