Software Engineer

Eleven Eleven

Software Engineer developing and maintaining AWS serverless integrations for hospitality solutions. Collaborating with cross-functional teams to enhance guest experiences through technology.

Posted 4/29/2026full-timeRemote • 🇺🇸 United StatesJuniorMid-LevelWebsite

Tech Stack

Tools & technologies

AWSCloudDynamoDB.NETSOAPSQL

About the role

Key responsibilities & impact

Build and maintain AWS serverless integrations that connect our captive portal WiFi platform with hotel Property Management Systems (PMS) and loyalty programs worldwide
Develop, test, and maintain AWS Serverless applications (C# / .NET) that connect our platform with third-party PMS and loyalty APIs
Implement SQS-triggered message processing pipelines that handle guest inquiry, room charge, configuration, and loyalty enrollment work units
Integrate with third-party REST, SOAP, including OAuth2/Cognito authentication flows, token caching, and credential management via AWS SSM Parameter Store
Build and maintain DynamoDB data models for device configuration, session caching, and authentication token storage
Write comprehensive unit tests using mocking frameworks
Leverage AI-assisted development tools (e.g., GitHub Copilot, agentic coding assistants) to accelerate development, improve code quality, and automate repetitive tasks
Collaborate with other development, product management, and UX team members to turn user stories into performant, scalable capabilities within the ecosystem
Troubleshoot production issues across distributed serverless architectures
Participate in code reviews and contribute to consistent patterns across the team's portfolio of integrations
Work within Agile methodology with two-week sprints
Identify and incorporate security requirements in the software development lifecycle, including PII handling, data obfuscation, and secure credential storage
Participate in on-call rotation
Other duties as assigned

Requirements

What you’ll need

2–5 years of professional software engineering experience
Experience reading and writing SQL
Proficiency in C# and .NET (experience with .NET 8 or recent versions preferred)
Experience building and deploying AWS Lambda functions or similar serverless architectures
Working knowledge of AWS services: SQS, DynamoDB, API Gateway, SSM Parameter Store, Step Functions, CloudWatch
Experience consuming and integrating with RESTful APIs, including OAuth2 authentication flows
Solid understanding of software design patterns, dependency injection, and writing testable code
Familiarity with Git, CI/CD pipelines, and Infrastructure-as-Code (CloudFormation or SAM preferred)
Experience writing unit tests with mocking frameworks
Experience with AWS networking
Comfort using AI coding assistants (e.g., GitHub Copilot, Cursor, Claude) as part of daily development workflow
Proven experience shipping product as part of an Agile team
Strong desire to help a successful company scale existing cloud-based services while also being a significant contributor to the development of new integrations

Benefits

Comp & perks

Health benefits
Paid time off
Flexible work arrangements
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#.NETAWS LambdaSQLDynamoDBRESTful APIsOAuth2software design patternsunit testingInfrastructure-as-Code

Soft Skills

collaborationtroubleshootingcode reviewsAgile methodologyproblem-solvingcommunicationscalability focusadaptabilityteamworkuser story development