Senior Software Engineer, Search

🕒 April 1

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Vannevar Labs

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2019

🤖 Artificial Intelligence

🔐 Security

💰 $12M Series A on 2021-08

Defense • Artificial Intelligence • Security

Vannevar Labs is a defense technology company focused on digital intelligence to support non-kinetic missions aimed at deterring and de-escalating conflicts. The company specializes in developing advanced machine learning techniques to ensure access to mission-relevant data, building tools to counter malign influence, and enhancing maritime domain awareness using open-source and targeted data collection techniques. Vannevar Labs is dedicated to quickly iterating with national security partners to meet urgent and dynamic security challenges, positioning its solutions to address the strategic competition for legitimacy and influence in the modern geopolitical landscape.

📋 Description

• Design and adapt the technical strategy for search within Vannevar’s products, including leveraging full-text search, vector databases, LLMs, NLP, and relevance algorithms • Improve both search latency and relevance • Collaborate with product engineers, designers, and mission strategists to translate user needs into data-informed search innovations • Research and apply emerging technologies, trends and best practices in the search/information retrieval domain to improve index quality, freshness, and retrieval performance

🎯 Requirements

• 7+ years of experience in backend software development, with 3+ years in search, information retrieval, or related fields • Passion for architecting, developing and deploying reliable, scalable, and performant systems • Expertise in information retrieval, NLP, and machine learning with deep understanding of indexing, ranking, query parsing, tokenization, and vector search • Hands-on experience with at least one major search engine (e.g., Elasticsearch, OpenSearch) • Familiarity with search evaluation frameworks (e.g., precision, recall, NDCG) • Excellent analytical, problem-solving, leadership, and communication skills • U.S. Person status is required as this position will require the ability to access U.S. only data systems.

🏖️ Benefits

• Health, dental, and vision insurance • Remote friendly with WeWork access • Unlimited PTO, shared downtime during the federal holiday calendar, and company-wide off time at the end of each year • 401(k) match • Lifestyle & wellbeing stipends • Salary top-up during military reserve duty • Fully paid parental leave • Child and pet care reimbursement during travel