Senior Software Engineering

We are Subway Headquarters! Software Engineer, Middleware
We are building.
This is a business focused on what matters most: growing franchisee profitability, strengthening our brand and creating long-term value. If you bring energy, accountability and a bias for action, you will fit right in.
Subway is on a mission to build a world-class digital platform that serves millions of guests and thousands of franchise locations globally. The Senior Software Engineer, Middleware is a key technical contributor on the team that powers the integration layer connecting Subway's front-end applications (iOS, Android, Web, Kiosk) with our internal and external partner systems.
You'll design, build, and maintain high-performance APIs and services on AWS, collaborating closely with product, architecture, and partner engineering teams. You'll also own integrations with major third-party delivery and marketplace platforms - including DoorDash, Uber Eats, and similar partners - ensuring seamless order flow, menu synchronization, and operational reliability across channels.
This is a hands-on engineering role with real ownership. AI-assisted development is a core part of how our team works - you'll be expected to leverage tools like GitHub Copilot and Claude daily to accelerate delivery, improve code quality, and solve complex problems faster.

Design, develop, and document new and enhanced APIs as part of the Subway middleware platform, supporting both internal system integration and external partner connectivity.
Leverage AI-assisted development tools (GitHub Copilot, Claude, and similar) as a core part of daily engineering work - from code generation and refactoring to test coverage and documentation. Champion AI tooling adoption across the team.
DoorDash, Uber Eats, and similar platforms), ensuring reliable order flow, menu synchronization, and real-time operational data exchange.
translate those into scalable, maintainable architecture and implementation plans.
Conduct constructive code reviews and provide technical design guidance to peers and junior engineers, raising the overall quality and consistency of team output.
Enforce data governance, security policies, and compliance standards throughout the software development lifecycle.
Our middleware platform is built on the following core technologies. AWS Lambda
Node.js / TypeScript
AI Code Assistants
Bachelor's degree or higher in Computer Science, Software Engineering, or a related field (or equivalent practical experience)

5+ years of hands-on production software development experience

• Demonstrated experience building and operating RESTful and/or GraphQL APIs at scale
• Strong proficiency in one or more of: JavaScript/TypeScript (Node.js), Java, or C#
• Experience with serverless architectures on AWS (Lambda, API Gateway, DynamoDB, SQS/SNS)
• Experience integrating with third-party platforms and vendor APIs (e.g., delivery aggregators, POS systems, loyalty platforms, or similar ecosystem partners)
• Proficiency with AI-assisted development tools (GitHub Copilot, Claude, or equivalent) - must be comfortable using AI daily to write, review, refactor, and document code
• Experience with CI/CD pipelines and source control workflows (Git, GitHub Actions, Azure DevOps)
• Strong debugging, root-cause analysis, and production incident management skills
• Direct experience integrating with DoorDash Drive, Uber Eats, or other major delivery/marketplace platform APIs
• Experience with multi-region AWS deployments and global traffic management (Akamai, CloudFront)
• OAuth 2.0, OpenID Connect, AWS Cognito
• Hands-on experience with observability platforms (Dynatrace, Datadog, CloudWatch)
• Experience prompting, fine-tuning, or orchestrating LLMs/AI agents as part of a software delivery workflow
• AWS Certified Developer - Associate or higher
• Exposure to React Native or cross-platform mobile app integration patterns

Subway's Digital & Consumer Technology team is in the middle of a major platform transformation - migrating legacy systems to modern cloud-native architecture, building new consumer experiences across mobile, web, and kiosk, and expanding our global digital footprint. Ships production code that reaches millions of guests every day

• Owns the full stack from design through deployment and operation
• Values engineering quality, documentation, and technical craft
• Is actively growing in-house capability and reducing reliance on external vendors
• Insurance Plans (Medical, Life)

Pension/401K/RSP (country specific)
Competitive Bonus
Tuition Reimbursement
Company Holidays