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Junior Software Development Engineer

Job Overview

Location

US - Remote

Job Type

Full-time

Category

Software Engineering

Date Posted

March 17, 2026

Full Job Description

đź“‹ Description

  • • Join WEX Inc., a global leader in innovative commerce and payments technology, as a Junior Software Development Engineer on our cutting-edge AI Infrastructure team. This is a unique opportunity to contribute to a rapidly evolving environment, shaping the future of business transactions through advanced AI and machine learning solutions. You will play a pivotal role in building and maintaining the robust, scalable, and secure cloud infrastructure that underpins our AI initiatives, working with state-of-the-art technologies like AWS, Azure, Docker, and Kubernetes.
  • • As a key member of the AI Infrastructure team, you will be instrumental in creating a dynamic environment that supports the development and deployment of AI models at scale. This role offers the chance to tackle challenging problems with significant business impact, fostering your professional growth within a supportive team of highly talented engineers and leaders.
  • • Your primary responsibilities will involve collaborating closely with partners and stakeholders to deeply understand the requirements and key challenges faced by our AI development teams. This collaborative approach ensures that the infrastructure you build directly addresses the needs of those creating our AI solutions.
  • • You will be actively involved in the design, build, and maintenance of cloud infrastructure on both AWS and Azure, specifically tailored to support demanding AI/ML workloads. This includes provisioning and configuring resources, ensuring optimal performance, and maintaining security best practices.
  • • A significant part of your role will be implementing and managing containerization technologies such as Docker, and working with container orchestration platforms like Kubernetes. This expertise is crucial for deploying and managing applications efficiently and at scale.
  • • You will develop and maintain sophisticated CI/CD pipelines, automating the deployment and management of AI infrastructure. This automation is key to enabling rapid iteration, ensuring consistency, and reducing manual errors in our deployment processes.
  • • Furthermore, you will develop and maintain comprehensive monitoring and alerting systems to guarantee the health, performance, and availability of our production AI infrastructure. This proactive approach ensures that any issues are identified and addressed swiftly, minimizing downtime.
  • • Analyzing system performance data will be a critical task, allowing you to identify bottlenecks, pinpoint areas for optimization, and drive continuous improvement in our infrastructure's efficiency and effectiveness.
  • • You will actively participate in a culture of continuous learning, mentoring and being mentored by your peers. This involves staying abreast of the latest cloud technologies, AI/ML trends, and best practices, and sharing this knowledge within the team.
  • • Embracing and applying our team's established processes and best practices will be essential. You will be expected to understand the underlying problems your tasks aim to solve and implement reliable, sustainable solutions that effectively address these challenges.
  • • Partnering with team members in development and problem-solving is a core aspect of this role. You will contribute to team discussions, share insights, and work collaboratively to overcome technical hurdles.
  • • You will be empowered to complete your work independently, while also proactively seeking reviews from senior engineers. This ensures the high quality of your contributions and provides valuable learning opportunities.
  • • Engaging in technical discussions, proactively reviewing the work of your peers, and actively learning from these interactions will be encouraged, fostering a strong sense of shared ownership and collective growth.
  • • This role is ideal for an aspiring engineer who dreams of solving complex problems, generating substantial business impact, and experiencing rapid career advancement in the exciting field of AI infrastructure.

Skills & Technologies

Python
Java
Go
AWS
Azure
Junior
Remote
Degree Required

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About WEX Inc.

WEX Inc. is a global commerce platform headquartered in Portland, Maine, providing payment processing and business solutions across fleet, travel, and healthcare sectors. Founded in 1983, the company offers fuel cards, corporate payments, virtual cards, and benefits administration technology that simplifies complex transactions, enhances security, and delivers data-driven insights for businesses of all sizes. WEX serves customers in North America, South America, Asia-Pacific, and Europe, enabling efficient fleet operations, streamlined travel booking, and improved healthcare benefit management through innovative payment systems and software.

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