Senior Software Engineer – Context Engineering

🕒 April 22

🇺🇸 United States – Remote

💵 $140.2k - $185.8k / year

⏰ Full Time

🟠 Senior

🤖 AI Engineer

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WEX

WebsiteLinkedInAll Job Openings

5001 - 10000 employees

Founded 1983

🚗 Transport

💸 Finance

💳 Fintech

💰 $310M Post-IPO Debt on 2020-06

Transport • Finance • Fintech

WEX is a global commerce platform specializing in various business solutions to address operational challenges. They provide services in managing and mobilizing fleets with their fuel card systems, offering comprehensive fleet management and analytics. Additionally, they focus on business payments solutions that streamline processes across industries, enhancing efficiency and security. WEX is also involved in employee benefits administration, helping organizations effectively manage health and reimbursement accounts. Their diverse range of services caters to numerous sectors, emphasizing innovation, sustainability, and effective solutions for business growth.

📋 Description

• Contribute to the development of a high-scale, AI-ready Data Lakehouse optimized for AI Agent operations • Hands-on prototyping of emerging architectural patterns • Maintain high standards for code quality and CI/CD, participating in cross-functional architecture reviews • Build platform-level interfaces for agentic workflows • Develop systems that move beyond basic search into Reasoning-based Retrieval • Implement emerging standards like the Model Context Protocol (MCP) and Agentic RAG

🎯 Requirements

• 6+ years of software engineering experience with a focus on distributed systems • Proficiency in Java or Scala and Python • Experience building extensible APIs and libraries used by other developers • A preference for building automated, software-defined infrastructure over manual configuration • Hands-on experience with agent development frameworks such as LangGraph or CrewAI • Knowledge of the Model Context Protocol (MCP) • Experience building 'AI-native' features, including automated LLM-based evaluations within the CI/CD pipeline • Understanding of Human-in-the-Loop (HITL) triggers to ensure safety in autonomous systems • Experience with GitOps workflows (e.g., ArgoCD or Flux) • Proficiency in Terraform to build reusable modules • Ability to design CI/CD pipelines (e.g., GitHub Actions) • Hands-on experience navigating and configuring AWS and Azure Management Consoles • Experience using OpenTelemetry (OTel) to track system performance

🏖️ Benefits

• health, dental and vision insurances • retirement savings plan • paid time off • health savings account • flexible spending accounts • life insurance • disability insurance • tuition reimbursement • comprehensive and market competitive benefits