About the Position

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.

Responsibilities

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.

Requirements

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 Have

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 global 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.

We Offer

Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps.
Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities.
A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands.
Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive.

About the Company

Your AgileEngine journey starts here:

Tell us about yourself: 2 min
Confirm requirements: 2 sec
Pass a short test: 30 - 60 min
Record a short video: 5 min → Introduce yourself on a video, instead of waiting for an interview
Live interview: Ace the technical interview with our team → Schedule a call yourself right away after your video is reviewed
Final interview: Get to know the team you will be working with
Get an offer: As quick as possible

Our Geography

UTC-5: WASHINGTON DC, USA | MIAMI, USA | Colombia, Colombia
UTC-6: MEXICO, Mexico
UTC-3: Brazil, Brazil | Argentina, Argentina
UTC+2: Ukraine, Europe
UTC+1: Poland, Europe
UTC+0: Portugal, Portugal
UTC+5:30: India, India

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Senior Software Engineer ID72455

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