Senior Software Engineer (Rosarito)

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

WHY JOIN US

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

ABOUT THE ROLE

We are looking for a Senior Backend Engineer to design and build scalable middleware services powering digital ordering, payments, loyalty, and third-party integrations across a major consumer platform. You will develop serverless applications using AWS Lambda and API Gateway, build Node.js/TypeScript microservices, design event-driven architectures with SQS/SNS, and implement infrastructure as code with Terraform. The role includes active use of AI-assisted development tools as a core part of the daily engineering workflow.

WHAT YOU WILL DO

• Develop serverless applications using AWS Lambda and API Gateway;
• Build and maintain Node.js/TypeScript microservices;
• Design event-driven architectures using SQS/SNS;
• Build infrastructure as code using Terraform;
• 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;
• Create integrations with delivery providers and payment platforms;
• Collaborate with business stakeholders and product teams to understand functional and technical requirements; 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;
• Implement secure authentication and identity flows using Amazon Cognito.

MUST HAVES

• 4+ years of backend 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);
• Demonstrated experience building and operating RESTful and/or GraphQL APIs at scale;
• Experience with CI/CD pipelines and source control workflows (Git, GitHub Actions, Azure DevOps);
• Familiarity with Infrastructure as Code (Terraform or CloudFormation);
• Solid understanding of integration patterns: event-driven architecture, webhooks, async messaging, and pub/sub;
• Experience integrating with third-party platforms and vendor APIs (e.g., delivery aggregators, POS systems, loyalty platforms, or similar ecosystem partners);
• Ability to translate ambiguous business requirements into clear technical specifications;
• Collaborative mindset with a willingness to give and receive candid code review feedback;
• Strong debugging, root-cause analysis, and production incident management skills.
• Upper-intermediate English level.

NICE TO HAVES

• DoorDash, Uber Eats, or similar delivery integrations;
• Payment platform integrations;
• Restaurant, retail, or QSR experience;
• Amazon Cognito expertise;
• Experience with multi-region AWS deployments and general traffic management (Akamai, CloudFront);
• Familiarity with identity and authentication patterns: 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;
• Experience in QSR, retail, or e-commerce domains;
• AWS Certified Developer – Associate or higher;
• Exposure to React Native or cross-platform mobile app integration patterns.

PERKS AND BENEFITS

• Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
• Exciting projects: Modern solutions with Fortune 500 and top product companies.
• Flextime: Flexible schedule with remote and office options.