WEX simplifies the business of running a business through smarter workflows and financial intelligence. Our North America Mobility and OTR businesses power the fleets that keep commerce moving — from small owner-operators to large fleet enterprises. Pay Range $198,000.00 - $223,700.00
Software Development Engineer III – AI & Agentic Systems
Location
United States
Posted
15 days ago
Salary
$121.5K - $145.5K / year
Seniority
Mid Level
Job Description
Software Development Engineer III – AI & Agentic Systems
WEXWEXUS
Role Description At WEX, a Software Development Engineer (SDE) Level 3 is a senior technical leader who designs complete services, solves complex integration problems, and drives the lifecycle of major initiatives from end to end. In this role, you will directly participate in WEX’s fast-paced AI-driven opportunities, acting as a key builder and strategist for next-generation technology. You will champion internal AI adoption by helping build AI-powered software while sharing education and coaching within the organization. What You’ll Do - AI & Agentic Engineering - Agentic Workflows: Design and deploy multi-agent workflows within AWS Agent Core, effectively handling state management, memory persistence, and complex tool interactions. - AI Leadership & Enablement: Help drive internal education and coaching initiatives for tools like Google Gemini Enterprise; collaborate with external AI partners on new agentic opportunities. - Architecture & System Design - End-to-End Ownership: Design, build, and own the lifecycle of entire services and cross-platform integrations. Solve complex system gaps and drive overarching audit strategies. - Strategic Data Orchestration: Make critical trade-off decisions on data orchestration based on robust data and requirements. - Resilient Design: Build systems that handle failure gracefully by implementing retries, circuit breakers, and fallbacks. Ensure all designs are testable and maintainable long-term. - Security First: Review code for security flaws and ensure all services adhere strictly to WEX’s authentication standards. - Cloud Infrastructure, Reliability & CI/CD - Cost-Aware Cloud Architecture: Design reliable cloud infrastructure while proactively avoiding resource over-provisioning. - Deployment & Environment Management: Own the automated deployment package and metadata framework. Write scripts or automation manifests to deploy configurations cleanly across sandbox tiers. - CI/CD Optimization: Build and optimize CI/CD pipelines, focusing heavily on reducing build times and tightening feedback loops. - Root Cause Resolution: Capable of solving complex bugs, ensuring the root cause is fixed permanently. - Incident & Operations Leadership: Own Incidents for your services during outages. Create step-by-step triage runbooks and playbooks. - Product Partnership & Technical Leadership - Requirement Definition: Partner with Product Managers who define Functional requirements by owning the Non-Functional requirements needed to meet business KPIs. - Backlog & Scope Negotiation: Work with PMs to prioritize the backlog, explicitly negotiating the inclusion of "Tech Debt" and "Refactoring." - Solution-Oriented Mindset: You don't say "No"; you say "Not like that." You offer alternative solutions that respect time and budget constraints. - Empathic Mentorship & Review: Enforce strict quality standards during code reviews with empathy. Proactively mentor SDE 1s and 2s. - Consensus Building: Facilitate data-driven discussions to resolve engineering disagreements. - Continuous Learning: Rapidly learn and apply new languages or frameworks, lead knowledge-sharing sessions, and seek out critical feedback. Qualifications - Experience in designing and deploying multi-agent workflows. - Strong knowledge of cloud infrastructure and CI/CD practices. - Proven ability to solve complex integration problems. - Experience in mentoring and leading technical discussions. Requirements - Strong programming skills in relevant languages. - Experience with AI tools and technologies. - Knowledge of security standards and practices. - Ability to work collaboratively with cross-functional teams. Benefits - Health, dental, and vision insurances. - Retirement savings plan. - Paid time off. - Health savings account and flexible spending accounts. - Life insurance and disability insurance. - Tuition reimbursement. - Quarterly or annual bonus based on role and applicable plan. Pay Range $121,500.00 - $145,500.00
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