Software Engineer, Retrieval

Job not on LinkedIn

🔥 0 minutes ago

🌐 Switzerland, United Kingdom – Remote

🇨🇭 Switzerland – Remote 🇬🇧 United Kingdom – Remote

💵 £75k - £90k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 0%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Capacity

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 1999

📦 Logistics

🛍️ eCommerce

🚗 Transport

Logistics • eCommerce • Transport

Capacity is a third-party logistics (3PL) and fulfillment company that provides nationwide U. S. and UK warehousing, order fulfillment, and value-added services for eCommerce, DTC, and retail brands. The company emphasizes smooth onboarding, integrated technology and data to power decisions, and tailored operations (including hazmat handling and retail/node selection) to protect brand experience and support growth. Capacity partners with consumer-facing brands across beauty, wellness, apparel, electronics, and CPG to deliver fast, cost-effective distribution and omnichannel fulfillment.

📋 Description

• Gather and generate data for evaluating and improving search quality • Propose algorithm changes based on search-quality evaluations • Move prototype functionality to production • Create and manage generative AI pipelines for improving search index quality • Set up and maintain retrieval models and their infrastructure • Implement feedback mechanisms using user and agent interactions to improve retrieval quality • Improve retrieval throughput and latency • Ask for help proactively, offer help, share knowledge, and continuously learn

🎯 Requirements

• 3+ years of experience working in a software engineering environment • Able to use version control and project management software (git, JIRA) • Experience with full-text search, ideally Elasticsearch • Experience with modern retrieval models, ideally Hugging Face • Backend development experience • Experience with Python, PyTorch, and dataframe processing libraries such as pandas or polars • Experience with one modern statically typed programming language, such as Scala, Kotlin, Java, Go, Rust, C#, C++, Swift, TypeScript, or Haskell • Experience working with LLM APIs • Additional technical skills preferred: Natural Language Processing; graph retrieval and knowledge graphs; SQL; data cleanup and training data generation; backend web development; Kubernetes; ML inference runtimes; Apache Spark; AI coding tools such as Claude or Codex

🏖️ Benefits

• A supportive, diverse workplace where respect for each other and clients is prioritized • Fun and collaborative team culture • Remote workforce • Opportunities for team members to serve and educate Create A Loop students throughout the year